diff mbox series

[4/6] arm64: dts: meson-sm1-odroid-hc4: disable unused USB PHY0

Message ID 20210601090140.261768-5-narmstrong@baylibre.com (mailing list archive)
State Superseded
Headers show
Series arm64: dts: meson-sm1-odroid: various fixes for C4/HC4 | expand

Commit Message

Neil Armstrong June 1, 2021, 9:01 a.m. UTC 
As described in the HC4 schematics, only the USB port B is used,
port A is left unconnected. Thus disable PHY0 and remove it from PHYs list.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Comments

Martin Blumenstingl June 3, 2021, 6:10 p.m. UTC | #1 
On Tue, Jun 1, 2021 at 11:01 AM Neil Armstrong <narmstrong@baylibre.com> wrote:
>
> As described in the HC4 schematics, only the USB port B is used,
> port A is left unconnected. Thus disable PHY0 and remove it from PHYs list.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
index bf15700c4b15..0a34b658f994 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-hc4.dts
@@ -91,6 +91,10 @@  &sd_emmc_c {
 };
 
 &usb {
-	phys = <&usb2_phy0>, <&usb2_phy1>;
-	phy-names = "usb2-phy0", "usb2-phy1";
+	phys = <&usb2_phy1>;
+	phy-names = "usb2-phy1";
+};
+
+&usb2_phy0 {
+	status = "disabled";
 };