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arm64: dts: rockchip: add GRF GPIO controller to rk3328 

Adding a GRF GPIO controller labled "grf_gpio" to rk3328, currently
providing access to the GPIO_MUTE pin, which is manupulated by the
GRF_SOC_CON10 register.

The GPIO_MUTE pin is referred to as <&grf_gpio 0>.

Signed-off-by: Levin Du <djw@t-chip.com.cn>
[dropped default-status disabled]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Levin Du 2018-07-31 13:59:20 +08:00 committed by Heiko Stuebner
parent 49533b8211
commit 692ff61efa
1 changed files with 6 additions and 1 deletions
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7
arch/arm64/boot/dts/rockchip/rk3328.dtsi
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@ -249,6 +249,12 @@ io_domains: io-domains {
status = "disabled";
};
grf_gpio: grf-gpio {
compatible = "rockchip,rk3328-grf-gpio";
gpio-controller;
#gpio-cells = <2>;
};
power: power-controller {
compatible = "rockchip,rk3328-power-controller";
#power-domain-cells = <1>;
@ -274,7 +280,6 @@ reboot-mode {
mode-bootloader = <BOOT_FASTBOOT>;
mode-loader = <BOOT_BL_DOWNLOAD>;
};
};
uart0: serial@ff110000 {