diff options
Diffstat (limited to 'arch/arm/mach-s3c/mach-smdk2443.c')
-rw-r--r-- | arch/arm/mach-s3c/mach-smdk2443.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c/mach-smdk2443.c b/arch/arm/mach-s3c/mach-smdk2443.c new file mode 100644 index 000000000000..85a3f73fd0a1 --- /dev/null +++ b/arch/arm/mach-s3c/mach-smdk2443.c @@ -0,0 +1,136 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (c) 2007 Simtec Electronics +// Ben Dooks <ben@simtec.co.uk> +// +// http://www.fluff.org/ben/smdk2443/ +// +// Thanks to Samsung for the loan of an SMDK2443 + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/list.h> +#include <linux/timer.h> +#include <linux/init.h> +#include <linux/serial_core.h> +#include <linux/serial_s3c.h> +#include <linux/platform_device.h> +#include <linux/io.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> + +#include <asm/irq.h> +#include <asm/mach-types.h> + +#include <mach/regs-gpio.h> + +#include <linux/platform_data/fb-s3c2410.h> +#include <linux/platform_data/i2c-s3c2410.h> + +#include <plat/devs.h> +#include <plat/cpu.h> + +#include "s3c24xx.h" +#include "common-smdk-s3c24xx.h" + +static struct map_desc smdk2443_iodesc[] __initdata = { + /* ISA IO Space map (memory space selected by A24) */ + + { + .virtual = (u32)S3C24XX_VA_ISA_WORD, + .pfn = __phys_to_pfn(S3C2410_CS2), + .length = 0x10000, + .type = MT_DEVICE, + }, { + .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000, + .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), + .length = SZ_4M, + .type = MT_DEVICE, + }, { + .virtual = (u32)S3C24XX_VA_ISA_BYTE, + .pfn = __phys_to_pfn(S3C2410_CS2), + .length = 0x10000, + .type = MT_DEVICE, + }, { + .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000, + .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), + .length = SZ_4M, + .type = MT_DEVICE, + } +}; + +#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK +#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB +#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE + +static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x51, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x51, + }, + /* IR port */ + [2] = { + .hwport = 2, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x43, + .ufcon = 0x51, + }, + [3] = { + .hwport = 3, + .flags = 0, + .ucon = 0x3c5, + .ulcon = 0x03, + .ufcon = 0x51, + } +}; + +static struct platform_device *smdk2443_devices[] __initdata = { + &s3c_device_wdt, + &s3c_device_i2c0, + &s3c_device_hsmmc1, + &s3c2443_device_dma, +}; + +static void __init smdk2443_map_io(void) +{ + s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc)); + s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs)); + samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); +} + +static void __init smdk2443_init_time(void) +{ + s3c2443_init_clocks(12000000); + samsung_timer_init(); +} + +static void __init smdk2443_machine_init(void) +{ + s3c_i2c0_set_platdata(NULL); + platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices)); + smdk_machine_init(); +} + +MACHINE_START(SMDK2443, "SMDK2443") + /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ + .atag_offset = 0x100, + + .init_irq = s3c2443_init_irq, + .map_io = smdk2443_map_io, + .init_machine = smdk2443_machine_init, + .init_time = smdk2443_init_time, +MACHINE_END |