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692205305d
Adds latest 6.6 patches from the Raspberry Pi repository. These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.6.y/ With the following command: git format-patch -N v6.6.67..HEAD (HEAD -> 811ff707533bcd67cdcd368bbd46223082009b12) Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
56 lines
1.7 KiB
Diff
56 lines
1.7 KiB
Diff
From 3e3c1b9922b22d362a4a9133361597ac80b974bb Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Fri, 1 Nov 2024 09:13:53 +0000
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Subject: [PATCH] dts: bcm2712-rpi: Add the RP1 PIO device
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Declare the device that proxies RP1's PIO hardware.
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi | 5 +++++
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arch/arm64/boot/dts/broadcom/rp1.dtsi | 12 ++++++++++++
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2 files changed, 17 insertions(+)
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--- a/arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi
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+++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi
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@@ -97,6 +97,10 @@
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};
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};
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+pio: &rp1_pio {
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+ status = "okay";
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+};
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+
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/ {
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chosen: chosen {
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bootargs = "reboot=w coherent_pool=1M 8250.nr_uarts=1 pci=pcie_bus_safe cgroup_disable=memory numa_policy=interleave";
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@@ -129,6 +133,7 @@
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i2c12 = &i2c_rp1boot;
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mailbox = &mailbox;
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mmc0 = &sdio1;
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+ pio0 = &pio;
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serial0 = &uart0;
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serial1 = &uart1;
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serial10 = &uart10;
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--- a/arch/arm64/boot/dts/broadcom/rp1.dtsi
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+++ b/arch/arm64/boot/dts/broadcom/rp1.dtsi
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@@ -1028,6 +1028,18 @@
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status = "disabled";
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};
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+ rp1_pio: pio@178000 {
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+ reg = <0xc0 0x40178000 0x0 0x20>;
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+ compatible = "raspberrypi,rp1-pio";
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+ firmware = <&rp1_firmware>;
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+ dmas = <&rp1_dma RP1_DMA_PIO_CH0_TX>, <&rp1_dma RP1_DMA_PIO_CH0_RX>,
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+ <&rp1_dma RP1_DMA_PIO_CH1_TX>, <&rp1_dma RP1_DMA_PIO_CH1_RX>,
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+ <&rp1_dma RP1_DMA_PIO_CH2_TX>, <&rp1_dma RP1_DMA_PIO_CH2_RX>,
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+ <&rp1_dma RP1_DMA_PIO_CH3_TX>, <&rp1_dma RP1_DMA_PIO_CH3_RX>;
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+ dma-names = "tx0", "rx0", "tx1", "rx1", "tx2", "rx2", "tx3", "rx3";
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+ status = "disabled";
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+ };
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+
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rp1_mmc0: mmc@180000 {
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reg = <0xc0 0x40180000 0x0 0x100>;
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compatible = "raspberrypi,rp1-dwcmshc";
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