drivers/misc : move misc drivers to drivers/misc

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

4 files changed, 723 insertions, 0 deletions

diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
new file mode 100644
index 000000000..78cec21fb
--- /dev/null
+++ b/drivers/misc/Makefile
@@ -0,0 +1,48 @@
+#
+# (C) Copyright 2000-2007
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB 	:= $(obj)libmisc.a
+
+COBJS-y += ali512x.o
+COBJS-y += ns87308.o
+COBJS-y += status_led.o
+
+COBJS	:= $(COBJS-y)
+SRCS 	:= $(COBJS:.o=.c)
+OBJS 	:= $(addprefix $(obj),$(COBJS))
+
+all:	$(LIB)
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS)
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/drivers/misc/ali512x.c b/drivers/misc/ali512x.c
new file mode 100644
index 000000000..7b7edc09a
--- /dev/null
+++ b/drivers/misc/ali512x.c
@@ -0,0 +1,423 @@
+/*
+ * (C) Copyright 2002
+ * Daniel Engström, Omicron Ceti AB <daniel@omicron.se>.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * Based on sc520cdp.c from rolo 1.6:
+ *----------------------------------------------------------------------
+ * (C) Copyright 2000
+ * Sysgo Real-Time Solutions GmbH
+ * Klein-Winternheim, Germany
+ *----------------------------------------------------------------------
+ */
+
+#include <config.h>
+
+#ifdef CONFIG_ALI152X
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/ic/ali512x.h>
+
+
+/* ALI M5123 Logical device numbers:
+ * 0 FDC
+ * 1 unused?
+ * 2 unused?
+ * 3 lpt
+ * 4 UART1
+ * 5 UART2
+ * 6 RTC
+ * 7 mouse/kbd
+ * 8 CIO
+ */
+
+/*
+ ************************************************************
+ *  Some access primitives for the ALi chip:                *
+ ************************************************************
+ */
+
+static void ali_write(u8 index, u8 value)
+{
+	/* write an arbirary register */
+	outb(index, ALI_INDEX);
+	outb(value, ALI_DATA);
+}
+
+#if 0
+static int ali_read(u8 index)
+{
+	outb(index, ALI_INDEX);
+	return inb(ALI_DATA);
+}
+#endif
+
+#define ALI_OPEN() \
+	outb(0x51, ALI_INDEX); \
+	outb(0x23, ALI_INDEX)
+
+
+#define ALI_CLOSE() \
+	outb(0xbb, ALI_INDEX)
+
+/* Select a logical device */
+#define ALI_SELDEV(dev)	\
+	ali_write(0x07, dev)
+
+
+void ali512x_init(void)
+{
+	ALI_OPEN();
+
+	ali_write(0x02, 0x01);	/* soft reset */
+	ali_write(0x03, 0x03);	/* disable access to CIOs */
+	ali_write(0x22, 0x00);	/* disable direct powerdown */
+	ali_write(0x23, 0x00);	/* disable auto powerdown */
+	ali_write(0x24, 0x00);	/* IR 8 is active hi, pin26 is PDIR */
+
+	ALI_CLOSE();
+}
+
+void ali512x_set_fdc(int enabled, u16 io, u8 irq, u8 dma_channel)
+{
+	ALI_OPEN();
+	ALI_SELDEV(0);
+
+	ali_write(0x30, enabled?1:0);
+	if (enabled) {
+		ali_write(0x60, io >> 8);
+		ali_write(0x61, io & 0xff);
+		ali_write(0x70, irq);
+		ali_write(0x74, dma_channel);
+
+		/* AT mode, no drive swap */
+		ali_write(0xf0, 0x08);
+		ali_write(0xf1, 0x00);
+		ali_write(0xf2, 0xff);
+		ali_write(0xf4, 0x00);
+	}
+	ALI_CLOSE();
+}
+
+
+void ali512x_set_pp(int enabled, u16 io, u8 irq, u8 dma_channel)
+{
+	ALI_OPEN();
+	ALI_SELDEV(3);
+
+	ali_write(0x30, enabled?1:0);
+	if (enabled) {
+		ali_write(0x60, io >> 8);
+		ali_write(0x61, io & 0xff);
+		ali_write(0x70, irq);
+		ali_write(0x74, dma_channel);
+
+		/* mode: EPP 1.9, ECP FIFO threshold = 7, IRQ active low */
+		ali_write(0xf0, 0xbc);
+		/* 12 MHz, Burst DMA in ECP */
+		ali_write(0xf1, 0x05);
+	}
+	ALI_CLOSE();
+
+}
+
+void ali512x_set_uart(int enabled, int index, u16 io, u8 irq)
+{
+	ALI_OPEN();
+	ALI_SELDEV(index?5:4);
+
+	ali_write(0x30, enabled?1:0);
+	if (enabled) {
+		ali_write(0x60, io >> 8);
+		ali_write(0x61, io & 0xff);
+		ali_write(0x70, irq);
+
+		ali_write(0xf0, 0x00);
+		ali_write(0xf1, 0x00);
+
+		/* huh? write 0xf2 twice - a typo in rolo
+		 * or some secret ali errata? Who knows?
+		 */
+		if (index) {
+			ali_write(0xf2, 0x00);
+		}
+		ali_write(0xf2, 0x0c);
+	}
+	ALI_CLOSE();
+
+}
+
+void ali512x_set_uart2_irda(int enabled)
+{
+	ALI_OPEN();
+	ALI_SELDEV(5);
+
+	ali_write(0xf1, enabled?0x48:0x00); /* fullduplex IrDa */
+	ALI_CLOSE();
+
+}
+
+void ali512x_set_rtc(int enabled, u16 io, u8 irq)
+{
+	ALI_OPEN();
+	ALI_SELDEV(6);
+
+	ali_write(0x30, enabled?1:0);
+	if (enabled) {
+		ali_write(0x60, io >> 8);
+		ali_write(0x61, io & 0xff);
+		ali_write(0x70, irq);
+
+		ali_write(0xf0, 0x00);
+	}
+	ALI_CLOSE();
+}
+
+void ali512x_set_kbc(int enabled, u8 kbc_irq, u8 mouse_irq)
+{
+	ALI_OPEN();
+	ALI_SELDEV(7);
+
+	ali_write(0x30, enabled?1:0);
+	if (enabled) {
+		ali_write(0x70, kbc_irq);
+		ali_write(0x72, mouse_irq);
+
+		ali_write(0xf0, 0x00);
+	}
+	ALI_CLOSE();
+}
+
+
+/* Common I/O
+ *
+ * (This descripotsion is base on several incompete sources
+ *  since I have not been able to obtain any datasheet for the device
+ *  there may be some mis-understandings burried in here.
+ *  -- Daniel daniel@omicron.se)
+ *
+ * There are 22 CIO pins numbered
+ * 10-17
+ * 20-25
+ * 30-37
+ *
+ * 20-24 are dedicated CIO pins, the other 17 are muliplexed with
+ * other functions.
+ *
+ *           Secondary
+ * CIO Pin   Function    Decription
+ * =======================================================
+ * CIO10     IRQIN1      Interrupt input 1?
+ * CIO11     IRQIN2      Interrupt input 2?
+ * CIO12     IRRX        IrDa Receive
+ * CIO13     IRTX        IrDa Transmit
+ * CIO14     P21         KBC P21 fucntion
+ * CIO15     P20         KBC P21 fucntion
+ * CIO16     I2C_CLK     I2C Clock
+ * CIO17     I2C_DAT     I2C Data
+ *
+ * CIO20     -
+ * CIO21     -
+ * CIO22     -
+ * CIO23     -
+ * CIO24     -
+ * CIO25     LOCK        Keylock
+ *
+ * CIO30     KBC_CLK     Keybaord Clock
+ * CIO31     CS0J        General Chip Select decoder CS0J
+ * CIO32     CS1J        General Chip Select decoder CS1J
+ * CIO33     ALT_KCLK    Alternative Keyboard Clock
+ * CIO34     ALT_KDAT    Alternative Keyboard Data
+ * CIO35     ALT_MCLK    Alternative Mouse Clock
+ * CIO36     ALT_MDAT    Alternative Mouse Data
+ * CIO37     ALT_KBC     Alternative KBC select
+ *
+ * The CIO use an indirect address scheme.
+ *
+ * Reigster 3 in the SIO is used to select the index and data
+ * port addresses where the CIO I/O registers show up.
+ * The function selection registers are accessible under
+ * function SIO 8.
+ *
+ * SIO reigster 3 (CIO Address Selection) bit definitions:
+ * bit 7   CIO index and data registers enabled
+ * bit 1-0 CIO indirect registers port address select
+ *     	 0  index = 0xE0 data = 0xE1
+ *       1  index = 0xE2 data = 0xE3
+ *       2  index = 0xE4 data = 0xE5
+ *       3  index = 0xEA data = 0xEB
+ *
+ * There are three CIO I/O register accessed via CIO index port and CIO data port
+ * 0x01     CIO 10-17 data
+ * 0x02     CIO 20-25 data (bits 7-6 unused)
+ * 0x03     CIO 30-37 data
+ *
+ *
+ * The pin function is accessed through normal
+ * SIO registers, each register have the same format:
+ *
+ * Bit   Function                     Value
+ * 0     Input/output                 1=input
+ * 1     Polarity of signal           1=inverted
+ * 2     Unused                       ??
+ * 3     Function (normal or special) 1=special
+ * 7-4   Unused
+ *
+ * SIO REG
+ * 0xe0     CIO 10 Config
+ * 0xe1     CIO 11 Config
+ * 0xe2     CIO 12 Config
+ * 0xe3     CIO 13 Config
+ * 0xe4     CIO 14 Config
+ * 0xe5     CIO 15 Config
+ * 0xe6     CIO 16 Config
+ * 0xe7     CIO 16 Config
+ *
+ * 0xe8     CIO 20 Config
+ * 0xe9     CIO 21 Config
+ * 0xea     CIO 22 Config
+ * 0xeb     CIO 23 Config
+ * 0xec     CIO 24 Config
+ * 0xed     CIO 25 Config
+ *
+ * 0xf5     CIO 30 Config
+ * 0xf6     CIO 31 Config
+ * 0xf7     CIO 32 Config
+ * 0xf8     CIO 33 Config
+ * 0xf9     CIO 34 Config
+ * 0xfa     CIO 35 Config
+ * 0xfb     CIO 36 Config
+ * 0xfc     CIO 37 Config
+ *
+ */
+
+#define ALI_CIO_PORT_SEL 0x83
+#define ALI_CIO_INDEX    0xea
+#define ALI_CIO_DATA     0xeb
+
+void ali512x_set_cio(int enabled)
+{
+	int i;
+
+	ALI_OPEN();
+
+	if (enabled) {
+		ali_write(0x3, ALI_CIO_PORT_SEL);    /* Enable CIO data register */
+	} else {
+		ali_write(0x3, ALI_CIO_PORT_SEL & ~0x80);
+	}
+
+	ALI_SELDEV(8);
+
+	ali_write(0x30, enabled?1:0);
+
+	/* set all pins to input to start with */
+	for (i=0xe0;i<0xee;i++) {
+		ali_write(i, 1);
+	}
+
+	for (i=0xf5;i<0xfe;i++) {
+		ali_write(i, 1);
+	}
+
+	ALI_CLOSE();
+}
+
+
+void ali512x_cio_function(int pin, int special, int inv, int input)
+{
+	u8 data;
+	u8 addr;
+
+	/* valid pins are 10-17, 20-25 and 30-37 */
+	if (pin >= 10 && pin <= 17) {
+		addr = 0xe0+(pin&7);
+	} else if (pin >= 20 && pin <= 25) {
+		addr = 0xe8+(pin&7);
+	} else if (pin >= 30 && pin <= 37) {
+		addr = 0xf5+(pin&7);
+	} else {
+		return;
+	}
+
+	ALI_OPEN();
+
+	ALI_SELDEV(8);
+
+
+	data=0xf4;
+	if (special) {
+		data |= 0x08;
+	} else {
+		if (inv) {
+			data |= 0x02;
+		}
+		if (input) {
+			data |= 0x01;
+		}
+	}
+
+	ali_write(addr, data);
+
+	ALI_CLOSE();
+}
+
+void ali512x_cio_out(int pin, int value)
+{
+	u8 reg;
+	u8 data;
+	u8 bit;
+
+	reg = pin/10;
+	bit = 1 << (pin%10);
+
+
+	outb(reg, ALI_CIO_INDEX);     /* select I/O register */
+	data = inb(ALI_CIO_DATA);
+	if (value) {
+		data |= bit;
+	} else {
+		data &= ~bit;
+	}
+	outb(data, ALI_CIO_DATA);
+}
+
+int ali512x_cio_in(int pin)
+{
+	u8 reg;
+	u8 data;
+	u8 bit;
+
+	/* valid pins are 10-17, 20-25 and 30-37 */
+	reg = pin/10;
+	bit = 1 << (pin%10);
+
+
+	outb(reg, ALI_CIO_INDEX);     /* select I/O register */
+	data = inb(ALI_CIO_DATA);
+
+	return data & bit;
+}
+
+
+#endif
diff --git a/drivers/misc/ns87308.c b/drivers/misc/ns87308.c
new file mode 100644
index 000000000..cf4d3595e
--- /dev/null
+++ b/drivers/misc/ns87308.c
@@ -0,0 +1,121 @@
+/*
+ * (C) Copyright 2000
+ * Rob Taylor, Flying Pig Systems. robt@flyingpig.com.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+
+#ifdef CFG_NS87308
+
+#include <ns87308.h>
+
+void initialise_ns87308 (void)
+{
+#ifdef CFG_NS87308_PS2MOD
+	unsigned char data;
+
+	/*
+	 * Switch floppy drive to PS/2 mode.
+	 */
+	read_pnp_config(SUPOERIO_CONF1, &data);
+	data &= 0xFB;
+	write_pnp_config(SUPOERIO_CONF1, data);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_KBC1)
+	PNP_SET_DEVICE_BASE(LDEV_KBC1, CFG_NS87308_KBC1_BASE);
+	write_pnp_config(LUN_CONFIG_REG, 0);
+	write_pnp_config(CBASE_HIGH, 0x00);
+	write_pnp_config(CBASE_LOW, 0x64);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_MOUSE)
+	PNP_ACTIVATE_DEVICE(LDEV_MOUSE);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_RTC_APC)
+	PNP_SET_DEVICE_BASE(LDEV_RTC_APC, CFG_NS87308_RTC_BASE);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_FDC)
+	PNP_SET_DEVICE_BASE(LDEV_FDC, CFG_NS87308_FDC_BASE);
+	write_pnp_config(LUN_CONFIG_REG, 0x40);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_RARP)
+	PNP_SET_DEVICE_BASE(LDEV_PARP, CFG_NS87308_LPT_BASE);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_UART1)
+	PNP_SET_DEVICE_BASE(LDEV_UART1, CFG_NS87308_UART1_BASE);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_UART2)
+	PNP_SET_DEVICE_BASE(LDEV_UART2, CFG_NS87308_UART2_BASE);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_GPIO)
+	PNP_SET_DEVICE_BASE(LDEV_GPIO, CFG_NS87308_GPIO_BASE);
+#endif
+
+#if (CFG_NS87308_DEVS & CFG_NS87308_POWRMAN)
+#ifndef CFG_NS87308_PWMAN_BASE
+	PNP_ACTIVATE_DEVICE(LDEV_POWRMAN);
+#else
+	PNP_SET_DEVICE_BASE(LDEV_POWRMAN, CFG_NS87308_PWMAN_BASE);
+
+	/*
+	 * Enable all units
+	 */
+	write_pm_reg(CFG_NS87308_PWMAN_BASE, PWM_FER1, 0x7d);
+	write_pm_reg(CFG_NS87308_PWMAN_BASE, PWM_FER2, 0x87);
+
+#ifdef CFG_NS87308_PMC1
+	write_pm_reg(CFG_NS87308_PWMAN_BASE, PWM_PMC1, CFG_NS87308_PMC1);
+#endif
+
+#ifdef CFG_NS87308_PMC2
+	write_pm_reg(CFG_NS87308_PWMAN_BASE, PWM_PMC2, CFG_NS87308_PMC2);
+#endif
+
+#ifdef CFG_NS87308_PMC3
+	write_pm_reg(CFG_NS87308_PWMAN_BASE, PWM_PMC3, CFG_NS87308_PMC3);
+#endif
+#endif
+#endif
+
+#ifdef CFG_NS87308_CS0_BASE
+	PNP_PGCS_CSLINE_BASE(0, CFG_NS87308_CS0_BASE);
+	PNP_PGCS_CSLINE_CONF(0, CFG_NS87308_CS0_CONF);
+#endif
+
+#ifdef CFG_NS87308_CS1_BASE
+	PNP_PGCS_CSLINE_BASE(1, CFG_NS87308_CS1_BASE);
+	PNP_PGCS_CSLINE_CONF(1, CFG_NS87308_CS1_CONF);
+#endif
+
+#ifdef CFG_NS87308_CS2_BASE
+	PNP_PGCS_CSLINE_BASE(2, CFG_NS87308_CS2_BASE);
+	PNP_PGCS_CSLINE_CONF(2, CFG_NS87308_CS2_CONF);
+#endif
+}
+
+#endif
diff --git a/drivers/misc/status_led.c b/drivers/misc/status_led.c
new file mode 100644
index 000000000..ddb6c22e8
--- /dev/null
+++ b/drivers/misc/status_led.c
@@ -0,0 +1,131 @@
+/*
+ * (C) Copyright 2000-2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <status_led.h>
+
+/*
+ * The purpose of this code is to signal the operational status of a
+ * target which usually boots over the network; while running in
+ * U-Boot, a status LED is blinking. As soon as a valid BOOTP reply
+ * message has been received, the LED is turned off. The Linux
+ * kernel, once it is running, will start blinking the LED again,
+ * with another frequency.
+ */
+
+/* ------------------------------------------------------------------------- */
+
+#ifdef CONFIG_STATUS_LED
+
+typedef struct {
+	led_id_t mask;
+	int state;
+	int period;
+	int cnt;
+} led_dev_t;
+
+led_dev_t led_dev[] = {
+    {	STATUS_LED_BIT,
+	STATUS_LED_STATE,
+	STATUS_LED_PERIOD,
+	0,
+    },
+#if defined(STATUS_LED_BIT1)
+    {	STATUS_LED_BIT1,
+	STATUS_LED_STATE1,
+	STATUS_LED_PERIOD1,
+	0,
+    },
+#endif
+#if defined(STATUS_LED_BIT2)
+    {	STATUS_LED_BIT2,
+	STATUS_LED_STATE2,
+	STATUS_LED_PERIOD2,
+	0,
+    },
+#endif
+#if defined(STATUS_LED_BIT3)
+    {	STATUS_LED_BIT3,
+	STATUS_LED_STATE3,
+	STATUS_LED_PERIOD3,
+	0,
+    },
+#endif
+};
+
+#define MAX_LED_DEV	(sizeof(led_dev)/sizeof(led_dev_t))
+
+static int status_led_init_done = 0;
+
+static void status_led_init (void)
+{
+	led_dev_t *ld;
+	int i;
+
+	for (i = 0, ld = led_dev; i < MAX_LED_DEV; i++, ld++)
+		__led_init (ld->mask, ld->state);
+	status_led_init_done = 1;
+}
+
+void status_led_tick (ulong timestamp)
+{
+	led_dev_t *ld;
+	int i;
+
+	if (!status_led_init_done)
+		status_led_init ();
+
+	for (i = 0, ld = led_dev; i < MAX_LED_DEV; i++, ld++) {
+
+		if (ld->state != STATUS_LED_BLINKING)
+			continue;
+
+		if (++ld->cnt >= ld->period) {
+			__led_toggle (ld->mask);
+			ld->cnt -= ld->period;
+		}
+
+	}
+}
+
+void status_led_set (int led, int state)
+{
+	led_dev_t *ld;
+
+	if (led < 0 || led >= MAX_LED_DEV)
+		return;
+
+	if (!status_led_init_done)
+		status_led_init ();
+
+	ld = &led_dev[led];
+
+	ld->state = state;
+	if (state == STATUS_LED_BLINKING) {
+		ld->cnt = 0;		/* always start with full period    */
+		state = STATUS_LED_ON;	/* always start with LED _ON_       */
+	}
+	__led_set (ld->mask, state);
+}
+
+#endif	/* CONFIG_STATUS_LED */