linux-kernel - [PATCH 09/12] ARM: s3c: enable s3c24xx multiplatform support

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Date:   Tue,  5 Apr 2022 11:17:47 +0200
From:   Arnd Bergmann <arnd@...nel.org>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Arnd Bergmann <arnd@...db.de>,
        Russell King <linux@...linux.org.uk>,
        Hartley Sweeten <hsweeten@...ionengravers.com>,
        Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Hubert Feurstein <hubert.feurstein@...tec.at>,
        Lukasz Majewski <lukma@...x.de>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Imre Kaloz <kaloz@...nwrt.org>,
        Krzysztof Halasa <khalasa@...p.pl>,
        Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Simtec Linux Team <linux@...tec.co.uk>,
        Liviu Dudau <liviu.dudau@....com>,
        Sudeep Holla <sudeep.holla@....com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Ard Biesheuvel <ardb@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, patches@...nsource.cirrus.com
Subject: [PATCH 09/12] ARM: s3c: enable s3c24xx multiplatform support

From: Arnd Bergmann <arnd@...db.de>

With the custom ISA I/O and the missing sparse-irq support
out of the way, s3c24xx can now be built into the same
kernel as all other ARM9 based platforms.

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 arch/arm/Kconfig                  | 18 ------------------
 arch/arm/mach-s3c/Kconfig.s3c24xx | 23 ++++++++++++++++++++++-
 2 files changed, 22 insertions(+), 19 deletions(-)

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index c06e008c90ab..68b0a857f9e5 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -438,24 +438,6 @@ config ARCH_SA1100
 	help
 	  Support for StrongARM 11x0 based boards.
 
-config ARCH_S3C24XX
-	bool "Samsung S3C24XX SoCs"
-	select ATAGS
-	select CLKSRC_SAMSUNG_PWM
-	select GPIO_SAMSUNG
-	select GPIOLIB
-	select IRQ_DOMAIN
-	select S3C2410_WATCHDOG
-	select SAMSUNG_ATAGS
-	select SPARSE_IRQ
-	select USE_OF
-	select WATCHDOG
-	help
-	  Samsung S3C2410, S3C2412, S3C2413, S3C2416, S3C2440, S3C2442, S3C2443
-	  and S3C2450 SoCs based systems, such as the Simtec Electronics BAST
-	  (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or the
-	  Samsung SMDK2410 development board (and derivatives).
-
 config ARCH_OMAP1
 	bool "TI OMAP1"
 	select ARCH_OMAP
diff --git a/arch/arm/mach-s3c/Kconfig.s3c24xx b/arch/arm/mach-s3c/Kconfig.s3c24xx
index d47df6427e89..e388e265ba83 100644
--- a/arch/arm/mach-s3c/Kconfig.s3c24xx
+++ b/arch/arm/mach-s3c/Kconfig.s3c24xx
@@ -5,6 +5,22 @@
 #
 # Copyright 2007 Simtec Electronics
 
+menuconfig ARCH_S3C24XX
+	bool "Samsung S3C24XX SoCs"
+	depends on ARCH_MULTI_V4T || ARCH_MULTI_V5
+	select ATAGS
+	select CLKSRC_SAMSUNG_PWM
+	select GPIO_SAMSUNG
+	select GPIOLIB
+	select S3C2410_WATCHDOG
+	select SAMSUNG_ATAGS
+	select WATCHDOG
+	help
+	  Samsung S3C2410, S3C2412, S3C2413, S3C2416, S3C2440, S3C2442, S3C2443
+	  and S3C2450 SoCs based systems, such as the Simtec Electronics BAST
+	  (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or the
+	  Samsung SMDK2410 development board (and derivatives).
+
 if ARCH_S3C24XX
 
 config PLAT_S3C24XX
@@ -12,7 +28,6 @@ config PLAT_S3C24XX
 	select GPIOLIB
 	select NO_IOPORT_MAP
 	select S3C_DEV_NAND
-	select IRQ_DOMAIN
 	select COMMON_CLK
 	help
 	  Base platform code for any Samsung S3C24XX device
@@ -25,6 +40,7 @@ comment "S3C24XX SoCs"
 
 config CPU_S3C2410
 	bool "Samsung S3C2410"
+	depends on ARCH_MULTI_V4T
 	default y
 	select CPU_ARM920T
 	select S3C2410_COMMON_CLK
@@ -36,6 +52,7 @@ config CPU_S3C2410
 
 config CPU_S3C2412
 	bool "Samsung S3C2412"
+	depends on ARCH_MULTI_V5
 	select CPU_ARM926T
 	select S3C2412_COMMON_CLK
 	select S3C2412_PM if PM_SLEEP
@@ -44,6 +61,7 @@ config CPU_S3C2412
 
 config CPU_S3C2416
 	bool "Samsung S3C2416/S3C2450"
+	depends on ARCH_MULTI_V5
 	select CPU_ARM926T
 	select S3C2416_PM if PM_SLEEP
 	select S3C2443_COMMON_CLK
@@ -52,6 +70,7 @@ config CPU_S3C2416
 
 config CPU_S3C2440
 	bool "Samsung S3C2440"
+	depends on ARCH_MULTI_V4T
 	select CPU_ARM920T
 	select S3C2410_COMMON_CLK
 	select S3C2410_PM if PM_SLEEP
@@ -60,6 +79,7 @@ config CPU_S3C2440
 
 config CPU_S3C2442
 	bool "Samsung S3C2442"
+	depends on ARCH_MULTI_V4T
 	select CPU_ARM920T
 	select S3C2410_COMMON_CLK
 	select S3C2410_PM if PM_SLEEP
@@ -72,6 +92,7 @@ config CPU_S3C244X
 
 config CPU_S3C2443
 	bool "Samsung S3C2443"
+	depends on ARCH_MULTI_V4T
 	select CPU_ARM920T
 	select S3C2443_COMMON_CLK
 	help
-- 
2.29.2