| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | // |
| 3 | // Copyright 2008 Simtec Electronics |
| 4 | // Ben Dooks <ben@simtec.co.uk> |
| 5 | // http://armlinux.simtec.co.uk/ |
| 6 | |
| 7 | #include <linux/kernel.h> |
| 8 | #include <linux/types.h> |
| 9 | #include <linux/interrupt.h> |
| 10 | #include <linux/list.h> |
| 11 | #include <linux/timer.h> |
| 12 | #include <linux/init.h> |
| 13 | #include <linux/serial_core.h> |
| 14 | #include <linux/serial_s3c.h> |
| 15 | #include <linux/platform_device.h> |
| 16 | #include <linux/i2c.h> |
| 17 | #include <linux/io.h> |
| 18 | |
| 19 | #include <asm/mach-types.h> |
| 20 | |
| 21 | #include <asm/mach/arch.h> |
| 22 | #include <asm/mach/map.h> |
| 23 | #include <asm/mach/irq.h> |
| 24 | |
| 25 | #include <mach/irqs.h> |
| 26 | #include <mach/hardware.h> |
| 27 | #include <mach/map.h> |
| 28 | |
| 29 | #include <plat/devs.h> |
| 30 | #include <plat/cpu.h> |
| 31 | #include <linux/platform_data/i2c-s3c2410.h> |
| 32 | #include <mach/gpio-samsung.h> |
| 33 | #include <plat/samsung-time.h> |
| 34 | |
| 35 | #include "common.h" |
| 36 | |
| 37 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK |
| 38 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB |
| 39 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE |
| 40 | |
| 41 | static struct s3c2410_uartcfg smdk6400_uartcfgs[] __initdata = { |
| 42 | [0] = { |
| 43 | .hwport = 0, |
| 44 | .flags = 0, |
| 45 | .ucon = 0x3c5, |
| 46 | .ulcon = 0x03, |
| 47 | .ufcon = 0x51, |
| 48 | }, |
| 49 | [1] = { |
| 50 | .hwport = 1, |
| 51 | .flags = 0, |
| 52 | .ucon = 0x3c5, |
| 53 | .ulcon = 0x03, |
| 54 | .ufcon = 0x51, |
| 55 | }, |
| 56 | }; |
| 57 | |
| 58 | static struct map_desc smdk6400_iodesc[] = {}; |
| 59 | |
| 60 | static void __init smdk6400_map_io(void) |
| 61 | { |
| 62 | s3c64xx_init_io(smdk6400_iodesc, ARRAY_SIZE(smdk6400_iodesc)); |
| 63 | s3c64xx_set_xtal_freq(12000000); |
| 64 | s3c24xx_init_uarts(smdk6400_uartcfgs, ARRAY_SIZE(smdk6400_uartcfgs)); |
| 65 | samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
| 66 | } |
| 67 | |
| 68 | static struct platform_device *smdk6400_devices[] __initdata = { |
| 69 | &s3c_device_hsmmc1, |
| 70 | &s3c_device_i2c0, |
| 71 | }; |
| 72 | |
| 73 | static struct i2c_board_info i2c_devs[] __initdata = { |
| 74 | { I2C_BOARD_INFO("wm8753", 0x1A), }, |
| 75 | { I2C_BOARD_INFO("24c08", 0x50), }, |
| 76 | }; |
| 77 | |
| 78 | static void __init smdk6400_machine_init(void) |
| 79 | { |
| 80 | i2c_register_board_info(0, i2c_devs, ARRAY_SIZE(i2c_devs)); |
| 81 | platform_add_devices(smdk6400_devices, ARRAY_SIZE(smdk6400_devices)); |
| 82 | } |
| 83 | |
| 84 | MACHINE_START(SMDK6400, "SMDK6400") |
| 85 | /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ |
| 86 | .atag_offset = 0x100, |
| 87 | .nr_irqs = S3C64XX_NR_IRQS, |
| 88 | .init_irq = s3c6400_init_irq, |
| 89 | .map_io = smdk6400_map_io, |
| 90 | .init_machine = smdk6400_machine_init, |
| 91 | .init_time = samsung_timer_init, |
| 92 | .restart = s3c64xx_restart, |
| 93 | MACHINE_END |