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authorWolfram Sang <w.sang@pengutronix.de>2011-04-29 15:06:43 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-05-02 19:08:55 +0100
commit041f10d46f97c87f8ae1cdb4117682214732cc45 (patch)
tree93a7357301ab6c244b270bbdf531d436e356f867
parentf295dc6874bf271253f70cb75a483d4a23911117 (diff)
ARM: plat-stmp: remove plat
Now that both users of plat-stmp have been deleted in previous patches, delete the platform, too. Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Acked-by: Shawn Guo <shawn.guo@freescale.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/Kconfig12
-rw-r--r--arch/arm/Makefile1
-rw-r--r--arch/arm/plat-stmp3xxx/Kconfig7
-rw-r--r--arch/arm/plat-stmp3xxx/Makefile5
-rw-r--r--arch/arm/plat-stmp3xxx/clock.c1134
-rw-r--r--arch/arm/plat-stmp3xxx/clock.h61
-rw-r--r--arch/arm/plat-stmp3xxx/core.c128
-rw-r--r--arch/arm/plat-stmp3xxx/devices.c389
-rw-r--r--arch/arm/plat-stmp3xxx/dma.c464
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/clkdev.h18
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/cputype.h33
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/debug-macro.S39
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/dma.h153
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/gpio.h28
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/gpmi.h12
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/hardware.h32
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/io.h25
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/memory.h22
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/mmc.h14
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/pinmux.h157
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/pins.h30
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/platform.h68
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/stmp3xxx.h54
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/system.h49
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/timex.h20
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/uncompress.h53
-rw-r--r--arch/arm/plat-stmp3xxx/include/mach/vmalloc.h12
-rw-r--r--arch/arm/plat-stmp3xxx/irq.c50
-rw-r--r--arch/arm/plat-stmp3xxx/pinmux.c550
-rw-r--r--arch/arm/plat-stmp3xxx/timer.c186
30 files changed, 0 insertions, 3806 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 377a7a595b0..c9f69e0b1f5 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -378,16 +378,6 @@ config ARCH_MXS
help
Support for Freescale MXS-based family of processors
-config ARCH_STMP3XXX
- bool "Freescale STMP3xxx"
- select CPU_ARM926T
- select CLKDEV_LOOKUP
- select ARCH_REQUIRE_GPIOLIB
- select GENERIC_CLOCKEVENTS
- select USB_ARCH_HAS_EHCI
- help
- Support for systems based on the Freescale 3xxx CPUs.
-
config ARCH_NETX
bool "Hilscher NetX based"
select CPU_ARM926T
@@ -1005,8 +995,6 @@ source "arch/arm/mach-exynos4/Kconfig"
source "arch/arm/mach-shmobile/Kconfig"
-source "arch/arm/plat-stmp3xxx/Kconfig"
-
source "arch/arm/mach-tegra/Kconfig"
source "arch/arm/mach-u300/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index ca473b1669a..692c481196b 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -205,7 +205,6 @@ machine-$(CONFIG_MACH_SPEAR600) := spear6xx
plat-$(CONFIG_ARCH_MXC) := mxc
plat-$(CONFIG_ARCH_OMAP) := omap
plat-$(CONFIG_ARCH_S3C64XX) := samsung
-plat-$(CONFIG_ARCH_STMP3XXX) := stmp3xxx
plat-$(CONFIG_ARCH_TCC_926) := tcc
plat-$(CONFIG_PLAT_IOP) := iop
plat-$(CONFIG_PLAT_NOMADIK) := nomadik
diff --git a/arch/arm/plat-stmp3xxx/Kconfig b/arch/arm/plat-stmp3xxx/Kconfig
deleted file mode 100644
index e6e312b6bdb..00000000000
--- a/arch/arm/plat-stmp3xxx/Kconfig
+++ /dev/null
@@ -1,7 +0,0 @@
-if ARCH_STMP3XXX
-
-menu "Freescale STMP3xxx implementations"
-
-endmenu
-
-endif
diff --git a/arch/arm/plat-stmp3xxx/Makefile b/arch/arm/plat-stmp3xxx/Makefile
deleted file mode 100644
index 31dd518f37a..00000000000
--- a/arch/arm/plat-stmp3xxx/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-#
-# Makefile for the linux kernel.
-#
-# Object file lists.
-obj-y += core.o timer.o irq.o dma.o clock.o pinmux.o devices.o
diff --git a/arch/arm/plat-stmp3xxx/clock.c b/arch/arm/plat-stmp3xxx/clock.c
deleted file mode 100644
index 2e712e17ce7..00000000000
--- a/arch/arm/plat-stmp3xxx/clock.c
+++ /dev/null
@@ -1,1134 +0,0 @@
-/*
- * Clock manipulation routines for Freescale STMP37XX/STMP378X
- *
- * Author: Vitaly Wool <vital@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#define DEBUG
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/clk.h>
-#include <linux/spinlock.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/delay.h>
-#include <linux/io.h>
-#include <linux/clkdev.h>
-
-#include <asm/mach-types.h>
-#include <mach/platform.h>
-#include <mach/regs-clkctrl.h>
-
-#include "clock.h"
-
-static DEFINE_SPINLOCK(clocks_lock);
-
-static struct clk osc_24M;
-static struct clk pll_clk;
-static struct clk cpu_clk;
-static struct clk hclk;
-
-static int propagate_rate(struct clk *);
-
-static inline int clk_is_busy(struct clk *clk)
-{
- return __raw_readl(clk->busy_reg) & (1 << clk->busy_bit);
-}
-
-static inline int clk_good(struct clk *clk)
-{
- return clk && !IS_ERR(clk) && clk->ops;
-}
-
-static int std_clk_enable(struct clk *clk)
-{
- if (clk->enable_reg) {
- u32 clk_reg = __raw_readl(clk->enable_reg);
- if (clk->enable_negate)
- clk_reg &= ~(1 << clk->enable_shift);
- else
- clk_reg |= (1 << clk->enable_shift);
- __raw_writel(clk_reg, clk->enable_reg);
- if (clk->enable_wait)
- udelay(clk->enable_wait);
- return 0;
- } else
- return -EINVAL;
-}
-
-static int std_clk_disable(struct clk *clk)
-{
- if (clk->enable_reg) {
- u32 clk_reg = __raw_readl(clk->enable_reg);
- if (clk->enable_negate)
- clk_reg |= (1 << clk->enable_shift);
- else
- clk_reg &= ~(1 << clk->enable_shift);
- __raw_writel(clk_reg, clk->enable_reg);
- return 0;
- } else
- return -EINVAL;
-}
-
-static int io_set_rate(struct clk *clk, u32 rate)
-{
- u32 reg_frac, clkctrl_frac;
- int i, ret = 0, mask = 0x1f;
-
- clkctrl_frac = (clk->parent->rate * 18 + rate - 1) / rate;
-
- if (clkctrl_frac < 18 || clkctrl_frac > 35) {
- ret = -EINVAL;
- goto out;
- }
-
- reg_frac = __raw_readl(clk->scale_reg);
- reg_frac &= ~(mask << clk->scale_shift);
- __raw_writel(reg_frac | (clkctrl_frac << clk->scale_shift),
- clk->scale_reg);
- if (clk->busy_reg) {
- for (i = 10000; i; i--)
- if (!clk_is_busy(clk))
- break;
- if (!i)
- ret = -ETIMEDOUT;
- else
- ret = 0;
- }
-out:
- return ret;
-}
-
-static long io_get_rate(struct clk *clk)
-{
- long rate = clk->parent->rate * 18;
- int mask = 0x1f;
-
- rate /= (__raw_readl(clk->scale_reg) >> clk->scale_shift) & mask;
- clk->rate = rate;
-
- return rate;
-}
-
-static long per_get_rate(struct clk *clk)
-{
- long rate = clk->parent->rate;
- long div;
- const int mask = 0xff;
-
- if (clk->enable_reg &&
- !(__raw_readl(clk->enable_reg) & clk->enable_shift))
- clk->rate = 0;
- else {
- div = (__raw_readl(clk->scale_reg) >> clk->scale_shift) & mask;
- if (div)
- rate /= div;
- clk->rate = rate;
- }
-
- return clk->rate;
-}
-
-static int per_set_rate(struct clk *clk, u32 rate)
-{
- int ret = -EINVAL;
- int div = (clk->parent->rate + rate - 1) / rate;
- u32 reg_frac;
- const int mask = 0xff;
- int try = 10;
- int i = -1;
-
- if (div == 0 || div > mask)
- goto out;
-
- reg_frac = __raw_readl(clk->scale_reg);
- reg_frac &= ~(mask << clk->scale_shift);
-
- while (try--) {
- __raw_writel(reg_frac | (div << clk->scale_shift),
- clk->scale_reg);
-
- if (clk->busy_reg) {
- for (i = 10000; i; i--)
- if (!clk_is_busy(clk))
- break;
- }
- if (i)
- break;
- }
-
- if (!i)
- ret = -ETIMEDOUT;
- else
- ret = 0;
-
-out:
- if (ret != 0)
- printk(KERN_ERR "%s: error %d\n", __func__, ret);
- return ret;
-}
-
-static long lcdif_get_rate(struct clk *clk)
-{
- long rate = clk->parent->rate;
- long div;
- const int mask = 0xff;
-
- div = (__raw_readl(clk->scale_reg) >> clk->scale_shift) & mask;
- if (div) {
- rate /= div;
- div = (__raw_readl(REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC) &
- BM_CLKCTRL_FRAC_PIXFRAC) >> BP_CLKCTRL_FRAC_PIXFRAC;
- rate /= div;
- }
- clk->rate = rate;
-
- return rate;
-}
-
-static int lcdif_set_rate(struct clk *clk, u32 rate)
-{
- int ret = 0;
- /*
- * On 3700, we can get most timings exact by modifying ref_pix
- * and the divider, but keeping the phase timings at 1 (2
- * phases per cycle).
- *
- * ref_pix can be between 480e6*18/35=246.9MHz and 480e6*18/18=480MHz,
- * which is between 18/(18*480e6)=2.084ns and 35/(18*480e6)=4.050ns.
- *
- * ns_cycle >= 2*18e3/(18*480) = 25/6
- * ns_cycle <= 2*35e3/(18*480) = 875/108
- *
- * Multiply the ns_cycle by 'div' to lengthen it until it fits the
- * bounds. This is the divider we'll use after ref_pix.
- *
- * 6 * ns_cycle >= 25 * div
- * 108 * ns_cycle <= 875 * div
- */
- u32 ns_cycle = 1000000 / rate;
- u32 div, reg_val;
- u32 lowest_result = (u32) -1;
- u32 lowest_div = 0, lowest_fracdiv = 0;
-
- for (div = 1; div < 256; ++div) {
- u32 fracdiv;
- u32 ps_result;
- int lower_bound = 6 * ns_cycle >= 25 * div;
- int upper_bound = 108 * ns_cycle <= 875 * div;
- if (!lower_bound)
- break;
- if (!upper_bound)
- continue;
- /*
- * Found a matching div. Calculate fractional divider needed,
- * rounded up.
- */
- fracdiv = ((clk->parent->rate / 1000 * 18 / 2) *
- ns_cycle + 1000 * div - 1) /
- (1000 * div);
- if (fracdiv < 18 || fracdiv > 35) {
- ret = -EINVAL;
- goto out;
- }
- /* Calculate the actual cycle time this results in */
- ps_result = 6250 * div * fracdiv / 27;
-
- /* Use the fastest result that doesn't break ns_cycle */
- if (ps_result <= lowest_result) {
- lowest_result = ps_result;
- lowest_div = div;
- lowest_fracdiv = fracdiv;
- }
- }
-
- if (div >= 256 || lowest_result == (u32) -1) {
- ret = -EINVAL;
- goto out;
- }
- pr_debug("Programming PFD=%u,DIV=%u ref_pix=%uMHz "
- "PIXCLK=%uMHz cycle=%u.%03uns\n",
- lowest_fracdiv, lowest_div,
- 480*18/lowest_fracdiv, 480*18/lowest_fracdiv/lowest_div,
- lowest_result / 1000, lowest_result % 1000);
-
- /* Program ref_pix phase fractional divider */
- reg_val = __raw_readl(REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC);
- reg_val &= ~BM_CLKCTRL_FRAC_PIXFRAC;
- reg_val |= BF(lowest_fracdiv, CLKCTRL_FRAC_PIXFRAC);
- __raw_writel(reg_val, REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC);
-
- /* Ungate PFD */
- stmp3xxx_clearl(BM_CLKCTRL_FRAC_CLKGATEPIX,
- REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC);
-
- /* Program pix divider */
- reg_val = __raw_readl(clk->scale_reg);
- reg_val &= ~(BM_CLKCTRL_PIX_DIV | BM_CLKCTRL_PIX_CLKGATE);
- reg_val |= BF(lowest_div, CLKCTRL_PIX_DIV);
- __raw_writel(reg_val, clk->scale_reg);
-
- /* Wait for divider update */
- if (clk->busy_reg) {
- int i;
- for (i = 10000; i; i--)
- if (!clk_is_busy(clk))
- break;
- if (!i) {
- ret = -ETIMEDOUT;
- goto out;
- }
- }
-
- /* Switch to ref_pix source */
- reg_val = __raw_readl(REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ);
- reg_val &= ~BM_CLKCTRL_CLKSEQ_BYPASS_PIX;
- __raw_writel(reg_val, REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ);
-
-out:
- return ret;
-}
-
-
-static int cpu_set_rate(struct clk *clk, u32 rate)
-{
- u32 reg_val;
-
- if (rate < 24000)
- return -EINVAL;
- else if (rate == 24000) {
- /* switch to the 24M source */
- clk_set_parent(clk, &osc_24M);
- } else {
- int i;
- u32 clkctrl_cpu = 1;
- u32 c = clkctrl_cpu;
- u32 clkctrl_frac = 1;
- u32 val;
- for ( ; c < 0x40; c++) {
- u32 f = (pll_clk.rate*18/c + rate/2) / rate;
- int s1, s2;
-
- if (f < 18 || f > 35)
- continue;
- s1 = pll_clk.rate*18/clkctrl_frac/clkctrl_cpu - rate;
- s2 = pll_clk.rate*18/c/f - rate;
- pr_debug("%s: s1 %d, s2 %d\n", __func__, s1, s2);
- if (abs(s1) > abs(s2)) {
- clkctrl_cpu = c;
- clkctrl_frac = f;
- }
- if (s2 == 0)
- break;
- };
- pr_debug("%s: clkctrl_cpu %d, clkctrl_frac %d\n", __func__,
- clkctrl_cpu, clkctrl_frac);
- if (c == 0x40) {
- int d = pll_clk.rate*18/clkctrl_frac/clkctrl_cpu -
- rate;
- if (abs(d) > 100 ||
- clkctrl_frac < 18 || clkctrl_frac > 35)
- return -EINVAL;
- }
-
- /* 4.6.2 */
- val = __raw_readl(clk->scale_reg);
- val &= ~(0x3f << clk->scale_shift);
- val |= clkctrl_frac;
- clk_set_parent(clk, &osc_24M);
- udelay(10);
- __raw_writel(val, clk->scale_reg);
- /* ungate */
- __raw_writel(1<<7, clk->scale_reg + 8);
- /* write clkctrl_cpu */
- clk->saved_div = clkctrl_cpu;
-
- reg_val = __raw_readl(REGS_CLKCTRL_BASE + HW_CLKCTRL_CPU);
- reg_val &= ~0x3F;
- reg_val |= clkctrl_cpu;
- __raw_writel(reg_val, REGS_CLKCTRL_BASE + HW_CLKCTRL_CPU);
-
- for (i = 10000; i; i--)
- if (!clk_is_busy(clk))
- break;
- if (!i) {
- printk(KERN_ERR "couldn't set up CPU divisor\n");
- return -ETIMEDOUT;
- }
- clk_set_parent(clk, &pll_clk);
- clk->saved_div = 0;
- udelay(10);
- }
- return 0;
-}
-
-static long cpu_get_rate(struct clk *clk)
-{
- long rate = clk->parent->rate * 18;
-
- rate /= (__raw_readl(clk->scale_reg) >> clk->scale_shift) & 0x3f;
- rate /= __raw_readl(REGS_CLKCTRL_BASE + HW_CLKCTRL_CPU) & 0x3f;
- rate = ((rate + 9) / 10) * 10;
- clk->rate = rate;
-
- return rate;
-}
-
-static long cpu_round_rate(struct clk *clk, u32 rate)
-{
- unsigned long r = 0;
-
- if (rate <= 24000)
- r = 24000;
- else {
- u32 clkctrl_cpu = 1;
- u32 clkctrl_frac;
- do {
- clkctrl_frac =
- (pll_clk.rate*18 / clkctrl_cpu + rate/2) / rate;
- if (clkctrl_frac > 35)
- continue;
- if (pll_clk.rate*18 / clkctrl_frac / clkctrl_cpu/10 ==
- rate / 10)
- break;
- } while (pll_clk.rate / 2 >= clkctrl_cpu++ * rate);
- if (pll_clk.rate / 2 < (clkctrl_cpu - 1) * rate)
- clkctrl_cpu--;
- pr_debug("%s: clkctrl_cpu %d, clkctrl_frac %d\n", __func__,
- clkctrl_cpu, clkctrl_frac);
- if (clkctrl_frac < 18)
- clkctrl_frac = 18;
- if (clkctrl_frac > 35)
- clkctrl_frac = 35;
-
- r = pll_clk.rate * 18;
- r /= clkctrl_frac;
- r /= clkctrl_cpu;
- r = 10 * ((r + 9) / 10);
- }
- return r;
-}
-
-static long emi_get_rate(struct clk *clk)
-{
- long rate = clk->parent->rate * 18;
-
- rate /= (__raw_readl(clk->scale_reg) >> clk->scale_shift) & 0x3f;
- rate /= __raw_readl(REGS_CLKCTRL_BASE + HW_CLKCTRL_EMI) & 0x3f;
- clk->rate = rate;
-
- return rate;
-}
-
-static int clkseq_set_parent(struct clk *clk, struct clk *parent)
-{
- int ret = -EINVAL;
- int shift = 8;
-
- /* bypass? */
- if (parent == &osc_24M)
- shift = 4;
-
- if (clk->bypass_reg) {
-#ifdef CONFIG_ARCH_STMP378X
- u32 hbus_val, cpu_val;
-
- if (clk == &cpu_clk && shift == 4) {
- hbus_val = __raw_readl(REGS_CLKCTRL_BASE +
- HW_CLKCTRL_HBUS);
- cpu_val = __raw_readl(REGS_CLKCTRL_BASE +
- HW_CLKCTRL_CPU);
-
- hbus_val &= ~(BM_CLKCTRL_HBUS_DIV_FRAC_EN |
- BM_CLKCTRL_HBUS_DIV);
- clk->saved_div = cpu_val & BM_CLKCTRL_CPU_DIV_CPU;
- cpu_val &= ~BM_CLKCTRL_CPU_DIV_CPU;
- cpu_val |= 1;
-
- if (machine_is_stmp378x()) {
- __raw_writel(hbus_val,
- REGS_CLKCTRL_BASE + HW_CLKCTRL_HBUS);
- __raw_writel(cpu_val,
- REGS_CLKCTRL_BASE + HW_CLKCTRL_CPU);
- hclk.rate = 0;
- }
- } else if (clk == &cpu_clk && shift == 8) {
- hbus_val = __raw_readl(REGS_CLKCTRL_BASE +
- HW_CLKCTRL_HBUS);
- cpu_val = __raw_readl(REGS_CLKCTRL_BASE +
- HW_CLKCTRL_CPU);
- hbus_val &= ~(BM_CLKCTRL_HBUS_DIV_FRAC_EN |
- BM_CLKCTRL_HBUS_DIV);
- hbus_val |= 2;
- cpu_val &= ~BM_CLKCTRL_CPU_DIV_CPU;
- if (clk->saved_div)
- cpu_val |= clk->saved_div;
- else
- cpu_val |= 2;
-
- if (machine_is_stmp378x()) {
- __raw_writel(hbus_val,
- REGS_CLKCTRL_BASE + HW_CLKCTRL_HBUS);
- __raw_writel(cpu_val,
- REGS_CLKCTRL_BASE + HW_CLKCTRL_CPU);
- hclk.rate = 0;
- }
- }
-#endif
- __raw_writel(1 << clk->bypass_shift, clk->bypass_reg + shift);
-
- ret = 0;
- }
-
- return ret;
-}
-
-static int hbus_set_rate(struct clk *clk, u32 rate)
-{
- u8 div = 0;
- int is_frac = 0;
- u32 clkctrl_hbus;
- struct clk *parent = clk->parent;
-
- pr_debug("%s: rate %d, parent rate %d\n", __func__, rate,
- parent->rate);
-
- if (rate > parent->rate)
- return -EINVAL;
-
- if (((parent->rate + rate/2) / rate) * rate != parent->rate &&
- parent->rate / rate < 32) {
- pr_debug("%s: switching to fractional mode\n", __func__);
- is_frac = 1;
- }
-
- if (is_frac)
- div = (32 * rate + parent->rate / 2) / parent->rate;
- else
- div = (parent->rate + rate - 1) / rate;
- pr_debug("%s: div calculated is %d\n", __func__, div);
- if (!div || div > 0x1f)
- return -EINVAL;
-
- clk_set_parent(&cpu_clk, &osc_24M);
- udelay(10);
- clkctrl_hbus = __raw_readl(clk->scale_reg);
- clkctrl_hbus &= ~0x3f;
- clkctrl_hbus |= div;
- clkctrl_hbus |= (is_frac << 5);
-
- __raw_writel(clkctrl_hbus, clk->scale_reg);
- if (clk->busy_reg) {
- int i;
- for (i = 10000; i; i--)
- if (!clk_is_busy(clk))
- break;
- if (!i) {
- printk(KERN_ERR "couldn't set up CPU divisor\n");
- return -ETIMEDOUT;
- }
- }
- clk_set_parent(&cpu_clk, &pll_clk);
- __raw_writel(clkctrl_hbus, clk->scale_reg);
- udelay(10);
- return 0;
-}
-
-static long hbus_get_rate(struct clk *clk)
-{
- long rate = clk->parent->rate;
-
- if (__raw_readl(clk->scale_reg) & 0x20) {
- rate *= __raw_readl(clk->scale_reg) & 0x1f;
- rate /= 32;
- } else
- rate /= __raw_readl(clk->scale_reg) & 0x1f;
- clk->rate = rate;
-
- return rate;
-}
-
-static int xbus_set_rate(struct clk *clk, u32 rate)
-{
- u16 div = 0;
- u32 clkctrl_xbus;
-
- pr_debug("%s: rate %d, parent rate %d\n", __func__, rate,
- clk->parent->rate);
-
- div = (clk->parent->rate + rate - 1) / rate;
- pr_debug("%s: div calculated is %d\n", __func__, div);
- if (!div || div > 0x3ff)
- return -EINVAL;
-
- clkctrl_xbus = __raw_readl(clk->scale_reg);
- clkctrl_xbus &= ~0x3ff;
- clkctrl_xbus |= div;
- __raw_writel(clkctrl_xbus, clk->scale_reg);
- if (clk->busy_reg) {
- int i;
- for (i = 10000; i; i--)
- if (!clk_is_busy(clk))
- break;
- if (!i) {
- printk(KERN_ERR "couldn't set up xbus divisor\n");
- return -ETIMEDOUT;
- }
- }
- return 0;
-}
-
-static long xbus_get_rate(struct clk *clk)
-{
- long rate = clk->parent->rate;
-
- rate /= __raw_readl(clk->scale_reg) & 0x3ff;
- clk->rate = rate;
-
- return rate;
-}
-
-
-/* Clock ops */
-
-static struct clk_ops std_ops = {
- .enable = std_clk_enable,
- .disable = std_clk_disable,
- .get_rate = per_get_rate,
- .set_rate = per_set_rate,
- .set_parent = clkseq_set_parent,
-};
-
-static struct clk_ops min_ops = {
- .enable = std_clk_enable,
- .disable = std_clk_disable,
-};
-
-static struct clk_ops cpu_ops = {
- .enable = std_clk_enable,
- .disable = std_clk_disable,
- .get_rate = cpu_get_rate,
- .set_rate = cpu_set_rate,
- .round_rate = cpu_round_rate,
- .set_parent = clkseq_set_parent,
-};
-
-static struct clk_ops io_ops = {
- .enable = std_clk_enable,
- .disable = std_clk_disable,
- .get_rate = io_get_rate,
- .set_rate = io_set_rate,
-};
-
-static struct clk_ops hbus_ops = {
- .get_rate = hbus_get_rate,
- .set_rate = hbus_set_rate,
-};
-
-static struct clk_ops xbus_ops = {
- .get_rate = xbus_get_rate,
- .set_rate = xbus_set_rate,
-};
-
-static struct clk_ops lcdif_ops = {
- .enable = std_clk_enable,
- .disable = std_clk_disable,
- .get_rate = lcdif_get_rate,
- .set_rate = lcdif_set_rate,
- .set_parent = clkseq_set_parent,
-};
-
-static struct clk_ops emi_ops = {
- .get_rate = emi_get_rate,
-};
-
-/* List of on-chip clocks */
-
-static struct clk osc_24M = {
- .flags = FIXED_RATE | ENABLED,
- .rate = 24000,
-};
-
-static struct clk pll_clk = {
- .parent = &osc_24M,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_PLLCTRL0,
- .enable_shift = 16,
- .enable_wait = 10,
- .flags = FIXED_RATE | ENABLED,
- .rate = 480000,
- .ops = &min_ops,
-};
-
-static struct clk cpu_clk = {
- .parent = &pll_clk,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC,
- .scale_shift = 0,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 7,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CPU,
- .busy_bit = 28,
- .flags = RATE_PROPAGATES | ENABLED,
- .ops = &cpu_ops,
-};
-
-static struct clk io_clk = {
- .parent = &pll_clk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC,
- .enable_shift = 31,
- .enable_negate = 1,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC,
- .scale_shift = 24,
- .flags = RATE_PROPAGATES | ENABLED,
- .ops = &io_ops,
-};
-
-static struct clk hclk = {
- .parent = &cpu_clk,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_HBUS,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 7,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_HBUS,
- .busy_bit = 29,
- .flags = RATE_PROPAGATES | ENABLED,
- .ops = &hbus_ops,
-};
-
-static struct clk xclk = {
- .parent = &osc_24M,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XBUS,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XBUS,
- .busy_bit = 31,
- .flags = RATE_PROPAGATES | ENABLED,
- .ops = &xbus_ops,
-};
-
-static struct clk uart_clk = {
- .parent = &xclk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XTAL,
- .enable_shift = 31,
- .enable_negate = 1,
- .flags = ENABLED,
- .ops = &min_ops,
-};
-
-static struct clk audio_clk = {
- .parent = &xclk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XTAL,
- .enable_shift = 30,
- .enable_negate = 1,
- .ops = &min_ops,
-};
-
-static struct clk pwm_clk = {
- .parent = &xclk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XTAL,
- .enable_shift = 29,
- .enable_negate = 1,
- .ops = &min_ops,
-};
-
-static struct clk dri_clk = {
- .parent = &xclk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XTAL,
- .enable_shift = 28,
- .enable_negate = 1,
- .ops = &min_ops,
-};
-
-static struct clk digctl_clk = {
- .parent = &xclk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XTAL,
- .enable_shift = 27,
- .enable_negate = 1,
- .ops = &min_ops,
-};
-
-static struct clk timer_clk = {
- .parent = &xclk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_XTAL,
- .enable_shift = 26,
- .enable_negate = 1,
- .flags = ENABLED,
- .ops = &min_ops,
-};
-
-static struct clk lcdif_clk = {
- .parent = &pll_clk,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_PIX,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_PIX,
- .busy_bit = 29,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_PIX,
- .enable_shift = 31,
- .enable_negate = 1,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 1,
- .flags = NEEDS_SET_PARENT,
- .ops = &lcdif_ops,
-};
-
-static struct clk ssp_clk = {
- .parent = &io_clk,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_SSP,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_SSP,
- .busy_bit = 29,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_SSP,
- .enable_shift = 31,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 5,
- .enable_negate = 1,
- .flags = NEEDS_SET_PARENT,
- .ops = &std_ops,
-};
-
-static struct clk gpmi_clk = {
- .parent = &io_clk,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_GPMI,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_GPMI,
- .busy_bit = 29,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_GPMI,
- .enable_shift = 31,
- .enable_negate = 1,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 4,
- .flags = NEEDS_SET_PARENT,
- .ops = &std_ops,
-};
-
-static struct clk spdif_clk = {
- .parent = &pll_clk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_SPDIF,
- .enable_shift = 31,
- .enable_negate = 1,
- .ops = &min_ops,
-};
-
-static struct clk emi_clk = {
- .parent = &pll_clk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_EMI,
- .enable_shift = 31,
- .enable_negate = 1,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_FRAC,
- .scale_shift = 8,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_EMI,
- .busy_bit = 28,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 6,
- .flags = ENABLED,
- .ops = &emi_ops,
-};
-
-static struct clk ir_clk = {
- .parent = &io_clk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_IR,
- .enable_shift = 31,
- .enable_negate = 1,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 3,
- .ops = &min_ops,
-};
-
-static struct clk saif_clk = {
- .parent = &pll_clk,
- .scale_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_SAIF,
- .busy_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_SAIF,
- .busy_bit = 29,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_SAIF,
- .enable_shift = 31,
- .enable_negate = 1,
- .bypass_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_CLKSEQ,
- .bypass_shift = 0,
- .ops = &std_ops,
-};
-
-static struct clk usb_clk = {
- .parent = &pll_clk,
- .enable_reg = REGS_CLKCTRL_BASE + HW_CLKCTRL_PLLCTRL0,
- .enable_shift = 18,
- .enable_negate = 1,
- .ops = &min_ops,
-};
-
-/* list of all the clocks */
-static struct clk_lookup onchip_clks[] = {
- {
- .con_id = "osc_24M",
- .clk = &osc_24M,
- }, {
- .con_id = "pll",
- .clk = &pll_clk,
- }, {
- .con_id = "cpu",
- .clk = &cpu_clk,
- }, {
- .con_id = "hclk",
- .clk = &hclk,
- }, {
- .con_id = "xclk",
- .clk = &xclk,
- }, {
- .con_id = "io",
- .clk = &io_clk,
- }, {
- .con_id = "uart",
- .clk = &uart_clk,
- }, {
- .con_id = "audio",
- .clk = &audio_clk,
- }, {
- .con_id = "pwm",
- .clk = &pwm_clk,
- }, {
- .con_id = "dri",
- .clk = &dri_clk,
- }, {
- .con_id = "digctl",
- .clk = &digctl_clk,
- }, {
- .con_id = "timer",
- .clk = &timer_clk,
- }, {
- .con_id = "lcdif",
- .clk = &lcdif_clk,
- }, {
- .con_id = "ssp",
- .clk = &ssp_clk,
- }, {
- .con_id = "gpmi",
- .clk = &gpmi_clk,
- }, {
- .con_id = "spdif",
- .clk = &spdif_clk,
- }, {
- .con_id = "emi",
- .clk = &emi_clk,
- }, {
- .con_id = "ir",
- .clk = &ir_clk,
- }, {
- .con_id = "saif",
- .clk = &saif_clk,
- }, {
- .con_id = "usb",
- .clk = &usb_clk,
- },
-};
-
-static int __init propagate_rate(struct clk *clk)
-{
- struct clk_lookup *cl;
-
- for (cl = onchip_clks; cl < onchip_clks + ARRAY_SIZE(onchip_clks);
- cl++) {
- if (unlikely(!clk_good(cl->clk)))
- continue;
- if (cl->clk->parent == clk && cl->clk->ops->get_rate) {
- cl->clk->ops->get_rate(cl->clk);
- if (cl->clk->flags & RATE_PROPAGATES)
- propagate_rate(cl->clk);
- }
- }
-
- return 0;
-}
-
-/* Exported API */
-unsigned long clk_get_rate(struct clk *clk)
-{
- if (unlikely(!clk_good(clk)))
- return 0;
-
- if (clk->rate != 0)
- return clk->rate;
-
- if (clk->ops->get_rate != NULL)
- return clk->ops->get_rate(clk);
-
- return clk_get_rate(clk->parent);
-}
-EXPORT_SYMBOL(clk_get_rate);
-
-long clk_round_rate(struct clk *clk, unsigned long rate)
-{
- if (unlikely(!clk_good(clk)))
- return 0;
-
- if (clk->ops->round_rate)
- return clk->ops->round_rate(clk, rate);
-
- return 0;
-}
-EXPORT_SYMBOL(clk_round_rate);
-
-static inline int close_enough(long rate1, long rate2)
-{
- return rate1 && !((rate2 - rate1) * 1000 / rate1);
-}
-
-int clk_set_rate(struct clk *clk, unsigned long rate)
-{
- int ret = -EINVAL;
-
- if (unlikely(!clk_good(clk)))
- goto out;
-
- if (clk->flags & FIXED_RATE || !clk->ops->set_rate)
- goto out;
-
- else if (!close_enough(clk->rate, rate)) {
- ret = clk->ops->set_rate(clk, rate);
- if (ret < 0)
- goto out;
- clk->rate = rate;
- if (clk->flags & RATE_PROPAGATES)
- propagate_rate(clk);
- } else
- ret = 0;
-
-out:
- return ret;
-}
-EXPORT_SYMBOL(clk_set_rate);
-
-int clk_enable(struct clk *clk)
-{
- unsigned long clocks_flags;
-
- if (unlikely(!clk_good(clk)))
- return -EINVAL;
-
- if (clk->parent)
- clk_enable(clk->parent);
-
- spin_lock_irqsave(&clocks_lock, clocks_flags);
-
- clk->usage++;
- if (clk->ops && clk->ops->enable)
- clk->ops->enable(clk);
-
- spin_unlock_irqrestore(&clocks_lock, clocks_flags);
- return 0;
-}
-EXPORT_SYMBOL(clk_enable);
-
-static void local_clk_disable(struct clk *clk)
-{
- if (unlikely(!clk_good(clk)))
- return;
-
- if (clk->usage == 0 && clk->ops->disable)
- clk->ops->disable(clk);
-
- if (clk->parent)
- local_clk_disable(clk->parent);
-}
-
-void clk_disable(struct clk *clk)
-{
- unsigned long clocks_flags;
-
- if (unlikely(!clk_good(clk)))
- return;
-
- spin_lock_irqsave(&clocks_lock, clocks_flags);
-
- if ((--clk->usage) == 0 && clk->ops->disable)
- clk->ops->disable(clk);
-
- spin_unlock_irqrestore(&clocks_lock, clocks_flags);
- if (clk->parent)
- clk_disable(clk->parent);
-}
-EXPORT_SYMBOL(clk_disable);
-
-/* Some additional API */
-int clk_set_parent(struct clk *clk, struct clk *parent)
-{
- int ret = -ENODEV;
- unsigned long clocks_flags;
-
- if (unlikely(!clk_good(clk)))
- goto out;
-
- if (!clk->ops->set_parent)
- goto out;
-
- spin_lock_irqsave(&clocks_lock, clocks_flags);
-
- ret = clk->ops->set_parent(clk, parent);
- if (!ret) {
- /* disable if usage count is 0 */
- local_clk_disable(parent);
-
- parent->usage += clk->usage;
- clk->parent->usage -= clk->usage;
-
- /* disable if new usage count is 0 */
- local_clk_disable(clk->parent);
-
- clk->parent = parent;
- }
- spin_unlock_irqrestore(&clocks_lock, clocks_flags);
-
-out:
- return ret;
-}
-EXPORT_SYMBOL(clk_set_parent);
-
-struct clk *clk_get_parent(struct clk *clk)
-{
- if (unlikely(!clk_good(clk)))
- return NULL;
- return clk->parent;
-}
-EXPORT_SYMBOL(clk_get_parent);
-
-static int __init clk_init(void)
-{
- struct clk_lookup *cl;
- struct clk_ops *ops;
-
- spin_lock_init(&clocks_lock);
-
- for (cl = onchip_clks; cl < onchip_clks + ARRAY_SIZE(onchip_clks);
- cl++) {
- if (cl->clk->flags & ENABLED)
- clk_enable(cl->clk);
- else
- local_clk_disable(cl->clk);
-
- ops = cl->clk->ops;
-
- if ((cl->clk->flags & NEEDS_INITIALIZATION) &&
- ops && ops->set_rate)
- ops->set_rate(cl->clk, cl->clk->rate);
-
- if (cl->clk->flags & FIXED_RATE) {
- if (cl->clk->flags & RATE_PROPAGATES)
- propagate_rate(cl->clk);
- } else {
- if (ops && ops->get_rate)
- ops->get_rate(cl->clk);
- }
-
- if (cl->clk->flags & NEEDS_SET_PARENT) {
- if (ops && ops->set_parent)
- ops->set_parent(cl->clk, cl->clk->parent);
- }
- }
- clkdev_add_table(onchip_clks, ARRAY_SIZE(onchip_clks));
- return 0;
-}
-
-arch_initcall(clk_init);
diff --git a/arch/arm/plat-stmp3xxx/clock.h b/arch/arm/plat-stmp3xxx/clock.h
deleted file mode 100644
index a6611e1a351..00000000000
--- a/arch/arm/plat-stmp3xxx/clock.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Clock control driver for Freescale STMP37XX/STMP378X - internal header file
- *
- * Author: Vitaly Wool <vital@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ARCH_ARM_STMX3XXX_CLOCK_H__
-#define __ARCH_ARM_STMX3XXX_CLOCK_H__
-
-#ifndef __ASSEMBLER__
-
-struct clk_ops {
- int (*enable) (struct clk *);
- int (*disable) (struct clk *);
- long (*get_rate) (struct clk *);
- long (*round_rate) (struct clk *, u32);
- int (*set_rate) (struct clk *, u32);
- int (*set_parent) (struct clk *, struct clk *);
-};
-
-struct clk {
- struct clk *parent;
- u32 rate;
- u32 flags;
- u8 scale_shift;
- u8 enable_shift;
- u8 bypass_shift;
- u8 busy_bit;
- s8 usage;
- int enable_wait;
- int enable_negate;
- u32 saved_div;
- void __iomem *enable_reg;
- void __iomem *scale_reg;
- void __iomem *bypass_reg;
- void __iomem *busy_reg;
- struct clk_ops *ops;
-};
-
-#endif /* __ASSEMBLER__ */
-
-/* Flags */
-#define RATE_PROPAGATES (1<<0)
-#define NEEDS_INITIALIZATION (1<<1)
-#define PARENT_SET_RATE (1<<2)
-#define FIXED_RATE (1<<3)
-#define ENABLED (1<<4)
-#define NEEDS_SET_PARENT (1<<5)
-
-#endif
diff --git a/arch/arm/plat-stmp3xxx/core.c b/arch/arm/plat-stmp3xxx/core.c
deleted file mode 100644
index 37b8a09148a..00000000000
--- a/arch/arm/plat-stmp3xxx/core.c
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X core routines
- *
- * Embedded Alley Solutions, Inc <source@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/io.h>
-
-#include <mach/stmp3xxx.h>
-#include <mach/platform.h>
-#include <mach/dma.h>
-#include <mach/regs-clkctrl.h>
-
-static int __stmp3xxx_reset_block(void __iomem *hwreg, int just_enable)
-{
- u32 c;
- int timeout;
-
- /* the process of software reset of IP block is done
- in several steps:
-
- - clear SFTRST and wait for block is enabled;
- - clear clock gating (CLKGATE bit);
- - set the SFTRST again and wait for block is in reset;
- - clear SFTRST and wait for reset completion.
- */
- c = __raw_readl(hwreg);
- c &= ~(1<<31); /* clear SFTRST */
- __raw_writel(c, hwreg);
- for (timeout = 1000000; timeout > 0; timeout--)
- /* still in SFTRST state ? */
- if ((__raw_readl(hwreg) & (1<<31)) == 0)
- break;
- if (timeout <= 0) {
- printk(KERN_ERR"%s(%p): timeout when enabling\n",
- __func__, hwreg);
- return -ETIME;
- }
-
- c = __raw_readl(hwreg);
- c &= ~(1<<30); /* clear CLKGATE */
- __raw_writel(c, hwreg);
-
- if (!just_enable) {
- c = __raw_readl(hwreg);
- c |= (1<<31); /* now again set SFTRST */
- __raw_writel(c, hwreg);
- for (timeout = 1000000; timeout > 0; timeout--)
- /* poll until CLKGATE set */
- if (__raw_readl(hwreg) & (1<<30))
- break;
- if (timeout <= 0) {
- printk(KERN_ERR"%s(%p): timeout when resetting\n",
- __func__, hwreg);
- return -ETIME;
- }
-
- c = __raw_readl(hwreg);
- c &= ~(1<<31); /* clear SFTRST */
- __raw_writel(c, hwreg);
- for (timeout = 1000000; timeout > 0; timeout--)
- /* still in SFTRST state ? */
- if ((__raw_readl(hwreg) & (1<<31)) == 0)
- break;
- if (timeout <= 0) {
- printk(KERN_ERR"%s(%p): timeout when enabling "
- "after reset\n", __func__, hwreg);
- return -ETIME;
- }
-
- c = __raw_readl(hwreg);
- c &= ~(1<<30); /* clear CLKGATE */
- __raw_writel(c, hwreg);
- }
- for (timeout = 1000000; timeout > 0; timeout--)
- /* still in SFTRST state ? */
- if ((__raw_readl(hwreg) & (1<<30)) == 0)
- break;
-
- if (timeout <= 0) {
- printk(KERN_ERR"%s(%p): timeout when unclockgating\n",
- __func__, hwreg);
- return -ETIME;
- }
-
- return 0;
-}
-
-int stmp3xxx_reset_block(void __iomem *hwreg, int just_enable)
-{
- int try = 10;
- int r;
-
- while (try--) {
- r = __stmp3xxx_reset_block(hwreg, just_enable);
- if (!r)
- break;
- pr_debug("%s: try %d failed\n", __func__, 10 - try);
- }
- return r;
-}
-EXPORT_SYMBOL(stmp3xxx_reset_block);
-
-struct platform_device stmp3xxx_dbguart = {
- .name = "stmp3xxx-dbguart",
- .id = -1,
-};
-
-void __init stmp3xxx_init(void)
-{
- /* Turn off auto-slow and other tricks */
- stmp3xxx_clearl(0x7f00000, REGS_CLKCTRL_BASE + HW_CLKCTRL_HBUS);
-
- stmp3xxx_dma_init();
-}
diff --git a/arch/arm/plat-stmp3xxx/devices.c b/arch/arm/plat-stmp3xxx/devices.c
deleted file mode 100644
index 68fed4b8746..00000000000
--- a/arch/arm/plat-stmp3xxx/devices.c
+++ /dev/null
@@ -1,389 +0,0 @@
-/*
-* Freescale STMP37XX/STMP378X platform devices
-*
-* Embedded Alley Solutions, Inc <source@embeddedalley.com>
-*
-* Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
-* Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
-*/
-
-/*
-* The code contained herein is licensed under the GNU General Public
-* License. You may obtain a copy of the GNU General Public License
-* Version 2 or later at the following locations:
-*
-* http://www.opensource.org/licenses/gpl-license.html
-* http://www.gnu.org/copyleft/gpl.html
-*/
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/device.h>
-#include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
-
-#include <mach/dma.h>
-#include <mach/platform.h>
-#include <mach/stmp3xxx.h>
-#include <mach/regs-lcdif.h>
-#include <mach/regs-uartapp.h>
-#include <mach/regs-gpmi.h>
-#include <mach/regs-usbctrl.h>
-#include <mach/regs-ssp.h>
-#include <mach/regs-rtc.h>
-
-static u64 common_dmamask = DMA_BIT_MASK(32);
-
-static struct resource appuart_resources[] = {
- {
- .start = IRQ_UARTAPP_INTERNAL,
- .end = IRQ_UARTAPP_INTERNAL,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = IRQ_UARTAPP_RX_DMA,
- .end = IRQ_UARTAPP_RX_DMA,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = IRQ_UARTAPP_TX_DMA,
- .end = IRQ_UARTAPP_TX_DMA,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = REGS_UARTAPP1_PHYS,
- .end = REGS_UARTAPP1_PHYS + REGS_UARTAPP_SIZE,
- .flags = IORESOURCE_MEM,
- }, {
- /* Rx DMA channel */
- .start = STMP3XXX_DMA(6, STMP3XXX_BUS_APBX),
- .end = STMP3XXX_DMA(6, STMP3XXX_BUS_APBX),
- .flags = IORESOURCE_DMA,
- }, {
- /* Tx DMA channel */
- .start = STMP3XXX_DMA(7, STMP3XXX_BUS_APBX),
- .end = STMP3XXX_DMA(7, STMP3XXX_BUS_APBX),
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device stmp3xxx_appuart = {
- .name = "stmp3xxx-appuart",
- .id = 0,
- .resource = appuart_resources,
- .num_resources = ARRAY_SIZE(appuart_resources),
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
-};
-
-struct platform_device stmp3xxx_watchdog = {
- .name = "stmp3xxx_wdt",
- .id = -1,
-};
-
-static struct resource ts_resource[] = {
- {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_TOUCH_DETECT,
- .end = IRQ_TOUCH_DETECT,
- }, {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_LRADC_CH5,
- .end = IRQ_LRADC_CH5,
- },
-};
-
-struct platform_device stmp3xxx_touchscreen = {
- .name = "stmp3xxx_ts",
- .id = -1,
- .resource = ts_resource,
- .num_resources = ARRAY_SIZE(ts_resource),
-};
-
-/*
-* Keypad device
-*/
-struct platform_device stmp3xxx_keyboard = {
- .name = "stmp3xxx-keyboard",
- .id = -1,
-};
-
-static struct resource gpmi_resources[] = {
- {
- .flags = IORESOURCE_MEM,
- .start = REGS_GPMI_PHYS,
- .end = REGS_GPMI_PHYS + REGS_GPMI_SIZE,
- }, {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_GPMI_DMA,
- .end = IRQ_GPMI_DMA,
- }, {
- .flags = IORESOURCE_DMA,
- .start = STMP3XXX_DMA(4, STMP3XXX_BUS_APBH),
- .end = STMP3XXX_DMA(8, STMP3XXX_BUS_APBH),
- },
-};
-
-struct platform_device stmp3xxx_gpmi = {
- .name = "gpmi",
- .id = -1,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = gpmi_resources,
- .num_resources = ARRAY_SIZE(gpmi_resources),
-};
-
-static struct resource mmc1_resource[] = {
- {
- .flags = IORESOURCE_MEM,
- .start = REGS_SSP1_PHYS,
- .end = REGS_SSP1_PHYS + REGS_SSP_SIZE,
- }, {
- .flags = IORESOURCE_DMA,
- .start = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
- .end = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
- }, {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_SSP1_DMA,
- .end = IRQ_SSP1_DMA,
- }, {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_SSP_ERROR,
- .end = IRQ_SSP_ERROR,
- },
-};
-
-struct platform_device stmp3xxx_mmc = {
- .name = "stmp3xxx-mmc",
- .id = 1,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = mmc1_resource,
- .num_resources = ARRAY_SIZE(mmc1_resource),
-};
-
-static struct resource usb_resources[] = {
- {
- .start = REGS_USBCTRL_PHYS,
- .end = REGS_USBCTRL_PHYS + SZ_4K,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_USB_CTRL,
- .end = IRQ_USB_CTRL,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device stmp3xxx_udc = {
- .name = "fsl-usb2-udc",
- .id = -1,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = usb_resources,
- .num_resources = ARRAY_SIZE(usb_resources),
-};
-
-struct platform_device stmp3xxx_ehci = {
- .name = "fsl-ehci",
- .id = -1,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = usb_resources,
- .num_resources = ARRAY_SIZE(usb_resources),
-};
-
-static struct resource rtc_resources[] = {
- {
- .start = REGS_RTC_PHYS,
- .end = REGS_RTC_PHYS + REGS_RTC_SIZE,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_RTC_ALARM,
- .end = IRQ_RTC_ALARM,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = IRQ_RTC_1MSEC,
- .end = IRQ_RTC_1MSEC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device stmp3xxx_rtc = {
- .name = "stmp3xxx-rtc",
- .id = -1,
- .resource = rtc_resources,
- .num_resources = ARRAY_SIZE(rtc_resources),
-};
-
-static struct resource ssp1_resources[] = {
- {
- .start = REGS_SSP1_PHYS,
- .end = REGS_SSP1_PHYS + REGS_SSP_SIZE,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_SSP1_DMA,
- .end = IRQ_SSP1_DMA,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
- .end = STMP3XXX_DMA(1, STMP3XXX_BUS_APBH),
- .flags = IORESOURCE_DMA,
- },
-};
-
-static struct resource ssp2_resources[] = {
- {
- .start = REGS_SSP2_PHYS,
- .end = REGS_SSP2_PHYS + REGS_SSP_SIZE,
- .flags = IORESOURCE_MEM,
- }, {
- .start = IRQ_SSP2_DMA,
- .end = IRQ_SSP2_DMA,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = STMP3XXX_DMA(2, STMP3XXX_BUS_APBH),
- .end = STMP3XXX_DMA(2, STMP3XXX_BUS_APBH),
- .flags = IORESOURCE_DMA,
- },
-};
-
-struct platform_device stmp3xxx_spi1 = {
- .name = "stmp3xxx_ssp",
- .id = 1,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = ssp1_resources,
- .num_resources = ARRAY_SIZE(ssp1_resources),
-};
-
-struct platform_device stmp3xxx_spi2 = {
- .name = "stmp3xxx_ssp",
- .id = 2,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = ssp2_resources,
- .num_resources = ARRAY_SIZE(ssp2_resources),
-};
-
-static struct resource fb_resource[] = {
- {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_LCDIF_DMA,
- .end = IRQ_LCDIF_DMA,
- }, {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_LCDIF_ERROR,
- .end = IRQ_LCDIF_ERROR,
- }, {
- .flags = IORESOURCE_MEM,
- .start = REGS_LCDIF_PHYS,
- .end = REGS_LCDIF_PHYS + REGS_LCDIF_SIZE,
- },
-};
-
-struct platform_device stmp3xxx_framebuffer = {
- .name = "stmp3xxx-fb",
- .id = -1,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .num_resources = ARRAY_SIZE(fb_resource),
- .resource = fb_resource,
-};
-
-#define CMDLINE_DEVICE_CHOOSE(name, dev1, dev2) \
- static char *cmdline_device_##name; \
- static int cmdline_device_##name##_setup(char *dev) \
- { \
- cmdline_device_##name = dev + 1; \
- return 0; \
- } \
- __setup(#name, cmdline_device_##name##_setup); \
- int stmp3xxx_##name##_device_register(void) \
- { \
- struct platform_device *d = NULL; \
- if (!cmdline_device_##name || \
- !strcmp(cmdline_device_##name, #dev1)) \
- d = &stmp3xxx_##dev1; \
- else if (!strcmp(cmdline_device_##name, #dev2)) \
- d = &stmp3xxx_##dev2; \
- else \
- printk(KERN_ERR"Unknown %s assignment '%s'.\n", \
- #name, cmdline_device_##name); \
- return d ? platform_device_register(d) : -ENOENT; \
- }
-
-CMDLINE_DEVICE_CHOOSE(ssp1, mmc, spi1)
-CMDLINE_DEVICE_CHOOSE(ssp2, gpmi, spi2)
-
-struct platform_device stmp3xxx_backlight = {
- .name = "stmp3xxx-bl",
- .id = -1,
-};
-
-struct platform_device stmp3xxx_rotdec = {
- .name = "stmp3xxx-rotdec",
- .id = -1,
-};
-
-struct platform_device stmp3xxx_persistent = {
- .name = "stmp3xxx-persistent",
- .id = -1,
-};
-
-struct platform_device stmp3xxx_dcp_bootstream = {
- .name = "stmp3xxx-dcpboot",
- .id = -1,
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
-};
-
-static struct resource dcp_resources[] = {
- {
- .start = IRQ_DCP_VMI,
- .end = IRQ_DCP_VMI,
- .flags = IORESOURCE_IRQ,
- }, {
- .start = IRQ_DCP,
- .end = IRQ_DCP,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct platform_device stmp3xxx_dcp = {
- .name = "stmp3xxx-dcp",
- .id = -1,
- .resource = dcp_resources,
- .num_resources = ARRAY_SIZE(dcp_resources),
- .dev = {
- .dma_mask = &common_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
-};
-
-static struct resource battery_resource[] = {
- {
- .flags = IORESOURCE_IRQ,
- .start = IRQ_VDD5V,
- .end = IRQ_VDD5V,
- },
-};
-
-struct platform_device stmp3xxx_battery = {
- .name = "stmp3xxx-battery",
- .resource = battery_resource,
- .num_resources = ARRAY_SIZE(battery_resource),
-};
diff --git a/arch/arm/plat-stmp3xxx/dma.c b/arch/arm/plat-stmp3xxx/dma.c
deleted file mode 100644
index b4dcf8c0477..00000000000
--- a/arch/arm/plat-stmp3xxx/dma.c
+++ /dev/null
@@ -1,464 +0,0 @@
-/*
- * DMA helper routines for Freescale STMP37XX/STMP378X
- *
- * Author: dmitry pervushin <dpervushin@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#include <linux/gfp.h>
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/dmapool.h>
-#include <linux/sysdev.h>
-#include <linux/cpufreq.h>
-
-#include <asm/page.h>
-
-#include <mach/platform.h>
-#include <mach/dma.h>
-#include <mach/regs-apbx.h>
-#include <mach/regs-apbh.h>
-
-static const size_t pool_item_size = sizeof(struct stmp3xxx_dma_command);
-static const size_t pool_alignment = 8;
-static struct stmp3xxx_dma_user {
- void *pool;
- int inuse;
- const char *name;
-} channels[MAX_DMA_CHANNELS];
-
-#define IS_VALID_CHANNEL(ch) ((ch) >= 0 && (ch) < MAX_DMA_CHANNELS)
-#define IS_USED(ch) (channels[ch].inuse)
-
-int stmp3xxx_dma_request(int ch, struct device *dev, const char *name)
-{
- struct stmp3xxx_dma_user *user;
- int err = 0;
-
- user = channels + ch;
- if (!IS_VALID_CHANNEL(ch)) {
- err = -ENODEV;
- goto out;
- }
- if (IS_USED(ch)) {
- err = -EBUSY;
- goto out;
- }
- /* Create a pool to allocate dma commands from */
- user->pool = dma_pool_create(name, dev, pool_item_size,
- pool_alignment, PAGE_SIZE);
- if (user->pool == NULL) {
- err = -ENOMEM;
- goto out;
- }
- user->name = name;
- user->inuse++;
-out:
- return err;
-}
-EXPORT_SYMBOL(stmp3xxx_dma_request);
-
-int stmp3xxx_dma_release(int ch)
-{
- struct stmp3xxx_dma_user *user = channels + ch;
- int err = 0;
-
- if (!IS_VALID_CHANNEL(ch)) {
- err = -ENODEV;
- goto out;
- }
- if (!IS_USED(ch)) {
- err = -EBUSY;
- goto out;
- }
- BUG_ON(user->pool == NULL);
- dma_pool_destroy(user->pool);
- user->inuse--;
-out:
- return err;
-}
-EXPORT_SYMBOL(stmp3xxx_dma_release);
-
-int stmp3xxx_dma_read_semaphore(int channel)
-{
- int sem = -1;
-
- switch (STMP3XXX_DMA_BUS(channel)) {
- case STMP3XXX_BUS_APBH:
- sem = __raw_readl(REGS_APBH_BASE + HW_APBH_CHn_SEMA +
- STMP3XXX_DMA_CHANNEL(channel) * 0x70);
- sem &= BM_APBH_CHn_SEMA_PHORE;
- sem >>= BP_APBH_CHn_SEMA_PHORE;
- break;
-
- case STMP3XXX_BUS_APBX:
- sem = __raw_readl(REGS_APBX_BASE + HW_APBX_CHn_SEMA +
- STMP3XXX_DMA_CHANNEL(channel) * 0x70);
- sem &= BM_APBX_CHn_SEMA_PHORE;
- sem >>= BP_APBX_CHn_SEMA_PHORE;
- break;
- default:
- BUG();
- }
- return sem;
-}
-EXPORT_SYMBOL(stmp3xxx_dma_read_semaphore);
-
-int stmp3xxx_dma_allocate_command(int channel,
- struct stmp3xxx_dma_descriptor *descriptor)
-{
- struct stmp3xxx_dma_user *user = channels + channel;
- int err = 0;
-
- if (!IS_VALID_CHANNEL(channel)) {
- err = -ENODEV;
- goto out;
- }
- if (!IS_USED(channel)) {
- err = -EBUSY;
- goto out;
- }
- if (descriptor == NULL) {
- err = -EINVAL;
- goto out;
- }
-
- /* Allocate memory for a command from the buffer */
- descriptor->command =
- dma_pool_alloc(user->pool, GFP_KERNEL, &descriptor->handle);
-
- /* Check it worked */
- if (!descriptor->command) {
- err = -ENOMEM;
- goto out;
- }
-
- memset(descriptor->command, 0, pool_item_size);
-out:
- WARN_ON(err);
- return err;
-}
-EXPORT_SYMBOL(stmp3xxx_dma_allocate_command);
-
-int stmp3xxx_dma_free_command(int channel,
- struct stmp3xxx_dma_descriptor *descriptor)
-{
- int err = 0;
-
- if (!IS_VALID_CHANNEL(channel)) {
- err = -ENODEV;
- goto out;
- }
- if (!IS_USED(channel)) {
- err = -EBUSY;
- goto out;
- }
-
- /* Return the command memory to the pool */
- dma_pool_free(channels[channel].pool, descriptor->command,
- descriptor->handle);
-
- /* Initialise descriptor so we're not tempted to use it */
- descriptor->command = NULL;
- descriptor->handle = 0;
- descriptor->virtual_buf_ptr = NULL;
- descriptor->next_descr = NULL;
-
- WARN_ON(err);
-out:
- return err;
-}
-EXPORT_SYMBOL(stmp3xxx_dma_free_command);
-
-void stmp3xxx_dma_go(int channel,
- struct stmp3xxx_dma_descriptor *head, u32 semaphore)
-{
- int ch = STMP3XXX_DMA_CHANNEL(channel);
- void __iomem *c, *s;
-
- switch (STMP3XXX_DMA_BUS(channel)) {
- case STMP3XXX_BUS_APBH:
- c = REGS_APBH_BASE + HW_APBH_CHn_NXTCMDAR + 0x70 * ch;
- s = REGS_APBH_BASE + HW_APBH_CHn_SEMA + 0x70 * ch;
- break;
-
- case STMP3XXX_BUS_APBX:
- c = REGS_APBX_BASE + HW_APBX_CHn_NXTCMDAR + 0x70 * ch;
- s = REGS_APBX_BASE + HW_APBX_CHn_SEMA + 0x70 * ch;
- break;
-
- default:
- return;
- }
-
- /* Set next command */
- __raw_writel(head->handle, c);
- /* Set counting semaphore (kicks off transfer). Assumes
- peripheral has been set up correctly */
- __raw_writel(semaphore, s);
-}
-EXPORT_SYMBOL(stmp3xxx_dma_go);
-
-int stmp3xxx_dma_running(int channel)
-{
- switch (STMP3XXX_DMA_BUS(channel)) {
- case STMP3XXX_BUS_APBH:
- return (__raw_readl(REGS_APBH_BASE + HW_APBH_CHn_SEMA +
- 0x70 * STMP3XXX_DMA_CHANNEL(channel))) &
- BM_APBH_CHn_SEMA_PHORE;
-
- case STMP3XXX_BUS_APBX:
- return (__raw_readl(REGS_APBX_BASE + HW_APBX_CHn_SEMA +
- 0x70 * STMP3XXX_DMA_CHANNEL(channel))) &
- BM_APBX_CHn_SEMA_PHORE;
- default:
- BUG();
- return 0;
- }
-}
-EXPORT_SYMBOL(stmp3xxx_dma_running);
-
-/*
- * Circular dma chain management
- */
-void stmp3xxx_dma_free_chain(struct stmp37xx_circ_dma_chain *chain)
-{
- int i;
-
- for (i = 0; i < chain->total_count; i++)
- stmp3xxx_dma_free_command(
- STMP3XXX_DMA(chain->channel, chain->bus),
- &chain->chain[i]);
-}
-EXPORT_SYMBOL(stmp3xxx_dma_free_chain);
-
-int stmp3xxx_dma_make_chain(int ch, struct stmp37xx_circ_dma_chain *chain,
- struct stmp3xxx_dma_descriptor descriptors[],
- unsigned items)
-{
- int i;
- int err = 0;
-
- if (items == 0)
- return err;
-
- for (i = 0; i < items; i++) {
- err = stmp3xxx_dma_allocate_command(ch, &descriptors[i]);
- if (err) {
- WARN_ON(err);
- /*
- * Couldn't allocate the whole chain.
- * deallocate what has been allocated
- */
- if (i) {
- do {
- stmp3xxx_dma_free_command(ch,
- &descriptors
- [i]);
- } while (i-- > 0);
- }
- return err;
- }
-
- /* link them! */
- if (i > 0) {
- descriptors[i - 1].next_descr = &descriptors[i];
- descriptors[i - 1].command->next =
- descriptors[i].handle;
- }
- }
-
- /* make list circular */
- descriptors[items - 1].next_descr = &descriptors[0];
- descriptors[items - 1].command->next = descriptors[0].handle;
-
- chain->total_count = items;
- chain->chain = descriptors;
- chain->free_index = 0;
- chain->active_index = 0;
- chain->cooked_index = 0;
- chain->free_count = items;
- chain->active_count = 0;
- chain->cooked_count = 0;
- chain->bus = STMP3XXX_DMA_BUS(ch);
- chain->channel = STMP3XXX_DMA_CHANNEL(ch);
- return err;
-}
-EXPORT_SYMBOL(stmp3xxx_dma_make_chain);
-
-void stmp37xx_circ_clear_chain(struct stmp37xx_circ_dma_chain *chain)
-{
- BUG_ON(stmp3xxx_dma_running(STMP3XXX_DMA(chain->channel, chain->bus)));
- chain->free_index = 0;
- chain->active_index = 0;
- chain->cooked_index = 0;
- chain->free_count = chain->total_count;
- chain->active_count = 0;
- chain->cooked_count = 0;
-}
-EXPORT_SYMBOL(stmp37xx_circ_clear_chain);
-
-void stmp37xx_circ_advance_free(struct stmp37xx_circ_dma_chain *chain,
- unsigned count)
-{
- BUG_ON(chain->cooked_count < count);
-
- chain->cooked_count -= count;
- chain->cooked_index += count;
- chain->cooked_index %= chain->total_count;
- chain->free_count += count;
-}
-EXPORT_SYMBOL(stmp37xx_circ_advance_free);
-
-void stmp37xx_circ_advance_active(struct stmp37xx_circ_dma_chain *chain,
- unsigned count)
-{
- void __iomem *c;
- u32 mask_clr, mask;
- BUG_ON(chain->free_count < count);
-
- chain->free_count -= count;
- chain->free_index += count;
- chain->free_index %= chain->total_count;
- chain->active_count += count;
-
- switch (chain->bus) {
- case STMP3XXX_BUS_APBH:
- c = REGS_APBH_BASE + HW_APBH_CHn_SEMA + 0x70 * chain->channel;
- mask_clr = BM_APBH_CHn_SEMA_INCREMENT_SEMA;
- mask = BF(count, APBH_CHn_SEMA_INCREMENT_SEMA);
- break;
- case STMP3XXX_BUS_APBX:
- c = REGS_APBX_BASE + HW_APBX_CHn_SEMA + 0x70 * chain->channel;
- mask_clr = BM_APBX_CHn_SEMA_INCREMENT_SEMA;
- mask = BF(count, APBX_CHn_SEMA_INCREMENT_SEMA);
- break;
- default:
- BUG();
- return;
- }
-
- /* Set counting semaphore (kicks off transfer). Assumes
- peripheral has been set up correctly */
- stmp3xxx_clearl(mask_clr, c);
- stmp3xxx_setl(mask, c);
-}
-EXPORT_SYMBOL(stmp37xx_circ_advance_active);
-
-unsigned stmp37xx_circ_advance_cooked(struct stmp37xx_circ_dma_chain *chain)
-{
- unsigned cooked;
-
- cooked = chain->active_count -
- stmp3xxx_dma_read_semaphore(STMP3XXX_DMA(chain->channel, chain->bus));
-
- chain->active_count -= cooked;
- chain->active_index += cooked;
- chain->active_index %= chain->total_count;
-
- chain->cooked_count += cooked;
-
- return cooked;
-}
-EXPORT_SYMBOL(stmp37xx_circ_advance_cooked);
-
-void stmp3xxx_dma_set_alt_target(int channel, int function)
-{
-#if defined(CONFIG_ARCH_STMP37XX)
- unsigned bits = 4;
-#elif defined(CONFIG_ARCH_STMP378X)
- unsigned bits = 2;
-#else
-#error wrong arch
-#endif
- int shift = STMP3XXX_DMA_CHANNEL(channel) * bits;
- unsigned mask = (1<<bits) - 1;
- void __iomem *c;
-
- BUG_ON(function < 0 || function >= (1<<bits));
- pr_debug("%s: channel = %d, using mask %x, "
- "shift = %d\n", __func__, channel, mask, shift);
-
- switch (STMP3XXX_DMA_BUS(channel)) {
- case STMP3XXX_BUS_APBH:
- c = REGS_APBH_BASE + HW_APBH_DEVSEL;
- break;
- case STMP3XXX_BUS_APBX:
- c = REGS_APBX_BASE + HW_APBX_DEVSEL;
- break;
- default:
- BUG();
- }
- stmp3xxx_clearl(mask << shift, c);
- stmp3xxx_setl(mask << shift, c);
-}
-EXPORT_SYMBOL(stmp3xxx_dma_set_alt_target);
-
-void stmp3xxx_dma_suspend(void)
-{
- stmp3xxx_setl(BM_APBH_CTRL0_CLKGATE, REGS_APBH_BASE + HW_APBH_CTRL0);
- stmp3xxx_setl(BM_APBX_CTRL0_CLKGATE, REGS_APBX_BASE + HW_APBX_CTRL0);
-}
-
-void stmp3xxx_dma_resume(void)
-{
- stmp3xxx_clearl(BM_APBH_CTRL0_CLKGATE | BM_APBH_CTRL0_SFTRST,
- REGS_APBH_BASE + HW_APBH_CTRL0);
- stmp3xxx_clearl(BM_APBX_CTRL0_CLKGATE | BM_APBX_CTRL0_SFTRST,
- REGS_APBX_BASE + HW_APBX_CTRL0);
-}
-
-#ifdef CONFIG_CPU_FREQ
-
-struct dma_notifier_block {
- struct notifier_block nb;
- void *data;
-};
-
-static int dma_cpufreq_notifier(struct notifier_block *self,
- unsigned long phase, void *p)
-{
- switch (phase) {
- case CPUFREQ_POSTCHANGE:
- stmp3xxx_dma_resume();
- break;
-
- case CPUFREQ_PRECHANGE:
- stmp3xxx_dma_suspend();
- break;
-
- default:
- break;
- }
-
- return NOTIFY_DONE;
-}
-
-static struct dma_notifier_block dma_cpufreq_nb = {
- .nb = {
- .notifier_call = dma_cpufreq_notifier,
- },
-};
-#endif /* CONFIG_CPU_FREQ */
-
-void __init stmp3xxx_dma_init(void)
-{
- stmp3xxx_clearl(BM_APBH_CTRL0_CLKGATE | BM_APBH_CTRL0_SFTRST,
- REGS_APBH_BASE + HW_APBH_CTRL0);
- stmp3xxx_clearl(BM_APBX_CTRL0_CLKGATE | BM_APBX_CTRL0_SFTRST,
- REGS_APBX_BASE + HW_APBX_CTRL0);
-#ifdef CONFIG_CPU_FREQ
- cpufreq_register_notifier(&dma_cpufreq_nb.nb,
- CPUFREQ_TRANSITION_NOTIFIER);
-#endif /* CONFIG_CPU_FREQ */
-}
diff --git a/arch/arm/plat-stmp3xxx/include/mach/clkdev.h b/arch/arm/plat-stmp3xxx/include/mach/clkdev.h
deleted file mode 100644
index f9c39772d7c..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/clkdev.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_MACH_CLKDEV_H
-#define __ASM_MACH_CLKDEV_H
-
-#define __clk_get(clk) ({ 1; })
-#define __clk_put(clk) do { } while (0)
-
-#endif
diff --git a/arch/arm/plat-stmp3xxx/include/mach/cputype.h b/arch/arm/plat-stmp3xxx/include/mach/cputype.h
deleted file mode 100644
index b4e205b95f2..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/cputype.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X CPU type detection
- *
- * Embedded Alley Solutions, Inc <source@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_PLAT_CPU_H
-#define __ASM_PLAT_CPU_H
-
-#ifdef CONFIG_ARCH_STMP37XX
-#define cpu_is_stmp37xx() (1)
-#else
-#define cpu_is_stmp37xx() (0)
-#endif
-
-#ifdef CONFIG_ARCH_STMP378X
-#define cpu_is_stmp378x() (1)
-#else
-#define cpu_is_stmp378x() (0)
-#endif
-
-#endif /* __ASM_PLAT_CPU_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/debug-macro.S b/arch/arm/plat-stmp3xxx/include/mach/debug-macro.S
deleted file mode 100644
index d3a0985c968..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/debug-macro.S
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Debugging macro include header
- *
- * Embedded Alley Solutions, Inc <source@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-
- .macro addruart, rp, rv
- mov \rp, #0x00070000
- add \rv, \rp, #0xf0000000 @ virtual base
- add \rp, \rp, #0x80000000 @ physical base
- .endm
-
- .macro senduart,rd,rx
- strb \rd, [\rx, #0] @ data register at 0
- .endm
-
- .macro waituart,rd,rx
-1001: ldr \rd, [\rx, #0x18] @ UARTFLG
- tst \rd, #1 << 5 @ UARTFLGUTXFF - 1 when full
- bne 1001b
- .endm
-
- .macro busyuart,rd,rx
-1001: ldr \rd, [\rx, #0x18] @ UARTFLG
- tst \rd, #1 << 3 @ UARTFLGUBUSY - 1 when busy
- bne 1001b
- .endm
diff --git a/arch/arm/plat-stmp3xxx/include/mach/dma.h b/arch/arm/plat-stmp3xxx/include/mach/dma.h
deleted file mode 100644
index 7c58557c676..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/dma.h
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X DMA helper interface
- *
- * Embedded Alley Solutions, Inc <source@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_PLAT_STMP3XXX_DMA_H
-#define __ASM_PLAT_STMP3XXX_DMA_H
-
-#include <linux/platform_device.h>
-#include <linux/dmapool.h>
-
-#if !defined(MAX_PIO_WORDS)
-#define MAX_PIO_WORDS (15)
-#endif
-
-#define STMP3XXX_BUS_APBH 0
-#define STMP3XXX_BUS_APBX 1
-#define STMP3XXX_DMA_MAX_CHANNEL 16
-#define STMP3XXX_DMA_BUS(dma) ((dma) / 16)
-#define STMP3XXX_DMA_CHANNEL(dma) ((dma) % 16)
-#define STMP3XXX_DMA(channel, bus) ((bus) * 16 + (channel))
-#define MAX_DMA_ADDRESS 0xffffffff
-#define MAX_DMA_CHANNELS 32
-
-struct stmp3xxx_dma_command {
- u32 next;
- u32 cmd;
- union {
- u32 buf_ptr;
- u32 alternate;
- };
- u32 pio_words[MAX_PIO_WORDS];
-};
-
-struct stmp3xxx_dma_descriptor {
- struct stmp3xxx_dma_command *command;
- dma_addr_t handle;
-
- /* The virtual address of the buffer pointer */
- void *virtual_buf_ptr;
- /* The next descriptor in a the DMA chain (optional) */
- struct stmp3xxx_dma_descriptor *next_descr;
-};
-
-struct stmp37xx_circ_dma_chain {
- unsigned total_count;
- struct stmp3xxx_dma_descriptor *chain;
-
- unsigned free_index;
- unsigned free_count;
- unsigned active_index;
- unsigned active_count;
- unsigned cooked_index;
- unsigned cooked_count;
-
- int bus;
- unsigned channel;
-};
-
-static inline struct stmp3xxx_dma_descriptor
- *stmp3xxx_dma_circ_get_free_head(struct stmp37xx_circ_dma_chain *chain)
-{
- return &(chain->chain[chain->free_index]);
-}
-
-static inline struct stmp3xxx_dma_descriptor
- *stmp3xxx_dma_circ_get_cooked_head(struct stmp37xx_circ_dma_chain *chain)
-{
- return &(chain->chain[chain->cooked_index]);
-}
-
-int stmp3xxx_dma_request(int ch, struct device *dev, const char *name);
-int stmp3xxx_dma_release(int ch);
-int stmp3xxx_dma_allocate_command(int ch,
- struct stmp3xxx_dma_descriptor *descriptor);
-int stmp3xxx_dma_free_command(int ch,
- struct stmp3xxx_dma_descriptor *descriptor);
-void stmp3xxx_dma_continue(int channel, u32 semaphore);
-void stmp3xxx_dma_go(int ch, struct stmp3xxx_dma_descriptor *head,
- u32 semaphore);
-int stmp3xxx_dma_running(int ch);
-int stmp3xxx_dma_make_chain(int ch, struct stmp37xx_circ_dma_chain *chain,
- struct stmp3xxx_dma_descriptor descriptors[],
- unsigned items);
-void stmp3xxx_dma_free_chain(struct stmp37xx_circ_dma_chain *chain);
-void stmp37xx_circ_clear_chain(struct stmp37xx_circ_dma_chain *chain);
-void stmp37xx_circ_advance_free(struct stmp37xx_circ_dma_chain *chain,
- unsigned count);
-void stmp37xx_circ_advance_active(struct stmp37xx_circ_dma_chain *chain,
- unsigned count);
-unsigned stmp37xx_circ_advance_cooked(struct stmp37xx_circ_dma_chain *chain);
-int stmp3xxx_dma_read_semaphore(int ch);
-void stmp3xxx_dma_init(void);
-void stmp3xxx_dma_set_alt_target(int ch, int target);
-void stmp3xxx_dma_suspend(void);
-void stmp3xxx_dma_resume(void);
-
-/*
- * STMP37xx and STMP378x have different DMA control
- * registers layout
- */
-
-void stmp3xxx_arch_dma_freeze(int ch);
-void stmp3xxx_arch_dma_unfreeze(int ch);
-void stmp3xxx_arch_dma_reset_channel(int ch);
-void stmp3xxx_arch_dma_enable_interrupt(int ch);
-void stmp3xxx_arch_dma_clear_interrupt(int ch);
-int stmp3xxx_arch_dma_is_interrupt(int ch);
-
-static inline void stmp3xxx_dma_reset_channel(int ch)
-{
- stmp3xxx_arch_dma_reset_channel(ch);
-}
-
-
-static inline void stmp3xxx_dma_freeze(int ch)
-{
- stmp3xxx_arch_dma_freeze(ch);
-}
-
-static inline void stmp3xxx_dma_unfreeze(int ch)
-{
- stmp3xxx_arch_dma_unfreeze(ch);
-}
-
-static inline void stmp3xxx_dma_enable_interrupt(int ch)
-{
- stmp3xxx_arch_dma_enable_interrupt(ch);
-}
-
-static inline void stmp3xxx_dma_clear_interrupt(int ch)
-{
- stmp3xxx_arch_dma_clear_interrupt(ch);
-}
-
-static inline int stmp3xxx_dma_is_interrupt(int ch)
-{
- return stmp3xxx_arch_dma_is_interrupt(ch);
-}
-
-#endif /* __ASM_PLAT_STMP3XXX_DMA_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/gpio.h b/arch/arm/plat-stmp3xxx/include/mach/gpio.h
deleted file mode 100644
index a8b57925617..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/gpio.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X GPIO interface
- *
- * Embedded Alley Solutions, Inc <source@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_PLAT_GPIO_H
-#define __ASM_PLAT_GPIO_H
-
-#define ARCH_NR_GPIOS (32 * 3)
-#define gpio_to_irq(gpio) __gpio_to_irq(gpio)
-#define gpio_get_value(gpio) __gpio_get_value(gpio)
-#define gpio_set_value(gpio, value) __gpio_set_value(gpio, value)
-
-#include <asm-generic/gpio.h>
-
-#endif /* __ASM_PLAT_GPIO_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/gpmi.h b/arch/arm/plat-stmp3xxx/include/mach/gpmi.h
deleted file mode 100644
index e166432910a..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/gpmi.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef __MACH_GPMI_H
-
-#include <linux/mtd/partitions.h>
-#include <mach/regs-gpmi.h>
-
-struct gpmi_platform_data {
- void *pins;
- int nr_parts;
- struct mtd_partition *parts;
- const char *part_types[];
-};
-#endif
diff --git a/arch/arm/plat-stmp3xxx/include/mach/hardware.h b/arch/arm/plat-stmp3xxx/include/mach/hardware.h
deleted file mode 100644
index 47b8978405b..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/hardware.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * This file contains the hardware definitions of the Freescale STMP3XXX
- *
- * Copyright (C) 2005 Sigmatel Inc
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_ARCH_HARDWARE_H
-#define __ASM_ARCH_HARDWARE_H
-
-/*
- * Where in virtual memory the IO devices (timers, system controllers
- * and so on)
- */
-#define IO_BASE 0xF0000000 /* VA of IO */
-#define IO_SIZE 0x00100000 /* How much? */
-#define IO_START 0x80000000 /* PA of IO */
-
-/* macro to get at IO space when running virtually */
-#define IO_ADDRESS(x) (((x) & 0x000fffff) | IO_BASE)
-
-#endif
diff --git a/arch/arm/plat-stmp3xxx/include/mach/io.h b/arch/arm/plat-stmp3xxx/include/mach/io.h
deleted file mode 100644
index d08b1b7f3d1..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/io.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Copyright (C) 2005 Sigmatel Inc
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_ARM_ARCH_IO_H
-#define __ASM_ARM_ARCH_IO_H
-
-#define IO_SPACE_LIMIT 0xffffffff
-
-#define __io(a) __typesafe_io(a)
-#define __mem_pci(a) (a)
-#define __mem_isa(a) (a)
-
-#endif
diff --git a/arch/arm/plat-stmp3xxx/include/mach/memory.h b/arch/arm/plat-stmp3xxx/include/mach/memory.h
deleted file mode 100644
index 61fa54882e1..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/memory.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_ARCH_MEMORY_H
-#define __ASM_ARCH_MEMORY_H
-
-/*
- * Physical DRAM offset.
- */
-#define PLAT_PHYS_OFFSET UL(0x40000000)
-
-#endif
diff --git a/arch/arm/plat-stmp3xxx/include/mach/mmc.h b/arch/arm/plat-stmp3xxx/include/mach/mmc.h
deleted file mode 100644
index ba81e154376..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/mmc.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#ifndef _MACH_MMC_H
-#define _MACH_MMC_H
-
-#include <mach/regs-ssp.h>
-
-struct stmp3xxxmmc_platform_data {
- int (*get_wp)(void);
- unsigned long (*setclock)(void __iomem *base, unsigned long);
- void (*cmd_pullup)(int);
- int (*hw_init)(void);
- void (*hw_release)(void);
-};
-
-#endif
diff --git a/arch/arm/plat-stmp3xxx/include/mach/pinmux.h b/arch/arm/plat-stmp3xxx/include/mach/pinmux.h
deleted file mode 100644
index cc5af82279a..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/pinmux.h
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X Pin Multiplexing
- *
- * Author: Vladislav Buzov <vbuzov@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __PINMUX_H
-#define __PINMUX_H
-
-#include <linux/spinlock.h>
-#include <linux/types.h>
-#include <linux/gpio.h>
-#include <asm-generic/gpio.h>
-
-/* Pin definitions */
-#include "pins.h"
-#include <mach/pins.h>
-
-/*
- * Each pin may be routed up to four different HW interfaces
- * including GPIO
- */
-enum pin_fun {
- PIN_FUN1 = 0,
- PIN_FUN2,
- PIN_FUN3,
- PIN_GPIO,
-};
-
-/*
- * Each pin may have different output drive strength in range from
- * 4mA to 20mA. The most common case is 4, 8 and 12 mA strengths.
- */
-enum pin_strength {
- PIN_4MA = 0,
- PIN_8MA,
- PIN_12MA,
- PIN_16MA,
- PIN_20MA,
-};
-
-/*
- * Each pin can be programmed for 1.8V or 3.3V
- */
-enum pin_voltage {
- PIN_1_8V = 0,
- PIN_3_3V,
-};
-
-/*
- * Structure to define a group of pins and their parameters
- */
-struct pin_desc {
- unsigned id;
- enum pin_fun fun;
- enum pin_strength strength;
- enum pin_voltage voltage;
- unsigned pullup:1;
-};
-
-struct pin_group {
- struct pin_desc *pins;
- int nr_pins;
-};
-
-/* Set pin drive strength */
-void stmp3xxx_pin_strength(unsigned id, enum pin_strength strength,
- const char *label);
-
-/* Set pin voltage */
-void stmp3xxx_pin_voltage(unsigned id, enum pin_voltage voltage,
- const char *label);
-
-/* Enable pull-up resistor for a pin */
-void stmp3xxx_pin_pullup(unsigned id, int enable, const char *label);
-
-/*
- * Request a pin ownership, only one module (identified by @label)
- * may own a pin.
- */
-int stmp3xxx_request_pin(unsigned id, enum pin_fun fun, const char *label);
-
-/* Release pin */
-void stmp3xxx_release_pin(unsigned id, const char *label);
-
-void stmp3xxx_set_pin_type(unsigned id, enum pin_fun fun);
-
-/*
- * Each bank is associated with a number of registers to control
- * pin function, drive strength, voltage and pull-up reigster. The
- * number of registers of a given type depends on the number of bits
- * describin particular pin.
- */
-#define HW_MUXSEL_NUM 2 /* registers per bank */
-#define HW_MUXSEL_PIN_LEN 2 /* bits per pin */
-#define HW_MUXSEL_PIN_NUM 16 /* pins per register */
-#define HW_MUXSEL_PINFUN_MASK 0x3 /* pin function mask */
-#define HW_MUXSEL_PINFUN_NUM 4 /* four options for a pin */
-
-#define HW_DRIVE_NUM 4 /* registers per bank */
-#define HW_DRIVE_PIN_LEN 4 /* bits per pin */
-#define HW_DRIVE_PIN_NUM 8 /* pins per register */
-#define HW_DRIVE_PINDRV_MASK 0x3 /* pin strength mask - 2 bits */
-#define HW_DRIVE_PINDRV_NUM 5 /* five possible strength values */
-#define HW_DRIVE_PINV_MASK 0x4 /* pin voltage mask - 1 bit */
-
-
-struct stmp3xxx_pinmux_bank {
- struct gpio_chip chip;
-
- /* Pins allocation map */
- unsigned long pin_map;
-
- /* Pin owner names */
- const char *pin_labels[32];
-
- /* Bank registers */
- void __iomem *hw_muxsel[HW_MUXSEL_NUM];
- void __iomem *hw_drive[HW_DRIVE_NUM];
- void __iomem *hw_pull;
-
- void __iomem *pin2irq,
- *irqlevel,
- *irqpolarity,
- *irqen,
- *irqstat;
-
- /* HW MUXSEL register function bit values */
- u8 functions[HW_MUXSEL_PINFUN_NUM];
-
- /*
- * HW DRIVE register strength bit values:
- * 0xff - requested strength is not supported for this bank
- */
- u8 strengths[HW_DRIVE_PINDRV_NUM];
-
- /* GPIO things */
- void __iomem *hw_gpio_in,
- *hw_gpio_out,
- *hw_gpio_doe;
- int irq, virq;
-};
-
-int __init stmp3xxx_pinmux_init(int virtual_irq_start);
-
-#endif /* __PINMUX_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/pins.h b/arch/arm/plat-stmp3xxx/include/mach/pins.h
deleted file mode 100644
index c573318e1ca..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/pins.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X Pin multiplexing interface definitions
- *
- * Author: Vladislav Buzov <vbuzov@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_PLAT_PINS_H
-#define __ASM_PLAT_PINS_H
-
-#define STMP3XXX_PINID(bank, pin) (bank * 32 + pin)
-#define STMP3XXX_PINID_TO_BANK(pinid) (pinid / 32)
-#define STMP3XXX_PINID_TO_PINNUM(pinid) (pinid % 32)
-
-/*
- * Special invalid pin identificator to show a pin doesn't exist
- */
-#define PINID_NO_PIN STMP3XXX_PINID(0xFF, 0xFF)
-
-#endif /* __ASM_PLAT_PINS_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/platform.h b/arch/arm/plat-stmp3xxx/include/mach/platform.h
deleted file mode 100644
index 7007ddaa91e..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/platform.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_PLAT_PLATFORM_H
-#define __ASM_PLAT_PLATFORM_H
-
-#ifndef __ASSEMBLER__
-#include <linux/io.h>
-#endif
-#include <asm/sizes.h>
-
-/* Virtual address where registers are mapped */
-#define STMP3XXX_REGS_PHBASE 0x80000000
-#ifdef __ASSEMBLER__
-#define STMP3XXX_REGS_BASE 0xF0000000
-#else
-#define STMP3XXX_REGS_BASE (void __iomem *)0xF0000000
-#endif
-#define STMP3XXX_REGS_SIZE SZ_1M
-
-/* Virtual address where OCRAM is mapped */
-#define STMP3XXX_OCRAM_PHBASE 0x00000000
-#ifdef __ASSEMBLER__
-#define STMP3XXX_OCRAM_BASE 0xf1000000
-#else
-#define STMP3XXX_OCRAM_BASE (void __iomem *)0xf1000000
-#endif
-#define STMP3XXX_OCRAM_SIZE (32 * SZ_1K)
-
-#ifdef CONFIG_ARCH_STMP37XX
-#define IRQ_PRIORITY_REG_RD HW_ICOLL_PRIORITYn_RD
-#define IRQ_PRIORITY_REG_WR HW_ICOLL_PRIORITYn_WR
-#endif
-
-#ifdef CONFIG_ARCH_STMP378X
-#define IRQ_PRIORITY_REG_RD HW_ICOLL_INTERRUPTn_RD
-#define IRQ_PRIORITY_REG_WR HW_ICOLL_INTERRUPTn_WR
-#endif
-
-#define HW_STMP3XXX_SET 0x04
-#define HW_STMP3XXX_CLR 0x08
-#define HW_STMP3XXX_TOG 0x0c
-
-#ifndef __ASSEMBLER__
-static inline void stmp3xxx_clearl(u32 v, void __iomem *r)
-{
- __raw_writel(v, r + HW_STMP3XXX_CLR);
-}
-
-static inline void stmp3xxx_setl(u32 v, void __iomem *r)
-{
- __raw_writel(v, r + HW_STMP3XXX_SET);
-}
-#endif
-
-#define BF(value, field) (((value) << BP_##field) & BM_##field)
-
-#endif /* __ASM_ARCH_PLATFORM_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/stmp3xxx.h b/arch/arm/plat-stmp3xxx/include/mach/stmp3xxx.h
deleted file mode 100644
index 2e300feaa4c..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/stmp3xxx.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X core structure and function declarations
- *
- * Embedded Alley Solutions, Inc <source@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_PLAT_STMP3XXX_H
-#define __ASM_PLAT_STMP3XXX_H
-
-#include <linux/irq.h>
-
-extern struct sys_timer stmp3xxx_timer;
-
-void stmp3xxx_init_irq(struct irq_chip *chip);
-void stmp3xxx_init(void);
-int stmp3xxx_reset_block(void __iomem *hwreg, int just_enable);
-extern struct platform_device stmp3xxx_dbguart,
- stmp3xxx_appuart,
- stmp3xxx_watchdog,
- stmp3xxx_touchscreen,
- stmp3xxx_keyboard,
- stmp3xxx_gpmi,
- stmp3xxx_mmc,
- stmp3xxx_udc,
- stmp3xxx_ehci,
- stmp3xxx_rtc,
- stmp3xxx_spi1,
- stmp3xxx_spi2,
- stmp3xxx_backlight,
- stmp3xxx_rotdec,
- stmp3xxx_dcp,
- stmp3xxx_dcp_bootstream,
- stmp3xxx_persistent,
- stmp3xxx_framebuffer,
- stmp3xxx_battery;
-int stmp3xxx_ssp1_device_register(void);
-int stmp3xxx_ssp2_device_register(void);
-
-struct pin_group;
-void stmp3xxx_release_pin_group(struct pin_group *pin_group, const char *label);
-int stmp3xxx_request_pin_group(struct pin_group *pin_group, const char *label);
-
-#endif /* __ASM_PLAT_STMP3XXX_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/system.h b/arch/arm/plat-stmp3xxx/include/mach/system.h
deleted file mode 100644
index 28a98888931..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/system.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright (C) 2005 Sigmatel Inc
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-#include <asm/proc-fns.h>
-#include <mach/platform.h>
-#include <mach/regs-clkctrl.h>
-#include <mach/regs-power.h>
-
-static inline void arch_idle(void)
-{
- /*
- * This should do all the clock switching
- * and wait for interrupt tricks
- */
-
- cpu_do_idle();
-}
-
-static inline void arch_reset(char mode, const char *cmd)
-{
- /* Set BATTCHRG to default value */
- __raw_writel(0x00010000, REGS_POWER_BASE + HW_POWER_CHARGE);
-
- /* Set MINPWR to default value */
- __raw_writel(0, REGS_POWER_BASE + HW_POWER_MINPWR);
-
- /* Reset digital side of chip (but not power or RTC) */
- __raw_writel(BM_CLKCTRL_RESET_DIG,
- REGS_CLKCTRL_BASE + HW_CLKCTRL_RESET);
-
- /* Should not return */
-}
-
-#endif
diff --git a/arch/arm/plat-stmp3xxx/include/mach/timex.h b/arch/arm/plat-stmp3xxx/include/mach/timex.h
deleted file mode 100644
index 3373985d7a8..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/timex.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 1999 ARM Limited
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-
-/*
- * System time clock is sourced from the 32k clock
- */
-#define CLOCK_TICK_RATE (32768)
diff --git a/arch/arm/plat-stmp3xxx/include/mach/uncompress.h b/arch/arm/plat-stmp3xxx/include/mach/uncompress.h
deleted file mode 100644
index f79f5ee56cd..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/uncompress.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#ifndef __ASM_PLAT_UNCOMPRESS_H
-#define __ASM_PLAT_UNCOMPRESS_H
-
-/*
- * Register includes are for when the MMU enabled; we need to define our
- * own stuff here for pre-MMU use
- */
-#define UARTDBG_BASE 0x80070000
-#define UART(c) (((volatile unsigned *)UARTDBG_BASE)[c])
-
-/*
- * This does not append a newline
- */
-static void putc(char c)
-{
- /* Wait for TX fifo empty */
- while ((UART(6) & (1<<7)) == 0)
- continue;
-
- /* Write byte */
- UART(0) = c;
-
- /* Wait for last bit to exit the UART */
- while (UART(6) & (1<<3))
- continue;
-}
-
-static void flush(void)
-{
-}
-
-/*
- * nothing to do
- */
-#define arch_decomp_setup()
-
-#define arch_decomp_wdog()
-
-#endif /* __ASM_PLAT_UNCOMPRESS_H */
diff --git a/arch/arm/plat-stmp3xxx/include/mach/vmalloc.h b/arch/arm/plat-stmp3xxx/include/mach/vmalloc.h
deleted file mode 100644
index 943c1a29d64..00000000000
--- a/arch/arm/plat-stmp3xxx/include/mach/vmalloc.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#define VMALLOC_END 0xf0000000UL
diff --git a/arch/arm/plat-stmp3xxx/irq.c b/arch/arm/plat-stmp3xxx/irq.c
deleted file mode 100644
index 6fdf9acf82e..00000000000
--- a/arch/arm/plat-stmp3xxx/irq.c
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * Freescale STMP37XX/STMP378X common interrupt handling code
- *
- * Author: Vladislav Buzov <vbuzov@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/delay.h>
-#include <linux/irq.h>
-#include <linux/sysdev.h>
-
-#include <mach/stmp3xxx.h>
-#include <mach/platform.h>
-#include <mach/regs-icoll.h>
-
-void __init stmp3xxx_init_irq(struct irq_chip *chip)
-{
- unsigned int i, lv;
-
- /* Reset the interrupt controller */
- stmp3xxx_reset_block(REGS_ICOLL_BASE + HW_ICOLL_CTRL, true);
-
- /* Disable all interrupts initially */
- for (i = 0; i < NR_REAL_IRQS; i++) {
- chip->irq_mask(irq_get_irq_data(i));
- irq_set_chip_and_handler(i, chip, handle_level_irq);
- set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
- }
-
- /* Ensure vector is cleared */
- for (lv = 0; lv < 4; lv++)
- __raw_writel(1 << lv, REGS_ICOLL_BASE + HW_ICOLL_LEVELACK);
- __raw_writel(0, REGS_ICOLL_BASE + HW_ICOLL_VECTOR);
-
- /* Barrier */
- (void)__raw_readl(REGS_ICOLL_BASE + HW_ICOLL_STAT);
-}
-
diff --git a/arch/arm/plat-stmp3xxx/pinmux.c b/arch/arm/plat-stmp3xxx/pinmux.c
deleted file mode 100644
index 3def03b3217..00000000000
--- a/arch/arm/plat-stmp3xxx/pinmux.c
+++ /dev/null
@@ -1,550 +0,0 @@
-/*
- * Freescale STMP378X/STMP378X Pin Multiplexing
- *
- * Author: Vladislav Buzov <vbuzov@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#define DEBUG
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/sysdev.h>
-#include <linux/string.h>
-#include <linux/bitops.h>
-#include <linux/irq.h>
-
-#include <mach/hardware.h>
-#include <mach/platform.h>
-#include <mach/regs-pinctrl.h>
-#include <mach/pins.h>
-#include <mach/pinmux.h>
-
-#define NR_BANKS ARRAY_SIZE(pinmux_banks)
-static struct stmp3xxx_pinmux_bank pinmux_banks[] = {
- [0] = {
- .hw_muxsel = {
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL0,
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL1,
- },
- .hw_drive = {
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE0,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE1,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE2,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE3,
- },
- .hw_pull = REGS_PINCTRL_BASE + HW_PINCTRL_PULL0,
- .functions = { 0x0, 0x1, 0x2, 0x3 },
- .strengths = { 0x0, 0x1, 0x2, 0x3, 0xff },
-
- .hw_gpio_in = REGS_PINCTRL_BASE + HW_PINCTRL_DIN0,
- .hw_gpio_out = REGS_PINCTRL_BASE + HW_PINCTRL_DOUT0,
- .hw_gpio_doe = REGS_PINCTRL_BASE + HW_PINCTRL_DOE0,
- .irq = IRQ_GPIO0,
-
- .pin2irq = REGS_PINCTRL_BASE + HW_PINCTRL_PIN2IRQ0,
- .irqstat = REGS_PINCTRL_BASE + HW_PINCTRL_IRQSTAT0,
- .irqlevel = REGS_PINCTRL_BASE + HW_PINCTRL_IRQLEVEL0,
- .irqpolarity = REGS_PINCTRL_BASE + HW_PINCTRL_IRQPOL0,
- .irqen = REGS_PINCTRL_BASE + HW_PINCTRL_IRQEN0,
- },
- [1] = {
- .hw_muxsel = {
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL2,
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL3,
- },
- .hw_drive = {
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE4,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE5,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE6,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE7,
- },
- .hw_pull = REGS_PINCTRL_BASE + HW_PINCTRL_PULL1,
- .functions = { 0x0, 0x1, 0x2, 0x3 },
- .strengths = { 0x0, 0x1, 0x2, 0x3, 0xff },
-
- .hw_gpio_in = REGS_PINCTRL_BASE + HW_PINCTRL_DIN1,
- .hw_gpio_out = REGS_PINCTRL_BASE + HW_PINCTRL_DOUT1,
- .hw_gpio_doe = REGS_PINCTRL_BASE + HW_PINCTRL_DOE1,
- .irq = IRQ_GPIO1,
-
- .pin2irq = REGS_PINCTRL_BASE + HW_PINCTRL_PIN2IRQ1,
- .irqstat = REGS_PINCTRL_BASE + HW_PINCTRL_IRQSTAT1,
- .irqlevel = REGS_PINCTRL_BASE + HW_PINCTRL_IRQLEVEL1,
- .irqpolarity = REGS_PINCTRL_BASE + HW_PINCTRL_IRQPOL1,
- .irqen = REGS_PINCTRL_BASE + HW_PINCTRL_IRQEN1,
- },
- [2] = {
- .hw_muxsel = {
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL4,
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL5,
- },
- .hw_drive = {
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE8,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE9,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE10,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE11,
- },
- .hw_pull = REGS_PINCTRL_BASE + HW_PINCTRL_PULL2,
- .functions = { 0x0, 0x1, 0x2, 0x3 },
- .strengths = { 0x0, 0x1, 0x2, 0x1, 0x2 },
-
- .hw_gpio_in = REGS_PINCTRL_BASE + HW_PINCTRL_DIN2,
- .hw_gpio_out = REGS_PINCTRL_BASE + HW_PINCTRL_DOUT2,
- .hw_gpio_doe = REGS_PINCTRL_BASE + HW_PINCTRL_DOE2,
- .irq = IRQ_GPIO2,
-
- .pin2irq = REGS_PINCTRL_BASE + HW_PINCTRL_PIN2IRQ2,
- .irqstat = REGS_PINCTRL_BASE + HW_PINCTRL_IRQSTAT2,
- .irqlevel = REGS_PINCTRL_BASE + HW_PINCTRL_IRQLEVEL2,
- .irqpolarity = REGS_PINCTRL_BASE + HW_PINCTRL_IRQPOL2,
- .irqen = REGS_PINCTRL_BASE + HW_PINCTRL_IRQEN2,
- },
- [3] = {
- .hw_muxsel = {
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL6,
- REGS_PINCTRL_BASE + HW_PINCTRL_MUXSEL7,
- },
- .hw_drive = {
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE12,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE13,
- REGS_PINCTRL_BASE + HW_PINCTRL_DRIVE14,
- NULL,
- },
- .hw_pull = REGS_PINCTRL_BASE + HW_PINCTRL_PULL3,
- .functions = {0x0, 0x1, 0x2, 0x3},
- .strengths = {0x0, 0x1, 0x2, 0x3, 0xff},
- },
-};
-
-static inline struct stmp3xxx_pinmux_bank *
-stmp3xxx_pinmux_bank(unsigned id, unsigned *bank, unsigned *pin)
-{
- unsigned b, p;
-
- b = STMP3XXX_PINID_TO_BANK(id);
- p = STMP3XXX_PINID_TO_PINNUM(id);
- BUG_ON(b >= NR_BANKS);
- if (bank)
- *bank = b;
- if (pin)
- *pin = p;
- return &pinmux_banks[b];
-}
-
-/* Check if requested pin is owned by caller */
-static int stmp3xxx_check_pin(unsigned id, const char *label)
-{
- unsigned pin;
- struct stmp3xxx_pinmux_bank *pm = stmp3xxx_pinmux_bank(id, NULL, &pin);
-
- if (!test_bit(pin, &pm->pin_map)) {
- printk(KERN_WARNING
- "%s: Accessing free pin %x, caller %s\n",
- __func__, id, label);
-
- return -EINVAL;
- }
-
- if (label && pm->pin_labels[pin] &&
- strcmp(label, pm->pin_labels[pin])) {
- printk(KERN_WARNING
- "%s: Wrong pin owner %x, caller %s owner %s\n",
- __func__, id, label, pm->pin_labels[pin]);
-
- return -EINVAL;
- }
- return 0;
-}
-
-void stmp3xxx_pin_strength(unsigned id, enum pin_strength strength,
- const char *label)
-{
- struct stmp3xxx_pinmux_bank *pbank;
- void __iomem *hwdrive;
- u32 shift, val;
- u32 bank, pin;
-
- pbank = stmp3xxx_pinmux_bank(id, &bank, &pin);
- pr_debug("%s: label %s bank %d pin %d strength %d\n", __func__, label,
- bank, pin, strength);
-
- hwdrive = pbank->hw_drive[pin / HW_DRIVE_PIN_NUM];
- shift = (pin % HW_DRIVE_PIN_NUM) * HW_DRIVE_PIN_LEN;
- val = pbank->strengths[strength];
- if (val == 0xff) {
- printk(KERN_WARNING
- "%s: strength is not supported for bank %d, caller %s",
- __func__, bank, label);
- return;
- }
-
- if (stmp3xxx_check_pin(id, label))
- return;
-
- pr_debug("%s: writing 0x%x to 0x%p register\n", __func__,
- val << shift, hwdrive);
- stmp3xxx_clearl(HW_DRIVE_PINDRV_MASK << shift, hwdrive);
- stmp3xxx_setl(val << shift, hwdrive);
-}
-
-void stmp3xxx_pin_voltage(unsigned id, enum pin_voltage voltage,
- const char *label)
-{
- struct stmp3xxx_pinmux_bank *pbank;
- void __iomem *hwdrive;
- u32 shift;
- u32 bank, pin;
-
- pbank = stmp3xxx_pinmux_bank(id, &bank, &pin);
- pr_debug("%s: label %s bank %d pin %d voltage %d\n", __func__, label,
- bank, pin, voltage);
-
- hwdrive = pbank->hw_drive[pin / HW_DRIVE_PIN_NUM];
- shift = (pin % HW_DRIVE_PIN_NUM) * HW_DRIVE_PIN_LEN;
-
- if (stmp3xxx_check_pin(id, label))
- return;
-
- pr_debug("%s: changing 0x%x bit in 0x%p register\n",
- __func__, HW_DRIVE_PINV_MASK << shift, hwdrive);
- if (voltage == PIN_1_8V)
- stmp3xxx_clearl(HW_DRIVE_PINV_MASK << shift, hwdrive);
- else
- stmp3xxx_setl(HW_DRIVE_PINV_MASK << shift, hwdrive);
-}
-
-void stmp3xxx_pin_pullup(unsigned id, int enable, const char *label)
-{
- struct stmp3xxx_pinmux_bank *pbank;
- void __iomem *hwpull;
- u32 bank, pin;
-
- pbank = stmp3xxx_pinmux_bank(id, &bank, &pin);
- pr_debug("%s: label %s bank %d pin %d enable %d\n", __func__, label,
- bank, pin, enable);
-
- hwpull = pbank->hw_pull;
-
- if (stmp3xxx_check_pin(id, label))
- return;
-
- pr_debug("%s: changing 0x%x bit in 0x%p register\n",
- __func__, 1 << pin, hwpull);
- if (enable)
- stmp3xxx_setl(1 << pin, hwpull);
- else
- stmp3xxx_clearl(1 << pin, hwpull);
-}
-
-int stmp3xxx_request_pin(unsigned id, enum pin_fun fun, const char *label)
-{
- struct stmp3xxx_pinmux_bank *pbank;
- u32 bank, pin;
- int ret = 0;
-
- pbank = stmp3xxx_pinmux_bank(id, &bank, &pin);
- pr_debug("%s: label %s bank %d pin %d fun %d\n", __func__, label,
- bank, pin, fun);
-
- if (test_bit(pin, &pbank->pin_map)) {
- printk(KERN_WARNING
- "%s: CONFLICT DETECTED pin %d:%d caller %s owner %s\n",
- __func__, bank, pin, label, pbank->pin_labels[pin]);
- return -EBUSY;
- }
-
- set_bit(pin, &pbank->pin_map);
- pbank->pin_labels[pin] = label;
-
- stmp3xxx_set_pin_type(id, fun);
-
- return ret;
-}
-
-void stmp3xxx_set_pin_type(unsigned id, enum pin_fun fun)
-{
- struct stmp3xxx_pinmux_bank *pbank;
- void __iomem *hwmux;
- u32 shift, val;
- u32 bank, pin;
-
- pbank = stmp3xxx_pinmux_bank(id, &bank, &pin);
-
- hwmux = pbank->hw_muxsel[pin / HW_MUXSEL_PIN_NUM];
- shift = (pin % HW_MUXSEL_PIN_NUM) * HW_MUXSEL_PIN_LEN;
-
- val = pbank->functions[fun];
- shift = (pin % HW_MUXSEL_PIN_NUM) * HW_MUXSEL_PIN_LEN;
- pr_debug("%s: writing 0x%x to 0x%p register\n",
- __func__, val << shift, hwmux);
- stmp3xxx_clearl(HW_MUXSEL_PINFUN_MASK << shift, hwmux);
- stmp3xxx_setl(val << shift, hwmux);
-}
-
-void stmp3xxx_release_pin(unsigned id, const char *label)
-{
- struct stmp3xxx_pinmux_bank *pbank;
- u32 bank, pin;
-
- pbank = stmp3xxx_pinmux_bank(id, &bank, &pin);
- pr_debug("%s: label %s bank %d pin %d\n", __func__, label, bank, pin);
-
- if (stmp3xxx_check_pin(id, label))
- return;
-
- clear_bit(pin, &pbank->pin_map);
- pbank->pin_labels[pin] = NULL;
-}
-
-int stmp3xxx_request_pin_group(struct pin_group *pin_group, const char *label)
-{
- struct pin_desc *pin;
- int p;
- int err = 0;
-
- /* Allocate and configure pins */
- for (p = 0; p < pin_group->nr_pins; p++) {
- pr_debug("%s: #%d\n", __func__, p);
- pin = &pin_group->pins[p];
-
- err = stmp3xxx_request_pin(pin->id, pin->fun, label);
- if (err)
- goto out_err;
-
- stmp3xxx_pin_strength(pin->id, pin->strength, label);
- stmp3xxx_pin_voltage(pin->id, pin->voltage, label);
- stmp3xxx_pin_pullup(pin->id, pin->pullup, label);
- }
-
- return 0;
-
-out_err:
- /* Release allocated pins in case of error */
- while (--p >= 0) {
- pr_debug("%s: releasing #%d\n", __func__, p);
- stmp3xxx_release_pin(pin_group->pins[p].id, label);
- }
- return err;
-}
-EXPORT_SYMBOL(stmp3xxx_request_pin_group);
-
-void stmp3xxx_release_pin_group(struct pin_group *pin_group, const char *label)
-{
- struct pin_desc *pin;
- int p;
-
- for (p = 0; p < pin_group->nr_pins; p++) {
- pin = &pin_group->pins[p];
- stmp3xxx_release_pin(pin->id, label);
- }
-}
-EXPORT_SYMBOL(stmp3xxx_release_pin_group);
-
-static int stmp3xxx_irq_data_to_gpio(struct irq_data *d,
- struct stmp3xxx_pinmux_bank **bank, unsigned *gpio)
-{
- struct stmp3xxx_pinmux_bank *pm;
-
- for (pm = pinmux_banks; pm < pinmux_banks + NR_BANKS; pm++)
- if (pm->virq <= d->irq && d->irq < pm->virq + 32) {
- *bank = pm;
- *gpio = d->irq - pm->virq;
- return 0;
- }
- return -ENOENT;
-}
-
-static int stmp3xxx_set_irqtype(struct irq_data *d, unsigned type)
-{
- struct stmp3xxx_pinmux_bank *pm;
- unsigned gpio;
- int l, p;
-
- stmp3xxx_irq_data_to_gpio(d, &pm, &gpio);
- switch (type) {
- case IRQ_TYPE_EDGE_RISING:
- l = 0; p = 1; break;
- case IRQ_TYPE_EDGE_FALLING:
- l = 0; p = 0; break;
- case IRQ_TYPE_LEVEL_HIGH:
- l = 1; p = 1; break;
- case IRQ_TYPE_LEVEL_LOW:
- l = 1; p = 0; break;
- default:
- pr_debug("%s: Incorrect GPIO interrupt type 0x%x\n",
- __func__, type);
- return -ENXIO;
- }
-
- if (l)
- stmp3xxx_setl(1 << gpio, pm->irqlevel);
- else
- stmp3xxx_clearl(1 << gpio, pm->irqlevel);
- if (p)
- stmp3xxx_setl(1 << gpio, pm->irqpolarity);
- else
- stmp3xxx_clearl(1 << gpio, pm->irqpolarity);
- return 0;
-}
-
-static void stmp3xxx_pin_ack_irq(struct irq_data *d)
-{
- u32 stat;
- struct stmp3xxx_pinmux_bank *pm;
- unsigned gpio;
-
- stmp3xxx_irq_data_to_gpio(d, &pm, &gpio);
- stat = __raw_readl(pm->irqstat) & (1 << gpio);
- stmp3xxx_clearl(stat, pm->irqstat);
-}
-
-static void stmp3xxx_pin_mask_irq(struct irq_data *d)
-{
- struct stmp3xxx_pinmux_bank *pm;
- unsigned gpio;
-
- stmp3xxx_irq_data_to_gpio(d, &pm, &gpio);
- stmp3xxx_clearl(1 << gpio, pm->irqen);
- stmp3xxx_clearl(1 << gpio, pm->pin2irq);
-}
-
-static void stmp3xxx_pin_unmask_irq(struct irq_data *d)
-{
- struct stmp3xxx_pinmux_bank *pm;
- unsigned gpio;
-
- stmp3xxx_irq_data_to_gpio(d, &pm, &gpio);
- stmp3xxx_setl(1 << gpio, pm->irqen);
- stmp3xxx_setl(1 << gpio, pm->pin2irq);
-}
-
-static inline
-struct stmp3xxx_pinmux_bank *to_pinmux_bank(struct gpio_chip *chip)
-{
- return container_of(chip, struct stmp3xxx_pinmux_bank, chip);
-}
-
-static int stmp3xxx_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
-{
- struct stmp3xxx_pinmux_bank *pm = to_pinmux_bank(chip);
- return pm->virq + offset;
-}
-
-static int stmp3xxx_gpio_get(struct gpio_chip *chip, unsigned offset)
-{
- struct stmp3xxx_pinmux_bank *pm = to_pinmux_bank(chip);
- unsigned v;
-
- v = __raw_readl(pm->hw_gpio_in) & (1 << offset);
- return v ? 1 : 0;
-}
-
-static void stmp3xxx_gpio_set(struct gpio_chip *chip, unsigned offset, int v)
-{
- struct stmp3xxx_pinmux_bank *pm = to_pinmux_bank(chip);
-
- if (v)
- stmp3xxx_setl(1 << offset, pm->hw_gpio_out);
- else
- stmp3xxx_clearl(1 << offset, pm->hw_gpio_out);
-}
-
-static int stmp3xxx_gpio_output(struct gpio_chip *chip, unsigned offset, int v)
-{
- struct stmp3xxx_pinmux_bank *pm = to_pinmux_bank(chip);
-
- stmp3xxx_setl(1 << offset, pm->hw_gpio_doe);
- stmp3xxx_gpio_set(chip, offset, v);
- return 0;
-}
-
-static int stmp3xxx_gpio_input(struct gpio_chip *chip, unsigned offset)
-{
- struct stmp3xxx_pinmux_bank *pm = to_pinmux_bank(chip);
-
- stmp3xxx_clearl(1 << offset, pm->hw_gpio_doe);
- return 0;
-}
-
-static int stmp3xxx_gpio_request(struct gpio_chip *chip, unsigned offset)
-{
- return stmp3xxx_request_pin(chip->base + offset, PIN_GPIO, "gpio");
-}
-
-static void stmp3xxx_gpio_free(struct gpio_chip *chip, unsigned offset)
-{
- stmp3xxx_release_pin(chip->base + offset, "gpio");
-}
-
-static void stmp3xxx_gpio_irq(u32 irq, struct irq_desc *desc)
-{
- struct stmp3xxx_pinmux_bank *pm = irq_get_handler_data(irq);
- int gpio_irq = pm->virq;
- u32 stat = __raw_readl(pm->irqstat);
-
- while (stat) {
- if (stat & 1)
- generic_handle_irq(gpio_irq);
- gpio_irq++;
- stat >>= 1;
- }
-}
-
-static struct irq_chip gpio_irq_chip = {
- .irq_ack = stmp3xxx_pin_ack_irq,
- .irq_mask = stmp3xxx_pin_mask_irq,
- .irq_unmask = stmp3xxx_pin_unmask_irq,
- .irq_set_type = stmp3xxx_set_irqtype,
-};
-
-int __init stmp3xxx_pinmux_init(int virtual_irq_start)
-{
- int b, r = 0;
- struct stmp3xxx_pinmux_bank *pm;
- int virq;
-
- for (b = 0; b < 3; b++) {
- /* only banks 0,1,2 are allowed to GPIO */
- pm = pinmux_banks + b;
- pm->chip.base = 32 * b;
- pm->chip.ngpio = 32;
- pm->chip.owner = THIS_MODULE;
- pm->chip.can_sleep = 1;
- pm->chip.exported = 1;
- pm->chip.to_irq = stmp3xxx_gpio_to_irq;
- pm->chip.direction_input = stmp3xxx_gpio_input;
- pm->chip.direction_output = stmp3xxx_gpio_output;
- pm->chip.get = stmp3xxx_gpio_get;
- pm->chip.set = stmp3xxx_gpio_set;
- pm->chip.request = stmp3xxx_gpio_request;
- pm->chip.free = stmp3xxx_gpio_free;
- pm->virq = virtual_irq_start + b * 32;
-
- for (virq = pm->virq; virq < pm->virq; virq++) {
- gpio_irq_chip.irq_mask(irq_get_irq_data(virq));
- irq_set_chip_and_handler(virq, &gpio_irq_chip,
- handle_level_irq);
- set_irq_flags(virq, IRQF_VALID);
- }
- r = gpiochip_add(&pm->chip);
- if (r < 0)
- break;
- irq_set_chained_handler(pm->irq, stmp3xxx_gpio_irq);
- irq_set_handler_data(pm->irq, pm);
- }
- return r;
-}
-
-MODULE_AUTHOR("Vladislav Buzov");
-MODULE_LICENSE("GPL");
diff --git a/arch/arm/plat-stmp3xxx/timer.c b/arch/arm/plat-stmp3xxx/timer.c
deleted file mode 100644
index c395630a6ed..00000000000
--- a/arch/arm/plat-stmp3xxx/timer.c
+++ /dev/null
@@ -1,186 +0,0 @@
-/*
- * System timer for Freescale STMP37XX/STMP378X
- *
- * Embedded Alley Solutions, Inc <source@embeddedalley.com>
- *
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
- */
-
-/*
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/spinlock.h>
-#include <linux/clocksource.h>
-#include <linux/clockchips.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>
-
-#include <asm/mach/time.h>
-#include <mach/stmp3xxx.h>
-#include <mach/platform.h>
-#include <mach/regs-timrot.h>
-
-static irqreturn_t
-stmp3xxx_timer_interrupt(int irq, void *dev_id)
-{
- struct clock_event_device *c = dev_id;
-
- /* timer 0 */
- if (__raw_readl(REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL0) &
- BM_TIMROT_TIMCTRLn_IRQ) {
- stmp3xxx_clearl(BM_TIMROT_TIMCTRLn_IRQ,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL0);
- c->event_handler(c);
- }
-
- /* timer 1 */
- else if (__raw_readl(REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL1)
- & BM_TIMROT_TIMCTRLn_IRQ) {
- stmp3xxx_clearl(BM_TIMROT_TIMCTRLn_IRQ,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL1);
- stmp3xxx_clearl(BM_TIMROT_TIMCTRLn_IRQ_EN,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL1);
- __raw_writel(0xFFFF, REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT1);
- }
-
- return IRQ_HANDLED;
-}
-
-static cycle_t stmp3xxx_clock_read(struct clocksource *cs)
-{
- return ~((__raw_readl(REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT1)
- & 0xFFFF0000) >> 16);
-}
-
-static int
-stmp3xxx_timrot_set_next_event(unsigned long delta,
- struct clock_event_device *dev)
-{
- /* reload the timer */
- __raw_writel(delta, REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT0);
- return 0;
-}
-
-static void
-stmp3xxx_timrot_set_mode(enum clock_event_mode mode,
- struct clock_event_device *dev)
-{
-}
-
-static struct clock_event_device ckevt_timrot = {
- .name = "timrot",
- .features = CLOCK_EVT_FEAT_ONESHOT,
- .shift = 32,
- .set_next_event = stmp3xxx_timrot_set_next_event,
- .set_mode = stmp3xxx_timrot_set_mode,
-};
-
-static struct clocksource cksrc_stmp3xxx = {
- .name = "cksrc_stmp3xxx",
- .rating = 250,
- .read = stmp3xxx_clock_read,
- .mask = CLOCKSOURCE_MASK(16),
- .flags = CLOCK_SOURCE_IS_CONTINUOUS,
-};
-
-static struct irqaction stmp3xxx_timer_irq = {
- .name = "stmp3xxx_timer",
- .flags = IRQF_DISABLED | IRQF_TIMER,
- .handler = stmp3xxx_timer_interrupt,
- .dev_id = &ckevt_timrot,
-};
-
-
-/*
- * Set up timer interrupt, and return the current time in seconds.
- */
-static void __init stmp3xxx_init_timer(void)
-{
- ckevt_timrot.mult = div_sc(CLOCK_TICK_RATE, NSEC_PER_SEC,
- ckevt_timrot.shift);
- ckevt_timrot.min_delta_ns = clockevent_delta2ns(2, &ckevt_timrot);
- ckevt_timrot.max_delta_ns = clockevent_delta2ns(0xFFF, &ckevt_timrot);
- ckevt_timrot.cpumask = cpumask_of(0);
-
- stmp3xxx_reset_block(REGS_TIMROT_BASE, false);
-
- /* clear two timers */
- __raw_writel(0, REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT0);
- __raw_writel(0, REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT1);
-
- /* configure them */
- __raw_writel(
- (8 << BP_TIMROT_TIMCTRLn_SELECT) | /* 32 kHz */
- BM_TIMROT_TIMCTRLn_RELOAD |
- BM_TIMROT_TIMCTRLn_UPDATE |
- BM_TIMROT_TIMCTRLn_IRQ_EN,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL0);
- __raw_writel(
- (8 << BP_TIMROT_TIMCTRLn_SELECT) | /* 32 kHz */
- BM_TIMROT_TIMCTRLn_RELOAD |
- BM_TIMROT_TIMCTRLn_UPDATE |
- BM_TIMROT_TIMCTRLn_IRQ_EN,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL1);
-
- __raw_writel(CLOCK_TICK_RATE / HZ - 1,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT0);
- __raw_writel(0xFFFF, REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT1);
-
- setup_irq(IRQ_TIMER0, &stmp3xxx_timer_irq);
-
- clocksource_register_hz(&cksrc_stmp3xxx, CLOCK_TICK_RATE);
- clockevents_register_device(&ckevt_timrot);
-}
-
-#ifdef CONFIG_PM
-
-void stmp3xxx_suspend_timer(void)
-{
- stmp3xxx_clearl(BM_TIMROT_TIMCTRLn_IRQ_EN | BM_TIMROT_TIMCTRLn_IRQ,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL0);
- stmp3xxx_setl(BM_TIMROT_ROTCTRL_CLKGATE,
- REGS_TIMROT_BASE + HW_TIMROT_ROTCTRL);
-}
-
-void stmp3xxx_resume_timer(void)
-{
- stmp3xxx_clearl(BM_TIMROT_ROTCTRL_SFTRST | BM_TIMROT_ROTCTRL_CLKGATE,
- REGS_TIMROT_BASE + HW_TIMROT_ROTCTRL);
- __raw_writel(
- 8 << BP_TIMROT_TIMCTRLn_SELECT | /* 32 kHz */
- BM_TIMROT_TIMCTRLn_RELOAD |
- BM_TIMROT_TIMCTRLn_UPDATE |
- BM_TIMROT_TIMCTRLn_IRQ_EN,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL0);
- __raw_writel(
- 8 << BP_TIMROT_TIMCTRLn_SELECT | /* 32 kHz */
- BM_TIMROT_TIMCTRLn_RELOAD |
- BM_TIMROT_TIMCTRLn_UPDATE |
- BM_TIMROT_TIMCTRLn_IRQ_EN,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCTRL1);
- __raw_writel(CLOCK_TICK_RATE / HZ - 1,
- REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT0);
- __raw_writel(0xFFFF, REGS_TIMROT_BASE + HW_TIMROT_TIMCOUNT1);
-}
-
-#else
-
-#define stmp3xxx_suspend_timer NULL
-#define stmp3xxx_resume_timer NULL
-
-#endif /* CONFIG_PM */
-
-struct sys_timer stmp3xxx_timer = {
- .init = stmp3xxx_init_timer,
- .suspend = stmp3xxx_suspend_timer,
- .resume = stmp3xxx_resume_timer,
-};