ARM: S5PV310: Add Board support file

This patch adds Samsung SMDKV310 board support file.

Signed-off-by: Changhwan Youn <chaos.youn@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/mach-s5pv310/Makefile b/arch/arm/mach-s5pv310/Makefile
index 1b263a5b0f5fae43e0c53953670fc762c9168aee..56e7693ad861807a1fdc398a3ab2804a0ba60c51 100644 (file)
--- a/arch/arm/mach-s5pv310/Makefile
+++ b/arch/arm/mach-s5pv310/Makefile
@@ -18,3 +18,7 @@ obj-$(CONFIG_CPU_S5PV310)     += setup-i2c0.o time.o
 obj-$(CONFIG_SMP)              += platsmp.o headsmp.o
 obj-$(CONFIG_LOCAL_TIMERS)     += localtimer.o
 obj-$(CONFIG_HOTPLUG_CPU)      += hotplug.o
+
+# machine support
+
+obj-$(CONFIG_MACH_SMDKV310)    += mach-smdkv310.o

diff --git a/arch/arm/mach-s5pv310/mach-smdkv310.c b/arch/arm/mach-s5pv310/mach-smdkv310.c
new file mode 100644 (file)
index 0000000..0d6ab77
--- /dev/null
+++ b/arch/arm/mach-s5pv310/mach-smdkv310.c
@@ -0,0 +1,92 @@
+/* linux/arch/arm/mach-s5pv310/mach-smdkv310.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com/
+ *
+ * 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 <linux/serial_core.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+#include <asm/hardware/cache-l2x0.h>
+
+#include <plat/regs-serial.h>
+#include <plat/s5pv310.h>
+#include <plat/cpu.h>
+
+#include <mach/map.h>
+
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define SMDKV310_UCON_DEFAULT  (S3C2410_UCON_TXILEVEL |        \
+                                S3C2410_UCON_RXILEVEL |        \
+                                S3C2410_UCON_TXIRQMODE |       \
+                                S3C2410_UCON_RXIRQMODE |       \
+                                S3C2410_UCON_RXFIFO_TOI |      \
+                                S3C2443_UCON_RXERR_IRQEN)
+
+#define SMDKV310_ULCON_DEFAULT S3C2410_LCON_CS8
+
+#define SMDKV310_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE |       \
+                                S5PV210_UFCON_TXTRIG4 |        \
+                                S5PV210_UFCON_RXTRIG4)
+
+static struct s3c2410_uartcfg smdkv310_uartcfgs[] __initdata = {
+       [0] = {
+               .hwport         = 0,
+               .flags          = 0,
+               .ucon           = SMDKV310_UCON_DEFAULT,
+               .ulcon          = SMDKV310_ULCON_DEFAULT,
+               .ufcon          = SMDKV310_UFCON_DEFAULT,
+       },
+       [1] = {
+               .hwport         = 1,
+               .flags          = 0,
+               .ucon           = SMDKV310_UCON_DEFAULT,
+               .ulcon          = SMDKV310_ULCON_DEFAULT,
+               .ufcon          = SMDKV310_UFCON_DEFAULT,
+       },
+       [2] = {
+               .hwport         = 2,
+               .flags          = 0,
+               .ucon           = SMDKV310_UCON_DEFAULT,
+               .ulcon          = SMDKV310_ULCON_DEFAULT,
+               .ufcon          = SMDKV310_UFCON_DEFAULT,
+       },
+       [3] = {
+               .hwport         = 3,
+               .flags          = 0,
+               .ucon           = SMDKV310_UCON_DEFAULT,
+               .ulcon          = SMDKV310_ULCON_DEFAULT,
+               .ufcon          = SMDKV310_UFCON_DEFAULT,
+       },
+};
+
+static void __init smdkv310_map_io(void)
+{
+       s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+       s3c24xx_init_clocks(24000000);
+       s3c24xx_init_uarts(smdkv310_uartcfgs, ARRAY_SIZE(smdkv310_uartcfgs));
+}
+
+static void __init smdkv310_machine_init(void)
+{
+#ifdef CONFIG_CACHE_L2X0
+       l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff);
+#endif
+}
+
+MACHINE_START(SMDKV310, "SMDKV310")
+       /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
+       /* Maintainer: Changhwan Youn <chaos.youn@samsung.com> */
+       .phys_io        = S3C_PA_UART & 0xfff00000,
+       .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
+       .boot_params    = S5P_PA_SDRAM + 0x100,
+       .init_irq       = s5pv310_init_irq,
+       .map_io         = smdkv310_map_io,
+       .init_machine   = smdkv310_machine_init,
+       .timer          = &s5pv310_timer,
+MACHINE_END