* [PATCH 1/3] ARM: dts: stm32: add USB OTG full support on stm32mp151
2020-02-04 13:26 [PATCH 0/3] USB OTG Dual Role on STM32MP15 Amelie Delaunay
@ 2020-02-04 13:26 ` Amelie Delaunay
2020-02-04 13:26 ` [PATCH 2/3] ARM: dts: stm32: add USB OTG pinctrl to stm32mp15 Amelie Delaunay
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: Amelie Delaunay @ 2020-02-04 13:26 UTC (permalink / raw)
To: Maxime Coquelin, Alexandre Torgue, Rob Herring, Mark Rutland
Cc: devicetree, Amelie Delaunay, linux-stm32, linux-arm-kernel, linux-kernel
Using the st,stm32mp15-hsotg compatible allows to use USB OTG with Dual Role
mode support.
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
---
arch/arm/boot/dts/stm32mp151.dtsi | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi
index fb41d0778b00..53fa6ed82b34 100644
--- a/arch/arm/boot/dts/stm32mp151.dtsi
+++ b/arch/arm/boot/dts/stm32mp151.dtsi
@@ -1044,7 +1044,7 @@
};
usbotg_hs: usb-otg@49000000 {
- compatible = "snps,dwc2";
+ compatible = "st,stm32mp15-hsotg", "snps,dwc2";
reg = <0x49000000 0x10000>;
clocks = <&rcc USBO_K>;
clock-names = "otg";
@@ -1055,6 +1055,7 @@
g-np-tx-fifo-size = <32>;
g-tx-fifo-size = <128 128 64 64 64 64 32 32>;
dr_mode = "otg";
+ usb33d-supply = <&usb33>;
status = "disabled";
};
--
2.17.1
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^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 2/3] ARM: dts: stm32: add USB OTG pinctrl to stm32mp15
2020-02-04 13:26 [PATCH 0/3] USB OTG Dual Role on STM32MP15 Amelie Delaunay
2020-02-04 13:26 ` [PATCH 1/3] ARM: dts: stm32: add USB OTG full support on stm32mp151 Amelie Delaunay
@ 2020-02-04 13:26 ` Amelie Delaunay
2020-02-04 13:26 ` [PATCH 3/3] ARM: dts: stm32: enable USB OTG Dual Role on stm32mp157c-ev1 Amelie Delaunay
2020-02-10 16:44 ` [PATCH 0/3] USB OTG Dual Role on STM32MP15 Alexandre Torgue
3 siblings, 0 replies; 5+ messages in thread
From: Amelie Delaunay @ 2020-02-04 13:26 UTC (permalink / raw)
To: Maxime Coquelin, Alexandre Torgue, Rob Herring, Mark Rutland
Cc: devicetree, Amelie Delaunay, linux-stm32, linux-arm-kernel, linux-kernel
Add pinctrl definition for USB High-Speed OTG ID pin and USB Full-Speed OTG
DP and DM lines that can be used on stm32mp15.
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
---
arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
index 0237d4ddaa92..345dc18d2224 100644
--- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi
@@ -1040,6 +1040,19 @@
bias-disable;
};
};
+
+ usbotg_hs_pins_a: usbotg-hs-0 {
+ pins {
+ pinmux = <STM32_PINMUX('A', 10, ANALOG)>; /* OTG_ID */
+ };
+ };
+
+ usbotg_fs_dp_dm_pins_a: usbotg-fs-dp-dm-0 {
+ pins {
+ pinmux = <STM32_PINMUX('A', 11, ANALOG)>, /* OTG_FS_DM */
+ <STM32_PINMUX('A', 12, ANALOG)>; /* OTG_FS_DP */
+ };
+ };
};
&pinctrl_z {
--
2.17.1
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^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 3/3] ARM: dts: stm32: enable USB OTG Dual Role on stm32mp157c-ev1
2020-02-04 13:26 [PATCH 0/3] USB OTG Dual Role on STM32MP15 Amelie Delaunay
2020-02-04 13:26 ` [PATCH 1/3] ARM: dts: stm32: add USB OTG full support on stm32mp151 Amelie Delaunay
2020-02-04 13:26 ` [PATCH 2/3] ARM: dts: stm32: add USB OTG pinctrl to stm32mp15 Amelie Delaunay
@ 2020-02-04 13:26 ` Amelie Delaunay
2020-02-10 16:44 ` [PATCH 0/3] USB OTG Dual Role on STM32MP15 Alexandre Torgue
3 siblings, 0 replies; 5+ messages in thread
From: Amelie Delaunay @ 2020-02-04 13:26 UTC (permalink / raw)
To: Maxime Coquelin, Alexandre Torgue, Rob Herring, Mark Rutland
Cc: devicetree, Amelie Delaunay, linux-stm32, linux-arm-kernel, linux-kernel
Now that st,stm32mp15-hsotg is used, dual role is supported. ID pin is
managed to detect the current role.
On stm32mp157c-ev1, Host mode requires a vbus-supply property. Charge pump
for vbus is provided by PMIC VBUS_OTG.
Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
---
arch/arm/boot/dts/stm32mp157c-ed1.dts | 4 ++++
arch/arm/boot/dts/stm32mp157c-ev1.dts | 3 ++-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/stm32mp157c-ed1.dts b/arch/arm/boot/dts/stm32mp157c-ed1.dts
index 1fc43251d697..c84f14b17371 100644
--- a/arch/arm/boot/dts/stm32mp157c-ed1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ed1.dts
@@ -355,6 +355,10 @@
status = "okay";
};
+&usbotg_hs {
+ vbus-supply = <&vbus_otg>;
+};
+
&usbphyc_port0 {
phy-supply = <&vdd_usb>;
vdda1v1-supply = <®11>;
diff --git a/arch/arm/boot/dts/stm32mp157c-ev1.dts b/arch/arm/boot/dts/stm32mp157c-ev1.dts
index 228e35e16884..8f1fe0781d9f 100644
--- a/arch/arm/boot/dts/stm32mp157c-ev1.dts
+++ b/arch/arm/boot/dts/stm32mp157c-ev1.dts
@@ -353,7 +353,8 @@
};
&usbotg_hs {
- dr_mode = "peripheral";
+ pinctrl-0 = <&usbotg_hs_pins_a>;
+ pinctrl-names = "default";
phys = <&usbphyc_port1 0>;
phy-names = "usb2-phy";
status = "okay";
--
2.17.1
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^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH 0/3] USB OTG Dual Role on STM32MP15
2020-02-04 13:26 [PATCH 0/3] USB OTG Dual Role on STM32MP15 Amelie Delaunay
` (2 preceding siblings ...)
2020-02-04 13:26 ` [PATCH 3/3] ARM: dts: stm32: enable USB OTG Dual Role on stm32mp157c-ev1 Amelie Delaunay
@ 2020-02-10 16:44 ` Alexandre Torgue
3 siblings, 0 replies; 5+ messages in thread
From: Alexandre Torgue @ 2020-02-10 16:44 UTC (permalink / raw)
To: Amelie Delaunay, Maxime Coquelin, Rob Herring, Mark Rutland
Cc: devicetree, linux-stm32, linux-arm-kernel, linux-kernel
Hi Amélie
On 2/4/20 2:26 PM, Amelie Delaunay wrote:
> This patchset adds support for USB OTG Dual Role on stm32mp15.
> USB OTG HS is configured in Dual Role mode on stm32mp157c-ev1, role detection
> uses ID pin.
>
> Amelie Delaunay (3):
> ARM: dts: stm32: add USB OTG full support on stm32mp151
> ARM: dts: stm32: add USB OTG pinctrl to stm32mp15
> ARM: dts: stm32: enable USB OTG Dual Role on stm32mp157c-ev1
>
> arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 13 +++++++++++++
> arch/arm/boot/dts/stm32mp151.dtsi | 3 ++-
> arch/arm/boot/dts/stm32mp157c-ed1.dts | 4 ++++
> arch/arm/boot/dts/stm32mp157c-ev1.dts | 3 ++-
> 4 files changed, 21 insertions(+), 2 deletions(-)
>
Series applied on stm32-next.
Thanks
Alex
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^ permalink raw reply [flat|nested] 5+ messages in thread