diff options
| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2015-01-28 16:50:10 +0000 |
|---|---|---|
| committer | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2015-04-07 10:30:25 +0100 |
| commit | f0ae8c07896dbed4738f556aaff21b1e99206ac8 (patch) | |
| tree | 80f5c593e0c00be096f65e3bbf972701b7af782a | |
| parent | bd939da2454e180e53fb11c06c9a076bb004b602 (diff) | |
dts:qs600: add pwrseq support to SDCC4
Add pwrseq support to sdcc4 which would enable a proper reset of WLAN
without ugly hacks in the board support file.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
| -rw-r--r-- | arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts index 6349f247ceba..fc8cdadd2cf6 100644 --- a/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts +++ b/arch/arm/boot/dts/qcom-apq8064-cm-qs600.dts @@ -1,5 +1,6 @@ #include "qcom-apq8064-v2.0.dtsi" #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h> / { model = "CompuLab CM-QS600"; @@ -89,6 +90,29 @@ reset-gpio = <&tlmm_pinmux 27 GPIO_ACTIVE_LOW>; }; + qcom,ssbi@500000 { + pmicintc: pmic@0 { + pm8921_gpio: gpio@150 { + pinctrl-names = "default"; + pinctrl-0 = <&wlan_default_gpios>; + wlan_default_gpios: wlan-gpios { + pios { + pins = "gpio43"; + function = "normal"; + bias-disable; + power-source = <PM8921_GPIO_S4>; + }; + }; + }; + }; + }; + + sdcc4_pwrseq:pwrseq { + compatible = "mmc-pwrseq-simple"; + /* WLAN reset */ + reset-gpios = <&pm8921_gpio 42 GPIO_ACTIVE_LOW>; + }; + amba { /* eMMC */ sdcc1: sdcc@12400000 { @@ -102,6 +126,7 @@ /* WLAN */ sdcc4: sdcc@121c0000 { status = "okay"; + mmc-pwrseq = <&sdcc4_pwrseq>; }; }; }; |