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ARM: npcm: Introduce Nuvoton WPCM450 SoC

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The WPCM450 is an older BMC SoC in the Nuvoton NPCM family, originally
marketed as Winbond WPCM450.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20210406120921.2484986-6-j.neuschaefer@gmx.net
Signed-off-by: Joel Stanley <joel@jms.id.au>
This commit is contained in:
Jonathan Neuschäfer 2021-04-06 14:09:16 +02:00 committed by Joel Stanley
parent 9b39efacd6
commit ece3fe93e8
3 changed files with 25 additions and 1 deletions
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12
arch/arm/mach-npcm/Kconfig
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@ -1,11 +1,21 @@
# SPDX-License-Identifier: GPL-2.0-only
menuconfig ARCH_NPCM
bool "Nuvoton NPCM Architecture"
depends on ARCH_MULTI_V7
depends on ARCH_MULTI_V5 || ARCH_MULTI_V7
select PINCTRL
if ARCH_NPCM
config ARCH_WPCM450
bool "Support for WPCM450 BMC (Hermon)"
depends on ARCH_MULTI_V5
select CPU_ARM926T
select NPCM7XX_TIMER
help
General support for WPCM450 BMC (Hermon).
Winbond/Nuvoton WPCM450 BMC based on the ARM926EJ-S.
config ARCH_NPCM7XX
bool "Support for NPCM7xx BMC (Poleg)"
depends on ARCH_MULTI_V7

1
arch/arm/mach-npcm/Makefile
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@ -1,5 +1,6 @@
# SPDX-License-Identifier: GPL-2.0-only
AFLAGS_headsmp.o += -march=armv7-a
obj-$(CONFIG_ARCH_WPCM450) += wpcm450.o
obj-$(CONFIG_ARCH_NPCM7XX) += npcm7xx.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o

13
arch/arm/mach-npcm/wpcm450.c Normal file
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@ -0,0 +1,13 @@
// SPDX-License-Identifier: GPL-2.0
// Copyright 2021 Jonathan Neuschäfer
#include <asm/mach/arch.h>
static const char *const wpcm450_dt_match[] = {
"nuvoton,wpcm450",
NULL
};
DT_MACHINE_START(WPCM450_DT, "WPCM450 chip")
.dt_compat = wpcm450_dt_match,
MACHINE_END