From 59e1bdd48d059563287a4424f3d6ef9218c49581 Mon Sep 17 00:00:00 2001
From: Michal Simek <michal.simek@xilinx.com>
Date: Wed, 23 Feb 2022 16:17:38 +0100
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 <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/04454c50d0d13e450976942085d763ab5aa38f98.1645629459.git.michal.simek@xilinx.com
---
arch/arm/dts/zynqmp-clk-ccf.dtsi | 4 ++++
arch/arm/dts/zynqmp-sck-kv-g-revA.dts | 2 ++
arch/arm/dts/zynqmp-sck-kv-g-revB.dts | 2 ++
3 files changed, 8 insertions(+)
diff --git a/arch/arm/dts/zynqmp-clk-ccf.dtsi b/arch/arm/dts/zynqmp-clk-ccf.dtsi
index 664e65896d..86b99070c4 100644
--- a/arch/arm/dts/zynqmp-clk-ccf.dtsi
+++ b/arch/arm/dts/zynqmp-clk-ccf.dtsi
@@ -279,10 +279,14 @@
&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/arm/dts/zynqmp-sck-kv-g-revA.dts b/arch/arm/dts/zynqmp-sck-kv-g-revA.dts
index 22602d8c33..34fb592d4f 100644
--- a/arch/arm/dts/zynqmp-sck-kv-g-revA.dts
+++ b/arch/arm/dts/zynqmp-sck-kv-g-revA.dts
@@ -115,10 +115,12 @@
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/arm/dts/zynqmp-sck-kv-g-revB.dts b/arch/arm/dts/zynqmp-sck-kv-g-revB.dts
index 01b14ebcb6..35247b0bbd 100644
--- a/arch/arm/dts/zynqmp-sck-kv-g-revB.dts
+++ b/arch/arm/dts/zynqmp-sck-kv-g-revB.dts
@@ -95,10 +95,12 @@
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 {
--
2.39.5