From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
This illustrates the changes needed to the dts in order to hook up the
ov7670. I don't plan on merging this.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
arch/arm/boot/dts/at91-sama5d3_xplained.dts | 61 ++++++++++++++++++++++++++---
arch/arm/boot/dts/sama5d3.dtsi | 4 +-
2 files changed, 58 insertions(+), 7 deletions(-)
diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
index c51fc65..2af24f7 100644
--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
@@ -65,18 +65,53 @@
status = "okay";
};
+ isi0: isi@f0034000 {
+ status = "okay";
+ port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ isi_0: endpoint {
+ reg = <0>;
+ remote-endpoint = <&ov7670_0>;
+ bus-width = <8>;
+ vsync-active = <1>;
+ hsync-active = <1>;
+ };
+ };
+ };
+
i2c0: i2c@f0014000 {
pinctrl-0 = <&pinctrl_i2c0_pu>;
- status = "okay";
+ status = "disabled";
};
i2c1: i2c@f0018000 {
status = "okay";
+ ov7670: camera@0x21 {
+ compatible = "ovti,ov7670";
+ reg = <0x21>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pck0_as_isi_mck &pinctrl_sensor_power &pinctrl_sensor_reset>;
+ resetb-gpios = <&pioE 11 GPIO_ACTIVE_LOW>;
+ pwdn-gpios = <&pioE 13 GPIO_ACTIVE_HIGH>;
+ clocks = <&pck0>;
+ clock-names = "xclk";
+ assigned-clocks = <&pck0>;
+ assigned-clock-rates = <25000000>;
+
+ port {
+ ov7670_0: endpoint {
+ remote-endpoint = <&isi_0>;
+ bus-width = <8>;
+ };
+ };
+ };
+
pmic: act8865@5b {
compatible = "active-semi,act8865";
reg = <0x5b>;
- status = "disabled";
+ status = "okay";
regulators {
vcc_1v8_reg: DCDC_REG1 {
@@ -130,7 +165,7 @@
pwm0: pwm@f002c000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm0_pwmh0_0 &pinctrl_pwm0_pwmh1_0>;
- status = "okay";
+ status = "disabled";
};
usart0: serial@f001c000 {
@@ -143,7 +178,7 @@
};
uart0: serial@f0024000 {
- status = "okay";
+ status = "disabled";
};
mmc1: mmc@f8000000 {
@@ -181,7 +216,7 @@
i2c2: i2c@f801c000 {
dmas = <0>, <0>; /* Do not use DMA for i2c2 */
pinctrl-0 = <&pinctrl_i2c2_pu>;
- status = "okay";
+ status = "disabled";
};
macb1: ethernet@f802c000 {
@@ -200,6 +235,22 @@
};
pinctrl@fffff200 {
+ camera_sensor {
+ pinctrl_pck0_as_isi_mck: pck0_as_isi_mck-0 {
+ atmel,pins =
+ <AT91_PIOD 30 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* ISI_MCK */
+ };
+
+ pinctrl_sensor_power: sensor_power-0 {
+ atmel,pins =
+ <AT91_PIOE 13 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+
+ pinctrl_sensor_reset: sensor_reset-0 {
+ atmel,pins =
+ <AT91_PIOE 11 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
board {
pinctrl_i2c0_pu: i2c0_pu {
atmel,pins =
diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index b06448b..099570e 100644
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -176,7 +176,7 @@
#address-cells = <1>;
#size-cells = <0>;
clocks = <&twi1_clk>;
- status = "disabled";
+ status = "ok";
};
usart0: serial@f001c000 {
@@ -235,7 +235,7 @@
pinctrl-0 = <&pinctrl_isi_data_0_7>;
clocks = <&isi_clk>;
clock-names = "isi_clk";
- status = "disabled";
+ status = "ok";
port {
#address-cells = <1>;
#size-cells = <0>;
--
2.10.2
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