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Commit dc6aec60 authored by Florian Fainelli's avatar Florian Fainelli
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ARM: BCM63XX: add basic support for the Broadcom BCM63138 DSL SoC 



This patch adds basic support for the Broadcom BCM63138 DSL SoC which is
using a dual-core Cortex A9 system. Add the very minimum required code
boot Linux on this SoC.

Acked-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
parent 7d1311b9

Documentation/devicetree/bindings/arm/bcm/bcm63138.txt

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Broadcom BCM63138 DSL System-on-a-Chip device tree bindings

-----------------------------------------------------------



Boards compatible with the BCM63138 DSL System-on-a-Chip should have the

following properties:



Required root node property:



compatible: should be "brcm,bcm63138"

arch/arm/mach-bcm/Kconfig

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@@ -99,6 +99,23 @@ config ARCH_BCM_5301X 
	  different SoC or with the older BCM47XX and BCM53XX based

	  network SoC using a MIPS CPU, they are supported by arch/mips/bcm47xx



config ARCH_BCM_63XX

	bool "Broadcom BCM63xx DSL SoC" if ARCH_MULTI_V7

	depends on MMU

	select ARM_ERRATA_754322

	select ARM_ERRATA_764369 if SMP

	select ARM_GIC

	select ARM_GLOBAL_TIMER

	select CACHE_L2X0

	select HAVE_ARM_ARCH_TIMER

	select HAVE_ARM_TWD if SMP

	select HAVE_ARM_SCU if SMP

	select HAVE_SMP

	help

	  This enables support for systems based on Broadcom DSL SoCs.

	  It currently supports the 'BCM63XX' ARM-based family, which includes

	  the BCM63138 variant.



config ARCH_BRCMSTB

	bool "Broadcom BCM7XXX based boards" if ARCH_MULTI_V7

	depends on MMU

arch/arm/mach-bcm/Makefile

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@@ -34,6 +34,9 @@ obj-$(CONFIG_ARCH_BCM2835) += board_bcm2835.o 
# BCM5301X

obj-$(CONFIG_ARCH_BCM_5301X)	+= bcm_5301x.o



# BCM63XXx

obj-$(CONFIG_ARCH_BCM_63XX)	:= bcm63xx.o



ifeq ($(CONFIG_ARCH_BRCMSTB),y)

obj-y				+= brcmstb.o

obj-$(CONFIG_SMP)		+= headsmp-brcmstb.o platsmp-brcmstb.o

arch/arm/mach-bcm/bcm63xx.c

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/*

 * Copyright (C) 2014 Broadcom Corporation

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License as

 * published by the Free Software Foundation version 2.

 *

 * This program is distributed "as is" WITHOUT ANY WARRANTY of any

 * kind, whether express or implied; without even the implied warranty

 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 */



#include <linux/of_platform.h>



#include <asm/mach/arch.h>



static const char * const bcm63xx_dt_compat[] = {

	"brcm,bcm63138",

	NULL

};



DT_MACHINE_START(BCM63XXX_DT, "BCM63xx DSL SoC")

	.dt_compat	= bcm63xx_dt_compat,

	.l2c_aux_val	= 0,

	.l2c_aux_mask	= ~0,

MACHINE_END