Re: [PATCH] arm64: dts: a1: add saradc controller

From: Kevin Hilman
Date: Mon Dec 09 2019 - 17:56:40 EST


Xingyu Chen <xingyu.chen@xxxxxxxxxxx> writes:

> The saradc controller in Meson-A1 is the same as the Meson-G12 series SoCs,
> so we use the same compatible string.
>
> Signed-off-by: Xingyu Chen <xingyu.chen@xxxxxxxxxxx>
>
> ---
> This patch is based on A1 clock patchset at [0].
>
> [0] https://lore.kernel.org/linux-amlogic/20191129144605.182774-1-jian.hu@xxxxxxxxxxx
> ---
> arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
> index 7210ad0..cad1756 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
> @@ -93,6 +93,21 @@
> clock-names = "xtal", "pclk", "baud";
> status = "disabled";
> };
> +
> + saradc: adc@2c00 {
> + compatible = "amlogic,meson-g12a-saradc",
> + "amlogic,meson-saradc";
> + reg = <0x0 0x2c00 0x0 0x48>;

Why 0x48 here? AXG uses 0x38 and you're not adding any more registers
to this driver.

Kevin