Ben Dooks | a21765a | 2007-02-11 18:31:01 +0100 | [diff] [blame] | 1 | /* linux/arch/arm/mach-s3c2440/mach-nexcoder.c |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * |
| 3 | * Copyright (c) 2004 Nex Vision |
| 4 | * Guillaume GOURAT <guillaume.gourat@nexvision.tv> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | * |
| 10 | * Modifications: |
| 11 | * 15-10-2004 GG Created initial version |
| 12 | * 12-03-2005 BJD Updated for release |
| 13 | */ |
| 14 | |
| 15 | #include <linux/kernel.h> |
| 16 | #include <linux/types.h> |
| 17 | #include <linux/interrupt.h> |
| 18 | #include <linux/list.h> |
| 19 | #include <linux/timer.h> |
| 20 | #include <linux/init.h> |
Ben Dooks | ec976d6 | 2009-05-13 22:52:24 +0100 | [diff] [blame] | 21 | #include <linux/gpio.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | #include <linux/string.h> |
Ben Dooks | b6d1f54 | 2006-12-17 23:22:26 +0100 | [diff] [blame] | 23 | #include <linux/serial_core.h> |
Tushar Behera | 334a1c7 | 2014-02-14 10:32:45 +0900 | [diff] [blame] | 24 | #include <linux/serial_s3c.h> |
Russell King | d052d1b | 2005-10-29 19:07:23 +0100 | [diff] [blame] | 25 | #include <linux/platform_device.h> |
Russell King | fced80c | 2008-09-06 12:10:45 +0100 | [diff] [blame] | 26 | #include <linux/io.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | |
| 28 | #include <linux/mtd/map.h> |
| 29 | |
| 30 | #include <asm/mach/arch.h> |
| 31 | #include <asm/mach/map.h> |
| 32 | #include <asm/mach/irq.h> |
| 33 | |
| 34 | #include <asm/setup.h> |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 35 | #include <mach/hardware.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | #include <asm/irq.h> |
| 37 | #include <asm/mach-types.h> |
| 38 | |
| 39 | //#include <asm/debug-ll.h> |
Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame] | 40 | #include <mach/regs-gpio.h> |
Linus Walleij | b0161ca | 2014-01-14 14:24:24 +0100 | [diff] [blame] | 41 | #include <mach/gpio-samsung.h> |
Arnd Bergmann | 436d42c | 2012-08-24 15:22:12 +0200 | [diff] [blame] | 42 | #include <linux/platform_data/i2c-s3c2410.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | |
Ben Dooks | 40b956f | 2010-05-04 14:38:49 +0900 | [diff] [blame] | 44 | #include <plat/gpio-cfg.h> |
Ben Dooks | a2b7ba9 | 2008-10-07 22:26:09 +0100 | [diff] [blame] | 45 | #include <plat/devs.h> |
| 46 | #include <plat/cpu.h> |
Romain Naour | 7f78b6e | 2013-01-09 18:47:04 -0800 | [diff] [blame] | 47 | #include <plat/samsung-time.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | |
Kukjin Kim | b27b072 | 2012-01-03 14:02:03 +0100 | [diff] [blame] | 49 | #include "common.h" |
| 50 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | static struct map_desc nexcoder_iodesc[] __initdata = { |
| 52 | /* nothing here yet */ |
| 53 | }; |
| 54 | |
| 55 | #define UCON S3C2410_UCON_DEFAULT |
| 56 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB |
| 57 | #define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE |
| 58 | |
Ben Dooks | 66a9b49 | 2006-06-18 23:04:05 +0100 | [diff] [blame] | 59 | static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 60 | [0] = { |
| 61 | .hwport = 0, |
| 62 | .flags = 0, |
| 63 | .ucon = UCON, |
| 64 | .ulcon = ULCON, |
| 65 | .ufcon = UFCON, |
| 66 | }, |
| 67 | [1] = { |
| 68 | .hwport = 1, |
| 69 | .flags = 0, |
| 70 | .ucon = UCON, |
| 71 | .ulcon = ULCON, |
| 72 | .ufcon = UFCON, |
| 73 | }, |
| 74 | [2] = { |
| 75 | .hwport = 2, |
| 76 | .flags = 0, |
| 77 | .ucon = UCON, |
| 78 | .ulcon = ULCON, |
| 79 | .ufcon = UFCON, |
| 80 | } |
| 81 | }; |
| 82 | |
| 83 | /* NOR Flash on NexVision NexCoder 2440 board */ |
| 84 | |
| 85 | static struct resource nexcoder_nor_resource[] = { |
Tushar Behera | 9615b73 | 2012-05-12 16:12:24 +0900 | [diff] [blame] | 86 | [0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_8M), |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | }; |
| 88 | |
| 89 | static struct map_info nexcoder_nor_map = { |
| 90 | .bankwidth = 2, |
| 91 | }; |
| 92 | |
| 93 | static struct platform_device nexcoder_device_nor = { |
| 94 | .name = "mtd-flash", |
| 95 | .id = -1, |
| 96 | .num_resources = ARRAY_SIZE(nexcoder_nor_resource), |
| 97 | .resource = nexcoder_nor_resource, |
| 98 | .dev = |
| 99 | { |
| 100 | .platform_data = &nexcoder_nor_map, |
| 101 | } |
| 102 | }; |
| 103 | |
| 104 | /* Standard Nexcoder devices */ |
| 105 | |
| 106 | static struct platform_device *nexcoder_devices[] __initdata = { |
Ben Dooks | b813248 | 2009-11-23 00:13:39 +0000 | [diff] [blame] | 107 | &s3c_device_ohci, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | &s3c_device_lcd, |
| 109 | &s3c_device_wdt, |
Ben Dooks | 3e1b776 | 2008-10-31 16:14:40 +0000 | [diff] [blame] | 110 | &s3c_device_i2c0, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 111 | &s3c_device_iis, |
| 112 | &s3c_device_rtc, |
| 113 | &s3c_device_camif, |
| 114 | &s3c_device_spi0, |
| 115 | &s3c_device_spi1, |
| 116 | &nexcoder_device_nor, |
| 117 | }; |
| 118 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 119 | static void __init nexcoder_sensorboard_init(void) |
| 120 | { |
Sylwester Nawrocki | 42aa322 | 2012-08-28 09:06:49 -0700 | [diff] [blame] | 121 | /* Initialize SCCB bus */ |
| 122 | gpio_request_one(S3C2410_GPE(14), GPIOF_OUT_INIT_HIGH, NULL); |
| 123 | gpio_free(S3C2410_GPE(14)); /* IICSCL */ |
| 124 | gpio_request_one(S3C2410_GPE(15), GPIOF_OUT_INIT_HIGH, NULL); |
| 125 | gpio_free(S3C2410_GPE(15)); /* IICSDA */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 126 | |
Sylwester Nawrocki | 42aa322 | 2012-08-28 09:06:49 -0700 | [diff] [blame] | 127 | /* Power up the sensor board */ |
| 128 | gpio_request_one(S3C2410_GPF(1), GPIOF_OUT_INIT_HIGH, NULL); |
| 129 | gpio_free(S3C2410_GPF(1)); /* CAM_GPIO7 => nLDO_PWRDN */ |
| 130 | gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_LOW, NULL); |
| 131 | gpio_free(S3C2410_GPF(2)); /* CAM_GPIO6 => CAM_PWRDN */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 132 | } |
| 133 | |
Ben Dooks | 5fe10ab | 2005-09-20 17:24:33 +0100 | [diff] [blame] | 134 | static void __init nexcoder_map_io(void) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 135 | { |
| 136 | s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 137 | s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs)); |
Romain Naour | 7f78b6e | 2013-01-09 18:47:04 -0800 | [diff] [blame] | 138 | samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
Ben Dooks | 57e5171 | 2007-04-20 11:19:16 +0100 | [diff] [blame] | 139 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 140 | nexcoder_sensorboard_init(); |
| 141 | } |
| 142 | |
Heiko Stuebner | a28d618 | 2014-05-09 05:49:19 +0900 | [diff] [blame] | 143 | static void __init nexcoder_init_time(void) |
| 144 | { |
Heiko Stuebner | 07ee5e7 | 2014-05-09 05:49:29 +0900 | [diff] [blame] | 145 | s3c2440_init_clocks(12000000); |
Heiko Stuebner | a28d618 | 2014-05-09 05:49:19 +0900 | [diff] [blame] | 146 | samsung_timer_init(); |
| 147 | } |
| 148 | |
Ben Dooks | 57e5171 | 2007-04-20 11:19:16 +0100 | [diff] [blame] | 149 | static void __init nexcoder_init(void) |
| 150 | { |
Ben Dooks | 3e1b776 | 2008-10-31 16:14:40 +0000 | [diff] [blame] | 151 | s3c_i2c0_set_platdata(NULL); |
Ben Dooks | 57e5171 | 2007-04-20 11:19:16 +0100 | [diff] [blame] | 152 | platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices)); |
| 153 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 154 | |
| 155 | MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440") |
Russell King | e9dea0c | 2005-07-03 17:38:58 +0100 | [diff] [blame] | 156 | /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */ |
Nicolas Pitre | 69d5071 | 2011-07-05 22:38:17 -0400 | [diff] [blame] | 157 | .atag_offset = 0x100, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 158 | .map_io = nexcoder_map_io, |
Ben Dooks | 57e5171 | 2007-04-20 11:19:16 +0100 | [diff] [blame] | 159 | .init_machine = nexcoder_init, |
Heiko Stuebner | ce6c164 | 2013-02-12 09:59:20 -0800 | [diff] [blame] | 160 | .init_irq = s3c2440_init_irq, |
Heiko Stuebner | a28d618 | 2014-05-09 05:49:19 +0900 | [diff] [blame] | 161 | .init_time = nexcoder_init_time, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 162 | MACHINE_END |