lkml.org 
[lkml]   [2022]   [Dec]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH v4 2/4] arm64: dts: qcom: sm6125: Add UFS nodes
From

On 16/12/2022 08:24, Konrad Dybcio wrote:
>
> On 15.12.2022 20:04, Lux Aliaga wrote:
>> Adds a UFS host controller node and its corresponding PHY to
>> the sm6125 platform.
>>
>> Signed-off-by: Lux Aliaga <they@mint.lgbt>
>> ---
> Please include a changelog, I don't know what you changed and
> what you didn't. Also, you sent 4 revisions in one day, not
> letting others review it.
>
>
>> arch/arm64/boot/dts/qcom/sm6125.dtsi | 67 ++++++++++++++++++++++++++++
>> 1 file changed, 67 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sm6125.dtsi b/arch/arm64/boot/dts/qcom/sm6125.dtsi
>> index 7e25a4f85594..b64c5bc1452f 100644
>> --- a/arch/arm64/boot/dts/qcom/sm6125.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sm6125.dtsi
>> @@ -508,6 +508,73 @@ sdhc_2: mmc@4784000 {
>> status = "disabled";
>> };
>>
>> + ufs_mem_hc: ufs@4804000 {
>> + compatible = "qcom,sm6125-ufshc", "qcom,ufshc", "jedec,ufs-2.0";
>> + reg = <0x04804000 0x3000>, <0x04810000 0x8000>;
>> + reg-names = "std", "ice";
>> + interrupts = <GIC_SPI 356 IRQ_TYPE_LEVEL_HIGH>;
>> + phys = <&ufs_mem_phy_lanes>;
>> + phy-names = "ufsphy";
>> + lanes-per-direction = <1>;
>> + #reset-cells = <1>;
>> + resets = <&gcc GCC_UFS_PHY_BCR>;
>> + reset-names = "rst";
>> +
>> + clock-names = "core_clk",
>> + "bus_aggr_clk",
>> + "iface_clk",
>> + "core_clk_unipro",
>> + "ref_clk",
>> + "tx_lane0_sync_clk",
>> + "rx_lane0_sync_clk",
>> + "ice_core_clk";
>> + clocks = <&gcc GCC_UFS_PHY_AXI_CLK>,
>> + <&gcc GCC_SYS_NOC_UFS_PHY_AXI_CLK>,
>> + <&gcc GCC_UFS_PHY_AHB_CLK>,
>> + <&gcc GCC_UFS_PHY_UNIPRO_CORE_CLK>,
>> + <&rpmcc RPM_SMD_XO_CLK_SRC>,
>> + <&gcc GCC_UFS_PHY_TX_SYMBOL_0_CLK>,
>> + <&gcc GCC_UFS_PHY_RX_SYMBOL_0_CLK>,
>> + <&gcc GCC_UFS_PHY_ICE_CORE_CLK>;
>> + freq-table-hz = <50000000 240000000>,
>> + <0 0>,
>> + <0 0>,
>> + <37500000 150000000>,
>> + <0 0>,
>> + <0 0>,
>> + <0 0>,
>> + <75000000 300000000>;
>> +
>> + non-removable;
>> + status = "disabled";
>> + };
>> +
>> + ufs_mem_phy: phy@4807000 {
>> + compatible = "qcom,sm6115-qmp-ufs-phy";
> Krzysztof asked you to add a SoC-specific compatible in v1.
>
>
>> + reg = <0x04807000 0x1c4>;
>> +
>> + power-domains = <&gcc UFS_PHY_GDSC>;
>> +
>> + clock-names = "ref", "ref_aux";
>> + clocks = <&gcc GCC_UFS_MEM_CLKREF_CLK>, <&gcc GCC_UFS_PHY_PHY_AUX_CLK>;
>> +
>> + resets = <&ufs_mem_hc 0>;
>> + reset-names = "ufsphy";
>> +
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> + ranges;
>> +
>> + status = "disabled";
>> +
>> + ufs_mem_phy_lanes: lanes@4807400 {
>> + reg = <0x4807400 0x098>,
>> + <0x4807600 0x130>,
>> + <0x4807c00 0x16c>;
>> + #phy-cells = <0>;
>> + };
> I believe this is deprecated. See [1].
>
>
> Konrad
>
> [1] https://lore.kernel.org/linux-arm-msm/20221104092045.17410-1-johan+linaro@kernel.org/T/#m988f3fe3d83b76bac247aea2d9dac34f37728d65
I've looked into the documentation and this is only for the sc8280xp.
This PHY is defined as it is for the msm8996 and derivatives.

--
Lux Aliaga
https://nixgoat.me/

\
 
 \ /
  Last update: 2023-03-26 23:16    [W:2.292 / U:0.008 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site