Re: [PATCH v2] ARM64: dts: meson-axg: add the SPICC controller

From: Neil Armstrong
Date: Fri Dec 15 2017 - 09:49:03 EST


On 15/12/2017 15:42, Yixun Lan wrote:
> From: Sunny Luo <sunny.luo@xxxxxxxxxxx>
>
> Add DT info for the SPICC controller which found in
> the Amlogic's Meson-AXG SoC.
>
> Signed-off-by: Sunny Luo <sunny.luo@xxxxxxxxxxx>
> Signed-off-by: Yixun Lan <yixun.lan@xxxxxxxxxxx>
>
> ---
> Changes int v2 since [1]
> - rebase to Kevin's tree, branch v4.16/dt64
> - this patch depend on clock & pinctrl DT patch
>
> [1]
> http://lists.infradead.org/pipermail/linux-amlogic/2017-November/005495.html
> ---
> arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 93 ++++++++++++++++++++++++++++++
> 1 file changed, 93 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> index d356ce74ad89..d33721005748 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> @@ -7,6 +7,7 @@
> #include <dt-bindings/gpio/gpio.h>
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/clock/axg-clkc.h>
>
> / {
> compatible = "amlogic,meson-axg";
> @@ -120,6 +121,28 @@
> #size-cells = <2>;
> ranges = <0x0 0x0 0x0 0xffd00000 0x0 0x25000>;
>
> + spicc0: spi@13000 {
> + compatible = "amlogic,meson-axg-spicc";
> + reg = <0x0 0x13000 0x0 0x3c>;
> + interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clkc CLKID_SPICC0>;
> + clock-names = "core";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";
> + };
> +

[...]

> +
> + spi1_ss0_x_pins: spi1_ss0_x {
> + mux {
> + groups = "spi1_ss0_x";
> + function = "spi1";
> + };
> + };
> };
> };
>
>

Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>