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SubjectRe: [PATCH v2 5/6] arm64: dts: allwinner: a64: Update MBUS node
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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@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@1c21400 {
>
> mbus: dram-controller@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@samsung.com>

--
Best Regards,
Chanwoo Choi
Samsung Electronics

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