On Tue, Jun 11, 2024 at 10:56:41PM +0800, Shengyu Qu wrote:
> Currently, for JH7110 boards with EMMC slot, vqmmc voltage for EMMC is
> fixed to 1.8V, while the spec needs it to be 3.3V on low speed mode and
> should support switching to 1.8V when using higher speed mode. Since
> there are no other peripherals using the same voltage source of EMMC's
> vqmmc(ALDO4) on every board currently supported by mainline kernel,
> regulator-max-microvolt of ALDO4 should be set to 3.3V.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Shengyu Qu <wiagn233@xxxxxxxxxxx>
> Fixes: ac9a37e2d6b6 ("riscv: dts: starfive: introduce a common board dtsi for jh7110 based boards")
I don't think this fixes tag is correct, it just moved in that commit.
It has been there since commit 7dafcfa79cc9 ("riscv: dts: starfive: enable
DCDC1&ALDO4 node in axp15060").
Thanks,
Conor.
> ---
> arch/riscv/boot/dts/starfive/jh7110-common.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> index 37b4c294ffcc..c7a549ec7452 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> @@ -244,7 +244,7 @@ emmc_vdd: aldo4 {
> regulator-boot-on;
> regulator-always-on;
> regulator-min-microvolt = <1800000>;
> - regulator-max-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> regulator-name = "emmc_vdd";
> };
> };
> --
> 2.34.1
>
Attachment:
signature.asc
Description: PGP signature
