[PATCH 3/4] arm64: dts: exynosautov9: add secondary ufs devices

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Tue May 31 06:21:20 PDT 2022


On 31/05/2022 14:19, Chanho Park wrote:
> Add ufs_1_phy and ufs_1 for secondary ufs hci controller and phy
> device.
> 
> Signed-off-by: Chanho Park <chanho61.park at samsung.com>
> ---
>  arch/arm64/boot/dts/exynos/exynosautov9.dtsi | 32 ++++++++++++++++++++
>  1 file changed, 32 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
> index 3e23db8f09d9..c146271af477 100644
> --- a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
> +++ b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
> @@ -380,6 +380,17 @@ ufs_0_phy: ufs0-phy at 17e04000 {
>  			status = "disabled";
>  		};
>  
> +		ufs_1_phy: ufs0-phy at 17f04000 {

Node name: "phy" (or ufs-phy). The previous node also could be corrected.

> +			compatible = "samsung,exynosautov9-ufs-phy";
> +			reg = <0x17f04000 0xc00>;
> +			reg-names = "phy-pma";
> +			samsung,pmu-syscon = <&pmu_system_controller 0x72c>;
> +			#phy-cells = <0>;
> +			clocks = <&xtcxo>;
> +			clock-names = "ref_clk";
> +			status = "disabled";
> +		};
> +
>  		ufs_0: ufs0 at 17e00000 {
>  			compatible ="samsung,exynosautov9-ufs";
>  
> @@ -400,6 +411,27 @@ ufs_0: ufs0 at 17e00000 {
>  			samsung,sysreg = <&syscon_fsys2 0x710>;
>  			status = "disabled";
>  		};
> +
> +		ufs_1: ufs0 at 17f00000 {
> +			compatible ="samsung,exynosautov9-ufs";
> +
> +			reg = <0x17f00000 0x100>,  /* 0: HCI standard */
> +				<0x17f01100 0x410>,  /* 1: Vendor-specific */
> +				<0x17f80000 0x8000>,  /* 2: UNIPRO */
> +				<0x17de0000 0x2200>;  /* 3: UFS protector */

Align these please with first <> entry.

> +			reg-names = "hci", "vs_hci", "unipro", "ufsp";
> +			interrupts = <GIC_SPI 235 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&cmu_fsys2 CLK_GOUT_FSYS2_UFS_EMBD1_ACLK>,
> +				 <&cmu_fsys2 CLK_GOUT_FSYS2_UFS_EMBD1_UNIPRO>;
> +			clock-names = "core_clk", "sclk_unipro_main";
> +			freq-table-hz = <0 0>, <0 0>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&ufs_rst_n_1 &ufs_refclk_out_1>;
> +			phys = <&ufs_1_phy>;
> +			phy-names = "ufs-phy";
> +			samsung,sysreg = <&syscon_fsys2 0x714>;
> +			status = "disabled";
> +		};
>  	};
>  };
>  


Best regards,
Krzysztof



More information about the linux-phy mailing list