Re: [PATCH] ARM: OMAP2+: LogicPD Torpedo: Add MT9P031 Support

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Gentle nudge.  I haven't seen this or any of my other patches make it
into linux-next yet.  I was hoping we could get them all in, so I can
start testing some other features of linux-next with some of these
patches.

Thanks,

adam

On Fri, Jan 8, 2016 at 11:50 PM, Adam Ford <aford173@xxxxxxxxx> wrote:
> The Logic PD Torpedo standard kits come with a SOM populated to us an
> 8-bit parallel camera interface.  This patch pin muxes the omap3-isp
> pins, sets the MT9P031 clicks, and configures the i2c2 bus to communicate
> with the mt9p031 on address 0x48.
>
> I have not done a lot of testing, but when modprobing
> mt9p031, then omap3-isp, the board responds with
> MT9P031 detected at address 0x48.
>
> Signed-off-by: Adam Ford <aford173@xxxxxxxxx>
> ---
>  arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts | 53 +++++++++++++++++++++++
>  1 file changed, 53 insertions(+)
>
> diff --git a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts
> index fb13f18..60831b8 100644
> --- a/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts
> +++ b/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts
> @@ -217,6 +217,24 @@
>                 >;
>         };
>
> +       isp_pins: pinmux_isp_pins {
> +               pinctrl-single,pins = <
> +                       OMAP3_CORE1_IOPAD(0x210c, PIN_INPUT | MUX_MODE0)   /* cam_hs.cam_hs */
> +                       OMAP3_CORE1_IOPAD(0x210e, PIN_INPUT | MUX_MODE0)   /* cam_vs.cam_vs */
> +                       OMAP3_CORE1_IOPAD(0x2110, PIN_INPUT | MUX_MODE0)   /* cam_xclka.cam_xclka */
> +                       OMAP3_CORE1_IOPAD(0x2112, PIN_INPUT | MUX_MODE0)   /* cam_pclk.cam_pclk */
> +
> +                       OMAP3_CORE1_IOPAD(0x2114, PIN_INPUT | MUX_MODE0)   /* cam_d0.cam_d0 */
> +                       OMAP3_CORE1_IOPAD(0x2116, PIN_INPUT | MUX_MODE0)   /* cam_d1.cam_d1 */
> +                       OMAP3_CORE1_IOPAD(0x2118, PIN_INPUT | MUX_MODE0)   /* cam_d2.cam_d2 */
> +                       OMAP3_CORE1_IOPAD(0x211c, PIN_INPUT | MUX_MODE0)   /* cam_d3.cam_d3 */
> +                       OMAP3_CORE1_IOPAD(0x211e, PIN_INPUT | MUX_MODE0)   /* cam_d4.cam_d4 */
> +                       OMAP3_CORE1_IOPAD(0x2120, PIN_INPUT | MUX_MODE0)   /* cam_d5.cam_d5 */
> +                       OMAP3_CORE1_IOPAD(0x2122, PIN_INPUT | MUX_MODE0)   /* cam_d6.cam_d6 */
> +                       OMAP3_CORE1_IOPAD(0x2124, PIN_INPUT | MUX_MODE0)   /* cam_d7.cam_d7 */
> +               >;
> +       };
> +
>         dss_dpi_pins1: pinmux_dss_dpi_pins1 {
>                 pinctrl-single,pins = <
>                         OMAP3_CORE1_IOPAD(0x20d4, PIN_OUTPUT | MUX_MODE0)   /* dss_pclk.dss_pclk */
> @@ -268,6 +286,24 @@
>         };
>  };
>
> +&i2c2 {
> +       mt9p031@48 {
> +               compatible = "aptina,mt9p031";
> +               reg = <0x48>;
> +               clocks = <&isp 0>;
> +               vaa-supply = <&vaux4>;
> +               vdd-supply = <&vaux4>;
> +               vdd_io-supply = <&vaux4>;
> +               port {
> +                       mt9p031_out: endpoint {
> +                               input-clock-frequency = <24000000>;
> +                               pixel-clock-frequency = <72000000>;
> +                               remote-endpoint = <&ccdc_ep>;
> +                       };
> +               };
> +       };
> +};
> +
>  &i2c3 {
>         touchscreen: tsc2004@48 {
>                 compatible = "ti,tsc2004";
> @@ -289,6 +325,23 @@
>         };
>  };
>
> +&isp {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&isp_pins>;
> +       ports {
> +               port@0 {
> +                       reg = <0>;
> +                       ccdc_ep: endpoint {
> +                               remote-endpoint = <&mt9p031_out>;
> +                               bus-width = <8>;
> +                               hsync-active = <1>;
> +                               vsync-active = <1>;
> +                               pclk-sample = <0>;
> +                       };
> +               };
> +       };
> +};
> +
>  &uart1 {
>         interrupts-extended = <&intc 72 &omap3_pmx_core OMAP3_UART1_RX>;
>  };
> --
> 1.9.1
>
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