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dts: Add gpio4_d3 into sdio host power on sequence
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For miniarm control run, RF will attach this pin to BT/Wi-Fi module
for correcting the power sequence of BT/Wi-Fi module.

Change-Id: I7515601a01a4fccb6f9e2a9f3ec2d8d5240ef43b
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Kirt Hsieh committed Nov 24, 2016
1 parent bfb02cc commit 3308568
Showing 1 changed file with 5 additions and 2 deletions.
7 changes: 5 additions & 2 deletions arch/arm/boot/dts/rk3288-miniarm.dts
Original file line number Diff line number Diff line change
Expand Up @@ -104,15 +104,15 @@
clocks = <&rk808 RK808_CLKOUT1>;
clock-names = "ext_clock";
pinctrl-names = "default";
pinctrl-0 = <&wifi_enable_h>;
pinctrl-0 = <&chip_enable_h>, <&wifi_enable_h>;

/*
* On the module itself this is one of these (depending
* on the actual card populated):
* - SDIO_RESET_L_WL_REG_ON
* - PDN (power down when low)
*/
reset-gpios = <&gpio4 28 GPIO_ACTIVE_LOW>;
reset-gpios = <&gpio4 28 GPIO_ACTIVE_LOW>, <&gpio4 27 GPIO_ACTIVE_LOW>;
};

gpio-keys {
Expand Down Expand Up @@ -670,6 +670,9 @@
wifi_enable_h: wifi-enable-h {
rockchip,pins = <4 28 RK_FUNC_GPIO &pcfg_pull_none>;
};
chip_enable_h: chip-enable-h {
rockchip,pins = <4 27 RK_FUNC_GPIO &pcfg_pull_none>;
};
};

sdmmc {
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