ARM: dts: imx53-smd: Add OV5642 video capture support

Add video capture support from the OV5642 to IPU CSI0 on
the i.MX53 SMD.

Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com>
[fabio: remove unnecessary 'regulator-always-on' from camera regulators]
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx53-smd.dts b/arch/arm/boot/dts/imx53-smd.dts
index 09071ca..ec9fb89 100644 (file)
--- a/arch/arm/boot/dts/imx53-smd.dts
+++ b/arch/arm/boot/dts/imx53-smd.dts
@@ -185,6 +185,31 @@
                        >;
                };
 
+               pinctrl_ipu_csi0: ipucsi0grp {
+                       fsl,pins = <
+                               MX53_PAD_CSI0_DAT12__IPU_CSI0_D_12    0x1c4
+                               MX53_PAD_CSI0_DAT13__IPU_CSI0_D_13    0x1c4
+                               MX53_PAD_CSI0_DAT14__IPU_CSI0_D_14    0x1c4
+                               MX53_PAD_CSI0_DAT15__IPU_CSI0_D_15    0x1c4
+                               MX53_PAD_CSI0_DAT16__IPU_CSI0_D_16    0x1c4
+                               MX53_PAD_CSI0_DAT17__IPU_CSI0_D_17    0x1c4
+                               MX53_PAD_CSI0_DAT18__IPU_CSI0_D_18    0x1c4
+                               MX53_PAD_CSI0_DAT19__IPU_CSI0_D_19    0x1c4
+                               MX53_PAD_CSI0_PIXCLK__IPU_CSI0_PIXCLK 0x1e4
+                               MX53_PAD_CSI0_VSYNC__IPU_CSI0_VSYNC   0x1e4
+                               MX53_PAD_CSI0_MCLK__IPU_CSI0_HSYNC    0x1e4
+                               MX53_PAD_CSI0_DATA_EN__IPU_CSI0_DATA_EN 0x1e4
+                       >;
+               };
+
+               pinctrl_ov5642: ov5642grp {
+                       fsl,pins = <
+                               MX53_PAD_NANDF_WP_B__GPIO6_9   0x1e4
+                               MX53_PAD_NANDF_RB0__GPIO6_10   0x1e4
+                               MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK 0x1c4
+                       >;
+               };
+
                pinctrl_uart1: uart1grp {
                        fsl,pins = <
                                MX53_PAD_CSI0_DAT10__UART1_TXD_MUX      0x1e4
@@ -256,11 +281,47 @@
        camera: ov5642@3c {
                compatible = "ovti,ov5642";
                reg = <0x3c>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_ov5642>;
+               assigned-clocks = <&clks IMX5_CLK_SSI_EXT1_SEL>,
+                                 <&clks IMX5_CLK_SSI_EXT1_COM_SEL>;
+               assigned-clock-parents = <&clks IMX5_CLK_PLL2_SW>,
+                                        <&clks IMX5_CLK_SSI_EXT1_PODF>;
+               assigned-clock-rates = <0>, <24000000>;
+               clocks = <&clks IMX5_CLK_SSI_EXT1_GATE>;
+               clock-names = "xclk";
+               DVDD-supply = <&ldo9_reg>;
+               AVDD-supply = <&ldo7_reg>;
+               reset-gpios = <&gpio6 9 GPIO_ACTIVE_LOW>;
+               powerdown-gpios = <&gpio6 10 GPIO_ACTIVE_HIGH>;
+
+               port {
+                       ov5642_to_ipu_csi0: endpoint {
+                               remote-endpoint = <&ipu_csi0_from_parallel_sensor>;
+                               bus-width = <8>;
+                               hsync-active = <1>;
+                               vsync-active = <1>;
+                       };
+               };
        };
 
        pmic: dialog@48 {
                compatible = "dlg,da9053", "dlg,da9052";
                reg = <0x48>;
+               interrupt-parent = <&gpio7>;
+               interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+
+               regulators {
+                       ldo7_reg: ldo7 {
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <3600000>;
+                       };
+
+                       ldo9_reg: ldo9 {
+                               regulator-min-microvolt = <1250000>;
+                               regulator-max-microvolt = <3650000>;
+                       };
+               };
        };
 };
 
@@ -271,3 +332,15 @@
        phy-reset-gpios = <&gpio7 6 GPIO_ACTIVE_LOW>;
        status = "okay";
 };
+
+&ipu_csi0_from_parallel_sensor {
+       remote-endpoint = <&ov5642_to_ipu_csi0>;
+       data-shift = <12>; /* Lines 19:12 used */
+       hsync-active = <1>;
+       vsync-active = <1>;
+};
+
+&ipu_csi0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_ipu_csi0>;
+};