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author | Kieran Bingham <kieran.bingham@ideasonboard.com> | 2021-12-16 19:34:38 +0300 |
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committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-01-24 12:09:13 +0300 |
commit | ad6a6ed4d954cfddf48e4a36d69d4cfd92344e9a (patch) | |
tree | 6053a2126b28204001e1250782f69f889ab75de2 | |
parent | 557165ffb92e35850dda85cf1a7d0e6ef93b8d36 (diff) | |
download | linux-ad6a6ed4d954cfddf48e4a36d69d4cfd92344e9a.tar.xz |
arm64: dts: renesas: Add GMSL cameras .dtsi
Describe the FAKRA connector available on Eagle and Condor boards that
allow to connect GMSL camera modules such as IMI RDACM20 and RDACM21.
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/20211216163439.139579-7-jacopo+renesas@jmondi.org
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
-rw-r--r-- | arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi | 332 |
1 files changed, 332 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi b/arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi new file mode 100644 index 000000000000..d45f072f8cdf --- /dev/null +++ b/arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi @@ -0,0 +1,332 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2017 Ideas on Board <kieran.bingham@ideasonboard.com> + * Copyright (C) 2021 Jacopo Mondi <jacopo+renesas@jmondi.org> + * + * Device Tree Source (overlay) that describes GMSL camera connected to + * Fakra connectors for the Eagle V3M and Condor V3H (and compatible) boards. + * + * The following cameras are currently supported: RDACM20 and RDACM21. + * + * The board .dts file that include this has to select which cameras are in use + * by specifying the camera model with: + * + * #define GMSL_CAMERA_RDACM20 + * or + * #define GMSL_CAMERA_RDACM21 + * + * And which cameras are connected to the board by defining: + * for GMSL channel 0: + * #define GMSL_CAMERA_0 + * #define GMSL_CAMERA_1 + * #define GMSL_CAMERA_2 + * #define GMSL_CAMERA_3 + * + * for GMSL channel 1: + * #define GMSL_CAMERA_4 + * #define GMSL_CAMERA_5 + * #define GMSL_CAMERA_6 + * #define GMSL_CAMERA_7 + */ + +#include <dt-bindings/gpio/gpio.h> + +/* Validate the board file settings. */ +#if !defined(GMSL_CAMERA_RDACM20) && !defined(GMSL_CAMERA_RDACM21) +#error "Camera model should be defined by the board file" +#endif + +#if defined(GMSL_CAMERA_RDACM20) && defined(GMSL_CAMERA_RDACM21) +#error "A single camera model should be selected" +#endif + +#if !defined(GMSL_CAMERA_0) && !defined(GMSL_CAMERA_1) && \ + !defined(GMSL_CAMERA_2) && !defined(GMSL_CAMERA_3) && \ + !defined(GMSL_CAMERA_4) && !defined(GMSL_CAMERA_5) && \ + !defined(GMSL_CAMERA_6) && !defined(GMSL_CAMERA_7) +#error "At least one camera should be selected" +#endif + +/* Deduce from the enabled cameras which GMSL channels are active. */ +#if defined(GMSL_CAMERA_0) || defined(GMSL_CAMERA_1) || \ + defined(GMSL_CAMERA_2) || defined(GMSL_CAMERA_3) +#define GMSL_0 +#endif + +#if defined(GMSL_CAMERA_4) || defined(GMSL_CAMERA_5) || \ + defined(GMSL_CAMERA_6) || defined(GMSL_CAMERA_7) +#define GMSL_1 +#endif + +/* Deduce the camera model compatible string. */ +#if defined(GMSL_CAMERA_RDACM20) +#define GMSL_CAMERA_MODEL "imi,rdacm20" +#elif defined(GMSL_CAMERA_RDACM21) +#define GMSL_CAMERA_MODEL "imi,rdacm21" +#endif + +#ifdef GMSL_0 +&vin0 { + status = "okay"; +}; + +&vin1 { + status = "okay"; +}; + +&vin2 { + status = "okay"; +}; + +&vin3 { + status = "okay"; +}; + +&gmsl0 { + status = "okay"; + +#if defined(GMSL_CAMERA_RDACM21) + maxim,reverse-channel-microvolt = <100000>; +#endif + + ports { +#ifdef GMSL_CAMERA_0 + port@0 { + max9286_in0: endpoint { + remote-endpoint = <&fakra_con0>; + }; + }; +#endif + +#ifdef GMSL_CAMERA_1 + port@1 { + max9286_in1: endpoint{ + remote-endpoint = <&fakra_con1>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_2 + port@2 { + max9286_in2: endpoint { + remote-endpoint = <&fakra_con2>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_3 + port@3 { + max9286_in3: endpoint { + remote-endpoint = <&fakra_con3>; + }; + + }; +#endif + }; + + i2c-mux { +#ifdef GMSL_CAMERA_0 + i2c@0 { + status = "okay"; + + camera@51 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x51>, <0x61>; + + port { + fakra_con0: endpoint { + remote-endpoint = <&max9286_in0>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_1 + i2c@1 { + status = "okay"; + + camera@52 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x52>, <0x62>; + + port { + fakra_con1: endpoint { + remote-endpoint = <&max9286_in1>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_2 + i2c@2 { + status = "okay"; + + camera@53 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x53>, <0x63>; + + port { + fakra_con2: endpoint { + remote-endpoint = <&max9286_in2>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_3 + i2c@3 { + status = "okay"; + + camera@54 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x54>, <0x64>; + + port { + fakra_con3: endpoint { + remote-endpoint = <&max9286_in3>; + }; + }; + }; + }; +#endif + }; +}; +#endif /* ifdef GMSL_0 */ + +#ifdef GMSL_1 +&vin4 { + status = "okay"; +}; + +&vin5 { + status = "okay"; +}; + +&vin6 { + status = "okay"; +}; + +&vin7 { + status = "okay"; +}; + +&gmsl1 { + status = "okay"; + +#if defined(GMSL_CAMERA_RDACM21) + maxim,reverse-channel-microvolt = <100000>; +#endif + + ports { +#ifdef GMSL_CAMERA_4 + port@0 { + max9286_in4: endpoint { + remote-endpoint = <&fakra_con4>; + }; + }; +#endif + +#ifdef GMSL_CAMERA_5 + port@1 { + max9286_in5: endpoint{ + remote-endpoint = <&fakra_con5>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_6 + port@2 { + max9286_in6: endpoint { + remote-endpoint = <&fakra_con6>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_7 + port@3 { + max9286_in7: endpoint { + remote-endpoint = <&fakra_con7>; + }; + + }; +#endif + }; + + i2c-mux { +#ifdef GMSL_CAMERA_4 + i2c@0 { + status = "okay"; + + camera@55 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x55>, <0x65>; + + port { + fakra_con4: endpoint { + remote-endpoint = <&max9286_in4>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_5 + i2c@1 { + status = "okay"; + + camera@56 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x56>, <0x66>; + + port { + fakra_con5: endpoint { + remote-endpoint = <&max9286_in5>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_6 + i2c@2 { + status = "okay"; + + camera@57 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x57>, <0x67>; + + port { + fakra_con6: endpoint { + remote-endpoint = <&max9286_in6>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_7 + i2c@3 { + status = "okay"; + + camera@58 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x58>, <0x68>; + + port { + fakra_con7: endpoint { + remote-endpoint = <&max9286_in7>; + }; + }; + }; + }; +#endif + }; +}; +#endif /* ifdef GMSL_1 */ |