diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0137-BCM2708_DT-Use-upstreamed-GPIO-expander-driver.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0137-BCM2708_DT-Use-upstreamed-GPIO-expander-driver.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0137-BCM2708_DT-Use-upstreamed-GPIO-expander-driver.patch b/target/linux/brcm2708/patches-4.19/950-0137-BCM2708_DT-Use-upstreamed-GPIO-expander-driver.patch new file mode 100644 index 0000000000..3fcd3d9344 --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0137-BCM2708_DT-Use-upstreamed-GPIO-expander-driver.patch @@ -0,0 +1,50 @@ +From b44b364b2762579776addb7371f71b77fce62eb8 Mon Sep 17 00:00:00 2001 +From: Phil Elwell <phil@raspberrypi.org> +Date: Mon, 8 Oct 2018 12:20:36 +0100 +Subject: [PATCH] BCM2708_DT: Use upstreamed GPIO expander driver + +The upstreamed driver for the GPIO expander has a different compatible +string. Change the relevant Device Tree files to match. + +See: https://github.com/raspberrypi/linux/issues/2704 + +Signed-off-by: Phil Elwell <phil@raspberrypi.org> +--- + arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts | 2 +- + arch/arm/boot/dts/bcm2710-rpi-3-b.dts | 2 +- + arch/arm/boot/dts/bcm2710-rpi-cm3.dts | 2 +- + 3 files changed, 3 insertions(+), 3 deletions(-) + +--- a/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts ++++ b/arch/arm/boot/dts/bcm2710-rpi-3-b-plus.dts +@@ -84,7 +84,7 @@ + + &soc { + expgpio: expgpio { +- compatible = "brcm,bcm2835-expgpio"; ++ compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; +--- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts ++++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts +@@ -92,7 +92,7 @@ + }; + + expgpio: expgpio { +- compatible = "brcm,bcm2835-expgpio"; ++ compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; +--- a/arch/arm/boot/dts/bcm2710-rpi-cm3.dts ++++ b/arch/arm/boot/dts/bcm2710-rpi-cm3.dts +@@ -52,7 +52,7 @@ + }; + + expgpio: expgpio { +- compatible = "brcm,bcm2835-expgpio"; ++ compatible = "raspberrypi,firmware-gpio"; + gpio-controller; + #gpio-cells = <2>; + firmware = <&firmware>; |