* [PATCH] ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board
@ 2017-09-20 14:40 Emiliano Ingrassia
2017-09-22 7:01 ` Martin Blumenstingl
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Emiliano Ingrassia @ 2017-09-20 14:40 UTC (permalink / raw)
To: linus-amlogic
This patch enables the USB Host controller (USB1) and the relative USB2 PHY
on Odroid-C1/C1+ board.
Signed-off-by: Emiliano Ingrassia <ingrassia@epigenesys.com>
---
arch/arm/boot/dts/meson8b-odroidc1.dts | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
index e50f1a1fdbc7..9ff6ca4e20d0 100644
--- a/arch/arm/boot/dts/meson8b-odroidc1.dts
+++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
@@ -76,3 +76,26 @@
pinctrl-0 = <&uart_ao_a_pins>;
pinctrl-names = "default";
};
+
+&gpio_ao {
+ /*
+ * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
+ * to be turned high in order to be detected by the USB Controller.
+ * This signal should be handled by a USB specific power sequence
+ * in order to reset the Hub when USB bus is powered down.
+ */
+ usb-hub {
+ gpio-hog;
+ gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
+ output-high;
+ line-name = "usb-hub-reset";
+ };
+};
+
+&usb1_phy {
+ status = "okay";
+};
+
+&usb1 {
+ status = "okay";
+};
--
2.14.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board
2017-09-20 14:40 [PATCH] ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board Emiliano Ingrassia
@ 2017-09-22 7:01 ` Martin Blumenstingl
2017-09-28 16:44 ` Linus Lüssing
2017-10-06 22:26 ` [PATCH] " Kevin Hilman
2 siblings, 0 replies; 4+ messages in thread
From: Martin Blumenstingl @ 2017-09-22 7:01 UTC (permalink / raw)
To: linus-amlogic
On Wed, Sep 20, 2017 at 4:40 PM, Emiliano Ingrassia
<ingrassia@epigenesys.com> wrote:
> This patch enables the USB Host controller (USB1) and the relative USB2 PHY
> on Odroid-C1/C1+ board.
>
> Signed-off-by: Emiliano Ingrassia <ingrassia@epigenesys.com>
I don't have any Odroid hardware to play with, but this looks good to me:
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
> ---
> arch/arm/boot/dts/meson8b-odroidc1.dts | 23 +++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
>
> diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
> index e50f1a1fdbc7..9ff6ca4e20d0 100644
> --- a/arch/arm/boot/dts/meson8b-odroidc1.dts
> +++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
> @@ -76,3 +76,26 @@
> pinctrl-0 = <&uart_ao_a_pins>;
> pinctrl-names = "default";
> };
> +
> +&gpio_ao {
> + /*
> + * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
> + * to be turned high in order to be detected by the USB Controller.
> + * This signal should be handled by a USB specific power sequence
> + * in order to reset the Hub when USB bus is powered down.
> + */
> + usb-hub {
> + gpio-hog;
> + gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
> + output-high;
> + line-name = "usb-hub-reset";
> + };
> +};
> +
> +&usb1_phy {
> + status = "okay";
> +};
> +
> +&usb1 {
> + status = "okay";
> +};
> --
> 2.14.1
>
>
> _______________________________________________
> linux-amlogic mailing list
> linux-amlogic at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-amlogic
^ permalink raw reply [flat|nested] 4+ messages in thread
* ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board
2017-09-20 14:40 [PATCH] ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board Emiliano Ingrassia
2017-09-22 7:01 ` Martin Blumenstingl
@ 2017-09-28 16:44 ` Linus Lüssing
2017-10-06 22:26 ` [PATCH] " Kevin Hilman
2 siblings, 0 replies; 4+ messages in thread
From: Linus Lüssing @ 2017-09-28 16:44 UTC (permalink / raw)
To: linus-amlogic
> This patch enables the USB Host controller (USB1) and the relative USB2 PHY
> on Odroid-C1/C1+ board.
>
> Signed-off-by: Emiliano Ingrassia <ingrassia@epigenesys.com>
As the freezes seems to be caused by something else and stress-ng works
fine for me now on an Odroid C1+ (at least with the reserved
memory regions):
Tested-by: Linus L?ssing <linus.luessing@c0d3.blue>
Cheers
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board
2017-09-20 14:40 [PATCH] ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board Emiliano Ingrassia
2017-09-22 7:01 ` Martin Blumenstingl
2017-09-28 16:44 ` Linus Lüssing
@ 2017-10-06 22:26 ` Kevin Hilman
2 siblings, 0 replies; 4+ messages in thread
From: Kevin Hilman @ 2017-10-06 22:26 UTC (permalink / raw)
To: linus-amlogic
Emiliano Ingrassia <ingrassia@epigenesys.com> writes:
> This patch enables the USB Host controller (USB1) and the relative USB2 PHY
> on Odroid-C1/C1+ board.
>
> Signed-off-by: Emiliano Ingrassia <ingrassia@epigenesys.com>
Appled to v4.15/dt,
Thanks,
Kevin
^ permalink raw reply [flat|nested] 4+ messages in thread
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2017-09-20 14:40 [PATCH] ARM: dts: meson: enabling the USB Host controller on Odroid-C1/C1+ board Emiliano Ingrassia
2017-09-22 7:01 ` Martin Blumenstingl
2017-09-28 16:44 ` Linus Lüssing
2017-10-06 22:26 ` [PATCH] " Kevin Hilman
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