| Message ID | 20241010122957.85164-5-andreas@kemnade.info (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | ARM: dts: omap: omap4-epson-embt2ws: misc gpio definitions | expand |
On 10/10/2024 15:29, Andreas Kemnade wrote: > Define the GPIO expander which controls at least some camera gpios. > > Signed-off-by: Andreas Kemnade <andreas@kemnade.info> Reviewed-by: Roger Quadros <rogerq@kernel.org>
diff --git a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts b/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts index 983a21d95db3..6bc8c0397c29 100644 --- a/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts +++ b/arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts @@ -299,6 +299,19 @@ &i2c2 { clock-frequency = <200000>; + /* is sometimes not available, research needed */ + gpio_head: gpio@20 { + compatible = "ti,tca6408"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + }; + + /* + * camera chip at 0x3c, available if <&gpio_head 1> high + * and <&gpio_head 5> low + */ + /* at head/glasses */ mpu9150h: imu@68 { compatible = "invensense,mpu9150";
Define the GPIO expander which controls at least some camera gpios. Signed-off-by: Andreas Kemnade <andreas@kemnade.info> --- arch/arm/boot/dts/ti/omap/omap4-epson-embt2ws.dts | 13 +++++++++++++ 1 file changed, 13 insertions(+)