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Message-ID: <20230331090028.8373-2-r-gunasekaran@ti.com>
Date: Fri, 31 Mar 2023 14:30:21 +0530
From: Ravi Gunasekaran <r-gunasekaran@...com>
To: <nm@...com>, <afd@...com>, <vigneshr@...com>, <kristo@...nel.org>,
<robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
<s-vadapalli@...com>, <vaishnav.a@...com>, <r-gunasekaran@...com>
CC: <linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v14 1/8] arm64: dts: ti: k3-j721s2-main: Add support for USB
From: Aswath Govindraju <a-govindraju@...com>
Add support for single instance of USB 3.0 controller in J721S2 SoC.
Signed-off-by: Aswath Govindraju <a-govindraju@...com>
Signed-off-by: Matt Ranostay <mranostay@...com>
Signed-off-by: Ravi Gunasekaran <r-gunasekaran@...com>
---
I had reviewed this patch in the v5 series [0].
Since I'm taking over upstreaming this series, I removed the self
Reviewed-by tag.
[0] - https://lore.kernel.org/all/134c28a0-2d49-549c-dc8d-0887d8fd29c3@ti.com/
Changes from v13:
* No changes. Only rebased on top of linux-next
Changes from v12:
* Disabled only nodes that needs additional info
Changes from v11:
* Cleaned up comments
Changes from v10:
* Fixed dtbs warnings by adding "reg" property to the mux-controller nodes.
* Documented the reason for disabling the nodes by default.
* Removed Link tag from commit message
Changes from v9:
* Disabled USB nodes by default in common DT file.
Changes from v8:
* Updated mux-controller node name to fix dtbs warnings.
Changes from v7:
* No change
Changes from v6:
* No change
Changes from v5:
* No change
Changes from v4:
* Removed Cc tags from commit message
Changes from v3:
* No change
Changes from v2:
* No change
Changes from v1:
* Updated mux-controller node name.
arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 45 ++++++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 2dd7865f7654..8d7b64728f88 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -26,6 +26,21 @@
};
};
+ scm_conf: syscon@...000 {
+ compatible = "ti,j721e-system-controller", "syscon", "simple-mfd";
+ reg = <0x00 0x00104000 0x00 0x18000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0x00104000 0x18000>;
+
+ usb_serdes_mux: mux-controller@0 {
+ compatible = "mmio-mux";
+ reg = <0x0 0x4>;
+ #mux-control-cells = <1>;
+ mux-reg-masks = <0x0 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */
+ };
+ };
+
gic500: interrupt-controller@...0000 {
compatible = "arm,gic-v3";
#address-cells = <2>;
@@ -745,6 +760,36 @@
};
};
+ usbss0: cdns-usb@...4000 {
+ compatible = "ti,j721e-usb";
+ reg = <0x00 0x04104000 0x00 0x100>;
+ clocks = <&k3_clks 360 16>, <&k3_clks 360 15>;
+ clock-names = "ref", "lpm";
+ assigned-clocks = <&k3_clks 360 16>; /* USB2_REFCLK */
+ assigned-clock-parents = <&k3_clks 360 17>;
+ power-domains = <&k3_pds 360 TI_SCI_PD_EXCLUSIVE>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ dma-coherent;
+
+ status = "disabled"; /* Needs pinmux */
+
+ usb0: usb@...0000 {
+ compatible = "cdns,usb3";
+ reg = <0x00 0x06000000 0x00 0x10000>,
+ <0x00 0x06010000 0x00 0x10000>,
+ <0x00 0x06020000 0x00 0x10000>;
+ reg-names = "otg", "xhci", "dev";
+ interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "host", "peripheral", "otg";
+ maximum-speed = "super-speed";
+ dr_mode = "otg";
+ };
+ };
+
main_mcan0: can@...1000 {
compatible = "bosch,m_can";
reg = <0x00 0x02701000 0x00 0x200>,
--
2.17.1
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