| xj | b04a402 | 2021-11-25 15:01:52 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | // |
| 3 | // Copyright (c) 2007 Simtec Electronics |
| 4 | // Ben Dooks <ben@simtec.co.uk> |
| 5 | // |
| 6 | // http://www.fluff.org/ben/smdk2443/ |
| 7 | // |
| 8 | // Thanks to Samsung for the loan of an SMDK2443 |
| 9 | |
| 10 | #include <linux/kernel.h> |
| 11 | #include <linux/types.h> |
| 12 | #include <linux/interrupt.h> |
| 13 | #include <linux/list.h> |
| 14 | #include <linux/timer.h> |
| 15 | #include <linux/init.h> |
| 16 | #include <linux/serial_core.h> |
| 17 | #include <linux/serial_s3c.h> |
| 18 | #include <linux/platform_device.h> |
| 19 | #include <linux/io.h> |
| 20 | |
| 21 | #include <asm/mach/arch.h> |
| 22 | #include <asm/mach/map.h> |
| 23 | #include <asm/mach/irq.h> |
| 24 | |
| 25 | #include <mach/hardware.h> |
| 26 | #include <asm/irq.h> |
| 27 | #include <asm/mach-types.h> |
| 28 | |
| 29 | #include <mach/regs-gpio.h> |
| 30 | #include <mach/regs-lcd.h> |
| 31 | |
| 32 | #include <mach/fb.h> |
| 33 | #include <linux/platform_data/i2c-s3c2410.h> |
| 34 | |
| 35 | #include <plat/devs.h> |
| 36 | #include <plat/cpu.h> |
| 37 | #include <plat/samsung-time.h> |
| 38 | |
| 39 | #include "common.h" |
| 40 | #include "common-smdk.h" |
| 41 | |
| 42 | static struct map_desc smdk2443_iodesc[] __initdata = { |
| 43 | /* ISA IO Space map (memory space selected by A24) */ |
| 44 | |
| 45 | { |
| 46 | .virtual = (u32)S3C24XX_VA_ISA_WORD, |
| 47 | .pfn = __phys_to_pfn(S3C2410_CS2), |
| 48 | .length = 0x10000, |
| 49 | .type = MT_DEVICE, |
| 50 | }, { |
| 51 | .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000, |
| 52 | .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), |
| 53 | .length = SZ_4M, |
| 54 | .type = MT_DEVICE, |
| 55 | }, { |
| 56 | .virtual = (u32)S3C24XX_VA_ISA_BYTE, |
| 57 | .pfn = __phys_to_pfn(S3C2410_CS2), |
| 58 | .length = 0x10000, |
| 59 | .type = MT_DEVICE, |
| 60 | }, { |
| 61 | .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000, |
| 62 | .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), |
| 63 | .length = SZ_4M, |
| 64 | .type = MT_DEVICE, |
| 65 | } |
| 66 | }; |
| 67 | |
| 68 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK |
| 69 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB |
| 70 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE |
| 71 | |
| 72 | static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = { |
| 73 | [0] = { |
| 74 | .hwport = 0, |
| 75 | .flags = 0, |
| 76 | .ucon = 0x3c5, |
| 77 | .ulcon = 0x03, |
| 78 | .ufcon = 0x51, |
| 79 | }, |
| 80 | [1] = { |
| 81 | .hwport = 1, |
| 82 | .flags = 0, |
| 83 | .ucon = 0x3c5, |
| 84 | .ulcon = 0x03, |
| 85 | .ufcon = 0x51, |
| 86 | }, |
| 87 | /* IR port */ |
| 88 | [2] = { |
| 89 | .hwport = 2, |
| 90 | .flags = 0, |
| 91 | .ucon = 0x3c5, |
| 92 | .ulcon = 0x43, |
| 93 | .ufcon = 0x51, |
| 94 | }, |
| 95 | [3] = { |
| 96 | .hwport = 3, |
| 97 | .flags = 0, |
| 98 | .ucon = 0x3c5, |
| 99 | .ulcon = 0x03, |
| 100 | .ufcon = 0x51, |
| 101 | } |
| 102 | }; |
| 103 | |
| 104 | static struct platform_device *smdk2443_devices[] __initdata = { |
| 105 | &s3c_device_wdt, |
| 106 | &s3c_device_i2c0, |
| 107 | &s3c_device_hsmmc1, |
| 108 | &s3c2443_device_dma, |
| 109 | }; |
| 110 | |
| 111 | static void __init smdk2443_map_io(void) |
| 112 | { |
| 113 | s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc)); |
| 114 | s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs)); |
| 115 | samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
| 116 | } |
| 117 | |
| 118 | static void __init smdk2443_init_time(void) |
| 119 | { |
| 120 | s3c2443_init_clocks(12000000); |
| 121 | samsung_timer_init(); |
| 122 | } |
| 123 | |
| 124 | static void __init smdk2443_machine_init(void) |
| 125 | { |
| 126 | s3c_i2c0_set_platdata(NULL); |
| 127 | platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices)); |
| 128 | smdk_machine_init(); |
| 129 | } |
| 130 | |
| 131 | MACHINE_START(SMDK2443, "SMDK2443") |
| 132 | /* Maintainer: Ben Dooks <ben-linux@fluff.org> */ |
| 133 | .atag_offset = 0x100, |
| 134 | |
| 135 | .init_irq = s3c2443_init_irq, |
| 136 | .map_io = smdk2443_map_io, |
| 137 | .init_machine = smdk2443_machine_init, |
| 138 | .init_time = smdk2443_init_time, |
| 139 | MACHINE_END |