[PATCH v6 06/10] ARM: dts: aspeed: system1: Reduce sgpio speed

Ninad Palsule posted 10 patches 1 year ago
There is a newer version of this series
[PATCH v6 06/10] ARM: dts: aspeed: system1: Reduce sgpio speed
Posted by Ninad Palsule 1 year ago
Reduce sgpio speed to improve stability with the current PCB layout.

Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
---
 arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 973169679c8d..ca55a4fb6dff 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
@@ -401,7 +401,7 @@ &emmc {
 &sgpiom0 {
 	status = "okay";
 	ngpios = <128>;
-	bus-frequency = <1000000>;
+	bus-frequency = <500000>;
 };
 
 &ibt {
-- 
2.43.0
Re: [PATCH v6 06/10] ARM: dts: aspeed: system1: Reduce sgpio speed
Posted by Eddie James 1 year ago
On 1/16/25 14:35, Ninad Palsule wrote:
> Reduce sgpio speed to improve stability with the current PCB layout.


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


>
> Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
> ---
>   arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> 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 973169679c8d..ca55a4fb6dff 100644
> --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> @@ -401,7 +401,7 @@ &emmc {
>   &sgpiom0 {
>   	status = "okay";
>   	ngpios = <128>;
> -	bus-frequency = <1000000>;
> +	bus-frequency = <500000>;
>   };
>   
>   &ibt {