út 23. 8. 2022 v 15:03 odesílatel Michal Simek michal.simek@amd.com napsal:

From: Piyush Mehta piyush.mehta@amd.com

Added ref_clk 'ref' property for GUCTL_REFCLKPER and GFLADJ_REFCLK_FLADJ calculation. This property configure correct value for SOF/ITP counter and period of ref_clk. This patch adds 'ref' property for both dwc3_0 and dwc3_1 cores.

Signed-off-by: Piyush Mehta piyush.mehta@amd.com Signed-off-by: Michal Simek michal.simek@amd.com

---

arch/arm/dts/zynqmp-clk-ccf.dtsi | 8 ++++++++ arch/arm/dts/zynqmp.dtsi | 2 ++ 2 files changed, 10 insertions(+)

diff --git a/arch/arm/dts/zynqmp-clk-ccf.dtsi b/arch/arm/dts/zynqmp-clk-ccf.dtsi index 7b09d7515186..b99eb07b00a0 100644 --- a/arch/arm/dts/zynqmp-clk-ccf.dtsi +++ b/arch/arm/dts/zynqmp-clk-ccf.dtsi @@ -260,11 +260,19 @@ assigned-clocks = <&zynqmp_clk USB0_BUS_REF>, <&zynqmp_clk USB3_DUAL_REF>; };

+&dwc3_0 {

•   clocks = <&zynqmp_clk USB3_DUAL_REF>;
  

+};

&usb1 { clocks = <&zynqmp_clk USB1_BUS_REF>, <&zynqmp_clk USB3_DUAL_REF>; assigned-clocks = <&zynqmp_clk USB1_BUS_REF>, <&zynqmp_clk USB3_DUAL_REF>; };

+&dwc3_1 {

•   clocks = <&zynqmp_clk USB3_DUAL_REF>;
  

+};

&watchdog0 { clocks = <&zynqmp_clk WDT>; }; diff --git a/arch/arm/dts/zynqmp.dtsi b/arch/arm/dts/zynqmp.dtsi index 2aaec6cf5a15..f4184f79a577 100644 --- a/arch/arm/dts/zynqmp.dtsi +++ b/arch/arm/dts/zynqmp.dtsi @@ -869,6 +869,7 @@ iommus = <&smmu 0x860>; snps,quirk-frame-length-adjustment = <0x20>; snps,refclk_fladj;

•                           clock-names = "ref";
                            snps,enable_guctl1_resume_quirk;
                            snps,enable_guctl1_ipd_quirk;
                            snps,xhci-stream-quirk;
  

@@ -900,6 +901,7 @@ iommus = <&smmu 0x861>; snps,quirk-frame-length-adjustment = <0x20>; snps,refclk_fladj;

•                           clock-names = "ref";
                            snps,enable_guctl1_resume_quirk;
                            snps,enable_guctl1_ipd_quirk;
                            snps,xhci-stream-quirk;
  

-- 2.36.1

Applied. M