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This pull request contains Broadcom ARM64-based SoCs Device Tree changes
for 5.11, please pull the following: - Rafal adds initial support for the Broadcom 4908 which are SoCs used in home routers and are based on the DSL architecture and using Broadcom Brahma-B53 CPUs. -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEm+Rq3+YGJdiR9yuFh9CWnEQHBwQFAl/Ce8YACgkQh9CWnEQH BwQnhw/9GQHgXy+ZSI5a8mak8eUzK/dwrtdMvtCuERLK6sMvTBJSmuejYoWwzF27 e+t0rm40Ly2JhxfBdrx6Y/uWxAvXUgFE5Wd//ukY8+G9rHDDvY2KtYxb9V0wjM7L 4ye0ghYtK1snZRWa5DBNyn4b8UPOCETGqysOQ3hUlSzIL4zzY2OjAXarKAfv4lHJ Qj5zRYj0I+KMHBNLa0nryz2fLy3HGVevAMapJ6Sm/sL4feLTX7FkhT9GLpTQXGk6 9ou3g5ywOZ2P8ic1wldxuPCMGsTYu53MVpRmnuDec68PzGYTfYrd3zyDcTQEh8am UtGV/Wo7HwTdGR1KDUEgIbEbf5bSm+vaohEwc/XLziQMf9cCJ+cIushaWb2r/IY4 EDWD9nYN9z+kJe+05wtWZ4JeXQjL0lajVSpTTSn4oAVcoEl7ixLepqY2uDRl7jFl iJhyzvuJOinxJ8Ggs6S0eYgAVrIEZNUrsT6J9MrumXrcAJQPoBMppEPdWeIPkWMn hlfWDn7MyWil1+PeCnB9VCgtTq1XlAHzcXXHzdZqJhdHQwi200NmJioEC/M2dJ2Q EG/jAmytRJ5N9KFwqTnuVwn581FUdgxDxmTyXw2pr6hafqOou4APqDwmJw8QcBcf QLsIJ+3iPyPT52P4zymTKEN22YD768JrRWa1pItAGObzGitlUBE= =oz5b -----END PGP SIGNATURE----- Merge tag 'arm-soc/for-5.11/devicetree-arm64' of https://github.com/Broadcom/stblinux into arm/dt This pull request contains Broadcom ARM64-based SoCs Device Tree changes for 5.11, please pull the following: - Rafal adds initial support for the Broadcom 4908 which are SoCs used in home routers and are based on the DSL architecture and using Broadcom Brahma-B53 CPUs. * tag 'arm-soc/for-5.11/devicetree-arm64' of https://github.com/Broadcom/stblinux: arm64: add config for Broadcom BCM4908 SoCs arm64: dts: broadcom: add BCM4908 and Asus GT-AC5300 early DTS files dt-bindings: arm: bcm: document BCM4908 bindings Link: https://lore.kernel.org/r/20201128163410.1691529-4-f.fainelli@gmail.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann
commit
1c202d0c5a
38
Documentation/devicetree/bindings/arm/bcm/brcm,bcm4908.yaml
Normal file
38
Documentation/devicetree/bindings/arm/bcm/brcm,bcm4908.yaml
Normal file
@ -0,0 +1,38 @@
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# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/arm/bcm/brcm,bcm4908.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Broadcom BCM4908 device tree bindings
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description:
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Broadcom BCM4906 / BCM4908 / BCM49408 Wi-Fi/network SoCs with Brahma CPUs.
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maintainers:
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- Rafał Miłecki <rafal@milecki.pl>
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properties:
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$nodename:
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const: '/'
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compatible:
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oneOf:
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- description: BCM4906 based boards
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items:
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- const: brcm,bcm4906
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- const: brcm,bcm4908
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- description: BCM4908 based boards
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items:
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- enum:
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- asus,gt-ac5300
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- const: brcm,bcm4908
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- description: BCM49408 based boards
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items:
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- const: brcm,bcm49408
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- const: brcm,bcm4908
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additionalProperties: true
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...
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@ -43,6 +43,14 @@ config ARCH_BCM2835
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This enables support for the Broadcom BCM2837 and BCM2711 SoC.
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These SoCs are used in the Raspberry Pi 3 and 4 devices.
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config ARCH_BCM4908
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bool "Broadcom BCM4908 family"
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select GPIOLIB
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help
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This enables support for the Broadcom BCM4906, BCM4908 and
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BCM49408 SoCs. These SoCs use Brahma-B53 cores and can be
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found in home routers.
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config ARCH_BCM_IPROC
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bool "Broadcom iProc SoC Family"
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select COMMON_CLK_IPROC
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@ -5,5 +5,6 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-4-b.dtb \
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bcm2837-rpi-3-b-plus.dtb \
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bcm2837-rpi-cm3-io3.dtb
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subdir-y += bcm4908
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subdir-y += northstar2
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subdir-y += stingray
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2
arch/arm64/boot/dts/broadcom/bcm4908/Makefile
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2
arch/arm64/boot/dts/broadcom/bcm4908/Makefile
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@ -0,0 +1,2 @@
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# SPDX-License-Identifier: GPL-2.0
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dtb-$(CONFIG_ARCH_BCM4908) += bcm4908-asus-gt-ac5300.dtb
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@ -0,0 +1,66 @@
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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include "bcm4908.dtsi"
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/ {
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compatible = "asus,gt-ac5300", "brcm,bcm4908";
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model = "Asus GT-AC5300";
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memory@0 {
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device_type = "memory";
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reg = <0x00 0x00 0x00 0x40000000>;
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};
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gpio-keys-polled {
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compatible = "gpio-keys-polled";
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poll-interval = <100>;
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wifi {
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label = "WiFi";
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linux,code = <KEY_RFKILL>;
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gpios = <&gpio0 28 GPIO_ACTIVE_LOW>;
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};
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wps {
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label = "WPS";
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linux,code = <KEY_WPS_BUTTON>;
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gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
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};
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restart {
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label = "Reset";
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linux,code = <KEY_RESTART>;
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gpios = <&gpio0 30 GPIO_ACTIVE_LOW>;
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};
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brightness {
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label = "LEDs";
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linux,code = <KEY_BRIGHTNESS_ZERO>;
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gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
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};
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};
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};
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&nandcs {
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nand-ecc-strength = <4>;
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nand-ecc-step-size = <512>;
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nand-on-flash-bbt;
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brcm,nand-has-wp;
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#address-cells = <1>;
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#size-cells = <0>;
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "cferom";
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reg = <0x0 0x100000>;
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};
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};
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};
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187
arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
Normal file
187
arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
Normal file
@ -0,0 +1,187 @@
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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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/dts-v1/;
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/ {
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interrupt-parent = <&gic>;
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#address-cells = <2>;
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#size-cells = <2>;
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aliases {
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serial0 = &uart0;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu0: cpu@0 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x0>;
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next-level-cache = <&l2>;
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};
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cpu1: cpu@1 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x1>;
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enable-method = "spin-table";
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cpu-release-addr = <0x0 0xfff8>;
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next-level-cache = <&l2>;
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};
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cpu2: cpu@2 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x2>;
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enable-method = "spin-table";
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cpu-release-addr = <0x0 0xfff8>;
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next-level-cache = <&l2>;
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};
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cpu3: cpu@3 {
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device_type = "cpu";
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compatible = "brcm,brahma-b53";
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reg = <0x3>;
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enable-method = "spin-table";
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cpu-release-addr = <0x0 0xfff8>;
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next-level-cache = <&l2>;
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};
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l2: l2-cache0 {
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compatible = "cache";
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};
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};
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axi@81000000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00 0x00 0x81000000 0x4000>;
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gic: interrupt-controller@1000 {
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compatible = "arm,gic-400";
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#interrupt-cells = <3>;
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#address-cells = <0>;
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interrupt-controller;
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reg = <0x1000 0x1000>,
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<0x2000 0x2000>;
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};
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};
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timer {
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compatible = "arm,armv8-timer";
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interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
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};
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pmu {
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compatible = "arm,cortex-a53-pmu";
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interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
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};
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clocks {
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periph_clk: periph_clk {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <50000000>;
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clock-output-names = "periph";
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};
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};
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soc {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00 0x00 0x80000000 0x10000>;
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usb@c300 {
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compatible = "generic-ehci";
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reg = <0xc300 0x100>;
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interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
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status = "disabled";
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};
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usb@c400 {
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compatible = "generic-ohci";
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reg = <0xc400 0x100>;
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interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
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status = "disabled";
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};
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usb@d000 {
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compatible = "generic-xhci";
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reg = <0xd000 0x8c8>;
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interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
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status = "disabled";
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};
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};
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bus@ff800000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00 0x00 0xff800000 0x3000>;
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timer: timer@400 {
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compatible = "brcm,bcm6328-timer", "syscon";
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reg = <0x400 0x3c>;
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};
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gpio0: gpio-controller@500 {
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compatible = "brcm,bcm6345-gpio";
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reg-names = "dirout", "dat";
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reg = <0x500 0x28>, <0x528 0x28>;
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#gpio-cells = <2>;
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gpio-controller;
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};
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uart0: serial@640 {
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compatible = "brcm,bcm6345-uart";
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reg = <0x640 0x18>;
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interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&periph_clk>;
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clock-names = "periph";
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status = "okay";
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};
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nand@1800 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "brcm,brcmnand-v7.1", "brcm,brcmnand";
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reg = <0x1800 0x600>, <0x2000 0x10>;
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reg-names = "nand", "nand-int-base";
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interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "nand";
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status = "okay";
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nandcs: nandcs@0 {
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compatible = "brcm,nandcs";
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reg = <0>;
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};
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};
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reboot {
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compatible = "syscon-reboot";
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regmap = <&timer>;
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offset = <0x34>;
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mask = <1>;
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};
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};
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};
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@ -32,6 +32,7 @@ CONFIG_ARCH_AGILEX=y
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CONFIG_ARCH_SUNXI=y
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CONFIG_ARCH_ALPINE=y
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CONFIG_ARCH_BCM2835=y
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CONFIG_ARCH_BCM4908=y
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CONFIG_ARCH_BCM_IPROC=y
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CONFIG_ARCH_BERLIN=y
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CONFIG_ARCH_BRCMSTB=y
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