This is a note to let you know that I've just added the patch titled
ARM: dts: imx6qdl-kontron-samx6i: hook up DDC i2c bus
to the 6.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm-dts-imx6qdl-kontron-samx6i-hook-up-ddc-i2c-bus.patch
and it can be found in the queue-6.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit dd3471c8185f608a98623ebe373e025936167541
Author: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Date: Tue Jul 26 15:05:23 2022 +0200
ARM: dts: imx6qdl-kontron-samx6i: hook up DDC i2c bus
[ Upstream commit afd8f77957e3e83adf21d9229c61ff37f44a177a ]
i2c2 is routed to the pins dedicated as DDC in the module standard.
Reduce clock rate to 100kHz to be in line with VESA standard and hook
this bus up to the HDMI node.
Fixes: 708ed2649ad8 ("ARM: dts: imx6qdl-kontron-samx6i: increase i2c-frequency")
Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
[m.felsch@xxxxxxxxxxxxxx: add fixes line]
Signed-off-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
Signed-off-by: Shawn Guo <shawnguo@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
index 6b791d515e29..683f6e58ab23 100644
--- a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi
@@ -263,6 +263,10 @@
phy-reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
};
+&hdmi {
+ ddc-i2c-bus = <&i2c2>;
+};
+
&i2c_intern {
pmic@8 {
compatible = "fsl,pfuze100";
@@ -387,7 +391,7 @@
/* HDMI_CTRL */
&i2c2 {
- clock-frequency = <375000>;
+ clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c2>;
};
