[PATCH] arm64: dts: meson: vim2: enable highspeed on wifi sdio

[PATCH] arm64: dts: meson: vim2: enable highspeed on wifi sdio

[Jerome Brunet]

Enable highspeed mode for vim2 sdio. In theory, the vim2 SDIO bus is
capable of handling SDR50 mode but this needs to thoroughly tested.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
 arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index 18a4b7a6c5df..217f9d6d470e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -307,6 +307,7 @@ &sd_emmc_a {
 	#size-cells = <0>;
 
 	bus-width = <4>;
+	cap-sd-highspeed;
 	max-frequency = <60000000>;
 
 	non-removable;
-- 
2.31.1


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Re: [PATCH] arm64: dts: meson: vim2: enable highspeed on wifi sdio

[Neil Armstrong]

Hi Art,

So you think you can test this patch to see if it breaks SDIO ?

Neil

On 29/04/2021 10:54, Jerome Brunet wrote:
> Enable highspeed mode for vim2 sdio. In theory, the vim2 SDIO bus is
> capable of handling SDR50 mode but this needs to thoroughly tested.
> 
> Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
> ---
>  arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
> index 18a4b7a6c5df..217f9d6d470e 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
> @@ -307,6 +307,7 @@ &sd_emmc_a {
>  	#size-cells = <0>;
>  
>  	bus-width = <4>;
> +	cap-sd-highspeed;
>  	max-frequency = <60000000>;
>  
>  	non-removable;
> 


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