From: Piyush Mehta Date: Tue, 23 Aug 2022 13:03:31 +0000 (+0200) Subject: arm64: zynqmp: add ref_clk property for REFCLKPER calculation X-Git-Url: http://git.dujemihanovic.xyz/%22http:/www.sics.se/static/%7B%7B%20%24image.RelPermalink%20%7D%7D?a=commitdiff_plain;h=1bff67eda73dbeec00ae6b8fbf6bd3a824578578;p=u-boot.git arm64: zynqmp: add ref_clk property for REFCLKPER calculation 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 Signed-off-by: Michal Simek Link: https://lore.kernel.org/r/417545b948ea12a9301a5e80851f98523be2b443.1661259809.git.michal.simek@amd.com --- diff --git a/arch/arm/dts/zynqmp-clk-ccf.dtsi b/arch/arm/dts/zynqmp-clk-ccf.dtsi index 7b09d75151..b99eb07b00 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 2aaec6cf5a..f4184f79a5 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;