linux-kernel - [PATCH v3 14/15] arm64: dts: ti: k3-j721e-common-proc-board: Use external clock for SERDES

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Message-ID: <20201224111627.32590-15-kishon@ti.com>
Date:   Thu, 24 Dec 2020 16:46:26 +0530
From:   Kishon Vijay Abraham I <kishon@...com>
To:     Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, Nishanth Menon <nm@...com>,
        Philipp Zabel <p.zabel@...gutronix.de>
CC:     <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH v3 14/15] arm64: dts: ti: k3-j721e-common-proc-board: Use external clock for SERDES

Use external clock for all the SERDES used by PCIe controller. This will
make the same clock used by the local SERDES as well as the clock
provided to the PCIe connector.

Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
---
 .../dts/ti/k3-j721e-common-proc-board.dts     | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
index 86f7ab511ee8..788126daf91c 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
@@ -639,6 +639,51 @@
 	clock-frequency = <100000000>;
 };
 
+&wiz0_pll1_refclk {
+	assigned-clocks = <&wiz0_pll1_refclk>;
+	assigned-clock-parents = <&cmn_refclk1>;
+};
+
+&wiz0_refclk_dig {
+	assigned-clocks = <&wiz0_refclk_dig>;
+	assigned-clock-parents = <&cmn_refclk1>;
+};
+
+&serdes0_pll_cmnlc {
+	assigned-clocks = <&serdes0_pll_cmnlc>;
+	assigned-clock-parents = <&serdes0_refrcv1>;
+};
+
+&wiz1_pll1_refclk {
+	assigned-clocks = <&wiz1_pll1_refclk>;
+	assigned-clock-parents = <&cmn_refclk1>;
+};
+
+&wiz1_refclk_dig {
+	assigned-clocks = <&wiz1_refclk_dig>;
+	assigned-clock-parents = <&cmn_refclk1>;
+};
+
+&serdes1_pll_cmnlc {
+	assigned-clocks = <&serdes1_pll_cmnlc>;
+	assigned-clock-parents = <&serdes1_refrcv1>;
+};
+
+&wiz2_pll1_refclk {
+	assigned-clocks = <&wiz2_pll1_refclk>;
+	assigned-clock-parents = <&cmn_refclk1>;
+};
+
+&wiz2_refclk_dig {
+	assigned-clocks = <&wiz2_refclk_dig>;
+	assigned-clock-parents = <&cmn_refclk1>;
+};
+
+&serdes2_pll_cmnlc {
+	assigned-clocks = <&serdes2_pll_cmnlc>;
+	assigned-clock-parents = <&serdes2_refrcv1>;
+};
+
 &serdes0 {
 	serdes0_pcie_link: link@0 {
 		reg = <0>;
-- 
2.17.1