Some camera modules have the SoC feeding a master clock to the sensor
instead of having a standalone crystal. This clock signal is generated
from the clock control unit and output from the CSI MCLK function of
pin PE1.
Add a pinmux setting for it for camera sensors to reference.
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
Changes for v2:
- new patch
arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index d7ab0006ebce..902b5238f1dd 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -538,6 +538,11 @@
function = "csi0";
};
+ csi_mclk_pin: csi-mclk {
+ pins = "PE1";
+ function = "csi0";
+ };
+
i2c0_pins: i2c0_pins {
pins = "PH0", "PH1";
function = "i2c0";
--
2.18.0.321.gffc6fa0e3
