b614ceb2ba
* RaspberryPi: Update kernel 5.15.61 - 1.20220830 * Add Yellow to the Raspberry Pi kernel update script * Bump Yellow to kernel 5.15.61 - 1.20220830 Also drop the work around for the LED polarity as the new firmware has been fixed. * Explicitly select no kernel module compression Home Assistant OS uses a compressed rootfs already, no compression for kernel modules necessary. * Bump buildroot * buildroot d7e4c223e5...5468d36a26 (1): > package/rpi-firmware: bump version to 1.20220830
61 lines
1.8 KiB
Diff
61 lines
1.8 KiB
Diff
From 7eb647452bb1a3294fae8edc5a323070adff922b Mon Sep 17 00:00:00 2001
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Message-Id: <7eb647452bb1a3294fae8edc5a323070adff922b.1662565903.git.stefan@agner.ch>
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In-Reply-To: <b28a8f5b591841f88f19cbf9850d713a602d912e.1662565903.git.stefan@agner.ch>
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References: <b28a8f5b591841f88f19cbf9850d713a602d912e.1662565903.git.stefan@agner.ch>
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From: Stefan Agner <stefan@agner.ch>
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Date: Thu, 4 Mar 2021 14:33:09 +0100
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Subject: [PATCH] ARM: dts: bcm2711: yellow: Mux UART4 for SiLabs radio module
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Enable UART4 by default and mux pins including hardware flow control.
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Signed-off-by: Stefan Agner <stefan@agner.ch>
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---
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arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts | 16 ++++++++++++++--
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1 file changed, 14 insertions(+), 2 deletions(-)
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diff --git a/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts b/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts
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index 61d8c81d3de4..8db71876a78c 100644
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--- a/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts
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+++ b/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts
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@@ -8,6 +8,10 @@ / {
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compatible = "raspberrypi,4-compute-module-ha-yellow", "raspberrypi,4-compute-module", "brcm,bcm2711";
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model = "Raspberry Pi Compute Module 4 on Home Assistant Yellow";
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+ aliases {
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+ serial4 = &uart4;
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+ };
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+
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chosen {
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/* 8250 auxiliary UART instead of pl011 */
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stdout-path = "serial1:115200n8";
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@@ -261,6 +265,14 @@ &uart1 {
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status = "okay";
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};
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+/* uart4 for Zigbee */
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+&uart4 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&uart4_pins>;
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+ uart-has-rtscts;
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+ status = "okay";
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+};
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+
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&vchiq {
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interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
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};
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@@ -488,9 +500,9 @@ uart3_pins: uart3_pins {
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};
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uart4_pins: uart4_pins {
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- brcm,pins = <8 9>;
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+ brcm,pins = <8 9 10 11>;
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brcm,function = <BCM2835_FSEL_ALT4>;
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- brcm,pull = <0 2>;
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+ brcm,pull = <0 2 2 0>;
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};
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uart5_pins: uart5_pins {
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--
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2.37.3
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