diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.9/031-v4.10-0010-ARM-bcm2835-Fix-names-for-the-Raspberry-Pi-GPIO-line.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.9/031-v4.10-0010-ARM-bcm2835-Fix-names-for-the-Raspberry-Pi-GPIO-line.patch | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.9/031-v4.10-0010-ARM-bcm2835-Fix-names-for-the-Raspberry-Pi-GPIO-line.patch b/target/linux/brcm2708/patches-4.9/031-v4.10-0010-ARM-bcm2835-Fix-names-for-the-Raspberry-Pi-GPIO-line.patch new file mode 100644 index 0000000000..83448f2394 --- /dev/null +++ b/target/linux/brcm2708/patches-4.9/031-v4.10-0010-ARM-bcm2835-Fix-names-for-the-Raspberry-Pi-GPIO-line.patch @@ -0,0 +1,93 @@ +From 6b9170887e1b912b657dab4597f8b44ae4dbdf50 Mon Sep 17 00:00:00 2001 +From: Stefan Wahren <stefan.wahren@i2se.com> +Date: Wed, 16 Nov 2016 17:52:06 +0000 +Subject: [PATCH] ARM: bcm2835: Fix names for the Raspberry Pi GPIO lines + +There are some differences between the schematics and the official firmware +DTS [1]. So based on these additional information the following has been +changed: + +* use consistent "CAM_GPIO1" for camera LED +* use consistent "CAM_GPIO0" for camera shutdown +* add "USB_LIMIT" for USB current limit (0=600mA, 1=1200mA) + +[1] - https://github.com/raspberrypi/firmware/blob/master/extra/dt-blob.dts + +Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> +Signed-off-by: Eric Anholt <eric@anholt.net> +--- + arch/arm/boot/dts/bcm2835-rpi-a-plus.dts | 4 ++-- + arch/arm/boot/dts/bcm2835-rpi-a.dts | 4 ++-- + arch/arm/boot/dts/bcm2835-rpi-b-plus.dts | 2 +- + arch/arm/boot/dts/bcm2835-rpi-b.dts | 4 ++-- + 4 files changed, 7 insertions(+), 7 deletions(-) + +--- a/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts ++++ b/arch/arm/boot/dts/bcm2835-rpi-a-plus.dts +@@ -63,13 +63,13 @@ + "SCL0", + "NC", /* GPIO30 */ + "NC", /* GPIO31 */ +- "NC", /* GPIO32 */ ++ "CAM_GPIO1", /* GPIO32 */ + "NC", /* GPIO33 */ + "NC", /* GPIO34 */ + "PWR_LOW_N", /* GPIO35 */ + "NC", /* GPIO36 */ + "NC", /* GPIO37 */ +- "NC", /* GPIO38 */ ++ "USB_LIMIT", /* GPIO38 */ + "NC", /* GPIO39 */ + "PWM0_OUT", /* GPIO40 */ + "CAM_GPIO0", /* GPIO41 */ +--- a/arch/arm/boot/dts/bcm2835-rpi-a.dts ++++ b/arch/arm/boot/dts/bcm2835-rpi-a.dts +@@ -29,7 +29,7 @@ + "SDA1", + "SCL1", + "GPIO_GCLK", +- "CAM_CLK", ++ "CAM_GPIO1", + "LAN_RUN", + "SPI_CE1_N", + "SPI_CE0_N", +@@ -52,7 +52,7 @@ + "GPIO24", + "GPIO25", + "NC", /* GPIO26 */ +- "CAM_GPIO", ++ "CAM_GPIO0", + /* Binary number representing build/revision */ + "CONFIG0", + "CONFIG1", +--- a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts ++++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts +@@ -71,7 +71,7 @@ + "PWR_LOW_N", /* GPIO35 */ + "NC", /* GPIO36 */ + "NC", /* GPIO37 */ +- "NC", /* GPIO38 */ ++ "USB_LIMIT", /* GPIO38 */ + "NC", /* GPIO39 */ + "PWM0_OUT", /* GPIO40 */ + "CAM_GPIO0", /* GPIO41 */ +--- a/arch/arm/boot/dts/bcm2835-rpi-b.dts ++++ b/arch/arm/boot/dts/bcm2835-rpi-b.dts +@@ -30,7 +30,7 @@ + "SDA1", + "SCL1", + "GPIO_GCLK", +- "CAM_CLK", ++ "CAM_GPIO1", + "LAN_RUN", + "SPI_CE1_N", + "SPI_CE0_N", +@@ -53,7 +53,7 @@ + "GPIO24", + "GPIO25", + "NC", /* GPIO26 */ +- "CAM_GPIO", ++ "CAM_GPIO0", + /* Binary number representing build/revision */ + "CONFIG0", + "CONFIG1", |