[v4,4/4] arm64: dts: mt8192: add infracfg_rst node

Suman Anna s-anna at ti.com
Wed Sep 2 19:29:41 EDT 2020


Hi Crystal,

On 8/16/20 10:03 PM, Crystal Guo wrote:
> add infracfg_rst node which is for MT8192 platform
> 
> Signed-off-by: Crystal Guo <crystal.guo at mediatek.com>

I understand you are posting these together for complete reference, but driver
subsystem maintainers typically don't pick dts patches. In anycase, can you
clarify if your registers are self-clearing registers?

regards
Suman

> ---
>  arch/arm64/boot/dts/mediatek/mt8192.dtsi | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> index 931e1ca17220..a0cb9904706b 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> @@ -10,6 +10,7 @@
>  #include <dt-bindings/interrupt-controller/irq.h>
>  #include <dt-bindings/pinctrl/mt8192-pinfunc.h>
>  #include <dt-bindings/power/mt8192-power.h>
> +#include <dt-bindings/reset/ti-syscon.h>
>  
>  / {
>  	compatible = "mediatek,mt8192";
> @@ -219,9 +220,17 @@
>  		};
>  
>  		infracfg: infracfg at 10001000 {
> -			compatible = "mediatek,mt8192-infracfg", "syscon";
> +			compatible = "mediatek,mt8192-infracfg", "syscon", "simple-mfd";
>  			reg = <0 0x10001000 0 0x1000>;
>  			#clock-cells = <1>;
> +
> +			infracfg_rst: reset-controller {
> +				compatible = "mediatek,infra-reset", "ti,syscon-reset";
> +				#reset-cells = <1>;
> +				ti,reset-bits = <
> +					0x140 15 0x144 15 0 0 (ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* 0: pcie */
> +				>;
> +			};
>  		};
>  
>  		pericfg: pericfg at 10003000 {
> 




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