From 40b59b0586339569c93ce54350edf292d1ce5283 Mon Sep 17 00:00:00 2001 From: Philippe Reynes Date: Thu, 11 Oct 2018 18:31:58 +0200 Subject: [PATCH] bcm6858: add initial support This add the initial support of the broadcom bcm6858 SoC family, only the cpu, dram and uart are supported. Signed-off-by: Philippe Reynes --- arch/arm/Kconfig | 7 ++++ arch/arm/dts/bcm6858.dtsi | 85 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 92 insertions(+) create mode 100644 arch/arm/dts/bcm6858.dtsi diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index f0e7fde137..f5d4d39683 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -528,6 +528,12 @@ config ARCH_BCM283X imply CMD_DM imply FAT_WRITE +config ARCH_BCM6858 + bool "Broadcom BCM6858 family" + select DM + select OF_CONTROL + imply CMD_DM + config TARGET_VEXPRESS_CA15_TC2 bool "Support vexpress_ca15_tc2" select CPU_V7A @@ -1490,6 +1496,7 @@ source "board/armltd/vexpress/Kconfig" source "board/armltd/vexpress64/Kconfig" source "board/broadcom/bcm23550_w1d/Kconfig" source "board/broadcom/bcm28155_ap/Kconfig" +source "board/broadcom/bcm968580xref/Kconfig" source "board/broadcom/bcmcygnus/Kconfig" source "board/broadcom/bcmnsp/Kconfig" source "board/broadcom/bcmns2/Kconfig" diff --git a/arch/arm/dts/bcm6858.dtsi b/arch/arm/dts/bcm6858.dtsi new file mode 100644 index 0000000000..9869d729d3 --- /dev/null +++ b/arch/arm/dts/bcm6858.dtsi @@ -0,0 +1,85 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018 Philippe Reynes + */ + +#include "skeleton64.dtsi" + +/ { + compatible = "brcm,bcm6858"; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <2>; + #size-cells = <0>; + u-boot,dm-pre-reloc; + + cpu0: cpu@0 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x0>; + next-level-cache = <&l2>; + u-boot,dm-pre-reloc; + }; + + cpu1: cpu@1 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x1>; + next-level-cache = <&l2>; + u-boot,dm-pre-reloc; + }; + + cpu2: cpu@2 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x2>; + next-level-cache = <&l2>; + u-boot,dm-pre-reloc; + }; + + cpu3: cpu@3 { + compatible = "arm,cortex-a53", "arm,armv8"; + device_type = "cpu"; + reg = <0x0 0x3>; + next-level-cache = <&l2>; + u-boot,dm-pre-reloc; + }; + + l2: l2-cache0 { + compatible = "cache"; + u-boot,dm-pre-reloc; + }; + }; + + clocks { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + u-boot,dm-pre-reloc; + + periph_osc: periph-osc { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <200000000>; + u-boot,dm-pre-reloc; + }; + }; + + ubus { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + u-boot,dm-pre-reloc; + + uart0: serial@ff800640 { + compatible = "brcm,bcm6858-uart"; + reg = <0x0 0xff800640 0x0 0x18>; + clocks = <&periph_osc>; + + status = "disabled"; + }; + }; +}; -- 2.39.5