mirror of
https://github.com/torvalds/linux.git
synced 2024-12-21 02:21:36 +00:00
87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
|
/* linux/arch/arm/mach-s5pv310/mach-universal_c210.c
|
||
|
|
*
|
||
|
|
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
|
||
|
|
*
|
||
|
|
* 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 UNIVERSAL_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
|
||
|
|
S3C2410_UCON_RXILEVEL | \
|
||
|
|
S3C2410_UCON_TXIRQMODE | \
|
||
|
|
S3C2410_UCON_RXIRQMODE | \
|
||
|
|
S3C2410_UCON_RXFIFO_TOI | \
|
||
|
|
S3C2443_UCON_RXERR_IRQEN)
|
||
|
|
|
||
|
|
#define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8
|
||
|
|
|
||
|
|
#define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
|
||
|
|
S5PV210_UFCON_TXTRIG256 | \
|
||
|
|
S5PV210_UFCON_RXTRIG256)
|
||
|
|
|
||
|
|
static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = {
|
||
|
|
[0] = {
|
||
|
|
.hwport = 0,
|
||
|
|
.ucon = UNIVERSAL_UCON_DEFAULT,
|
||
|
|
.ulcon = UNIVERSAL_ULCON_DEFAULT,
|
||
|
|
.ufcon = UNIVERSAL_UFCON_DEFAULT,
|
||
|
|
},
|
||
|
|
[1] = {
|
||
|
|
.hwport = 1,
|
||
|
|
.ucon = UNIVERSAL_UCON_DEFAULT,
|
||
|
|
.ulcon = UNIVERSAL_ULCON_DEFAULT,
|
||
|
|
.ufcon = UNIVERSAL_UFCON_DEFAULT,
|
||
|
|
},
|
||
|
|
[2] = {
|
||
|
|
.hwport = 2,
|
||
|
|
.ucon = UNIVERSAL_UCON_DEFAULT,
|
||
|
|
.ulcon = UNIVERSAL_ULCON_DEFAULT,
|
||
|
|
.ufcon = UNIVERSAL_UFCON_DEFAULT,
|
||
|
|
},
|
||
|
|
[3] = {
|
||
|
|
.hwport = 3,
|
||
|
|
.ucon = UNIVERSAL_UCON_DEFAULT,
|
||
|
|
.ulcon = UNIVERSAL_ULCON_DEFAULT,
|
||
|
|
.ufcon = UNIVERSAL_UFCON_DEFAULT,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static void __init universal_map_io(void)
|
||
|
|
{
|
||
|
|
s5p_init_io(NULL, 0, S5P_VA_CHIPID);
|
||
|
|
s3c24xx_init_clocks(24000000);
|
||
|
|
s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs));
|
||
|
|
}
|
||
|
|
|
||
|
|
static void __init universal_machine_init(void)
|
||
|
|
{
|
||
|
|
#ifdef CONFIG_CACHE_L2X0
|
||
|
|
l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff);
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
|
||
|
|
/* Maintainer: Kyungmin Park <kyungmin.park@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 = universal_map_io,
|
||
|
|
.init_machine = universal_machine_init,
|
||
|
|
.timer = &s5pv310_timer,
|
||
|
|
MACHINE_END
|