arm: at91: dt: at91sam9 add pinctrl support
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi
index 425da93..0b72ae3d 100644
--- a/arch/arm/boot/dts/at91sam9260.dtsi
+++ b/arch/arm/boot/dts/at91sam9260.dtsi
@@ -104,6 +104,15 @@
compatible = "atmel,at91rm9200-pinctrl", "simple-bus";
ranges = <0xfffff400 0xfffff400 0x600>;
+ atmel,mux-mask = <
+ /* A B */
+ 0xffffffff 0xffc00c3b /* pioA */
+ 0xffffffff 0x7fff3ccf /* pioB */
+ 0xffffffff 0x007fffff /* pioC */
+ >;
+
+ /* shared pinctrl settings */
+
pioA: gpio@fffff400 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x200>;
diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
index 5b619c9..c8028fc 100644
--- a/arch/arm/boot/dts/at91sam9263.dtsi
+++ b/arch/arm/boot/dts/at91sam9263.dtsi
@@ -95,6 +95,17 @@
compatible = "atmel,at91rm9200-pinctrl", "simple-bus";
ranges = <0xfffff200 0xfffff200 0xa00>;
+ atmel,mux-mask = <
+ /* A B */
+ 0xfffffffb 0xffffe07f /* pioA */
+ 0x0007ffff 0x39072fff /* pioB */
+ 0xffffffff 0x3ffffff8 /* pioC */
+ 0xfffffbff 0xffffffff /* pioD */
+ 0xffe00fff 0xfbfcff00 /* pioE */
+ >;
+
+ /* shared pinctrl settings */
+
pioA: gpio@fffff200 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff200 0x200>;
@@ -143,6 +154,7 @@
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
+ };
};
dbgu: serial@ffffee00 {
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index f2b0f93..5222625 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -114,6 +114,17 @@
compatible = "atmel,at91rm9200-pinctrl", "simple-bus";
ranges = <0xfffff200 0xfffff200 0xa00>;
+ atmel,mux-mask = <
+ /* A B */
+ 0xffffffff 0xffc003ff /* pioA */
+ 0xffffffff 0x800f8f00 /* pioB */
+ 0xffffffff 0x00000e00 /* pioC */
+ 0xffffffff 0xff0c1381 /* pioD */
+ 0xffffffff 0x81ffff81 /* pioE */
+ >;
+
+ /* shared pinctrl settings */
+
pioA: gpio@fffff200 {
compatible = "atmel,at91rm9200-gpio";
reg = <0xfffff200 0x200>;
diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index b061c06..8b52764 100644
--- a/arch/arm/boot/dts/at91sam9n12.dtsi
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -105,9 +105,19 @@
pinctrl@fffff400 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "atmel,at91rm9200-pinctrl", "simple-bus";
+ compatible = "atmel,at91sam9x5-pinctrl", "atmel,at91rm9200-pinctrl", "simple-bus";
ranges = <0xfffff400 0xfffff400 0x800>;
+ atmel,mux-mask = <
+ /* A B C */
+ 0xffffffff 0xffe07983 0x00000000 /* pioA */
+ 0x00040000 0x00047e0f 0x00000000 /* pioB */
+ 0xfdffffff 0x07c00000 0xb83fffff /* pioC */
+ 0x003fffff 0x003f8000 0x00000000 /* pioD */
+ >;
+
+ /* shared pinctrl settings */
+
pioA: gpio@fffff400 {
compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x200>;
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index 065698a..34d4d5c 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -114,9 +114,19 @@
pinctrl@fffff200 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "atmel,at91rm9200-pinctrl", "simple-bus";
+ compatible = "atmel,at91sam9x5-pinctrl", "atmel,at91rm9200-pinctrl", "simple-bus";
ranges = <0xfffff400 0xfffff400 0x800>;
+ atmel,mux-mask = <
+ /* A B C */
+ 0xffffffff 0xffe0399f 0xc000001c /* pioA */
+ 0xffffffff 0xffc003ff 0xffc003ff /* pioB */
+ 0xffffffff 0xffc003ff 0xffc003ff /* pioC */
+ 0xffffffff 0xffc003ff 0xffc003ff /* pioD */
+ >;
+
+ /* shared pinctrl settings */
+
pioA: gpio@fffff400 {
compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
reg = <0xfffff400 0x200>;
diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig
index 67bc571..b175577 100644
--- a/arch/arm/configs/at91_dt_defconfig
+++ b/arch/arm/configs/at91_dt_defconfig
@@ -111,6 +111,7 @@
CONFIG_I2C_GPIO=y
CONFIG_SPI=y
CONFIG_SPI_ATMEL=y
+CONFIG_PINCTRL_AT91=y
# CONFIG_HWMON is not set
CONFIG_WATCHDOG=y
CONFIG_AT91SAM9X_WATCHDOG=y
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index 1dc4062..46d3083 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -235,6 +235,9 @@
CLKDEV_CON_ID("pioA", &pioA_clk),
CLKDEV_CON_ID("pioB", &pioB_clk),
CLKDEV_CON_ID("pioC", &pioC_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioA_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioB_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioC_clk),
};
static struct clk_lookup usart_clocks_lookups[] = {
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index 03cac58..f8ea001 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -212,6 +212,11 @@
CLKDEV_CON_DEV_ID("spi_clk", "fffa4000.spi", &spi0_clk),
CLKDEV_CON_DEV_ID("spi_clk", "fffa8000.spi", &spi1_clk),
CLKDEV_CON_DEV_ID(NULL, "fff88000.i2c", &twi_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff200.gpio", &pioA_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioB_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioCDE_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioCDE_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioCDE_clk),
};
static struct clk_lookup usart_clocks_lookups[] = {
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 32504b9..e6dd371 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -260,6 +260,12 @@
CLKDEV_CON_DEV_ID(NULL, "fff88000.i2c", &twi1_clk),
/* fake hclk clock */
CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &uhphs_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff200.gpio", &pioA_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioB_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioC_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioDE_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioDE_clk),
+
CLKDEV_CON_ID("pioA", &pioA_clk),
CLKDEV_CON_ID("pioB", &pioB_clk),
CLKDEV_CON_ID("pioC", &pioC_clk),
diff --git a/arch/arm/mach-at91/at91sam9n12.c b/arch/arm/mach-at91/at91sam9n12.c
index 3905465..bf8a083 100644
--- a/arch/arm/mach-at91/at91sam9n12.c
+++ b/arch/arm/mach-at91/at91sam9n12.c
@@ -171,10 +171,10 @@
CLKDEV_CON_DEV_ID("dma_clk", "ffffec00.dma-controller", &dma_clk),
CLKDEV_CON_DEV_ID(NULL, "f8010000.i2c", &twi0_clk),
CLKDEV_CON_DEV_ID(NULL, "f8014000.i2c", &twi1_clk),
- CLKDEV_CON_ID("pioA", &pioAB_clk),
- CLKDEV_CON_ID("pioB", &pioAB_clk),
- CLKDEV_CON_ID("pioC", &pioCD_clk),
- CLKDEV_CON_ID("pioD", &pioCD_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioAB_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioAB_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioCD_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioCD_clk),
/* additional fake clock for macb_hclk */
CLKDEV_CON_DEV_ID("hclk", "500000.ohci", &uhp_clk),
CLKDEV_CON_DEV_ID("ohci_clk", "500000.ohci", &uhp_clk),
@@ -223,9 +223,6 @@
void __init at91sam9n12_initialize(void)
{
at91_extern_irq = (1 << AT91SAM9N12_ID_IRQ0);
-
- /* Register GPIO subsystem (using DT) */
- at91_gpio_init(NULL, 0);
}
AT91_SOC_START(sam9n12)
diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c
index f31d3a0..56d13a4 100644
--- a/arch/arm/mach-at91/at91sam9x5.c
+++ b/arch/arm/mach-at91/at91sam9x5.c
@@ -234,10 +234,10 @@
CLKDEV_CON_DEV_ID(NULL, "f8010000.i2c", &twi0_clk),
CLKDEV_CON_DEV_ID(NULL, "f8014000.i2c", &twi1_clk),
CLKDEV_CON_DEV_ID(NULL, "f8018000.i2c", &twi2_clk),
- CLKDEV_CON_ID("pioA", &pioAB_clk),
- CLKDEV_CON_ID("pioB", &pioAB_clk),
- CLKDEV_CON_ID("pioC", &pioCD_clk),
- CLKDEV_CON_ID("pioD", &pioCD_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioAB_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioAB_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioCD_clk),
+ CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioCD_clk),
/* additional fake clock for macb_hclk */
CLKDEV_CON_DEV_ID("hclk", "f802c000.ethernet", &macb0_clk),
CLKDEV_CON_DEV_ID("hclk", "f8030000.ethernet", &macb1_clk),
@@ -313,12 +313,6 @@
at91_init_sram(0, AT91SAM9X5_SRAM_BASE, AT91SAM9X5_SRAM_SIZE);
}
-void __init at91sam9x5_initialize(void)
-{
- /* Register GPIO subsystem (using DT) */
- at91_gpio_init(NULL, 0);
-}
-
/* --------------------------------------------------------------------
* Interrupt initialization
* -------------------------------------------------------------------- */
@@ -326,5 +320,4 @@
AT91_SOC_START(sam9x5)
.map_io = at91sam9x5_map_io,
.register_clocks = at91sam9x5_register_clocks,
- .init = at91sam9x5_initialize,
AT91_SOC_END
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index e228d73..523daa9 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -449,7 +449,8 @@
/* Register the processor-specific clocks */
at91_boot_soc.register_clocks();
- at91_boot_soc.init();
+ if (at91_boot_soc.init)
+ at91_boot_soc.init();
}
#endif