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ARM: at91: dts: sama5d3: add ov2640 camera sensor support 

According to v4l2 dt document, we add:
  a camera host: ISI port.
  a i2c camera sensor: ov2640 port.
to sama5d3xmb.dtsi.

The ov2640 node defines the pinctrls, clocks and refer to isi port.
The ISI node also has a reference to the ov2640 port.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Josh Wu 2015-01-14 10:41:54 +08:00 committed by Nicolas Ferre
parent fbe18601a5
commit 4dd32e6d24
2 changed files with 35 additions and 2 deletions
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6
arch/arm/boot/dts/sama5d3.dtsi
View File

@ -219,9 +219,15 @@ isi: isi@f0034000 {
compatible = "atmel,at91sam9g45-isi";
reg = <0xf0034000 0x4000>;
interrupts = <37 IRQ_TYPE_LEVEL_HIGH 5>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_isi_data_0_7>;
clocks = <&isi_clk>;
clock-names = "isi_clk";
status = "disabled";
port {
#address-cells = <1>;
#size-cells = <0>;
};
};
sfr: sfr@f0038000 {

31
arch/arm/boot/dts/sama5d3xmb.dtsi
View File

@ -52,6 +52,29 @@ wm8904: wm8904@1a {
};
};
i2c1: i2c@f0018000 {
ov2640: camera@0x30 {
compatible = "ovti,ov2640";
reg = <0x30>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pck1_as_isi_mck &pinctrl_sensor_power &pinctrl_sensor_reset>;
resetb-gpios = <&pioE 24 GPIO_ACTIVE_LOW>;
pwdn-gpios = <&pioE 29 GPIO_ACTIVE_HIGH>;
/* use pck1 for the master clock of ov2640 */
clocks = <&pck1>;
clock-names = "xvclk";
assigned-clocks = <&pck1>;
assigned-clock-rates = <25000000>;
port {
ov2640_0: endpoint {
remote-endpoint = <&isi_0>;
bus-width = <8>;
};
};
};
};
usart1: serial@f0020000 {
dmas = <0>, <0>; /* Do not use DMA for usart1 */
pinctrl-names = "default";
@ -60,8 +83,12 @@ usart1: serial@f0020000 {
};
isi: isi@f0034000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_isi_data_0_7>;
port {
isi_0: endpoint {
remote-endpoint = <&ov2640_0>;
bus-width = <8>;
};
};
};
mmc1: mmc@f8000000 {