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Subject[PATCH v10 5/9] arm64: dts: ti: k3-j721s2-common-proc-board: Enable SERDES0
Date
From: Aswath Govindraju <a-govindraju@ti.com>

Configure first lane to PCIe, the second lane to USB and the last two lanes
to eDP. Also, add sub-nodes to SERDES0 DT node to represent SERDES0 is
connected to PCIe.

Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
Signed-off-by: Matt Ranostay <mranostay@ti.com>
Link: https://lore.kernel.org/r/20221122101616.770050-5-mranostay@ti.com
Signed-off-by: Ravi Gunasekaran <r-gunasekaran@ti.com>
---
I had reviewed this patch in the v5 series [1].
Since I'm taking over upstreaming this series, I removed the self
Reviewed-by tag.

Links:
[1] - https://lore.kernel.org/all/71ce4ecd-2a50-c69d-28be-f1a8d769970e@ti.com/

.../dts/ti/k3-j721s2-common-proc-board.dts | 27 +++++++++++++++++++
1 file changed, 27 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
index a7aa6cf08acd..907f34ff22a5 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
@@ -9,6 +9,9 @@

#include "k3-j721s2-som-p0.dtsi"
#include <dt-bindings/net/ti-dp83867.h>
+#include <dt-bindings/phy/phy-cadence.h>
+#include <dt-bindings/phy/phy.h>
+#include <dt-bindings/mux/ti-serdes.h>

/ {
compatible = "ti,j721s2-evm", "ti,j721s2";
@@ -296,6 +299,30 @@
phy-handle = <&phy0>;
};

+&serdes_ln_ctrl {
+ idle-states = <J721S2_SERDES0_LANE0_PCIE1_LANE0>, <J721S2_SERDES0_LANE1_USB>,
+ <J721S2_SERDES0_LANE2_EDP_LANE2>, <J721S2_SERDES0_LANE3_EDP_LANE3>;
+};
+
+&serdes_refclk {
+ clock-frequency = <100000000>;
+};
+
+&serdes_wiz0 {
+ status = "okay";
+};
+
+&serdes0 {
+ status = "okay";
+ serdes0_pcie_link: phy@0 {
+ reg = <0>;
+ cdns,num-lanes = <1>;
+ #phy-cells = <0>;
+ cdns,phy-type = <PHY_TYPE_PCIE>;
+ resets = <&serdes_wiz0 1>;
+ };
+};
+
&mcu_mcan0 {
status = "okay";
pinctrl-names = "default";
--
2.17.1
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