From 40bbd191fc808dcd0ef154a6c8af8dd66d3c1270 Mon Sep 17 00:00:00 2001 From: Chanwoo Choi Date: Thu, 31 Mar 2016 11:47:57 +0900 Subject: ARM: dts: exynos: Add initial pin configuration for exynos3250-rinato This patch adds initial pin configuration using pinctrl subsystem to reduce leakage power-consumption of gpio pins in normal state. All pins included in this patch are NC (not connected) pin. Signed-off-by: Chanwoo Choi Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos3250-pinctrl.dtsi | 38 +++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) (limited to 'arch/arm/boot/dts/exynos3250-pinctrl.dtsi') diff --git a/arch/arm/boot/dts/exynos3250-pinctrl.dtsi b/arch/arm/boot/dts/exynos3250-pinctrl.dtsi index 5ab81c39e2c9..ecf79386e891 100644 --- a/arch/arm/boot/dts/exynos3250-pinctrl.dtsi +++ b/arch/arm/boot/dts/exynos3250-pinctrl.dtsi @@ -16,11 +16,49 @@ #define PIN_PULL_DOWN 1 #define PIN_PULL_UP 3 +#define PIN_DRV_LV1 0 +#define PIN_DRV_LV2 2 +#define PIN_DRV_LV3 1 +#define PIN_DRV_LV4 3 + #define PIN_PDN_OUT0 0 #define PIN_PDN_OUT1 1 #define PIN_PDN_INPUT 2 #define PIN_PDN_PREV 3 +#define PIN_IN(_pin, _pull, _drv) \ + _pin { \ + samsung,pins = #_pin; \ + samsung,pin-function = <0>; \ + samsung,pin-pud = ; \ + samsung,pin-drv = ; \ + } + +#define PIN_OUT(_pin, _drv) \ + _pin { \ + samsung,pins = #_pin; \ + samsung,pin-function = <1>; \ + samsung,pin-pud = <0>; \ + samsung,pin-drv = ; \ + } + +#define PIN_OUT_SET(_pin, _val, _drv) \ + _pin { \ + samsung,pins = #_pin; \ + samsung,pin-function = <1>; \ + samsung,pin-pud = <0>; \ + samsung,pin-drv = ; \ + samsung,pin-val = <_val>; \ + } + +#define PIN_CFG(_pin, _sel, _pull, _drv) \ + _pin { \ + samsung,pins = #_pin; \ + samsung,pin-function = <_sel>; \ + samsung,pin-pud = ; \ + samsung,pin-drv = ; \ + } + #define PIN_SLP(_pin, _mode, _pull) \ _pin { \ samsung,pins = #_pin; \ -- cgit v1.2.3