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-rw-r--r--arch/arm/boot/dts/ste-nomadik-s8815.dts41
-rw-r--r--arch/arm/boot/dts/ste-nomadik-stn8815.dtsi82
-rw-r--r--arch/arm/mach-nomadik/cpu-8815.c51
3 files changed, 123 insertions, 51 deletions
diff --git a/arch/arm/boot/dts/ste-nomadik-s8815.dts b/arch/arm/boot/dts/ste-nomadik-s8815.dts
index 666945adc120..638ec8df5802 100644
--- a/arch/arm/boot/dts/ste-nomadik-s8815.dts
+++ b/arch/arm/boot/dts/ste-nomadik-s8815.dts
@@ -14,6 +14,43 @@
bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk";
};
+ pinctrl {
+ /* Hog CD pins */
+ pinctrl-names = "default";
+ pinctrl-0 = <&cd_default_mode>;
+
+ mmcsd-cd {
+ cd_default_mode: cd_default {
+ cd_default_cfg1 {
+ /* CD input GPIO */
+ ste,pins = "GPIO111_H21";
+ ste,input = <0>;
+ };
+ cd_default_cfg2 {
+ /* CD GPIO biasing */
+ ste,pins = "GPIO112_J21";
+ ste,output = <0>;
+ };
+ };
+ };
+ user-led {
+ user_led_default_mode: user_led_default {
+ user_led_default_cfg {
+ ste,pins = "GPIO2_C5";
+ ste,output = <1>;
+ };
+ };
+ };
+ user-button {
+ user_button_default_mode: user_button_default {
+ user_button_default_cfg {
+ ste,pins = "GPIO3_A4";
+ ste,input = <0>;
+ };
+ };
+ };
+ };
+
/* Custom board node with GPIO pins to active etc */
usb-s8815 {
/* The S8815 is using this very GPIO pin for the SMSC91x IRQs */
@@ -36,6 +73,8 @@
gpios = <&gpio0 2 0x1>;
default-state = "off";
linux,default-trigger = "heartbeat";
+ pinctrl-names = "default";
+ pinctrl-0 = <&user_led_default_mode>;
};
};
@@ -47,6 +86,8 @@
gpios = <&gpio0 3 0x1>;
linux,code = <1>; /* KEY_ESC */
gpio-key,wakeup;
+ pinctrl-names = "default";
+ pinctrl-0 = <&user_button_default_mode>;
};
};
};
diff --git a/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi b/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
index 51a33e080ca9..615da8798a0d 100644
--- a/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
+++ b/arch/arm/boot/dts/ste-nomadik-stn8815.dtsi
@@ -94,6 +94,75 @@
pinctrl {
compatible = "stericsson,nmk-pinctrl-stn8815";
+ /* Pin configurations */
+ uart0 {
+ uart0_default_mux: uart0_mux {
+ u0_default_mux {
+ ste,function = "u0";
+ ste,pins = "u0_a_1";
+ };
+ };
+ };
+ uart1 {
+ uart1_default_mux: uart1_mux {
+ u1_default_mux {
+ ste,function = "u1";
+ ste,pins = "u1_a_1";
+ };
+ };
+ };
+ mmcsd {
+ mmcsd_default_mux: mmcsd_mux {
+ mmcsd_default_mux {
+ ste,function = "mmcsd";
+ ste,pins = "mmcsd_a_1";
+ };
+ };
+ mmcsd_default_mode: mmcsd_default {
+ mmcsd_default_cfg1 {
+ /* MCCLK */
+ ste,pins = "GPIO8_B10";
+ ste,output = <0>;
+ };
+ mmcsd_default_cfg2 {
+ /* MCCMDDIR, MCDAT0DIR, MCDAT31DIR */
+ ste,pins = "GPIO10_C11", "GPIO15_A12",
+ "GPIO16_C13";
+ ste,output = <1>;
+ };
+ mmcsd_default_cfg3 {
+ /* MCCMD, MCDAT3-0, MCMSFBCLK */
+ ste,pins = "GPIO9_A10", "GPIO11_B11",
+ "GPIO12_A11", "GPIO13_C12",
+ "GPIO14_B12", "GPIO24_C15";
+ ste,input = <1>;
+ };
+ };
+ };
+ i2c0 {
+ i2c0_default_mode: i2c0_default {
+ i2c0_default_cfg {
+ ste,pins = "GPIO62_D3", "GPIO63_D2";
+ ste,input = <1>;
+ };
+ };
+ };
+ i2c1 {
+ i2c1_default_mode: i2c1_default {
+ i2c1_default_cfg {
+ ste,pins = "GPIO53_L4", "GPIO54_L3";
+ ste,input = <1>;
+ };
+ };
+ };
+ i2c2 {
+ i2c2_default_mode: i2c2_default {
+ i2c2_default_cfg {
+ ste,pins = "GPIO73_C21", "GPIO74_C20";
+ ste,input = <1>;
+ };
+ };
+ };
};
src: src@101e0000 {
@@ -191,6 +260,8 @@
<&gpio1 30 0>; /* scl */
#address-cells = <1>;
#size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_default_mode>;
stw4811@2d {
compatible = "st,stw4811";
@@ -205,6 +276,8 @@
<&gpio1 21 0>; /* scl */
#address-cells = <1>;
#size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_default_mode>;
camera@2d {
compatible = "st,camera";
@@ -227,6 +300,9 @@
<&gpio2 9 0>; /* scl */
#address-cells = <1>;
#size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_default_mode>;
+
stw4811@2d {
compatible = "st,stw4811-usb";
reg = <0x2d>;
@@ -260,6 +336,8 @@
interrupts = <12>;
clocks = <&clk48>, <&pclk>;
clock-names = "uartclk", "apb_pclk";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_default_mux>;
};
uart1: uart@101fb000 {
@@ -269,6 +347,8 @@
interrupts = <17>;
clocks = <&clk48>, <&pclk>;
clock-names = "uartclk", "apb_pclk";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_default_mux>;
};
uart2: uart@101f2000 {
@@ -310,6 +390,8 @@
mmc-cap-sd-highspeed;
cd-gpios = <&gpio3 15 0x1>;
cd-inverted;
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmcsd_default_mux>, <&mmcsd_default_mode>;
};
};
};
diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c
index 835161709c62..89e2c03db178 100644
--- a/arch/arm/mach-nomadik/cpu-8815.c
+++ b/arch/arm/mach-nomadik/cpu-8815.c
@@ -27,8 +27,6 @@
#include <linux/dma-mapping.h>
#include <linux/irqchip.h>
#include <linux/platform_data/clk-nomadik.h>
-#include <linux/platform_data/pinctrl-nomadik.h>
-#include <linux/pinctrl/machine.h>
#include <linux/clocksource.h>
#include <linux/of_irq.h>
#include <linux/of_gpio.h>
@@ -91,52 +89,6 @@
#define NOMADIK_L2CC_BASE 0x10210000 /* L2 Cache controller */
#define NOMADIK_UART1_VBASE 0xF01FB000
-static unsigned long out_low[] = { PIN_OUTPUT_LOW };
-static unsigned long out_high[] = { PIN_OUTPUT_HIGH };
-static unsigned long in_nopull[] = { PIN_INPUT_NOPULL };
-static unsigned long in_pullup[] = { PIN_INPUT_PULLUP };
-
-static struct pinctrl_map __initdata nhk8815_pinmap[] = {
- PIN_MAP_MUX_GROUP_DEFAULT("uart0", "pinctrl-stn8815", "u0_a_1", "u0"),
- PIN_MAP_MUX_GROUP_DEFAULT("uart1", "pinctrl-stn8815", "u1_a_1", "u1"),
- /* User LED on S8815 */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO2_C5", out_high),
- /* User button on S8815 */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO3_A4", in_nopull),
- /* Hog in MMC/SD card mux */
- PIN_MAP_MUX_GROUP_HOG_DEFAULT("pinctrl-stn8815", "mmcsd_a_1", "mmcsd"),
- /* MCCLK */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO8_B10", out_low),
- /* MCCMD */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO9_A10", in_pullup),
- /* MCCMDDIR */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO10_C11", out_high),
- /* MCDAT3-0 */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO11_B11", in_pullup),
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO12_A11", in_pullup),
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO13_C12", in_pullup),
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO14_B12", in_pullup),
- /* MCDAT0DIR */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO15_A12", out_high),
- /* MCDAT31DIR */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO16_C13", out_high),
- /* MCMSFBCLK */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO24_C15", in_pullup),
- /* CD input GPIO */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO111_H21", in_nopull),
- /* CD bias drive */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO112_J21", out_low),
- /* I2C0 */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO62_D3", in_pullup),
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO63_D2", in_pullup),
- /* I2C1 */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO53_L4", in_pullup),
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO54_L3", in_pullup),
- /* I2C2 */
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO73_C21", in_pullup),
- PIN_MAP_CONFIGS_PIN_HOG_DEFAULT("pinctrl-stn8815", "GPIO74_C20", in_pullup),
-};
-
/* This is needed for LL-debug/earlyprintk/debug-macro.S */
static struct map_desc cpu8815_io_desc[] __initdata = {
{
@@ -284,8 +236,6 @@ device_initcall(cpu8815_mmcsd_init);
/* These are mostly to get the right device names for the clock lookups */
static struct of_dev_auxdata cpu8815_auxdata_lookup[] __initdata = {
- OF_DEV_AUXDATA("stericsson,nmk-pinctrl-stn8815", 0,
- "pinctrl-stn8815", NULL),
OF_DEV_AUXDATA("stericsson,fsmc-nand", NOMADIK_FSMC_BASE,
NULL, &cpu8815_nand_data),
OF_DEV_AUXDATA("arm,primecell", NOMADIK_SDI_BASE,
@@ -299,7 +249,6 @@ static void __init cpu8815_init_of(void)
/* At full speed latency must be >=2, so 0x249 in low bits */
l2x0_of_init(0x00730249, 0xfe000fff);
#endif
- pinctrl_register_mappings(nhk8815_pinmap, ARRAY_SIZE(nhk8815_pinmap));
of_platform_populate(NULL, of_default_bus_match_table,
cpu8815_auxdata_lookup, NULL);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-20 14:27:17 +0000