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Subject: Re: [PATCH 3/3] arm64: dts: meson: remove Broadcom WiFi/BT nodes from
 Khadas VIM1
To:     Christian Hewitt <christianshewitt@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Kevin Hilman <khilman@baylibre.com>,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
References: <20220113041746.16040-1-christianshewitt@gmail.com>
 <20220113041746.16040-4-christianshewitt@gmail.com>
From:   Neil Armstrong <narmstrong@baylibre.com>
Organization: Baylibre
Message-ID: <2236d8a8-77e7-7dc9-fd32-b3ade335a128@baylibre.com>
Date:   Mon, 17 Jan 2022 15:30:39 +0100
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Hi,

On 13/01/2022 05:17, Christian Hewitt wrote:
> The Broadcom WiFi/BT SDIO nodes are now inherited from the P212 common dtsi
> so we can remove them from the VIM1 board dts.
> 
> Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
> ---
>  .../amlogic/meson-gxl-s905x-khadas-vim.dts    | 19 -------------------
>  1 file changed, 19 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
> index 6ab1cc125b96..108232a5aa2e 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
> @@ -217,25 +217,6 @@
>  	pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
>  };
>  
> -&sd_emmc_a {
> -	max-frequency = <100000000>;

The SDIO freq is marked as 50000000 in the p212 DTSI and was explicitly changes
by Jerome in adc52bf7ef16 ("arm64: dts: meson: fix mmc v2 chips max frequencies")

The change is ok if you change the p212 DTSI to 100000000 aswell.

> -
> -	brcmf: wifi@1 {
> -		reg = <1>;
> -		compatible = "brcm,bcm4329-fmac";
> -	};
> -};
> -
> -&uart_A {
> -	bluetooth {
> -		compatible = "brcm,bcm43438-bt";
> -		shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
> -		max-speed = <2000000>;
> -		clocks = <&wifi32k>;
> -		clock-names = "lpo";
> -	};
> -};
> -
>  /* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */
>  &uart_AO {
>  	status = "okay";
> 

With the change in p212 dtsi:

Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>

Thanks,
Neil