projects / mirror_ubuntu-artful-kernel.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> | |
| 32 | #include <asm/hardware/iomd.h> | |
| 33 | #include <asm/io.h> | |
| 34 | #include <asm/irq.h> | |
| 35 | #include <asm/mach-types.h> | |
| 36 | ||
| 37 | #include <asm/arch/regs-serial.h> | |
| 38 | #include <asm/arch/regs-gpio.h> | |
| 39 | #include <asm/arch/iic.h> | |
| 40 | ||
| 1da177e4 LT |
41 | #include "s3c2410.h" |
| 42 | #include "clock.h" | |
| 43 | #include "devs.h" | |
| 44 | #include "cpu.h" | |
| 45 | ||
| 46 | static struct map_desc n30_iodesc[] __initdata = { | |
| 47 | /* nothing here yet */ | |
| 48 | }; | |
| 49 | ||
| 50 | static struct s3c2410_uartcfg n30_uartcfgs[] = { | |
| 51 | /* Normal serial port */ | |
| 52 | [0] = { | |
| 53 | .hwport = 0, | |
| 54 | .flags = 0, | |
| 55 | .ucon = 0x2c5, | |
| 56 | .ulcon = 0x03, | |
| 57 | .ufcon = 0x51, | |
| 58 | }, | |
| 59 | /* IR port */ | |
| 60 | [1] = { | |
| 61 | .hwport = 1, | |
| 62 | .flags = 0, | |
| 63 | .uart_flags = UPF_CONS_FLOW, | |
| 64 | .ucon = 0x2c5, | |
| 65 | .ulcon = 0x43, | |
| 66 | .ufcon = 0x51, | |
| 67 | }, | |
| 68 | /* The BlueTooth controller is connected to port 2 */ | |
| 69 | [2] = { | |
| 70 | .hwport = 2, | |
| 71 | .flags = 0, | |
| 72 | .ucon = 0x2c5, | |
| 73 | .ulcon = 0x03, | |
| 74 | .ufcon = 0x51, | |
| 75 | }, | |
| 76 | }; | |
| 77 | ||
| 78 | static struct platform_device *n30_devices[] __initdata = { | |
| 79 | &s3c_device_usb, | |
| 80 | &s3c_device_lcd, | |
| 81 | &s3c_device_wdt, | |
| 82 | &s3c_device_i2c, | |
| 83 | &s3c_device_iis, | |
| 84 | &s3c_device_usbgadget, | |
| 85 | }; | |
| 86 | ||
| 87 | static struct s3c2410_platform_i2c n30_i2ccfg = { | |
| 88 | .flags = 0, | |
| 89 | .slave_addr = 0x10, | |
| 90 | .bus_freq = 10*1000, | |
| 91 | .max_freq = 10*1000, | |
| 92 | }; | |
| 93 | ||
| 94 | static struct s3c24xx_board n30_board __initdata = { | |
| 95 | .devices = n30_devices, | |
| 96 | .devices_count = ARRAY_SIZE(n30_devices) | |
| 97 | }; | |
| 98 | ||
| 5fe10ab1 | 99 | static void __init n30_map_io(void) |
| 1da177e4 LT |
100 | { |
| 101 | s3c24xx_init_io(n30_iodesc, ARRAY_SIZE(n30_iodesc)); | |
| 102 | s3c24xx_init_clocks(0); | |
| 103 | s3c24xx_init_uarts(n30_uartcfgs, ARRAY_SIZE(n30_uartcfgs)); | |
| 104 | s3c24xx_set_board(&n30_board); | |
| 105 | } | |
| 106 | ||
| 5fe10ab1 | 107 | static void __init n30_init_irq(void) |
| 1da177e4 LT |
108 | { |
| 109 | s3c24xx_init_irq(); | |
| 110 | } | |
| 111 | ||
| 027da01d | 112 | /* GPB3 is the line that controls the pull-up for the USB D+ line */ |
| 1da177e4 | 113 | |
| 5fe10ab1 | 114 | static void __init n30_init(void) |
| 1da177e4 LT |
115 | { |
| 116 | s3c_device_i2c.dev.platform_data = &n30_i2ccfg; | |
| 117 | ||
| 027da01d BD |
118 | /* Turn off suspend on both USB ports, and switch the |
| 119 | * selectable USB port to USB device mode. */ | |
| 120 | ||
| 121 | s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | | |
| 122 | S3C2410_MISCCR_USBSUSPND0 | | |
| 123 | S3C2410_MISCCR_USBSUSPND1, 0x0); | |
| 1da177e4 LT |
124 | } |
| 125 | ||
| 126 | MACHINE_START(N30, "Acer-N30") | |
| 027da01d BD |
127 | /* Maintainer: Christer Weinigel <christer@weinigel.se>, |
| 128 | Ben Dooks <ben-linux@fluff.org> | |
| 129 | */ | |
| e9dea0c6 RK |
130 | .phys_io = S3C2410_PA_UART, |
| 131 | .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, | |
| 132 | .boot_params = S3C2410_SDRAM_PA + 0x100, | |
| 1da177e4 LT |
133 | .timer = &s3c24xx_timer, |
| 134 | .init_machine = n30_init, | |
| 135 | .init_irq = n30_init_irq, | |
| 136 | .map_io = n30_map_io, | |
| 137 | MACHINE_END | |
| 138 | ||
| 139 | /* | |
| 140 | Local variables: | |
| 141 | compile-command: "make ARCH=arm CROSS_COMPILE=/usr/local/arm/3.3.2/bin/arm-linux- -k -C ../../.." | |
| 142 | c-basic-offset: 8 | |
| 143 | End: | |
| 144 | */ |