From 116de80adad7a4f1eddff7aa13d801b3c3596eab Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Tue, 2 May 2023 15:35:46 +0200 Subject: [PATCH] arm64: zynqmp: Setup clock for DP and DPDMA Clocks are coming from shared HW design where these frequencies should be aligned with PLL setup. Signed-off-by: Michal Simek Link: https://lore.kernel.org/r/807e22371394222f728ff7d6b190a96a12145439.1683034376.git.michal.simek@amd.com --- arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi | 4 ++++ arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso | 2 ++ arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso | 2 ++ 3 files changed, 8 insertions(+) diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi index 681885c9bcbb..581221fdadf1 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi +++ b/arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi @@ -248,10 +248,14 @@ &zynqmp_dpdma { clocks = <&zynqmp_clk DPDMA_REF>; + assigned-clocks = <&zynqmp_clk DPDMA_REF>; /* apll */ }; &zynqmp_dpsub { clocks = <&zynqmp_clk TOPSW_LSBUS>, <&zynqmp_clk DP_AUDIO_REF>, <&zynqmp_clk DP_VIDEO_REF>; + assigned-clocks = <&zynqmp_clk DP_STC_REF>, + <&zynqmp_clk DP_AUDIO_REF>, + <&zynqmp_clk DP_VIDEO_REF>; /* rpll, rpll, vpll */ }; diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso index 85bf276fb52d..42ff4450d8a1 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dtso @@ -98,10 +98,12 @@ status = "disabled"; phy-names = "dp-phy0", "dp-phy1"; phys = <&psgtr 1 PHY_TYPE_DP 0 0>, <&psgtr 0 PHY_TYPE_DP 1 0>; + assigned-clock-rates = <27000000>, <25000000>, <300000000>; }; &zynqmp_dpdma { status = "okay"; + assigned-clock-rates = <600000000>; }; &usb0 { diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso index bf8f2a94be25..ed57b4e44c98 100644 --- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso +++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso @@ -79,10 +79,12 @@ status = "disabled"; phy-names = "dp-phy0", "dp-phy1"; phys = <&psgtr 1 PHY_TYPE_DP 0 0>, <&psgtr 0 PHY_TYPE_DP 1 0>; + assigned-clock-rates = <27000000>, <25000000>, <300000000>; }; &zynqmp_dpdma { status = "okay"; + assigned-clock-rates = <600000000>; }; &usb0 { -- 2.20.1