Add usb otg support for a64-olinuxino board,
- USB0-ID connected with PH9
- USB0-VBUSDET connected with PH6
- USB-DRVVBUS controlled by N_VBUSEN pin from PMIC
Signed-off-by: Jagan Teki <[email protected]>
---
.../boot/dts/allwinner/sun50i-a64-olinuxino.dts | 26 ++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
index 338e7861..f9bc6c3 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
@@ -59,6 +59,10 @@
};
};
+&ehci0 {
+ status = "okay";
+};
+
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
@@ -70,6 +74,10 @@
status = "okay";
};
+&ohci0 {
+ status = "okay";
+};
+
&r_rsb {
status = "okay";
@@ -78,6 +86,7 @@
reg = <0x3a3>;
interrupt-parent = <&r_intc>;
interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
+ x-powers,drive-vbus-en; /* set N_VBUSEN as output pin */
};
};
@@ -192,8 +201,25 @@
regulator-name = "vcc-rtc";
};
+®_drivevbus {
+ regulator-name = "usb0-vbus";
+ status = "okay";
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};
+
+&usb_otg {
+ dr_mode = "otg";
+ status = "okay";
+};
+
+&usbphy {
+ usb0_id_det-gpios = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
+ usb0_vbus_det-gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
+ usb0_vbus-supply = <®_drivevbus>;
+ status = "okay";
+};
--
2.7.4
Hi,
On Tue, Dec 12, 2017 at 11:26:09AM +0530, Jagan Teki wrote:
> Add usb otg support for a64-olinuxino board,
> - USB0-ID connected with PH9
> - USB0-VBUSDET connected with PH6
> - USB-DRVVBUS controlled by N_VBUSEN pin from PMIC
>
> Signed-off-by: Jagan Teki <[email protected]>
How was this tested? Did you test the OTG part, or only the peripheral
part?
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
On Tue, Dec 12, 2017 at 1:43 PM, Maxime Ripard
<[email protected]> wrote:
> Hi,
>
> On Tue, Dec 12, 2017 at 11:26:09AM +0530, Jagan Teki wrote:
>> Add usb otg support for a64-olinuxino board,
>> - USB0-ID connected with PH9
>> - USB0-VBUSDET connected with PH6
>> - USB-DRVVBUS controlled by N_VBUSEN pin from PMIC
>>
>> Signed-off-by: Jagan Teki <[email protected]>
>
> How was this tested? Did you test the OTG part, or only the peripheral
> part?
Yes peripheral.
On Tue, Dec 12, 2017 at 02:57:01PM +0530, Jagan Teki wrote:
> On Tue, Dec 12, 2017 at 1:43 PM, Maxime Ripard
> <[email protected]> wrote:
> > Hi,
> >
> > On Tue, Dec 12, 2017 at 11:26:09AM +0530, Jagan Teki wrote:
> >> Add usb otg support for a64-olinuxino board,
> >> - USB0-ID connected with PH9
> >> - USB0-VBUSDET connected with PH6
> >> - USB-DRVVBUS controlled by N_VBUSEN pin from PMIC
> >>
> >> Signed-off-by: Jagan Teki <[email protected]>
> >
> > How was this tested? Did you test the OTG part, or only the peripheral
> > part?
>
> Yes peripheral.
Please test the switching between host and peripheral then, and the
same comment applies to your bananapi-m64.
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
Hi Jagan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on robh/for-next]
[also build test ERROR on v4.15-rc3]
[cannot apply to next-20171214]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Jagan-Teki/arm64-allwinner-a64-a64-olinuxino-add-usb-otg/20171215-084728
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=arm64
All errors (new ones prefixed by >>):
>> Error: arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts:204.1-15 Label or path reg_drivevbus not found
>> FATAL ERROR: Syntax error parsing input tree
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation