diff options
| author | Linus Walleij | 2013-11-15 14:44:59 +0100 |
|---|---|---|
| committer | Linus Walleij | 2013-11-26 21:01:56 +0100 |
| commit | 1c850e4a8ff518eb7877772755a1237b85c2fac7 (patch) | |
| tree | 85d1998c4689484ae859223285b6b4db284b504e | |
| parent | 5026119fbef49ce64fc5469c5d3c2d7c313469fb (diff) | |
ARM: ux500: move the HREFv60plus IPGPIO pins to device tree
Move the control of muxing and enabling the IPGPIO (image
processor GPIO) from the static set-up to the device tree.
Use a hog as we have no device for the flash controller yet.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | arch/arm/boot/dts/ste-hrefv60plus.dtsi | 31 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500-pins.c | 16 |
2 files changed, 31 insertions, 16 deletions
diff --git a/arch/arm/boot/dts/ste-hrefv60plus.dtsi b/arch/arm/boot/dts/ste-hrefv60plus.dtsi index 6e0105d2f461..ecd26848f24f 100644 --- a/arch/arm/boot/dts/ste-hrefv60plus.dtsi +++ b/arch/arm/boot/dts/ste-hrefv60plus.dtsi @@ -62,6 +62,10 @@ }; pinctrl { + /* Set this up using hogs */ + pinctrl-names = "default"; + pinctrl-0 = <&ipgpio_hrefv60_mode>; + sdi0 { /* SD card detect GPIO pin, extend default state */ sdi0_default_mode: sdi0_default { @@ -71,6 +75,33 @@ }; }; }; + ipgpio { + /* + * XENON Flashgun on image processor GPIO (controlled from image + * processor firmware), mux in these image processor GPIO lines 0 + * (XENON_FLASH_ID), 1 (XENON_READY) and there is an assistant + * LED on IP GPIO 4 (XENON_EN2) on altfunction C, that need bias + * from GPIO21 so pull up 0, 1 and drive 4 and GPIO21 low as output. + */ + ipgpio_hrefv60_mode: ipgpio_hrefv60 { + hrefv60_mux { + ste,function = "ipgpio"; + ste,pins = "ipgpio0_c_1", "ipgpio1_c_1", "ipgpio4_c_1"; + }; + hrefv60_cfg1 { + ste,pins = "GPIO6_AF6", "GPIO7_AG5"; + ste,config = <&in_pu>; + }; + hrefv60_cfg2 { + ste,pins = "GPIO21_AB3"; + ste,config = <&gpio_out_lo>; + }; + hrefv60_cfg3 { + ste,pins = "GPIO64_F3"; + ste,config = <&out_lo>; + }; + }; + }; }; }; }; diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c index d0d527a3d205..e208dddfeda9 100644 --- a/arch/arm/mach-ux500/board-mop500-pins.c +++ b/arch/arm/mach-ux500/board-mop500-pins.c @@ -20,8 +20,6 @@ #define BIAS(a,b) static unsigned long a[] = { b } BIAS(pd, PIN_PULL_DOWN); -BIAS(in_pu, PIN_INPUT_PULLUP); -BIAS(out_lo, PIN_OUTPUT_LOW); BIAS(abx500_out_lo, PIN_CONF_PACKED(PIN_CONFIG_OUTPUT, 0)); BIAS(abx500_in_pd, PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 1)); @@ -307,20 +305,6 @@ static struct pinctrl_map __initdata ab8505_pinmap[] = { * and SSP1 ports (previously connected to the AB8500) as generic GPIO lines. */ static struct pinctrl_map __initdata hrefv60_pinmap[] = { - /* - * XENON Flashgun on image processor GPIO (controlled from image - * processor firmware), mux in these image processor GPIO lines 0 - * (XENON_FLASH_ID), 1 (XENON_READY) and there is an assistant - * LED on IP GPIO 4 (XENON_EN2) on altfunction C, that need bias - * from GPIO21 so pull up 0, 1 and drive 4 and GPIO21 low as output. - */ - DB8500_MUX_HOG("ipgpio0_c_1", "ipgpio"), - DB8500_MUX_HOG("ipgpio1_c_1", "ipgpio"), - DB8500_MUX_HOG("ipgpio4_c_1", "ipgpio"), - DB8500_PIN_HOG("GPIO6_AF6", in_pu), /* XENON_FLASH_ID */ - DB8500_PIN_HOG("GPIO7_AG5", in_pu), /* XENON_READY */ - DB8500_PIN_HOG("GPIO21_AB3", gpio_out_lo), /* XENON_EN1 */ - DB8500_PIN_HOG("GPIO64_F3", out_lo), /* XENON_EN2 */ /* Magnetometer uses GPIO 31 and 32, pull these up/down respectively */ DB8500_PIN_HOG("GPIO31_V3", gpio_in_pu), /* EN1 */ DB8500_PIN_HOG("GPIO32_V2", gpio_in_pd), /* DRDY */ |