projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* linux/arch/arm/mach-s3c2410/mach-n30.c |
| 2 | * | |
| 3 | * Copyright (c) 2003-2005 Simtec Electronics | |
| 4 | * Ben Dooks <ben@simtec.co.uk> | |
| 5 | * | |
| 6 | * Copyright (c) 2005 Christer Weinigel <christer@weinigel.se> | |
| 7 | * | |
| 8 | * There is a wiki with more information about the n30 port at | |
| 9 | * http://handhelds.org/moin/moin.cgi/AcerN30Documentation . | |
| 10 | * | |
| 11 | * This program is free software; you can redistribute it and/or modify | |
| 12 | * it under the terms of the GNU General Public License version 2 as | |
| 13 | * published by the Free Software Foundation. | |
| 14 | */ | |
| 15 | ||
| 16 | #include <linux/kernel.h> | |
| 17 | #include <linux/types.h> | |
| 18 | #include <linux/interrupt.h> | |
| 19 | #include <linux/list.h> | |
| 20 | #include <linux/timer.h> | |
| 21 | #include <linux/init.h> | |
| 22 | #include <linux/delay.h> | |
| b6d1f542 | 23 | #include <linux/serial_core.h> |
| d052d1be | 24 | #include <linux/platform_device.h> |
| 1da177e4 LT |
25 | #include <linux/kthread.h> |
| 26 | ||
| 27 | #include <asm/mach/arch.h> | |
| 28 | #include <asm/mach/map.h> | |
| 29 | #include <asm/mach/irq.h> | |
| 30 | ||
| 31 | #include <asm/hardware.h> | |
| 1da177e4 LT |
32 | #include <asm/io.h> |
| 33 | #include <asm/irq.h> | |
| 34 | #include <asm/mach-types.h> | |
| 35 | ||
| 36 | #include <asm/arch/regs-serial.h> | |
| 37 | #include <asm/arch/regs-gpio.h> | |
| 38 | #include <asm/arch/iic.h> | |
| 39 | ||
| a21765a7 BD |
40 | #include <asm/plat-s3c24xx/s3c2410.h> |
| 41 | #include <asm/plat-s3c24xx/clock.h> | |
| 42 | #include <asm/plat-s3c24xx/devs.h> | |
| 43 | #include <asm/plat-s3c24xx/cpu.h> | |
| 1da177e4 LT |
44 | |
| 45 | static struct map_desc n30_iodesc[] __initdata = { | |
| 46 | /* nothing here yet */ | |
| 47 | }; | |
| 48 | ||
| 49 | static struct s3c2410_uartcfg n30_uartcfgs[] = { | |
| 50 | /* Normal serial port */ | |
| 51 | [0] = { | |
| 52 | .hwport = 0, | |
| 53 | .flags = 0, | |
| 54 | .ucon = 0x2c5, | |
| 55 | .ulcon = 0x03, | |
| 56 | .ufcon = 0x51, | |
| 57 | }, | |
| 58 | /* IR port */ | |
| 59 | [1] = { | |
| 60 | .hwport = 1, | |
| 61 | .flags = 0, | |
| 62 | .uart_flags = UPF_CONS_FLOW, | |
| 63 | .ucon = 0x2c5, | |
| 64 | .ulcon = 0x43, | |
| 65 | .ufcon = 0x51, | |
| 66 | }, | |
| 67 | /* The BlueTooth controller is connected to port 2 */ | |
| 68 | [2] = { | |
| 69 | .hwport = 2, | |
| 70 | .flags = 0, | |
| 71 | .ucon = 0x2c5, | |
| 72 | .ulcon = 0x03, | |
| 73 | .ufcon = 0x51, | |
| 74 | }, | |
| 75 | }; | |
| 76 | ||
| 77 | static struct platform_device *n30_devices[] __initdata = { | |
| 78 | &s3c_device_usb, | |
| 79 | &s3c_device_lcd, | |
| 80 | &s3c_device_wdt, | |
| 81 | &s3c_device_i2c, | |
| 82 | &s3c_device_iis, | |
| 83 | &s3c_device_usbgadget, | |
| 84 | }; | |
| 85 | ||
| 86 | static struct s3c2410_platform_i2c n30_i2ccfg = { | |
| 87 | .flags = 0, | |
| 88 | .slave_addr = 0x10, | |
| 89 | .bus_freq = 10*1000, | |
| 90 | .max_freq = 10*1000, | |
| 91 | }; | |
| 92 | ||
| 5fe10ab1 | 93 | static void __init n30_map_io(void) |
| 1da177e4 LT |
94 | { |
| 95 | s3c24xx_init_io(n30_iodesc, ARRAY_SIZE(n30_iodesc)); | |
| 96 | s3c24xx_init_clocks(0); | |
| 97 | s3c24xx_init_uarts(n30_uartcfgs, ARRAY_SIZE(n30_uartcfgs)); | |
| 1da177e4 LT |
98 | } |
| 99 | ||
| 5fe10ab1 | 100 | static void __init n30_init_irq(void) |
| 1da177e4 LT |
101 | { |
| 102 | s3c24xx_init_irq(); | |
| 103 | } | |
| 104 | ||
| 027da01d | 105 | /* GPB3 is the line that controls the pull-up for the USB D+ line */ |
| 1da177e4 | 106 | |
| 5fe10ab1 | 107 | static void __init n30_init(void) |
| 1da177e4 LT |
108 | { |
| 109 | s3c_device_i2c.dev.platform_data = &n30_i2ccfg; | |
| 110 | ||
| 027da01d BD |
111 | /* Turn off suspend on both USB ports, and switch the |
| 112 | * selectable USB port to USB device mode. */ | |
| 113 | ||
| 114 | s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | | |
| 115 | S3C2410_MISCCR_USBSUSPND0 | | |
| 116 | S3C2410_MISCCR_USBSUSPND1, 0x0); | |
| 57e5171c BD |
117 | |
| 118 | platform_add_devices(n30_devices, ARRAY_SIZE(n30_devices)); | |
| 1da177e4 LT |
119 | } |
| 120 | ||
| 121 | MACHINE_START(N30, "Acer-N30") | |
| 027da01d BD |
122 | /* Maintainer: Christer Weinigel <christer@weinigel.se>, |
| 123 | Ben Dooks <ben-linux@fluff.org> | |
| 124 | */ | |
| e9dea0c6 RK |
125 | .phys_io = S3C2410_PA_UART, |
| 126 | .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, | |
| 127 | .boot_params = S3C2410_SDRAM_PA + 0x100, | |
| 1da177e4 LT |
128 | .timer = &s3c24xx_timer, |
| 129 | .init_machine = n30_init, | |
| 130 | .init_irq = n30_init_irq, | |
| 131 | .map_io = n30_map_io, | |
| 132 | MACHINE_END | |
| 133 | ||
| 134 | /* | |
| 135 | Local variables: | |
| 136 | compile-command: "make ARCH=arm CROSS_COMPILE=/usr/local/arm/3.3.2/bin/arm-linux- -k -C ../../.." | |
| 137 | c-basic-offset: 8 | |
| 138 | End: | |
| 139 | */ |