From: Ravi Gunasekaran <r-gunasekaran@ti.com>
To: <nm@ti.com>, <afd@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>,
<robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>,
<s-vadapalli@ti.com>, <r-gunasekaran@ti.com>
Cc: <linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v9 5/9] arm64: dts: ti: k3-j721s2-common-proc-board: Enable SERDES0
Date: Mon, 20 Feb 2023 16:44:04 +0530 [thread overview]
Message-ID: <20230220111408.9476-6-r-gunasekaran@ti.com> (raw)
In-Reply-To: <20230220111408.9476-1-r-gunasekaran@ti.com>
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 | 22 +++++++++++++++++++
1 file changed, 22 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..c3a397484c70 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 +299,25 @@
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>;
+};
+
+&serdes0 {
+ 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
next prev parent reply other threads:[~2023-02-20 11:15 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-20 11:13 [PATCH v9 0/9] arm64: j721s2: Add support for additional IPs Ravi Gunasekaran
2023-02-20 11:14 ` [PATCH v9 1/9] dt-bindings: mfd: ti,j721e-system-controller: Fix mux node regex Ravi Gunasekaran
2023-02-20 11:14 ` [PATCH v9 2/9] arm64: dts: ti: k3-j721s2-main: Add support for USB Ravi Gunasekaran
2023-02-20 14:45 ` Andrew Davis
2023-02-21 3:50 ` Ravi Gunasekaran
2023-02-20 11:14 ` [PATCH v9 3/9] arm64: dts: ti: k3-j721s2-main: Add SERDES and WIZ device tree node Ravi Gunasekaran
2023-02-20 11:14 ` [PATCH v9 4/9] arm64: dts: ti: k3-j721s2-mcu-wakeup: Add support of OSPI Ravi Gunasekaran
2023-02-20 11:14 ` Ravi Gunasekaran [this message]
2023-02-20 11:14 ` [PATCH v9 6/9] arm64: dts: ti: k3-j721s2-common-proc-board: Add USB support Ravi Gunasekaran
2023-02-20 11:14 ` [PATCH v9 7/9] arm64: dts: ti: k3-j721s2: Add support for OSPI Flashes Ravi Gunasekaran
2023-02-20 11:14 ` [PATCH v9 8/9] arm64: dts: ti: k3-j721s2-main: Add PCIe device tree node Ravi Gunasekaran
2023-02-20 11:14 ` [PATCH v9 9/9] arm64: dts: ti: k3-j721s2-common-proc-board: Enable PCIe Ravi Gunasekaran
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