On Wed, 2018-05-02 at 17:21 +0800, [email protected] wrote:
> From: Argus Lin <[email protected]>
>
> mt6797 is a highly integrated SoCs, and it uses
> mt6351 as Power Management IC.
> We need to add pwrap device to communicate with
> mt6351 by SPI.
> The base address of pwrap is 0x1000d000, and IRQ
> number is 178. It also using fixed 26Mhz clock
> as SPI CLK.
>
> Signed-off-by: Argus Lin <[email protected]>
> ---
> arch/arm64/boot/dts/mediatek/mt6797.dtsi | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt6797.dtsi b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
> index 4beaa71107d7..485546efc9bf 100644
> --- a/arch/arm64/boot/dts/mediatek/mt6797.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
> @@ -161,6 +161,20 @@
> <0 0x10220690 0 0x10>;
> };
>
> + pwrap: pwrap@1000d000 {
> + compatible = "mediatek,mt6797-pwrap";
> + reg = <0 0x1000d000 0 0x1000>;
> + reg-names = "pwrap";
> + interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clk26m>, <&clk26m>;
> + clock-names = "spi", "wrap";
> +
> + pmic: mt6351 {
> + compatible = "mediatek,mt6351";
> + interrupt-controller;
the child node can't be added until MT6351 support is added to
dt-binding
> + };
> + };
> +
> uart0: serial@11002000 {
> compatible = "mediatek,mt6797-uart",
> "mediatek,mt6577-uart";