Subject: Re: [PATCH 8/8] arm64: dts: rockchip: RockPro64: enable wifi module at sdio0

From: Heiko Stübner <[email-masked]>
Date: Tue, 10 Dec 2019 00:08:37 +0100

Hi Soeren,

Am Montag, 9. Dezember 2019, 23:38:22 CET schrieb Soeren Moch:
> RockPro64 supports an Ampak AP6359SA based wifi/bt combo module.
> The BCM4359/9 wifi controller in this module is connected to sdio0,
> enable this interface.
> 
> Signed-off-by: Soeren Moch <[email-masked]>
> ---
> Not sure where to place exactly the sdio0 node in the dts because
> existing sd nodes are not sorted alphabetically.
> 
> This last patch in this brcmfmac patch series probably should be picked
> up by Heiko independently of the rest of this series. It was sent together
> to show how this brcmfmac extension for 4359-sdio support with RSDB is
> used and tested.

node placement looks good so I can apply it, just a general questions
I only got patch 8/8 are patches 1-7 relevant for this one and what are they?

Thanks
Heiko

> 
> Cc: Heiko Stuebner <[email-masked]>
> Cc: Kalle Valo <[email-masked]>
> Cc: [email-masked]
> Cc: [email-masked]
> Cc: [email-masked]
> Cc: [email-masked]
> Cc: [email-masked]
> Cc: [email-masked]
> Cc: [email-masked]
> ---
>  .../boot/dts/rockchip/rk3399-rockpro64.dts    | 21 ++++++++++++-------
>  1 file changed, 14 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
> index 7f4b2eba31d4..9fa92790d6e0 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
> @@ -71,13 +71,6 @@
>  		clock-names = "ext_clock";
>  		pinctrl-names = "default";
>  		pinctrl-0 = <&wifi_enable_h>;
> -
> -		/*
> -		 * On the module itself this is one of these (depending
> -		 * on the actual card populated):
> -		 * - SDIO_RESET_L_WL_REG_ON
> -		 * - PDN (power down when low)
> -		 */
>  		reset-gpios = <&gpio0 RK_PB2 GPIO_ACTIVE_LOW>;
>  	};
> 
> @@ -650,6 +643,20 @@
>  	status = "okay";
>  };
> 
> +&sdio0 {
> +	bus-width = <4>;
> +	cap-sd-highspeed;
> +	cap-sdio-irq;
> +	disable-wp;
> +	keep-power-in-suspend;
> +	mmc-pwrseq = <&sdio_pwrseq>;
> +	non-removable;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk>;
> +	sd-uhs-sdr104;
> +	status = "okay";
> +};
> +
>  &sdmmc {
>  	bus-width = <4>;
>  	cap-sd-highspeed;
> --
> 2.17.1
>