[PATCH v6 09/10] ARM: dts: aspeed: system1: Mark GPIO line high/low

Eddie James eajames at linux.ibm.com
Thu Jan 23 03:08:28 AEDT 2025


On 1/16/25 14:35, Ninad Palsule wrote:
> - Mark following GPIO lines as input high:
>    - GPIOL4 (reset PCH registers)
>    - GPIOL5 (reset portition of intel ME)
> - Mark isolate errors from cpu1 gpio (GPIOO6) as active low output.
> - The fan controller reset line should be active high.


Reviewed-by: Eddie James <eajames at linux.ibm.com>


>
> Signed-off-by: Ninad Palsule <ninad at linux.ibm.com>
> ---
>   .../dts/aspeed/aspeed-bmc-ibm-system1.dts     | 28 +++++++++++++++++++
>   1 file changed, 28 insertions(+)
>
> diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> index 089a8315753a..9abbad07c751 100644
> --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> @@ -383,6 +383,34 @@ &gpio0 {
>   	/*X0-X7*/	"fpga-pgood","power-chassis-good","pch-pgood","","","","","",
>   	/*Y0-Y7*/	"","","","","","","","",
>   	/*Z0-Z7*/	"","","","","","","","";
> +
> +	pin-gpio-hog-0 {
> +		gpio-hog;
> +		gpios = <ASPEED_GPIO(L, 4) GPIO_ACTIVE_HIGH>;
> +		input;
> +		line-name = "RST_RTCRST_N";
> +	};
> +
> +	pin-gpio-hog-1 {
> +		gpio-hog;
> +		gpios = <ASPEED_GPIO(L, 5) GPIO_ACTIVE_HIGH>;
> +		input;
> +		line-name = "RST_SRTCRST_N";
> +	};
> +
> +	pin-gpio-hog-2 {
> +		gpio-hog;
> +		gpios = <ASPEED_GPIO(L, 6) GPIO_ACTIVE_HIGH>;
> +		output-high;
> +		line-name = "BMC_FAN_E3_SVC_PEX_INT_N";
> +	};
> +
> +	pin-gpio-hog-3 {
> +		gpio-hog;
> +		gpios = <ASPEED_GPIO(O, 6) GPIO_ACTIVE_LOW>;
> +		output-low;
> +		line-name = "isolate_errs_cpu1";
> +	};
>   };
>   
>   &emmc_controller {


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