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ARM: S5PV310: Add Board support file

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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>
This commit is contained in:
Changhwan Youn 2010-07-16 12:18:36 +09:00 committed by Kukjin Kim
parent cc0e72b87a
commit b1d69cc670
2 changed files with 96 additions and 0 deletions
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4
arch/arm/mach-s5pv310/Makefile
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@ -18,3 +18,7 @@ obj-$(CONFIG_CPU_S5PV310) += setup-i2c0.o time.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_SMP) += platsmp.o headsmp.o
obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
# machine support
obj-$(CONFIG_MACH_SMDKV310) += mach-smdkv310.o

92
arch/arm/mach-s5pv310/mach-smdkv310.c Normal file
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@ -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