[ARM] S3C24A0: Initial architecture support files

Initial architecture support for the S3C24A0 ARCH_S3C24A0.

We don't yet add an kconfig entry in the main arch/arm/Kconfig
file as the series is not complete, so that is left until enough
support is in to be useful.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 260864f..27ff1e9 100644 (file)
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -121,6 +121,7 @@ endif
  machine-$(CONFIG_ARCH_OMAP3)     := omap2
     plat-$(CONFIG_ARCH_OMAP)      := omap
  machine-$(CONFIG_ARCH_S3C2410)           := s3c2410 s3c2400 s3c2412 s3c2440 s3c2442 s3c2443
+ machine-$(CONFIG_ARCH_S3C24A0)           := s3c24a0
     plat-$(CONFIG_PLAT_S3C24XX)           := s3c24xx s3c
  machine-$(CONFIG_ARCH_LH7A40X)           := lh7a40x
  machine-$(CONFIG_ARCH_VERSATILE)  := versatile

diff --git a/arch/arm/mach-s3c24a0/include/mach/io.h b/arch/arm/mach-s3c24a0/include/mach/io.h
new file mode 100644 (file)
index 0000000..c163364
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/io.h
@@ -0,0 +1,16 @@
+/* arch/arm/mach-s3c24a0/include/mach/io.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *     Ben Dooks <ben-linux@fluff.org>
+ *
+ * IO access and mapping routines for the S3C24A0
+ */
+
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+/* No current ISA/PCI bus support. */
+#define __io(a)                ((void __iomem *)(a))
+#define __mem_pci(a)   (a)
+
+#endif

diff --git a/arch/arm/mach-s3c24a0/include/mach/system.h b/arch/arm/mach-s3c24a0/include/mach/system.h
new file mode 100644 (file)
index 0000000..bd1bd19
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/system.h
@@ -0,0 +1,25 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/system.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24A0 - System function defines and includes
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <mach/hardware.h>
+#include <asm/io.h>
+
+#include <mach/map.h>
+
+static void arch_idle(void)
+{
+       /* currently no specific idle support. */
+}
+
+void (*s3c24xx_reset_hook)(void);
+
+#include <asm/plat-s3c24xx/system-reset.h>

diff --git a/arch/arm/mach-s3c24a0/include/mach/timex.h b/arch/arm/mach-s3c24a0/include/mach/timex.h
new file mode 100644 (file)
index 0000000..9857342
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/timex.h
@@ -0,0 +1,18 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/timex.h
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *     Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - time parameters
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_TIMEX_H
+#define __ASM_ARCH_TIMEX_H
+
+#define CLOCK_TICK_RATE 12000000
+
+#endif /* __ASM_ARCH_TIMEX_H */

diff --git a/arch/arm/mach-s3c24a0/include/mach/vmalloc.h b/arch/arm/mach-s3c24a0/include/mach/vmalloc.h
new file mode 100644 (file)
index 0000000..4d4fe48
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/vmalloc.h
@@ -0,0 +1,17 @@
+/* linux/include/asm-arm/arch-s3c24ao/vmalloc.h
+ *
+ * Copyright 2008 Simtec Electronics <linux@simtec.co.uk>
+
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C24A0 vmalloc definition
+*/
+
+#ifndef __ASM_ARCH_VMALLOC_H
+#define __ASM_ARCH_VMALLOC_H
+
+#define VMALLOC_END      (0xE0000000)
+
+#endif /* __ASM_ARCH_VMALLOC_H */

diff --git a/arch/arm/plat-s3c/Kconfig b/arch/arm/plat-s3c/Kconfig
index 31656c3..b57ada4 100644 (file)
--- a/arch/arm/plat-s3c/Kconfig
+++ b/arch/arm/plat-s3c/Kconfig
@@ -6,8 +6,8 @@
 
 config PLAT_S3C
        bool
-       depends on ARCH_S3C2410
-       default y if ARCH_S3C2410
+       depends on ARCH_S3C2410 || ARCH_S3C24A0
+       default y
        select NO_IOPORT
        help
          Base platform code for any Samsung S3C device
@@ -16,24 +16,24 @@ config PLAT_S3C
 
 config CPU_LLSERIAL_S3C2410_ONLY
        bool
-       depends on ARCH_S3C2410
+       depends on PLAT_S3C
        default y if CPU_LLSERIAL_S3C2410 && !CPU_LLSERIAL_S3C2440
 
 config CPU_LLSERIAL_S3C2440_ONLY
        bool
-       depends on ARCH_S3C2410
+       depends on PLAT_S3C
        default y if CPU_LLSERIAL_S3C2440 && !CPU_LLSERIAL_S3C2410
 
 config CPU_LLSERIAL_S3C2410
        bool
-       depends on ARCH_S3C2410
+       depends on PLAT_S3C
        help
          Selected if there is an S3C2410 (or register compatible) serial
          low-level implementation needed
 
 config CPU_LLSERIAL_S3C2440
        bool
-       depends on ARCH_S3C2410
+       depends on PLAT_S3C
        help
          Selected if there is an S3C2440 (or register compatible) serial
          low-level implementation needed

diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig
index d3faf01..f0d54fd 100644 (file)
--- a/arch/arm/plat-s3c24xx/Kconfig
+++ b/arch/arm/plat-s3c24xx/Kconfig
@@ -6,8 +6,8 @@
 
 config PLAT_S3C24XX
        bool
-       depends on ARCH_S3C2410
-       default y if ARCH_S3C2410
+       depends on ARCH_S3C2410 || ARCH_S3C24A0
+       default y
        select NO_IOPORT
        select ARCH_REQUIRE_GPIOLIB
        help