From 8e9c94d7663510cbf31cb1d1a30b73f220ccb171 Mon Sep 17 00:00:00 2001
From: Patrice Chotard <patrice.chotard@st.com>
Date: Fri, 10 Aug 2018 17:12:11 +0200
Subject: [PATCH] ARM: dts: stm32mp1: Add usb gadget support for
stm32mp157c-ev1 board
Add DT nodes to enable DWC2 gadget support
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
---
arch/arm/dts/stm32mp157-pinctrl.dtsi | 6 ++++
arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi | 5 ++++
arch/arm/dts/stm32mp157c-ev1.dts | 8 ++++++
arch/arm/dts/stm32mp157c.dtsi | 36 ++++++++++++++++++++++++
4 files changed, 55 insertions(+)
diff --git a/arch/arm/dts/stm32mp157-pinctrl.dtsi b/arch/arm/dts/stm32mp157-pinctrl.dtsi
index c69c397964..85da592655 100644
--- a/arch/arm/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/dts/stm32mp157-pinctrl.dtsi
@@ -321,6 +321,12 @@
bias-disable;
};
};
+
+ usbotg_hs_pins_a: usbotg_hs-0 {
+ pins {
+ pinmux = <STM32_PINMUX('A', 10, ANALOG)>; /* OTG_ID */
+ };
+ };
};
pinctrl_z: pin-controller-z@54004000 {
diff --git a/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi
index 2f4de3a066..30b173478c 100644
--- a/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157c-ev1-u-boot.dtsi
@@ -25,6 +25,10 @@
regulator-always-on;
};
+&usbotg_hs {
+ g-tx-fifo-size = <576>;
+};
+
/* SPL part **************************************/
&qspi {
u-boot,dm-spl;
@@ -60,3 +64,4 @@
&flash0 {
u-boot,dm-spl;
};
+
diff --git a/arch/arm/dts/stm32mp157c-ev1.dts b/arch/arm/dts/stm32mp157c-ev1.dts
index d6934f74e0..e2128af93f 100644
--- a/arch/arm/dts/stm32mp157c-ev1.dts
+++ b/arch/arm/dts/stm32mp157c-ev1.dts
@@ -96,6 +96,14 @@
};
};
+&usbotg_hs {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usbotg_hs_pins_a>;
+ phys = <&usbphyc_port1 0>;
+ phy-names = "usb2-phy";
+ status = "okay";
+};
+
&usbphyc {
status = "okay";
};
diff --git a/arch/arm/dts/stm32mp157c.dtsi b/arch/arm/dts/stm32mp157c.dtsi
index cdf2946968..33c5981869 100644
--- a/arch/arm/dts/stm32mp157c.dtsi
+++ b/arch/arm/dts/stm32mp157c.dtsi
@@ -106,6 +106,26 @@
};
};
+ pm_domain {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "st,stm32mp157c-pd";
+
+ pd_core_ret: core-ret-power-domain@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ #power-domain-cells = <0>;
+ label = "CORE-RETENTION";
+
+ pd_core: core-power-domain@2 {
+ reg = <2>;
+ #power-domain-cells = <0>;
+ label = "CORE";
+ };
+ };
+ };
+
soc {
compatible = "simple-bus";
#address-cells = <1>;
@@ -654,6 +674,22 @@
status = "disabled";
};
+ usbotg_hs: usb-otg@49000000 {
+ compatible = "st,stm32mp1-hsotg", "snps,dwc2";
+ reg = <0x49000000 0x10000>;
+ clocks = <&rcc USBO_K>;
+ clock-names = "otg";
+ resets = <&rcc USBO_R>;
+ reset-names = "dwc2";
+ interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>;
+ g-rx-fifo-size = <256>;
+ g-np-tx-fifo-size = <32>;
+ g-tx-fifo-size = <128 128 64 64 64 64 32 32>;
+ dr_mode = "otg";
+ power-domains = <&pd_core>;
+ status = "disabled";
+ };
+
rcc: rcc@50000000 {
compatible = "st,stm32mp1-rcc", "syscon";
reg = <0x50000000 0x1000>;
--
2.39.5