diff options
author | takeshi_hoshina <takeshi_hoshina@mail.toyota.co.jp> | 2020-10-22 14:58:56 +0900 |
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committer | takeshi_hoshina <takeshi_hoshina@mail.toyota.co.jp> | 2020-10-22 14:58:56 +0900 |
commit | 4204309872da5cb401cbb2729d9e2d4869a87f42 (patch) | |
tree | c7415e8600205e40ff7e91e8e5f4c411f30329f2 /external/meta-updater-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-Add-rpi4-uart0-dtb-overlay.patch | |
parent | 5b80bfd7bffd4c20d80b7c70a7130529e9a755dd (diff) |
agl-basesystem 0.1sandbox/ToshikazuOhiwa/master
Diffstat (limited to 'external/meta-updater-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-Add-rpi4-uart0-dtb-overlay.patch')
-rw-r--r-- | external/meta-updater-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-Add-rpi4-uart0-dtb-overlay.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/external/meta-updater-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-Add-rpi4-uart0-dtb-overlay.patch b/external/meta-updater-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-Add-rpi4-uart0-dtb-overlay.patch new file mode 100644 index 00000000..32731940 --- /dev/null +++ b/external/meta-updater-raspberrypi/recipes-kernel/linux/linux-raspberrypi/0001-Add-rpi4-uart0-dtb-overlay.patch @@ -0,0 +1,59 @@ +From cea75af3d1cc86ea8dec19cfe3c817b7c7869037 Mon Sep 17 00:00:00 2001 +From: lbonn <bonnans.l@gmail.com> +Date: Fri, 13 Sep 2019 12:46:31 +0200 +Subject: [PATCH] Add rpi4 uart0 dtb overlay + +--- + arch/arm/boot/dts/overlays/Makefile | 2 ++ + .../boot/dts/overlays/uart0-rpi4-overlay.dts | 26 +++++++++++++++++++ + 2 files changed, 28 insertions(+) + create mode 100644 arch/arm/boot/dts/overlays/uart0-rpi4-overlay.dts + +diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile +index 6b4af500f51c..634a2f252b17 100644 +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -185,6 +185,8 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ + w1-gpio-pullup.dtbo \ + wittypi.dtbo + ++dtbo-$(CONFIG_ARCH_BCM2835) += uart0-rpi4.dtbo ++ + targets += dtbs dtbs_install + targets += $(dtbo-y) + +diff --git a/arch/arm/boot/dts/overlays/uart0-rpi4-overlay.dts b/arch/arm/boot/dts/overlays/uart0-rpi4-overlay.dts +new file mode 100644 +index 000000000000..048ec5755f6a +--- /dev/null ++++ b/arch/arm/boot/dts/overlays/uart0-rpi4-overlay.dts +@@ -0,0 +1,26 @@ ++/dts-v1/; ++/plugin/; ++ ++/{ ++ compatible = "brcm,bcm2835"; ++ ++ fragment@0 { ++ target = <&uart0>; ++ __overlay__ { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&uart0_pins>; ++ status = "okay"; ++ }; ++ }; ++ ++ fragment@1 { ++ target = <&gpio>; ++ __overlay__ { ++ uart0_pins: uart0_pins { ++ brcm,pins = <30 31 32 33>; ++ brcm,function = <7>; ++ brcm,pull = <2 0 0 2>; ++ }; ++ }; ++ }; ++}; +-- +2.20.1 + |