Thread (1 message) 1 message, 1 author, 2016-02-09

Re: [PATCH v2] ARM: dts: sun7i: Enable USB DRC on Olimex A20 EVB

From: Hans de Goede <hidden>
Date: 2016-02-09 09:51:03
Also in: linux-arm-kernel

Hi,

On 09-02-16 10:33, codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org wrote:
From: Marcus Cooper <redacted>

Enable the otg/drc usb controller on the Olimex A20 EVB.

Signed-off-by: Marcus Cooper <redacted>
---
Changes since v1:
- Added vbus0 regulator and vbus0 detection to dts
Thanks patch looks good to me:

Reviewed-by: Hans de Goede <redacted>

Regards,

Hans


 >


quoted hunk
---
  arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts | 32 ++++++++++++++++++++++++++
  1 file changed, 32 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts b/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
index c3c626b..23aacce 100644
--- a/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
+++ b/arch/arm/boot/dts/sun7i-a20-olimex-som-evb.dts
@@ -198,6 +198,10 @@
  	status = "okay";
  };

+&otg_sram {
+	status = "okay";
+};
+
  &pio {
  	ahci_pwr_pin_olimex_som_evb: ahci_pwr_pin@1 {
  		allwinner,pins = "PC3";
@@ -219,6 +223,20 @@
  		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
  	};
+
+	usb0_id_detect_pin: usb0_id_detect_pin@0 {
+		allwinner,pins = "PH4";
+		allwinner,function = "gpio_in";
+		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+	};
+
+	usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
+		allwinner,pins = "PH5";
+		allwinner,function = "gpio_in";
+		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+	};
  };

  &reg_ahci_5v {
@@ -254,6 +272,10 @@
  	regulator-name = "avcc";
  };

+&reg_usb0_vbus {
+	status = "okay";
+};
+
  &reg_usb1_vbus {
  	status = "okay";
  };
@@ -268,7 +290,17 @@
  	status = "okay";
  };

+&usb_otg {
+	dr_mode = "otg";
+	status = "okay";
+};
+
  &usbphy {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
+	usb0_id_det-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH04 */
+	usb0_vbus_det-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH05 */
+	usb0_vbus-supply = <&reg_usb0_vbus>;
  	usb1_vbus-supply = <&reg_usb1_vbus>;
  	usb2_vbus-supply = <&reg_usb2_vbus>;
  	status = "okay";
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