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* [PATCH] arm64: dts: rockchip: change spi-max-frequency for Radxa ROCK 3C
@ 2024-08-05  2:26 FUKAUMI Naoki
  2024-08-09  9:44 ` Kever Yang
  0 siblings, 1 reply; 2+ messages in thread
From: FUKAUMI Naoki @ 2024-08-05  2:26 UTC (permalink / raw)
  To: u-boot
  Cc: sumit.garg, sjg, philipp.tomsich, kever.yang, FUKAUMI Naoki,
	Heiko Stuebner

SPI NOR flash chip may vary, so use safe(lowest) spi-max-frequency.

Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
Link: https://lore.kernel.org/r/20240623023329.1044-3-naoki@radxa.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

[ upstream commit: 06f6dd4d607766a527e37529f2f3f90dd1464293 ]

(cherry picked from commit dd40945a1d0e28ae6eaf9da04f8e2dcebf8233ea)
---
 dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts b/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts
index b242409d378..f2cc086e500 100644
--- a/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts
+++ b/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts
@@ -633,7 +633,7 @@
 	flash@0 {
 		compatible = "jedec,spi-nor";
 		reg = <0x0>;
-		spi-max-frequency = <120000000>;
+		spi-max-frequency = <104000000>;
 		spi-rx-bus-width = <4>;
 		spi-tx-bus-width = <1>;
 	};
-- 
2.43.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] arm64: dts: rockchip: change spi-max-frequency for Radxa ROCK 3C
  2024-08-05  2:26 [PATCH] arm64: dts: rockchip: change spi-max-frequency for Radxa ROCK 3C FUKAUMI Naoki
@ 2024-08-09  9:44 ` Kever Yang
  0 siblings, 0 replies; 2+ messages in thread
From: Kever Yang @ 2024-08-09  9:44 UTC (permalink / raw)
  To: FUKAUMI Naoki, u-boot; +Cc: sumit.garg, sjg, philipp.tomsich, Heiko Stuebner


On 2024/8/5 10:26, FUKAUMI Naoki wrote:
> SPI NOR flash chip may vary, so use safe(lowest) spi-max-frequency.
>
> Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
> Link: https://lore.kernel.org/r/20240623023329.1044-3-naoki@radxa.com
> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
>
> [ upstream commit: 06f6dd4d607766a527e37529f2f3f90dd1464293 ]
>
> (cherry picked from commit dd40945a1d0e28ae6eaf9da04f8e2dcebf8233ea)
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

Thanks,
- Kever
> ---
>   dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts b/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts
> index b242409d378..f2cc086e500 100644
> --- a/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts
> +++ b/dts/upstream/src/arm64/rockchip/rk3566-rock-3c.dts
> @@ -633,7 +633,7 @@
>   	flash@0 {
>   		compatible = "jedec,spi-nor";
>   		reg = <0x0>;
> -		spi-max-frequency = <120000000>;
> +		spi-max-frequency = <104000000>;
>   		spi-rx-bus-width = <4>;
>   		spi-tx-bus-width = <1>;
>   	};

^ permalink raw reply	[flat|nested] 2+ messages in thread

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