diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.14/950-0159-overlays-Add-uart0-overlay-to-change-pin-usage.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.14/950-0159-overlays-Add-uart0-overlay-to-change-pin-usage.patch | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/target/linux/brcm2708/patches-4.14/950-0159-overlays-Add-uart0-overlay-to-change-pin-usage.patch b/target/linux/brcm2708/patches-4.14/950-0159-overlays-Add-uart0-overlay-to-change-pin-usage.patch deleted file mode 100644 index a2a30e9059..0000000000 --- a/target/linux/brcm2708/patches-4.14/950-0159-overlays-Add-uart0-overlay-to-change-pin-usage.patch +++ /dev/null @@ -1,81 +0,0 @@ -From f0f4af3ddb0fc5ea529c0147ebf8be47b1a80335 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Fri, 12 Jan 2018 09:15:01 +0000 -Subject: [PATCH 159/454] overlays: Add uart0 overlay to change pin usage - -Signed-off-by: Phil Elwell <phil@raspberrypi.org> ---- - arch/arm/boot/dts/overlays/Makefile | 1 + - arch/arm/boot/dts/overlays/README | 13 +++++++- - arch/arm/boot/dts/overlays/uart0-overlay.dts | 32 ++++++++++++++++++++ - 3 files changed, 45 insertions(+), 1 deletion(-) - create mode 100755 arch/arm/boot/dts/overlays/uart0-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -117,6 +117,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ - spi2-2cs.dtbo \ - spi2-3cs.dtbo \ - tinylcd35.dtbo \ -+ uart0.dtbo \ - uart1.dtbo \ - vc4-fkms-v3d.dtbo \ - vc4-kms-v3d.dtbo \ ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -1671,8 +1671,19 @@ Params: speed Display - dtoverlay=tinylcd35,touch,touchgpio=3 - - -+Name: uart0 -+Info: Change the pin usage of uart0 -+Load: dtoverlay=uart0,<param>=<val> -+Params: txd0_pin GPIO pin for TXD0 (14, 32 or 36 - default 14) -+ -+ rxd0_pin GPIO pin for RXD0 (15, 33 or 37 - default 15) -+ -+ pin_func Alternative pin function - 4(Alt0) for 14&15, -+ 7(Alt3) for 32&33, 6(Alt2) for 36&37 -+ -+ - Name: uart1 --Info: Enable uart1 in place of uart0 -+Info: Change the pin usage of uart1 - Load: dtoverlay=uart1,<param>=<val> - Params: txd1_pin GPIO pin for TXD1 (14, 32 or 40 - default 14) - ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/uart0-overlay.dts -@@ -0,0 +1,32 @@ -+/dts-v1/; -+/plugin/; -+ -+/{ -+ compatible = "brcm,bcm2708"; -+ -+ 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 = <14 15>; -+ brcm,function = <4>; /* alt0 */ -+ brcm,pull = <0 2>; -+ }; -+ }; -+ }; -+ -+ __overrides__ { -+ txd0_pin = <&uart0_pins>,"brcm,pins:0"; -+ rxd0_pin = <&uart0_pins>,"brcm,pins:4"; -+ pin_func = <&uart0_pins>,"brcm,function:0"; -+ }; -+}; |