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[v2,05/10] ARM: npcm: Introduce Nuvoton WPCM450 SoC

Message ID 20210406120921.2484986-6-j.neuschaefer@gmx.net
State Accepted
Commit ece3fe93e8f4d0c9322b8ca24a250ea9292052fb
Headers show
Series [v2,01/10] dt-bindings: vendor-prefixes: Add Supermicro | expand

Commit Message

Jonathan Neuschäfer April 6, 2021, 12:09 p.m. UTC 
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>
---

v2:
- Reorder lines in Makefile by model number (WPCM450 < NPCM7xx)
---
 arch/arm/mach-npcm/Kconfig   | 12 +++++++++++-
 arch/arm/mach-npcm/Makefile  |  1 +
 arch/arm/mach-npcm/wpcm450.c | 13 +++++++++++++
 3 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm/mach-npcm/wpcm450.c

--
2.30.2
diff mbox series

Patch

diff --git a/arch/arm/mach-npcm/Kconfig b/arch/arm/mach-npcm/Kconfig
index 7f7002dc2b21f..658c8efb4ca14 100644
--- a/arch/arm/mach-npcm/Kconfig
+++ b/arch/arm/mach-npcm/Kconfig
@@ -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
diff --git a/arch/arm/mach-npcm/Makefile b/arch/arm/mach-npcm/Makefile
index 1bc3a70bfab8b..8d61fcd42fb19 100644
--- a/arch/arm/mach-npcm/Makefile
+++ b/arch/arm/mach-npcm/Makefile
@@ -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
diff --git a/arch/arm/mach-npcm/wpcm450.c b/arch/arm/mach-npcm/wpcm450.c
new file mode 100644
index 0000000000000..f17b3dab45af3
--- /dev/null
+++ b/arch/arm/mach-npcm/wpcm450.c
@@ -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