+++ /dev/null
-From 83b839b8b3a599336c2d48ab22ed919a77666476 Mon Sep 17 00:00:00 2001
-From: Dave Stevenson <dave.stevenson@raspberrypi.org>
-Date: Mon, 26 Nov 2018 17:02:15 +0000
-Subject: [PATCH] dtoverlays: Add i2c on 0&1 option to TC358743,
- ADV7282 and OV5647
-
-Adds the option of configuring i2c0 to be on GPIOs 0&1 as
-this is of use on the Compute Module.
-
-Also fixes the ov5647 overlay where the override enabled the wrong
-fragments.
-
-Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
----
- arch/arm/boot/dts/overlays/README | 14 ++++++++++++--
- arch/arm/boot/dts/overlays/adv7282m-overlay.dts | 10 +++++++++-
- arch/arm/boot/dts/overlays/ov5647-overlay.dts | 10 +++++++++-
- arch/arm/boot/dts/overlays/tc358743-overlay.dts | 10 +++++++++-
- 4 files changed, 39 insertions(+), 5 deletions(-)
-
---- a/arch/arm/boot/dts/overlays/README
-+++ b/arch/arm/boot/dts/overlays/README
-@@ -277,7 +277,9 @@ Info: Analog Devices ADV7282M analogue
- Uses Unicam1, which is the standard camera connector on most Pi
- variants.
- Load: dtoverlay=adv7282m,<param>=<val>
--Params: i2c_pins_28_29 Use pins 28&29 for the I2C instead of 44&45.
-+Params: i2c_pins_0_1 Use pins 0&1 for the I2C instead of 44&45.
-+ Useful on Compute Modules.
-+ i2c_pins_28_29 Use pins 28&29 for the I2C instead of 44&45.
- This is required for Pi B+, 2, 0, and 0W.
- addr Overrides the I2C address (default 0x21)
-
-@@ -286,7 +288,9 @@ Name: adv728x-m
- Info: Analog Devices ADV728[0|1|2]-M analogue video to CSI2 bridges.
- This is a wrapper for adv7282m, and defaults to ADV7282M.
- Load: dtoverlay=adv728x-m,<param>=<val>
--Params: i2c_pins_28_29 Use pins 28&29 for the I2C instead of 44&45.
-+Params: i2c_pins_0_1 Use pins 0&1 for the I2C instead of 44&45.
-+ Useful on Compute Modules.
-+ i2c_pins_28_29 Use pins 28&29 for the I2C instead of 44&45.
- This is required for Pi B+, 2, 0, and 0W.
- addr Overrides the I2C address (default 0x21)
- adv7280m Select ADV7280-M.
-@@ -1324,6 +1328,9 @@ Params: cam0-pwdn GPIO use
- configuration of the particular Pi variant in
- use.
-
-+ i2c_pins_0_1 Use pins 0&1 for the I2C instead of 44&45.
-+ Useful on Compute Modules.
-+
- i2c_pins_28_29 Use pins 28&29 for the I2C instead of 44&45.
- This is required for Pi B+, 2, 0, and 0W.
-
-@@ -1949,6 +1956,9 @@ Params: 4lane Use 4 la
- (574Mbit/s) and 486000000 (972Mbit/s - default)
- are supported by the driver.
-
-+ i2c_pins_0_1 Use pins 0&1 for the I2C instead of 44&45.
-+ Useful on Compute Modules.
-+
- i2c_pins_28_29 Use pins 28&29 for the I2C instead of 44&45.
- This is required for Pi B+, 2, 0, and 0W.
-
---- a/arch/arm/boot/dts/overlays/adv7282m-overlay.dts
-+++ b/arch/arm/boot/dts/overlays/adv7282m-overlay.dts
-@@ -60,6 +60,13 @@
- };
- };
- fragment@4 {
-+ target = <&i2c0_pins>;
-+ __dormant__ {
-+ brcm,pins = <0 1>;
-+ brcm,function = <4>; /* alt0 */
-+ };
-+ };
-+ fragment@5 {
- target = <&i2c_vc>;
- __overlay__ {
- status = "okay";
-@@ -67,7 +74,8 @@
- };
-
- __overrides__ {
-- i2c_pins_28_29 = <0>,"+2-3";
-+ i2c_pins_0_1 = <0>,"-2-3+4";
-+ i2c_pins_28_29 = <0>,"+2-3-4";
- addr = <&adv728x>,"reg:0";
- };
- };
---- a/arch/arm/boot/dts/overlays/ov5647-overlay.dts
-+++ b/arch/arm/boot/dts/overlays/ov5647-overlay.dts
-@@ -69,6 +69,13 @@
- };
- };
- fragment@4 {
-+ target = <&i2c0_pins>;
-+ __dormant__ {
-+ brcm,pins = <0 1>;
-+ brcm,function = <4>; /* alt0 */
-+ };
-+ };
-+ fragment@5 {
- target = <&i2c_vc>;
- __overlay__ {
- status = "okay";
-@@ -76,7 +83,8 @@
- };
-
- __overrides__ {
-- i2c_pins_28_29 = <0>,"+4-5";
-+ i2c_pins_0_1 = <0>,"-2-3+4";
-+ i2c_pins_28_29 = <0>,"+2-3-4";
- cam0-pwdn = <&ov5647>,"pwdn-gpios:4";
- cam0-led = <&ov5647>,"pwdn-gpios:16";
- };
---- a/arch/arm/boot/dts/overlays/tc358743-overlay.dts
-+++ b/arch/arm/boot/dts/overlays/tc358743-overlay.dts
-@@ -94,6 +94,13 @@
- };
- };
- fragment@6 {
-+ target = <&i2c0_pins>;
-+ __dormant__ {
-+ brcm,pins = <0 1>;
-+ brcm,function = <4>; /* alt0 */
-+ };
-+ };
-+ fragment@7 {
- target = <&i2c_vc>;
- __overlay__ {
- status = "okay";
-@@ -101,7 +108,8 @@
- };
-
- __overrides__ {
-- i2c_pins_28_29 = <0>,"+4-5";
-+ i2c_pins_0_1 = <0>,"-4-5+6";
-+ i2c_pins_28_29 = <0>,"+4-5-6";
- 4lane = <0>, "-2+3";
- link-frequency = <&tc358743>,"link-frequencies#0";
- };
projects / openwrt / openwrt.git / blobdiff