[PATCH v2 5/6] arm64: dts: allwinner: a64: Update MBUS node

Chanwoo Choi cw00.choi at samsung.com
Fri Oct 15 01:29:16 PDT 2021


On 10/4/21 10:27 AM, Samuel Holland wrote:
> In order to support memory dynamic frequency scaling (MDFS), the MBUS
> binding now requires enumerating more resources. Provide them in the
> device tree.
> 
> Signed-off-by: Samuel Holland <samuel at sholland.org>
> ---
>  arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> index 6ddb717f2f98..609a59c6c778 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> @@ -1129,8 +1129,14 @@ pwm: pwm at 1c21400 {
>  
>  		mbus: dram-controller at 1c62000 {
>  			compatible = "allwinner,sun50i-a64-mbus";
> -			reg = <0x01c62000 0x1000>;
> -			clocks = <&ccu 112>;
> +			reg = <0x01c62000 0x1000>,
> +			      <0x01c63000 0x1000>;
> +			reg-names = "mbus", "dram";
> +			clocks = <&ccu CLK_MBUS>,
> +				 <&ccu CLK_DRAM>,
> +				 <&ccu CLK_BUS_DRAM>;
> +			clock-names = "mbus", "dram", "bus";
> +			interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
>  			#address-cells = <1>;
>  			#size-cells = <1>;
>  			dma-ranges = <0x00000000 0x40000000 0xc0000000>;
> 

Reviewed-by: Chanwoo Choi <cw00.choi at samsung.com>

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics



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