[PATCH 3/6] arm64: dts: broadcom: Add support for BCM2712
From: Andrea della Porta
Date: Sat Apr 13 2024 - 18:15:45 EST
Signed-off-by: Andrea della Porta <andrea.porta@xxxxxxxx>
---
arch/arm64/boot/dts/broadcom/Makefile | 1 +
.../boot/dts/broadcom/bcm2712-rpi-5-b.dts | 313 +++++++
arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi | 81 ++
arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 841 ++++++++++++++++++
4 files changed, 1236 insertions(+)
create mode 100644 arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
create mode 100644 arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi
create mode 100644 arch/arm64/boot/dts/broadcom/bcm2712.dtsi
diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile
index 8b4591ddd27c..92565e9781ad 100644
--- a/arch/arm64/boot/dts/broadcom/Makefile
+++ b/arch/arm64/boot/dts/broadcom/Makefile
@@ -6,6 +6,7 @@ DTC_FLAGS := -@
dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-400.dtb \
bcm2711-rpi-4-b.dtb \
bcm2711-rpi-cm4-io.dtb \
+ bcm2712-rpi-5-b.dtb \
bcm2837-rpi-3-a-plus.dtb \
bcm2837-rpi-3-b.dtb \
bcm2837-rpi-3-b-plus.dtb \
diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
new file mode 100644
index 000000000000..2ce180a54e5b
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
@@ -0,0 +1,313 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/pwm/pwm.h>
+#include <dt-bindings/reset/raspberrypi,firmware-reset.h>
+
+#define spi0 _spi0
+#define uart0 _uart0
+
+#include "bcm2712.dtsi"
+
+#undef spi0
+#undef uart0
+
+/ {
+ compatible = "raspberrypi,5-model-b", "brcm,bcm2712";
+ model = "Raspberry Pi 5";
+
+ /* Will be filled by the bootloader */
+ memory@0 {
+ device_type = "memory";
+ reg = <0 0 0x28000000>;
+ };
+
+ leds: leds {
+ compatible = "gpio-leds";
+
+ led_act: led-act {
+ label = "ACT";
+ gpios = <&gio_aon 9 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ linux,default-trigger = "mmc0";
+ };
+ };
+
+ sd_io_1v8_reg: sd_io_1v8_reg {
+ compatible = "regulator-gpio";
+ regulator-name = "vdd-sd-io";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-settling-time-us = <5000>;
+ gpios = <&gio_aon 3 GPIO_ACTIVE_HIGH>;
+ states = <1800000 0x1
+ 3300000 0x0>;
+ status = "okay";
+ };
+
+ sd_vcc_reg: sd_vcc_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc-sd";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ enable-active-high;
+ gpios = <&gio_aon 4 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+
+ wl_on_reg: wl_on_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "wl-on-regulator";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ pinctrl-0 = <&wl_on_pins>;
+ pinctrl-names = "default";
+
+ gpio = <&gio 28 GPIO_ACTIVE_HIGH>;
+
+ startup-delay-us = <150000>;
+ enable-active-high;
+ };
+
+ clocks: clocks {
+ };
+};
+
+// Add some labels to 2712 device
+
+// The system UART
+uart10: &_uart0 { status = "okay"; };
+
+// The system SPI for the bootloader EEPROM
+spi10: &_spi0 { status = "okay"; };
+
+#include "bcm2712-rpi.dtsi"
+
+/* SDIO1 is used to drive the SD card */
+&sdio1 {
+ pinctrl-0 = <&emmc_sd_pulls>, <&emmc_aon_cd_pins>;
+ pinctrl-names = "default";
+ vqmmc-supply = <&sd_io_1v8_reg>;
+ vmmc-supply = <&sd_vcc_reg>;
+ bus-width = <4>;
+ sd-uhs-sdr50;
+ sd-uhs-ddr50;
+ sd-uhs-sdr104;
+ cd-gpios = <&gio_aon 5 GPIO_ACTIVE_LOW>;
+ //no-1-8-v;
+ status = "okay";
+};
+
+&pinctrl_aon {
+ emmc_aon_cd_pins: emmc_aon_cd_pins {
+ function = "sd_card_g";
+ pins = "aon_gpio5";
+ bias-pull-up;
+ };
+
+ /* Slight hack - only one PWM pin (status LED) is usable */
+ aon_pwm_1pin: aon_pwm_1pin {
+ function = "aon_pwm";
+ pins = "aon_gpio9";
+ };
+};
+
+&pinctrl {
+ pwr_button_pins: pwr_button_pins {
+ function = "gpio";
+ pins = "gpio20";
+ bias-pull-up;
+ };
+
+ wl_on_pins: wl_on_pins {
+ function = "gpio";
+ pins = "gpio28";
+ };
+
+ bt_shutdown_pins: bt_shutdown_pins {
+ function = "gpio";
+ pins = "gpio29";
+ };
+
+ emmc_sd_pulls: emmc_sd_pulls {
+ pins = "emmc_cmd", "emmc_dat0", "emmc_dat1", "emmc_dat2", "emmc_dat3";
+ bias-pull-up;
+ };
+};
+
+/ {
+ chosen: chosen {
+ bootargs = "reboot=w coherent_pool=1M 8250.nr_uarts=1 pci=pcie_bus_safe snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1";
+ stdout-path = "serial10:115200n8";
+ };
+
+ pwr_button {
+ compatible = "gpio-keys";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwr_button_pins>;
+ status = "okay";
+
+ pwr_key: pwr {
+ label = "pwr_button";
+ // linux,code = <205>; // KEY_SUSPEND
+ linux,code = <116>; // KEY_POWER
+ gpios = <&gio 20 GPIO_ACTIVE_LOW>;
+ debounce-interval = <50>; // ms
+ };
+ };
+};
+
+&pinctrl {
+ spi10_gpio2: spi10_gpio2 {
+ function = "vc_spi0";
+ pins = "gpio2", "gpio3", "gpio4";
+ bias-disable;
+ };
+
+ spi10_cs_gpio1: spi10_cs_gpio1 {
+ function = "gpio";
+ pins = "gpio1";
+ bias-pull-up;
+ };
+};
+
+spi10_pins: &spi10_gpio2 {};
+spi10_cs_pins: &spi10_cs_gpio1 {};
+
+&spi10 {
+ pinctrl-names = "default";
+ cs-gpios = <&gio 1 1>;
+ pinctrl-0 = <&spi10_pins &spi10_cs_pins>;
+
+ spidev10: spidev@0 {
+ compatible = "spidev";
+ reg = <0>; /* CE0 */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ spi-max-frequency = <20000000>;
+ status = "okay";
+ };
+};
+
+// =============================================
+// Board specific stuff here
+
+&gio_aon {
+ // Don't use GIO_AON as an interrupt controller because it will
+ // clash with the firmware monitoring the PMIC interrupt via the VPU.
+
+ /delete-property/ interrupt-controller;
+};
+
+&main_aon_irq {
+ // Don't use the MAIN_AON_IRQ interrupt controller because it will
+ // clash with the firmware monitoring the PMIC interrupt via the VPU.
+
+ status = "disabled";
+};
+
+&gio {
+ // The GPIOs above 35 are not used on Pi 5, so shrink the upper bank
+ // to reduce the clutter in gpioinfo/pinctrl
+ brcm,gpio-bank-widths = <32 4>;
+
+ gpio-line-names =
+ "-", // GPIO_000
+ "2712_BOOT_CS_N", // GPIO_001
+ "2712_BOOT_MISO", // GPIO_002
+ "2712_BOOT_MOSI", // GPIO_003
+ "2712_BOOT_SCLK", // GPIO_004
+ "-", // GPIO_005
+ "-", // GPIO_006
+ "-", // GPIO_007
+ "-", // GPIO_008
+ "-", // GPIO_009
+ "-", // GPIO_010
+ "-", // GPIO_011
+ "-", // GPIO_012
+ "-", // GPIO_013
+ "PCIE_SDA", // GPIO_014
+ "PCIE_SCL", // GPIO_015
+ "-", // GPIO_016
+ "-", // GPIO_017
+ "-", // GPIO_018
+ "-", // GPIO_019
+ "PWR_GPIO", // GPIO_020
+ "2712_G21_FS", // GPIO_021
+ "-", // GPIO_022
+ "-", // GPIO_023
+ "BT_RTS", // GPIO_024
+ "BT_CTS", // GPIO_025
+ "BT_TXD", // GPIO_026
+ "BT_RXD", // GPIO_027
+ "WL_ON", // GPIO_028
+ "BT_ON", // GPIO_029
+ "WIFI_SDIO_CLK", // GPIO_030
+ "WIFI_SDIO_CMD", // GPIO_031
+ "WIFI_SDIO_D0", // GPIO_032
+ "WIFI_SDIO_D1", // GPIO_033
+ "WIFI_SDIO_D2", // GPIO_034
+ "WIFI_SDIO_D3"; // GPIO_035
+};
+
+&gio_aon {
+ gpio-line-names =
+ "RP1_SDA", // AON_GPIO_00
+ "RP1_SCL", // AON_GPIO_01
+ "RP1_RUN", // AON_GPIO_02
+ "SD_IOVDD_SEL", // AON_GPIO_03
+ "SD_PWR_ON", // AON_GPIO_04
+ "SD_CDET_N", // AON_GPIO_05
+ "SD_FLG_N", // AON_GPIO_06
+ "-", // AON_GPIO_07
+ "2712_WAKE", // AON_GPIO_08
+ "2712_STAT_LED", // AON_GPIO_09
+ "-", // AON_GPIO_10
+ "-", // AON_GPIO_11
+ "PMIC_INT", // AON_GPIO_12
+ "UART_TX_FS", // AON_GPIO_13
+ "UART_RX_FS", // AON_GPIO_14
+ "-", // AON_GPIO_15
+ "-", // AON_GPIO_16
+
+ // Pad bank0 out to 32 entries
+ "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
+
+ "HDMI0_SCL", // AON_SGPIO_00
+ "HDMI0_SDA", // AON_SGPIO_01
+ "HDMI1_SCL", // AON_SGPIO_02
+ "HDMI1_SDA", // AON_SGPIO_03
+ "PMIC_SCL", // AON_SGPIO_04
+ "PMIC_SDA"; // AON_SGPIO_05
+};
+
+/ {
+ aliases {
+ blconfig = &blconfig;
+ blpubkey = &blpubkey;
+ console = &uart10;
+ mailbox = &mailbox;
+ mmc0 = &sdio1;
+ uart10 = &uart10;
+ serial10 = &uart10;
+ gpio1 = &gio;
+ gpio2 = &gio_aon;
+ gpio3 = &pinctrl;
+ gpio4 = &pinctrl_aon;
+ };
+
+ __overrides__ {
+ button_debounce = <&pwr_key>, "debounce-interval:0";
+ random = <&random>, "status";
+ sd_cqe = <&sdio1>, "supports-cqe?";
+ suspend = <&pwr_key>, "linux,code:0=205";
+ act_led_activelow = <&led_act>,"gpios:8";
+ act_led_trigger = <&led_act>, "linux,default-trigger";
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi
new file mode 100644
index 000000000000..d04e39b9c0b6
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi.dtsi
@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/power/raspberrypi-power.h>
+
+&soc {
+ firmware: firmware {
+ compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ mboxes = <&mailbox>;
+ dma-ranges;
+
+ firmware_clocks: clocks {
+ compatible = "raspberrypi,firmware-clocks";
+ #clock-cells = <1>;
+ };
+
+ reset: reset {
+ compatible = "raspberrypi,firmware-reset";
+ #reset-cells = <1>;
+ };
+ };
+
+ power: power {
+ compatible = "raspberrypi,bcm2835-power";
+ firmware = <&firmware>;
+ #power-domain-cells = <1>;
+ };
+
+ /* Define these notional regulators for use by overlays, etc. */
+ vdd_3v3_reg: fixedregulator_3v3 {
+ compatible = "regulator-fixed";
+ regulator-always-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-name = "3v3";
+ };
+
+ vdd_5v0_reg: fixedregulator_5v0 {
+ compatible = "regulator-fixed";
+ regulator-always-on;
+ regulator-max-microvolt = <5000000>;
+ regulator-min-microvolt = <5000000>;
+ regulator-name = "5v0";
+ };
+};
+
+/ {
+ __overrides__ {
+ arm_freq;
+ };
+};
+
+&rmem {
+ /*
+ * RPi5's co-processor will copy the board's bootloader configuration
+ * into memory for the OS to consume. It'll also update this node with
+ * its placement information.
+ */
+ blconfig: nvram@0 {
+ compatible = "raspberrypi,bootloader-config", "nvmem-rmem";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0x0 0x0 0x0>;
+ no-map;
+ status = "disabled";
+ };
+ /*
+ * RPi5 will copy the binary public key blob (if present) from the bootloader
+ * into memory for use by the OS.
+ */
+ blpubkey: nvram@1 {
+ compatible = "raspberrypi,bootloader-public-key", "nvmem-rmem";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0x0 0x0 0x0>;
+ no-map;
+ status = "disabled";
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
new file mode 100644
index 000000000000..fd5a19f68b49
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
@@ -0,0 +1,841 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/soc/bcm2835-pm.h>
+#include <dt-bindings/phy/phy.h>
+
+/ {
+ compatible = "brcm,bcm2712", "brcm,bcm2711";
+ model = "BCM2712";
+
+ #address-cells = <2>;
+ #size-cells = <1>;
+
+ interrupt-parent = <&gicv2>;
+
+ rmem: reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <1>;
+ ranges;
+
+ atf@0 {
+ reg = <0x0 0x0 0x80000>;
+ no-map;
+ };
+
+ cma: linux,cma {
+ compatible = "shared-dma-pool";
+ size = <0x4000000>; /* 64MB */
+ reusable;
+ linux,cma-default;
+
+ /*
+ * arm64 reserves the CMA by default somewhere in
+ * ZONE_DMA32, that's not good enough for the BCM2711
+ * as some devices can only address the lower 1G of
+ * memory (ZONE_DMA).
+ */
+ alloc-ranges = <0x0 0x00000000 0x40000000>;
+ };
+ };
+
+ thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <2000>;
+ polling-delay = <1000>;
+ coefficients = <(-550) 450000>;
+ thermal-sensors = <&thermal>;
+
+ thermal_trips: trips {
+ cpu_crit: cpu-crit {
+ temperature = <110000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling_maps: cooling-maps {
+ };
+ };
+ };
+
+ clk_27MHz: clk-27M {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <27000000>;
+ clock-output-names = "27MHz-clock";
+ };
+
+ clk_108MHz: clk-108M {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <108000000>;
+ clock-output-names = "108MHz-clock";
+ };
+
+ soc: soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ ranges = <0x7c000000 0x10 0x7c000000 0x04000000>;
+ /* Emulate a contiguous 30-bit address range for DMA */
+ dma-ranges = <0xc0000000 0x00 0x00000000 0x40000000>,
+ <0x7c000000 0x10 0x7c000000 0x04000000>;
+
+ system_timer: timer@7c003000 {
+ compatible = "brcm,bcm2835-system-timer";
+ reg = <0x7c003000 0x1000>;
+ interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <1000000>;
+ };
+
+ mailbox: mailbox@7c013880 {
+ compatible = "brcm,bcm2835-mbox";
+ reg = <0x7c013880 0x40>;
+ interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+ #mbox-cells = <0>;
+ };
+
+ disp_intr: interrupt-controller@7c502000 {
+ compatible = "brcm,bcm2711-l2-intc", "brcm,l2-intc";
+ reg = <0x7c502000 0x30>;
+ interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ status = "disabled";
+ };
+
+ dvp: clock@7c700000 {
+ compatible = "brcm,brcm2711-dvp";
+ reg = <0x7c700000 0x10>;
+ clocks = <&clk_108MHz>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ /*
+ * This node is the provider for the enable-method for
+ * bringing up secondary cores.
+ */
+ local_intc: local_intc@7cd00000 {
+ compatible = "brcm,bcm2836-l1-intc";
+ reg = <0x7cd00000 0x100>;
+ };
+
+ uart0: serial@7d001000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x7d001000 0x200>;
+ interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_uart>,
+ <&clk_vpu>;
+ clock-names = "uartclk", "apb_pclk";
+ arm,primecell-periphid = <0x00241011>;
+ status = "disabled";
+ };
+
+ uart2: serial@7d001400 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x7d001400 0x200>;
+ interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_uart>,
+ <&clk_vpu>;
+ clock-names = "uartclk", "apb_pclk";
+ arm,primecell-periphid = <0x00241011>;
+ status = "disabled";
+ };
+
+ uart5: serial@7d001a00 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x7d001a00 0x200>;
+ interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_uart>,
+ <&clk_vpu>;
+ clock-names = "uartclk", "apb_pclk";
+ arm,primecell-periphid = <0x00241011>;
+ status = "disabled";
+ };
+
+ sdhost: mmc@7d002000 {
+ compatible = "brcm,bcm2835-sdhost";
+ reg = <0x7d002000 0x100>;
+ //interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ status = "disabled";
+ };
+
+ i2s: i2s@7d003000 {
+ compatible = "brcm,bcm2835-i2s";
+ reg = <0x7d003000 0x24>;
+ //clocks = <&cprman BCM2835_CLOCK_PCM>;
+ status = "disabled";
+ };
+
+ spi0: spi@7d004000 {
+ compatible = "brcm,bcm2835-spi";
+ reg = <0x7d004000 0x200>;
+ interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ num-cs = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ spi3: spi@7d004600 {
+ compatible = "brcm,bcm2835-spi";
+ reg = <0x7d004600 0x0200>;
+ interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ spi4: spi@7d004800 {
+ compatible = "brcm,bcm2835-spi";
+ reg = <0x7d004800 0x0200>;
+ interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ spi5: spi@7d004a00 {
+ compatible = "brcm,bcm2835-spi";
+ reg = <0x7d004a00 0x0200>;
+ interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ spi6: spi@7d004c00 {
+ compatible = "brcm,bcm2835-spi";
+ reg = <0x7d004c00 0x0200>;
+ interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c0: i2c@7d005000 {
+ compatible = "brcm,bcm2711-i2c", "brcm,bcm2835-i2c";
+ reg = <0x7d005000 0x20>;
+ interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c3: i2c@7d005600 {
+ compatible = "brcm,bcm2711-i2c", "brcm,bcm2835-i2c";
+ reg = <0x7d005600 0x20>;
+ interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c4: i2c@7d005800 {
+ compatible = "brcm,bcm2711-i2c", "brcm,bcm2835-i2c";
+ reg = <0x7d005800 0x20>;
+ interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c5: i2c@7d005a00 {
+ compatible = "brcm,bcm2711-i2c", "brcm,bcm2835-i2c";
+ reg = <0x7d005a00 0x20>;
+ interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c6: i2c@7d005c00 {
+ compatible = "brcm,bcm2711-i2c", "brcm,bcm2835-i2c";
+ reg = <0x7d005c00 0x20>;
+ interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c8: i2c@7d005e00 {
+ compatible = "brcm,bcm2711-i2c", "brcm,bcm2835-i2c";
+ reg = <0x7d005e00 0x20>;
+ interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_vpu>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ pwm0: pwm@7d00c000 {
+ compatible = "brcm,bcm2835-pwm";
+ reg = <0x7d00c000 0x28>;
+ assigned-clock-rates = <50000000>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ pwm1: pwm@7d00c800 {
+ compatible = "brcm,bcm2835-pwm";
+ reg = <0x7d00c800 0x28>;
+ assigned-clock-rates = <50000000>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ cprman: cprman@7d202000 {
+ compatible = "brcm,bcm2711-cprman";
+ reg = <0x7d202000 0x2000>;
+ #clock-cells = <1>;
+
+ /* CPRMAN derives almost everything from the
+ * platform's oscillator. However, the DSI
+ * pixel clocks come from the DSI analog PHY.
+ */
+ clocks = <&clk_osc>;
+ status = "disabled";
+ };
+
+ random: rng@7d208000 {
+ compatible = "brcm,bcm2711-rng200";
+ reg = <0x7d208000 0x28>;
+ status = "okay";
+ };
+
+ cpu_l2_irq: intc@7d503000 {
+ compatible = "brcm,l2-intc";
+ reg = <0x7d503000 0x18>;
+ interrupts = <GIC_SPI 238 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ pinctrl: pinctrl@7d504100 {
+ compatible = "brcm,bcm2712-pinctrl";
+ reg = <0x7d504100 0x30>;
+
+ uarta_24_pins: uarta_24_pins {
+ pin_rts {
+ function = "uart0";
+ pins = "gpio24";
+ bias-disable;
+ };
+ pin_cts {
+ function = "uart0";
+ pins = "gpio25";
+ bias-pull-up;
+ };
+ pin_txd {
+ function = "uart0";
+ pins = "gpio26";
+ bias-disable;
+ };
+ pin_rxd {
+ function = "uart0";
+ pins = "gpio27";
+ bias-pull-up;
+ };
+ };
+
+ sdio2_30_pins: sdio2_30_pins {
+ pin_clk {
+ function = "sd2";
+ pins = "gpio30";
+ bias-disable;
+ };
+ pin_cmd {
+ function = "sd2";
+ pins = "gpio31";
+ bias-pull-up;
+ };
+ pins_dat {
+ function = "sd2";
+ pins = "gpio32", "gpio33", "gpio34", "gpio35";
+ bias-pull-up;
+ };
+ };
+ };
+
+ ddc0: i2c@7d508200 {
+ compatible = "brcm,brcmstb-i2c";
+ reg = <0x7d508200 0x58>;
+ interrupt-parent = <&bsc_irq>;
+ interrupts = <1>;
+ clock-frequency = <97500>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ ddc1: i2c@7d508280 {
+ compatible = "brcm,brcmstb-i2c";
+ reg = <0x7d508280 0x58>;
+ interrupt-parent = <&bsc_irq>;
+ interrupts = <2>;
+ clock-frequency = <97500>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ bscd: i2c@7d508300 {
+ compatible = "brcm,brcmstb-i2c";
+ reg = <0x7d508300 0x58>;
+ interrupt-parent = <&bsc_irq>;
+ interrupts = <0>;
+ clock-frequency = <200000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ bsc_irq: intc@7d508380 {
+ compatible = "brcm,bcm7271-l2-intc";
+ reg = <0x7d508380 0x10>;
+ interrupts = <GIC_SPI 242 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ main_irq: intc@7d508400 {
+ compatible = "brcm,bcm7271-l2-intc";
+ reg = <0x7d508400 0x10>;
+ interrupts = <GIC_SPI 244 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ gio: gpio@7d508500 {
+ compatible = "brcm,brcmstb-gpio";
+ reg = <0x7d508500 0x40>;
+ interrupt-parent = <&main_irq>;
+ interrupts = <0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ brcm,gpio-bank-widths = <32 22>;
+ brcm,gpio-direct;
+ };
+
+ uarta: serial@7d50c000 {
+ compatible = "brcm,bcm7271-uart";
+ reg = <0x7d50c000 0x20>;
+ reg-names = "uart";
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 276 IRQ_TYPE_LEVEL_HIGH>;
+ skip-init;
+ status = "disabled";
+ };
+
+ uartb: serial@7d50d000 {
+ compatible = "brcm,bcm7271-uart";
+ reg = <0x7d50d000 0x20>;
+ reg-names = "uart";
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 277 IRQ_TYPE_LEVEL_HIGH>;
+ skip-init;
+ status = "disabled";
+ };
+
+ aon_intr: interrupt-controller@7d510600 {
+ compatible = "brcm,bcm2711-l2-intc", "brcm,l2-intc";
+ reg = <0x7d510600 0x30>;
+ interrupts = <GIC_SPI 239 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ status = "disabled";
+ };
+
+ pinctrl_aon: pinctrl@7d510700 {
+ compatible = "brcm,bcm2712-aon-pinctrl";
+ reg = <0x7d510700 0x20>;
+
+ i2c3_m4_agpio0_pins: i2c3_m4_agpio0_pins {
+ function = "vc_i2c3";
+ pins = "aon_gpio0", "aon_gpio1";
+ bias-pull-up;
+ };
+
+ bsc_m1_agpio13_pins: bsc_m1_agpio13_pins {
+ function = "bsc_m1";
+ pins = "aon_gpio13", "aon_gpio14";
+ bias-pull-up;
+ };
+
+ bsc_pmu_sgpio4_pins: bsc_pmu_sgpio4_pins {
+ function = "avs_pmu_bsc";
+ pins = "aon_sgpio4", "aon_sgpio5";
+ };
+
+ bsc_m2_sgpio4_pins: bsc_m2_sgpio4_pins {
+ function = "bsc_m2";
+ pins = "aon_sgpio4", "aon_sgpio5";
+ };
+
+ pwm_aon_agpio1_pins: pwm_aon_agpio1_pins {
+ function = "aon_pwm";
+ pins = "aon_gpio1", "aon_gpio2";
+ };
+
+ pwm_aon_agpio4_pins: pwm_aon_agpio4_pins {
+ function = "vc_pwm0";
+ pins = "aon_gpio4", "aon_gpio5";
+ };
+
+ pwm_aon_agpio7_pins: pwm_aon_agpio7_pins {
+ function = "aon_pwm";
+ pins = "aon_gpio7", "aon_gpio9";
+ };
+ };
+
+ intc@7d517000 {
+ compatible = "brcm,bcm7271-l2-intc";
+ reg = <0x7d517000 0x10>;
+ interrupts = <GIC_SPI 247 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ status = "disabled";
+ };
+
+ bscc: i2c@7d517a00 {
+ compatible = "brcm,brcmstb-i2c";
+ reg = <0x7d517a00 0x58>;
+ interrupt-parent = <&bsc_aon_irq>;
+ interrupts = <0>;
+ clock-frequency = <200000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ pwm_aon: pwm@7d517a80 {
+ compatible = "brcm,bcm7038-pwm";
+ reg = <0x7d517a80 0x28>;
+ #pwm-cells = <3>;
+ clocks = <&clk_27MHz>;
+ };
+
+ main_aon_irq: intc@7d517ac0 {
+ compatible = "brcm,bcm7271-l2-intc";
+ reg = <0x7d517ac0 0x10>;
+ interrupts = <GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ bsc_aon_irq: intc@7d517b00 {
+ compatible = "brcm,bcm7271-l2-intc";
+ reg = <0x7d517b00 0x10>;
+ interrupts = <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ gio_aon: gpio@7d517c00 {
+ compatible = "brcm,brcmstb-gpio";
+ reg = <0x7d517c00 0x40>;
+ interrupt-parent = <&main_aon_irq>;
+ interrupts = <0>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ brcm,gpio-bank-widths = <17 6>;
+ brcm,gpio-direct;
+ };
+
+ avs_monitor: avs-monitor@7d542000 {
+ compatible = "brcm,bcm2711-avs-monitor",
+ "syscon", "simple-mfd";
+ reg = <0x7d542000 0xf00>;
+ status = "okay";
+
+ thermal: thermal {
+ compatible = "brcm,bcm2711-thermal";
+ #thermal-sensor-cells = <0>;
+ };
+ };
+
+ bsc_pmu: i2c@7d544000 {
+ compatible = "brcm,brcmstb-i2c";
+ reg = <0x7d544000 0x58>;
+ interrupt-parent = <&bsc_aon_irq>;
+ interrupts = <1>;
+ clock-frequency = <200000>;
+ status = "disabled";
+ };
+ };
+
+ arm-pmu {
+ compatible = "arm,cortex-a76-pmu";
+ interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>;
+ /* This only applies to the ARMv7 stub */
+ arm,cpu-registers-not-fw-configured;
+ };
+
+ cpus: cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ enable-method = "brcm,bcm2836-smp"; // for ARM 32-bit
+
+ /* Source for d/i cache-line-size, cache-sets, cache-size
+ * https://developer.arm.com/documentation/100798/0401
+ * /L1-memory-system/About-the-L1-memory-system?lang=en
+ */
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x000>;
+ enable-method = "psci";
+ d-cache-size = <0x10000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ i-cache-size = <0x10000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ next-level-cache = <&l2_cache_l0>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x100>;
+ enable-method = "psci";
+ d-cache-size = <0x10000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ i-cache-size = <0x10000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ next-level-cache = <&l2_cache_l1>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x200>;
+ enable-method = "psci";
+ d-cache-size = <0x10000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ i-cache-size = <0x10000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ next-level-cache = <&l2_cache_l2>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a76";
+ reg = <0x300>;
+ enable-method = "psci";
+ d-cache-size = <0x10000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ i-cache-size = <0x10000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
+ next-level-cache = <&l2_cache_l3>;
+ };
+
+ /* Source for cache-line-size and cache-sets:
+ * https://developer.arm.com/documentation/100798/0401
+ * /L2-memory-system/About-the-L2-memory-system?lang=en
+ * and for cache-size:
+ * https://www.raspberrypi.com/documentation/computers
+ * /processors.html#bcm2712
+ */
+ l2_cache_l0: l2-cache-l0 {
+ compatible = "cache";
+ cache-size = <0x80000>;
+ cache-line-size = <128>;
+ cache-sets = <1024>; // 512KiB(size)/64(line-size)=8192ways/8-way set
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&l3_cache>;
+ };
+
+ l2_cache_l1: l2-cache-l1 {
+ compatible = "cache";
+ cache-size = <0x80000>;
+ cache-line-size = <128>;
+ cache-sets = <1024>; // 512KiB(size)/64(line-size)=8192ways/8-way set
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&l3_cache>;
+ };
+
+ l2_cache_l2: l2-cache-l2 {
+ compatible = "cache";
+ cache-size = <0x80000>;
+ cache-line-size = <128>;
+ cache-sets = <1024>; // 512KiB(size)/64(line-size)=8192ways/8-way set
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&l3_cache>;
+ };
+
+ l2_cache_l3: l2-cache-l3 {
+ compatible = "cache";
+ cache-size = <0x80000>;
+ cache-line-size = <128>;
+ cache-sets = <1024>; // 512KiB(size)/64(line-size)=8192ways/8-way set
+ cache-level = <2>;
+ cache-unified;
+ next-level-cache = <&l3_cache>;
+ };
+
+ /* Source for cache-line-size and cache-sets:
+ * https://developer.arm.com/documentation/100453/0401/L3-cache?lang=en
+ * Source for cache-size:
+ * https://www.raspberrypi.com/documentation/computers/processors.html#bcm2712
+ */
+ l3_cache: l3-cache {
+ compatible = "cache";
+ cache-size = <0x200000>;
+ cache-line-size = <64>;
+ cache-sets = <2048>; // 2MiB(size)/64(line-size)=32768ways/16-way set
+ cache-level = <3>;
+ };
+ };
+
+ psci {
+ method = "smc";
+ compatible = "arm,psci-1.0", "arm,psci-0.2", "arm,psci";
+ cpu_on = <0xc4000003>;
+ cpu_suspend = <0xc4000001>;
+ cpu_off = <0x84000002>;
+ };
+
+ axi: axi {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ ranges = <0x00 0x00000000 0x00 0x00000000 0x10 0x00000000>,
+ <0x10 0x00000000 0x10 0x00000000 0x01 0x00000000>,
+ <0x14 0x00000000 0x14 0x00000000 0x04 0x00000000>,
+ <0x18 0x00000000 0x18 0x00000000 0x04 0x00000000>,
+ <0x1c 0x00000000 0x1c 0x00000000 0x04 0x00000000>;
+
+ dma-ranges = <0x00 0x00000000 0x00 0x00000000 0x10 0x00000000>,
+ <0x10 0x00000000 0x10 0x00000000 0x01 0x00000000>,
+ <0x14 0x00000000 0x14 0x00000000 0x04 0x00000000>,
+ <0x18 0x00000000 0x18 0x00000000 0x04 0x00000000>,
+ <0x1c 0x00000000 0x1c 0x00000000 0x04 0x00000000>;
+
+ sdio1: mmc@fff000 {
+ compatible = "brcm,bcm2712-sdhci";
+ reg = <0x10 0x00fff000 0x0 0x260>,
+ <0x10 0x00fff400 0x0 0x200>,
+ <0x10 0x015040b0 0x0 0x4>, // Bus isolation control
+ <0x10 0x015200f0 0x0 0x24>; // LCPLL control misc0-8
+ reg-names = "host", "cfg", "busisol", "lcpll";
+ interrupts = <GIC_SPI 273 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_emmc2>;
+ sdhci-caps-mask = <0x0000C000 0x0>;
+ sdhci-caps = <0x0 0x0>;
+ mmc-ddr-3_3v;
+ clock-names = "sw_sdio";
+ };
+
+ sdio2: mmc@1100000 {
+ compatible = "brcm,bcm2712-sdhci";
+ reg = <0x10 0x01100000 0x0 0x260>,
+ <0x10 0x01100400 0x0 0x200>;
+ reg-names = "host", "cfg";
+ interrupts = <GIC_SPI 274 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_emmc2>;
+ sdhci-caps-mask = <0x0000C000 0x0>;
+ sdhci-caps = <0x0 0x0>;
+ supports-cqe;
+ mmc-ddr-3_3v;
+ status = "disabled";
+ };
+
+ bcm_reset: reset-controller@1504318 {
+ compatible = "brcm,brcmstb-reset";
+ reg = <0x10 0x01504318 0x0 0x30>;
+ #reset-cells = <1>;
+ };
+
+ gicv2: interrupt-controller@7fff9000 {
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ compatible = "arm,gic-400";
+ reg = <0x10 0x7fff9000 0x0 0x1000>,
+ <0x10 0x7fffa000 0x0 0x2000>,
+ <0x10 0x7fffc000 0x0 0x2000>,
+ <0x10 0x7fffe000 0x0 0x2000>;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_HIGH)>;
+ };
+ };
+
+ clocks {
+ /* The oscillator is the root of the clock tree. */
+ clk_osc: clk-osc {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-output-names = "osc";
+ clock-frequency = <54000000>;
+ };
+
+ clk_vpu: clk_vpu {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <750000000>;
+ clock-output-names = "vpu-clock";
+ };
+
+ clk_uart: clk_uart {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <9216000>;
+ clock-output-names = "uart-clock";
+ };
+
+ clk_emmc2: clk_emmc2 {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <200000000>;
+ clock-output-names = "emmc2-clock";
+ };
+ };
+};
--
2.35.3