Re: [PATCH v2 7/8] arm64: dts: qcom: sm8550: Add USB PHYs and controller nodes

From: Krzysztof Kozlowski
Date: Fri Jan 27 2023 - 07:14:12 EST


On 27/01/2023 12:54, Abel Vesa wrote:
> On 23-01-27 12:51:05, Krzysztof Kozlowski wrote:
>> On 26/01/2023 13:46, Abel Vesa wrote:
>>> Add USB host controller and PHY nodes.
>>>
>>> Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxx>
>>> ---
>>>
>>> NOTE: This patch has been already merged. It is here only to provide
>>> context for the rest of the patchset. There is a change with respect to the
>>> clocks, but that will be sent as a separate/individual fix patch.
>>>
>>> arch/arm64/boot/dts/qcom/sm8550.dtsi | 92 +++++++++++++++++++++++++++-
>>> 1 file changed, 91 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
>>> index 4daf1f03d79f..6801454bbe10 100644
>>> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
>>> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
>>> @@ -13,6 +13,7 @@
>>> #include <dt-bindings/mailbox/qcom-ipcc.h>
>>> #include <dt-bindings/power/qcom-rpmpd.h>
>>> #include <dt-bindings/soc/qcom,rpmh-rsc.h>
>>> +#include <dt-bindings/phy/phy-qcom-qmp.h>
>>> #include <dt-bindings/thermal/thermal.h>
>>>
>>> / {
>>> @@ -652,7 +653,7 @@ gcc: clock-controller@100000 {
>>> <&ufs_mem_phy 0>,
>>> <&ufs_mem_phy 1>,
>>> <&ufs_mem_phy 2>,
>>> - <0>;
>>> + <&usb_dp_qmpphy QMP_USB43DP_USB3_PIPE_CLK>;
>>> };
>>>
>>> ipcc: mailbox@408000 {
>>> @@ -1924,6 +1925,95 @@ opp-202000000 {
>>> };
>>> };
>>>
>>> + usb_1_hsphy: phy@88e3000 {
>>> + compatible = "qcom,sm8550-snps-eusb2-phy";
>>> + reg = <0x0 0x088e3000 0x0 0x154>;
>>> + #phy-cells = <0>;
>>> +
>>> + clocks = <&tcsr TCSR_USB2_CLKREF_EN>;
>>> + clock-names = "ref";
>>> +
>>> + resets = <&gcc GCC_QUSB2PHY_PRIM_BCR>;
>>> +
>>> + status = "disabled";
>>> + };
>>> +
>>> + usb_dp_qmpphy: phy@88e8000 {
>>> + compatible = "qcom,sm8550-qmp-usb3-dp-phy";
>>> + reg = <0x0 0x088e8000 0x0 0x3000>;
>>> +
>>> + clocks = <&gcc GCC_USB3_PRIM_PHY_AUX_CLK>,
>>> + <&rpmhcc RPMH_CXO_CLK>,
>>> + <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>,
>>> + <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
>>> + clock-names = "aux", "ref", "com_aux", "usb3_pipe";
>>> +
>>> + power-domains = <&gcc USB3_PHY_GDSC>;
>>> +
>>> + resets = <&gcc GCC_USB3_DP_PHY_PRIM_BCR>,
>>> + <&gcc GCC_USB3_PHY_PRIM_BCR>;
>>> + reset-names = "phy", "common";
>>> +
>>> + #clock-cells = <1>;
>>> + #phy-cells = <1>;
>>> +
>>> + status = "disabled";
>>> + };
>>> +
>>> + usb_1: usb@a6f8800 {
>>> + compatible = "qcom,sm8550-dwc3", "qcom,dwc3";
>>> + reg = <0x0 0x0a6f8800 0x0 0x400>;
>>> + #address-cells = <2>;
>>> + #size-cells = <2>;
>>> + ranges;
>>> +
>>> + clocks = <&gcc GCC_CFG_NOC_USB3_PRIM_AXI_CLK>,
>>> + <&gcc GCC_USB30_PRIM_MASTER_CLK>,
>>> + <&gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>,
>>> + <&gcc GCC_USB30_PRIM_SLEEP_CLK>,
>>> + <&gcc GCC_USB30_PRIM_MOCK_UTMI_CLK>,
>>> + <&rpmhcc TCSR_USB3_CLKREF_EN>;
>>> + clock-names = "cfg_noc",
>>> + "core",
>>> + "iface",
>>> + "sleep",
>>> + "mock_utmi",
>>> + "xo";
>>> +
>>> + assigned-clocks = <&gcc GCC_USB30_PRIM_MOCK_UTMI_CLK>,
>>> + <&gcc GCC_USB30_PRIM_MASTER_CLK>;
>>> + assigned-clock-rates = <19200000>, <200000000>;
>>> +
>>> + interrupts-extended = <&intc GIC_SPI 130 IRQ_TYPE_LEVEL_HIGH>,
>>> + <&pdc 17 IRQ_TYPE_LEVEL_HIGH>,
>>> + <&pdc 15 IRQ_TYPE_EDGE_RISING>,
>>> + <&pdc 14 IRQ_TYPE_EDGE_RISING>;
>>> + interrupt-names = "hs_phy_irq",
>>> + "ss_phy_irq",
>>> + "dm_hs_phy_irq",
>>> + "dp_hs_phy_irq";
>>> +
>>> + power-domains = <&gcc USB30_PRIM_GDSC>;
>>> + required-opps = <&rpmhpd_opp_nom>;
>>
>> This part was merged but it is not correct without [1]. Are we going to
>> revive [1] or should we drop it?
>
> Well, but this one has been merged as well for sc8280xp:
> https://lore.kernel.org/all/20230112135117.3836655-1-quic_bjorande@xxxxxxxxxxx/

Thanks! This was done by Bjorn which means he approves required-opps. :)
I'll send the schema fix (without power domains change).

Best regards,
Krzysztof