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Commit 5f58badf authored by Hemant Kumar's avatar Hemant Kumar
Browse files

ARM: dts: msm: Add USB device node to kona 



Add the basic device nodes for the primary USB device for kona.
Enable it for RUMI using the emulation-specific PHY, while limiting
the max speed to high-speed.

Change-Id: Ie299b008d1ea917d80c6a606231db8e7a3727aa5
Signed-off-by: default avatarHemant Kumar <hemantk@codeaurora.org>
parent 09b9f72c

arch/arm64/boot/dts/qcom/kona-rumi.dtsi

+33 −0
Original line number Original line Diff line number Diff line
@@ -41,3 +41,36 @@ 
	spm-level = <0>;

	spm-level = <0>;

	status = "ok";

	status = "ok";

};

};



&soc {

	usb_emu_phy: usb_emu_phy@a720000 {

		compatible = "qcom,usb-emu-phy";

		reg = <0x0a720000 0x9500>,

		      <0x0a6f8800 0x100>;

		reg-names = "base", "qscratch_base";



		qcom,emu-init-seq = <0xfff0 0x4

				     0xfff3 0x4

				     0x40 0x4

				     0xfff3 0x4

				     0xfff0 0x4

				     0x100000 0x20

				     0x0 0x20

				     0x1a0 0x20

				     0x100000 0x3c

				     0x0 0x3c

				     0x10060 0x3c

				     0x0 0x4>;

	};



	usb_nop_phy: usb_nop_phy {

		compatible = "usb-nop-xceiv";

	};

};



&usb0 {

	dwc3@a600000 {

		usb-phy = <&usb_emu_phy>, <&usb_nop_phy>;

		maximum-speed = "high-speed";

	};

};

arch/arm64/boot/dts/qcom/kona-usb.dtsi

0 → 100644
+63 −0
Original line number Original line Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * Copyright (c) 2018, The Linux Foundation. All rights reserved.

 */



#include <dt-bindings/clock/qcom,gcc-kona.h>



&soc {

	/* Primary USB port related controller */

	usb0: ssusb@a600000 {

		compatible = "qcom,dwc-usb3-msm";

		reg = <0x0a600000 0x100000>;

		reg-names = "core_base";



		iommus = <&apps_smmu 0x0 0x0>;

		#address-cells = <1>;

		#size-cells = <1>;

		ranges;



		interrupts = <0 494 0>, <0 130 0>, <0 497 0>, <0 495 0>;

		interrupt-names = "dp_hs_phy_irq", "pwr_event_irq",

				"ss_phy_irq", "dm_hs_phy_irq";

		qcom,use-pdc-interrupts;



		USB3_GDSC-supply = <&usb30_prim_gdsc>;

		clocks = <&clock_gcc GCC_USB30_PRIM_MASTER_CLK>,

			<&clock_gcc GCC_CFG_NOC_USB3_PRIM_AXI_CLK>,

			<&clock_gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>,

			<&clock_gcc GCC_USB30_PRIM_MOCK_UTMI_CLK>,

			<&clock_gcc GCC_USB30_PRIM_SLEEP_CLK>,

			/*

			 * GCC_USB3_SEC_CLKREF_EN provides ref_clk for both

			 * USB instances.

			 */

			 <&clock_gcc GCC_USB3_SEC_CLKREF_EN>;

		clock-names = "core_clk", "iface_clk", "bus_aggr_clk",

					"utmi_clk", "sleep_clk", "xo";



		resets = <&clock_gcc GCC_USB30_PRIM_BCR>;

		reset-names = "core_reset";



		qcom,core-clk-rate = <200000000>;

		qcom,core-clk-rate-hs = <66666667>;

		qcom,num-gsi-evt-buffs = <0x3>;

		qcom,dwc-usb3-msm-tx-fifo-size = <27696>;



		dwc3@a600000 {

			compatible = "snps,dwc3";

			reg = <0x0a600000 0xcd00>;

			interrupts = <0 133 0>;

			linux,sysdev_is_parent;

			snps,disable-clk-gating;

			snps,has-lpm-erratum;

			snps,hird-threshold = /bits/ 8 <0x10>;

			snps,ssp-u3-u0-quirk;

			snps,usb3-u1u2-disable;

			usb-core-id = <0>;

			tx-fifo-resize;

			maximum-speed = "super-speed-plus";

			dr_mode = "drd";

		};

	};

};

arch/arm64/boot/dts/qcom/kona.dtsi

+1 −0
Original line number Original line Diff line number Diff line
@@ -1030,3 +1030,4 @@ 
#include "msm-arm-smmu-kona.dtsi"

#include "msm-arm-smmu-kona.dtsi"

#include "kona-pinctrl.dtsi"

#include "kona-pinctrl.dtsi"

#include "kona-smp2p.dtsi"

#include "kona-smp2p.dtsi"

#include "kona-usb.dtsi"