2021-04-14 16:18:18

by Jacopo Mondi

Subject: [PATCH v3 3/5] arm64: dts: renesas: eagle: Enable MAX9286

From: Kieran Bingham <[email protected]>

Enable the MAX9286 GMSL deserializer on the Eagle-V3M board.

Connected cameras should be defined in a device-tree overlay or included
after these definitions.

Signed-off-by: Kieran Bingham <[email protected]>
Signed-off-by: Jacopo Mondi <[email protected]>
---
.../arm64/boot/dts/renesas/r8a77970-eagle.dts | 119 ++++++++++++++++++
1 file changed, 119 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
index 874a7fc2730b..d2b6368d1e72 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
@@ -6,6 +6,8 @@
* Copyright (C) 2017 Cogent Embedded, Inc.
*/

+#include <dt-bindings/gpio/gpio.h>
+
/dts-v1/;
#include "r8a77970.dtsi"

@@ -188,6 +190,11 @@ i2c0_pins: i2c0 {
function = "i2c0";
};

+ i2c3_pins: i2c3 {
+ groups = "i2c3_a";
+ function = "i2c3";
+ };
+
qspi0_pins: qspi0 {
groups = "qspi0_ctrl", "qspi0_data4";
function = "qspi0";
@@ -266,6 +273,118 @@ &rwdt {
status = "okay";
};

+&csi40 {
+ status = "okay";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ csi40_in: endpoint {
+ clock-lanes = <0>;
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = <&max9286_out0>;
+ };
+ };
+ };
+};
+
+&i2c3 {
+ pinctrl-0 = <&i2c3_pins>;
+ pinctrl-names = "default";
+
+ status = "okay";
+ clock-frequency = <400000>;
+
+ gmsl: gmsl-deserializer@48 {
+ compatible = "maxim,max9286";
+ reg = <0x48>;
+
+ maxim,gpio-poc = <0 GPIO_ACTIVE_LOW>;
+
+ /* eagle-pca9654-max9286-pwdn */
+ enable-gpios = <&io_expander 0 GPIO_ACTIVE_HIGH>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ max9286_in0: endpoint {
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ max9286_in1: endpoint {
+ };
+ };
+
+ port@2 {
+ reg = <2>;
+ max9286_in2: endpoint {
+ };
+ };
+
+ port@3 {
+ reg = <3>;
+ max9286_in3: endpoint {
+ };
+ };
+
+ port@4 {
+ reg = <4>;
+ max9286_out0: endpoint {
+ clock-lanes = <0>;
+ data-lanes = <1 2 3 4>;
+ remote-endpoint = <&csi40_in>;
+ };
+ };
+ };
+
+ i2c-mux {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ status = "disabled";
+ };
+
+ i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ status = "disabled";
+ };
+
+ i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ status = "disabled";
+ };
+
+ i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+
+ status = "disabled";
+ };
+ };
+ };
+};
+
&scif0 {
pinctrl-0 = <&scif0_pins>;
pinctrl-names = "default";
--
2.31.1

2021-04-15 00:52:21

by Laurent Pinchart

Subject: Re: [PATCH v3 3/5] arm64: dts: renesas: eagle: Enable MAX9286

Hi Jacopo and Kieran,

Thank you for the patch.

On Wed, Apr 14, 2021 at 03:51:26PM +0200, Jacopo Mondi wrote:
> From: Kieran Bingham <[email protected]>
>
> Enable the MAX9286 GMSL deserializer on the Eagle-V3M board.
>
> Connected cameras should be defined in a device-tree overlay or included
> after these definitions.
>
> Signed-off-by: Kieran Bingham <[email protected]>
> Signed-off-by: Jacopo Mondi <[email protected]>

Reviewed-by: Laurent Pinchart <[email protected]>

> ---
> .../arm64/boot/dts/renesas/r8a77970-eagle.dts | 119 ++++++++++++++++++
> 1 file changed, 119 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> index 874a7fc2730b..d2b6368d1e72 100644
> --- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> +++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> @@ -6,6 +6,8 @@
> * Copyright (C) 2017 Cogent Embedded, Inc.
> */
>
> +#include <dt-bindings/gpio/gpio.h>
> +
> /dts-v1/;
> #include "r8a77970.dtsi"
>
> @@ -188,6 +190,11 @@ i2c0_pins: i2c0 {
> function = "i2c0";
> };
>
> + i2c3_pins: i2c3 {
> + groups = "i2c3_a";
> + function = "i2c3";
> + };
> +
> qspi0_pins: qspi0 {
> groups = "qspi0_ctrl", "qspi0_data4";
> function = "qspi0";
> @@ -266,6 +273,118 @@ &rwdt {
> status = "okay";
> };
>
> +&csi40 {
> + status = "okay";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> +
> + csi40_in: endpoint {
> + clock-lanes = <0>;
> + data-lanes = <1 2 3 4>;
> + remote-endpoint = <&max9286_out0>;
> + };
> + };
> + };
> +};
> +
> +&i2c3 {
> + pinctrl-0 = <&i2c3_pins>;
> + pinctrl-names = "default";
> +
> + status = "okay";
> + clock-frequency = <400000>;
> +
> + gmsl: gmsl-deserializer@48 {
> + compatible = "maxim,max9286";
> + reg = <0x48>;
> +
> + maxim,gpio-poc = <0 GPIO_ACTIVE_LOW>;
> +
> + /* eagle-pca9654-max9286-pwdn */
> + enable-gpios = <&io_expander 0 GPIO_ACTIVE_HIGH>;
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + max9286_in0: endpoint {
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> + max9286_in1: endpoint {
> + };
> + };
> +
> + port@2 {
> + reg = <2>;
> + max9286_in2: endpoint {
> + };
> + };
> +
> + port@3 {
> + reg = <3>;
> + max9286_in3: endpoint {
> + };
> + };
> +
> + port@4 {
> + reg = <4>;
> + max9286_out0: endpoint {
> + clock-lanes = <0>;
> + data-lanes = <1 2 3 4>;
> + remote-endpoint = <&csi40_in>;
> + };
> + };
> + };
> +
> + i2c-mux {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + i2c@0 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0>;
> +
> + status = "disabled";
> + };
> +
> + i2c@1 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <1>;
> +
> + status = "disabled";
> + };
> +
> + i2c@2 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <2>;
> +
> + status = "disabled";
> + };
> +
> + i2c@3 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <3>;
> +
> + status = "disabled";
> + };
> + };
> + };
> +};
> +
> &scif0 {
> pinctrl-0 = <&scif0_pins>;
> pinctrl-names = "default";

--
Regards,

Laurent Pinchart