ARM: dts: rmobile: r8a77990: Add USB2.0(EHCI) DT nodes on Ebisu

Add device tree nodes for USB2.0(EHCI) on R-Car E3 Ebisu board.

Signed-off-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>

diff --git a/arch/arm/dts/r8a77990-ebisu.dts b/arch/arm/dts/r8a77990-ebisu.dts
index 8b0d24bd29237f671b13fb303a3e43d06a70247e..5e3c195d4cfae38307555af3910f864192f9934a 100644 (file)
--- a/arch/arm/dts/r8a77990-ebisu.dts
+++ b/arch/arm/dts/r8a77990-ebisu.dts
@@ -65,6 +65,10 @@
        };
 };
 
+&ehci0 {
+       status = "okay";
+};
+
 &extal_clk {
        clock-frequency = <48000000>;
 };
@@ -101,6 +105,18 @@
                function = "sdhi3";
                power-source = <1800>;
        };
+
+       usb0_pins: usb0 {
+               groups = "usb0";
+               function = "usb0";
+       };
+};
+
+&usb2_phy0 {
+       pinctrl-0 = <&usb0_pins>;
+       pinctrl-name = "default";
+
+       status = "okay";
 };
 
 &sdhi0 {

diff --git a/arch/arm/dts/r8a77990.dtsi b/arch/arm/dts/r8a77990.dtsi
index 6d2d5e106890c67019e02b11331f62d8d189fc79..ad20ea14cda4fd428f58080ab167f0c08ba3d3a0 100644 (file)
--- a/arch/arm/dts/r8a77990.dtsi
+++ b/arch/arm/dts/r8a77990.dtsi
@@ -7,6 +7,7 @@
 
 #include <dt-bindings/clock/renesas-cpg-mssr.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/power/r8a77990-sysc.h>
 
 / {
        compatible = "renesas,r8a77990";
@@ -165,6 +166,43 @@
                        resets = <&cpg 906>;
                };
 
+               ohci0: usb@ee080000 {
+                       compatible = "generic-ohci";
+                       reg = <0 0xee080000 0 0x100>;
+                       interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 703>;
+                       phys = <&usb2_phy0>;
+                       phy-names = "usb";
+                       power-domains = <&sysc R8A77990_PD_ALWAYS_ON>;
+                       resets = <&cpg 703>;
+                       status = "disabled";
+               };
+
+               ehci0: usb@ee080100 {
+                       compatible = "generic-ehci";
+                       reg = <0 0xee080100 0 0x100>;
+                       interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 703>;
+                       phys = <&usb2_phy0>;
+                       phy-names = "usb";
+                       companion = <&ohci0>;
+                       power-domains = <&sysc R8A77990_PD_ALWAYS_ON>;
+                       resets = <&cpg 703>;
+                       status = "disabled";
+               };
+
+               usb2_phy0: usb-phy@ee080200 {
+                       compatible = "renesas,usb2-phy-r8a7790",
+                                    "renesas,rcar-gen3-usb2-phy";
+                       reg = <0 0xee080200 0 0x700>;
+                       interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 703>;
+                       power-domains = <&sysc R8A77990_PD_ALWAYS_ON>;
+                       resets = <&cpg 703>;
+                       #phy-cells = <0>;
+                       status = "disabled";
+               };
+
                pfc: pin-controller@e6060000 {
                        compatible = "renesas,pfc-r8a77990";
                        reg = <0 0xe6060000 0 0x508>;

diff --git a/include/dt-bindings/power/r8a77990-sysc.h b/include/dt-bindings/power/r8a77990-sysc.h
new file mode 100644 (file)
index 0000000..1409c73
--- /dev/null
+++ b/include/dt-bindings/power/r8a77990-sysc.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2018 Renesas Electronics Corp.
+ */
+#ifndef __DT_BINDINGS_POWER_R8A77990_SYSC_H__
+#define __DT_BINDINGS_POWER_R8A77990_SYSC_H__
+
+/*
+ * These power domain indices match the numbers of the interrupt bits
+ * representing the power areas in the various Interrupt Registers
+ * (e.g. SYSCISR, Interrupt Status Register)
+ */
+
+#define R8A77990_PD_CA53_CPU0           5
+#define R8A77990_PD_CA53_SCU           21
+
+/* Always-on power area */
+#define R8A77990_PD_ALWAYS_ON          32
+
+#endif /* __DT_BINDINGS_POWER_R8A77990_SYSC_H__ */