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SubjectRe: [PATCH] nokia n900: update dts with camera support
On Thursday 10 August 2017 22:49:23 Pavel Machek wrote:
>
> Add camera support to N900 dts. Also add a note about MMC & debugging.
>
> Signed-off-by: Pavel Machek <pavel@ucw.cz>

Looks good,

Acked-by: Pali Rohár <pali.rohar@gmail.com>

>
> diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
> index 49f3708..b1be53d 100644
> --- a/arch/arm/boot/dts/omap3-n900.dts
> +++ b/arch/arm/boot/dts/omap3-n900.dts
> @@ -144,6 +144,15 @@
> io-channel-names = "temp", "bsi", "vbat";
> };
>
> + rear_camera: camera@0 {
> + compatible = "linux,camera";
> +
> + module {
> + model = "TCM8341MD";
> + sensor = <&cam1>;
> + };
> + };
> +
> pwm9: dmtimer-pwm {
> compatible = "ti,omap-dmtimer-pwm";
> #pwm-cells = <3>;
> @@ -164,6 +173,31 @@
> };
> };
>
> +&isp {
> + vdds_csib-supply = <&vaux2>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&camera_pins>;
> +
> + ports {
> + port@1 {
> + reg = <1>;
> +
> + csi_isp: endpoint {
> + remote-endpoint = <&csi_cam1>;
> + bus-type = <3>; /* CCP2 */
> + clock-lanes = <1>;
> + data-lanes = <0>;
> + lane-polarity = <0 0>;
> + clock-inv = <0>;
> + /* Select strobe = <1> for back camera, <0> for front camera */
> + strobe = <1>;
> + crc = <0>;
> + };
> + };
> + };
> +};
> +
> &omap3_pmx_core {
> pinctrl-names = "default";
>
> @@ -328,6 +362,22 @@
> OMAP3_CORE1_IOPAD(0x218e, PIN_OUTPUT | MUX_MODE4) /* gpio 157 => cmt_bsi */
> >;
> };
> +
> + camera_pins: pinmux_camera {
> + pinctrl-single,pins = <
> + OMAP3_CORE1_IOPAD(0x210c, PIN_OUTPUT | MUX_MODE7) /* cam_hs */
> + OMAP3_CORE1_IOPAD(0x210e, PIN_OUTPUT | MUX_MODE7) /* cam_vs */
> + OMAP3_CORE1_IOPAD(0x2110, PIN_OUTPUT | MUX_MODE0) /* cam_xclka */
> + OMAP3_CORE1_IOPAD(0x211e, PIN_OUTPUT | MUX_MODE7) /* cam_d4 */
> + OMAP3_CORE1_IOPAD(0x2122, PIN_INPUT | MUX_MODE0) /* cam_d6 */
> + OMAP3_CORE1_IOPAD(0x2124, PIN_INPUT | MUX_MODE0) /* cam_d7 */
> + OMAP3_CORE1_IOPAD(0x2126, PIN_INPUT | MUX_MODE0) /* cam_d8 */
> + OMAP3_CORE1_IOPAD(0x2128, PIN_INPUT | MUX_MODE0) /* cam_d9 */
> + OMAP3_CORE1_IOPAD(0x212a, PIN_OUTPUT | MUX_MODE7) /* cam_d10 */
> + OMAP3_CORE1_IOPAD(0x212e, PIN_OUTPUT | MUX_MODE7) /* cam_xclkb */
> + OMAP3_CORE1_IOPAD(0x2132, PIN_OUTPUT | MUX_MODE0) /* cam_strobe */
> + >;
> + };
> };
>
> &i2c1 {
> @@ -726,6 +776,40 @@
> st,max-limit-y = <32>;
> st,max-limit-z = <32>;
> };
> +
> + cam1: camera@3e {
> + compatible = "toshiba,et8ek8";
> + reg = <0x3e>;
> +
> + vana-supply = <&vaux4>;
> +
> + clocks = <&isp 0>;
> + clock-names = "extclk";
> + clock-frequency = <9600000>;
> +
> + reset-gpio = <&gpio4 6 GPIO_ACTIVE_HIGH>; /* 102 */
> +
> + port {
> + csi_cam1: endpoint {
> + bus-type = <3>; /* CCP2 */
> + strobe = <1>;
> + clock-inv = <0>;
> + crc = <1>;
> +
> + remote-endpoint = <&csi_isp>;
> + };
> + };
> + };
> +
> + /* D/A converter for auto-focus */
> + ad5820: dac@0c {
> + compatible = "adi,ad5820";
> + reg = <0x0c>;
> +
> + VANA-supply = <&vaux4>;
> +
> + #io-channel-cells = <0>;
> + };
> };
>
> &mmc1 {
> @@ -733,6 +817,9 @@
> pinctrl-0 = <&mmc1_pins>;
> vmmc-supply = <&vmmc1>;
> bus-width = <4>;
> + /* For debugging, it is often good idea to remove this GPIO.
> + It means you can remove back cover (to reboot by removing
> + battery) and still use the MMC card. */
> cd-gpios = <&gpio6 0 GPIO_ACTIVE_HIGH>; /* 160 */
> };
>
>

--
Pali Rohár
pali.rohar@gmail.com

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