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ARM: Add support for Broadcom BCM23550 SoC

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BCM23550 is a quad-A7 SoC used on the Broadcom "Sparrow" board.
It shares many IP blocks with other Broadcom Kona chips.

Signed-off-by: Chris Brand <chris.brand@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Chris Brand 2016-05-11 14:36:20 -07:00 committed by Florian Fainelli
parent 406c8f6c99
commit 4533d5f7dd
3 changed files with 39 additions and 3 deletions
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12
arch/arm/mach-bcm/Kconfig
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@ -111,9 +111,17 @@ config ARCH_BCM_21664
Enable support for the BCM21664 family, which includes
BCM21663 and BCM21664 variants.
config ARCH_BCM_23550
bool "Broadcom BCM23550 SoC"
depends on ARCH_MULTI_V7
select ARCH_BCM_MOBILE
select HAVE_SMP
help
Enable support for the BCM23550.
config ARCH_BCM_MOBILE_L2_CACHE
bool "Broadcom mobile SoC level 2 cache support"
depends on ARCH_BCM_MOBILE
depends on ARCH_BCM_281XX || ARCH_BCM_21664
default y
select CACHE_L2X0
select ARCH_BCM_MOBILE_SMC
@ -128,7 +136,7 @@ config ARCH_BCM_MOBILE_SMP
select HAVE_ARM_SCU
select ARM_ERRATA_764369
help
SMP support for the BCM281XX and BCM21664 SoC families.
SMP support for the BCM281XX, BCM21664 and BCM23550 SoC families.
Provided as an option so SMP support for SoCs of this type
can be disabled for an SMP-enabled kernel.

5
arch/arm/mach-bcm/Makefile
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@ -26,7 +26,10 @@ obj-$(CONFIG_ARCH_BCM_281XX) += board_bcm281xx.o
# BCM21664
obj-$(CONFIG_ARCH_BCM_21664) += board_bcm21664.o
# BCM281XX and BCM21664 SMP support
# BCM23550
obj-$(CONFIG_ARCH_BCM_23550) += board_bcm23550.o
# BCM281XX, BCM21664 and BCM23550 SMP support
obj-$(CONFIG_ARCH_BCM_MOBILE_SMP) += platsmp.o
# BCM281XX and BCM21664 L2 cache control

25
arch/arm/mach-bcm/board_bcm23550.c Normal file
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@ -0,0 +1,25 @@
/*
* Copyright (C) 2016 Broadcom
*
* 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 bcm23550_dt_compat[] = {
"brcm,bcm23550",
NULL,
};
DT_MACHINE_START(BCM23550_DT, "BCM23550 Broadcom Application Processor")
.dt_compat = bcm23550_dt_compat,
MACHINE_END