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[PATCHv2 0/7] Add support for USB OTG on STM32F7

Started byAmelie Delaunay <amelie.delaunay@st.com>
First post2017-08-28 16:30 +0200
Last post2017-09-01 17:40 +0200
Articles 4 — 2 participants

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  [PATCHv2 0/7] Add support for USB OTG on STM32F7 Amelie Delaunay <amelie.delaunay@st.com> - 2017-08-28 16:30 +0200
    [PATCHv2 4/7] ARM: dts: stm32: Enable USB HS on stm32746g-eval Amelie Delaunay <amelie.delaunay@st.com> - 2017-08-28 16:30 +0200
    [PATCHv2 1/7] dt-bindings: usb: Document the STM32F7 DWC2 USB OTG HS core binding Amelie Delaunay <amelie.delaunay@st.com> - 2017-08-28 16:30 +0200
      Re: [PATCHv2 1/7] dt-bindings: usb: Document the STM32F7 DWC2 USB  OTG HS core binding Rob Herring <robh@kernel.org> - 2017-09-01 17:40 +0200

#1721665 — [PATCHv2 0/7] Add support for USB OTG on STM32F7

FromAmelie Delaunay <amelie.delaunay@st.com>
Date2017-08-28 16:30 +0200
Subject[PATCHv2 0/7] Add support for USB OTG on STM32F7
Message-ID<ujtd7-6G2-3@gated-at.bofh.it>
The STM32F7 MCU family embeds two DWC2 USB OTG cores. One core is USB
OTG FS and the other is USB OTG HS. The USB FS core only works with its
internal phy whilst the USB HS core can work in HS with external ULPI phy
or in FS/LS with the on-chip FS phy.

Amelie Delaunay (7):
  dt-bindings: usb: Document the STM32F7 DWC2 USB OTG HS core binding
  usb: dwc2: add support for STM32F7 USB OTG HS
  ARM: dts: stm32: Add USB HS support for STM32F746 MCU
  ARM: dts: stm32: Enable USB HS on stm32746g-eval
  ARM: dts: stm32: Enable USB HS on stm32f746-disco
  ARM: dts: stm32: Add USB FS support for STM32F746 MCU
  ARM: dts: stm32: Enable USB FS on stm32f746-disco

 Documentation/devicetree/bindings/usb/dwc2.txt |  2 +
 arch/arm/boot/dts/stm32746g-eval.dts           | 16 ++++++
 arch/arm/boot/dts/stm32f746-disco.dts          | 30 ++++++++++
 arch/arm/boot/dts/stm32f746.dtsi               | 80 ++++++++++++++++++++++++++
 drivers/usb/dwc2/params.c                      | 11 ++++
 5 files changed, 139 insertions(+)

-- 
2.7.4

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#1721666 — [PATCHv2 4/7] ARM: dts: stm32: Enable USB HS on stm32746g-eval

FromAmelie Delaunay <amelie.delaunay@st.com>
Date2017-08-28 16:30 +0200
Subject[PATCHv2 4/7] ARM: dts: stm32: Enable USB HS on stm32746g-eval
Message-ID<ujtd8-6G2-37@gated-at.bofh.it>
In reply to#1721665
This patch enables USB HS on stm32746g-eval (Host mode).

Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
---
 arch/arm/boot/dts/stm32746g-eval.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/stm32746g-eval.dts b/arch/arm/boot/dts/stm32746g-eval.dts
index 69a9579..03ee797 100644
--- a/arch/arm/boot/dts/stm32746g-eval.dts
+++ b/arch/arm/boot/dts/stm32746g-eval.dts
@@ -83,6 +83,13 @@
 			gpios = <&gpioc 13 0>;
 		};
 	};
+
+	usbotg_hs_phy: usb-phy {
+		#phy-cells = <0>;
+		compatible = "usb-nop-xceiv";
+		clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
+		clock-names = "main_clk";
+	};
 };
 
 &clk_hse {
@@ -102,3 +109,12 @@
 	pinctrl-names = "default";
 	status = "okay";
 };
+
+&usbotg_hs {
+	dr_mode = "host";
+	phys = <&usbotg_hs_phy>;
+	phy-names = "usb2-phy";
+	pinctrl-0 = <&usbotg_hs_pins_a>;
+	pinctrl-names = "default";
+	status = "okay";
+};
-- 
2.7.4

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#1721669 — [PATCHv2 1/7] dt-bindings: usb: Document the STM32F7 DWC2 USB OTG HS core binding

FromAmelie Delaunay <amelie.delaunay@st.com>
Date2017-08-28 16:30 +0200
Subject[PATCHv2 1/7] dt-bindings: usb: Document the STM32F7 DWC2 USB OTG HS core binding
Message-ID<ujtd9-6G2-41@gated-at.bofh.it>
In reply to#1721665
This patch adds binding documentation for DWC2 controller in HS mode found
on STMicroelectronics STM32F7 SoC.

Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
---
 Documentation/devicetree/bindings/usb/dwc2.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/dwc2.txt b/Documentation/devicetree/bindings/usb/dwc2.txt
index fcf199b..46da5f1 100644
--- a/Documentation/devicetree/bindings/usb/dwc2.txt
+++ b/Documentation/devicetree/bindings/usb/dwc2.txt
@@ -19,6 +19,8 @@ Required properties:
   configured in FS mode;
   - "st,stm32f4x9-hsotg": The DWC2 USB HS controller instance in STM32F4x9 SoCs
   configured in HS mode;
+  - "st,stm32f7-hsotg": The DWC2 USB HS controller instance in STM32F7 SoCs
+    configured in HS mode;
 - reg : Should contain 1 register range (address and length)
 - interrupts : Should contain 1 interrupt
 - clocks: clock provider specifier
-- 
2.7.4

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#1725150 — Re: [PATCHv2 1/7] dt-bindings: usb: Document the STM32F7 DWC2 USB OTG HS core binding

FromRob Herring <robh@kernel.org>
Date2017-09-01 17:40 +0200
SubjectRe: [PATCHv2 1/7] dt-bindings: usb: Document the STM32F7 DWC2 USB OTG HS core binding
Message-ID<ukWd4-6Xx-27@gated-at.bofh.it>
In reply to#1721669
On Mon, Aug 28, 2017 at 04:20:12PM +0200, Amelie Delaunay wrote:
> This patch adds binding documentation for DWC2 controller in HS mode found
> on STMicroelectronics STM32F7 SoC.
> 
> Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
> ---
>  Documentation/devicetree/bindings/usb/dwc2.txt | 2 ++
>  1 file changed, 2 insertions(+)

Acked-by: Rob Herring <robh@kernel.org>

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