Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
[linux-2.6] / arch / arm / mach-at91 / board-sam9rlek.c
1 /*
2  *  Copyright (C) 2005 SAN People
3  *  Copyright (C) 2007 Atmel Corporation
4  *
5  * This file is subject to the terms and conditions of the GNU General Public
6  * License.  See the file COPYING in the main directory of this archive for
7  * more details.
8  */
9
10 #include <linux/types.h>
11 #include <linux/init.h>
12 #include <linux/mm.h>
13 #include <linux/module.h>
14 #include <linux/platform_device.h>
15 #include <linux/spi/spi.h>
16 #include <linux/fb.h>
17 #include <linux/clk.h>
18
19 #include <video/atmel_lcdc.h>
20
21 #include <asm/setup.h>
22 #include <asm/mach-types.h>
23 #include <asm/irq.h>
24
25 #include <asm/mach/arch.h>
26 #include <asm/mach/map.h>
27 #include <asm/mach/irq.h>
28
29 #include <mach/hardware.h>
30 #include <mach/board.h>
31 #include <mach/gpio.h>
32 #include <mach/at91sam9_smc.h>
33
34 #include "generic.h"
35
36
37 static void __init ek_map_io(void)
38 {
39         /* Initialize processor: 12.000 MHz crystal */
40         at91sam9rl_initialize(12000000);
41
42         /* DGBU on ttyS0. (Rx & Tx only) */
43         at91_register_uart(0, 0, 0);
44
45         /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) */
46         at91_register_uart(AT91SAM9RL_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
47
48         /* set serial console to ttyS0 (ie, DBGU) */
49         at91_set_serial_console(0);
50 }
51
52 static void __init ek_init_irq(void)
53 {
54         at91sam9rl_init_interrupts(NULL);
55 }
56
57
58 /*
59  * USB HS Device port
60  */
61 static struct usba_platform_data __initdata ek_usba_udc_data = {
62         .vbus_pin       = AT91_PIN_PA8,
63 };
64
65
66 /*
67  * MCI (SD/MMC)
68  */
69 static struct at91_mmc_data __initdata ek_mmc_data = {
70         .wire4          = 1,
71         .det_pin        = AT91_PIN_PA15,
72 //      .wp_pin         = ... not connected
73 //      .vcc_pin        = ... not connected
74 };
75
76
77 /*
78  * NAND flash
79  */
80 static struct mtd_partition __initdata ek_nand_partition[] = {
81         {
82                 .name   = "Partition 1",
83                 .offset = 0,
84                 .size   = SZ_256K,
85         },
86         {
87                 .name   = "Partition 2",
88                 .offset = MTDPART_OFS_NXTBLK,
89                 .size   = MTDPART_SIZ_FULL,
90         },
91 };
92
93 static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
94 {
95         *num_partitions = ARRAY_SIZE(ek_nand_partition);
96         return ek_nand_partition;
97 }
98
99 static struct atmel_nand_data __initdata ek_nand_data = {
100         .ale            = 21,
101         .cle            = 22,
102 //      .det_pin        = ... not connected
103         .rdy_pin        = AT91_PIN_PD17,
104         .enable_pin     = AT91_PIN_PB6,
105         .partition_info = nand_partitions,
106         .bus_width_16   = 0,
107 };
108
109
110 /*
111  * SPI devices
112  */
113 static struct spi_board_info ek_spi_devices[] = {
114         {       /* DataFlash chip */
115                 .modalias       = "mtd_dataflash",
116                 .chip_select    = 0,
117                 .max_speed_hz   = 15 * 1000 * 1000,
118                 .bus_num        = 0,
119         },
120 };
121
122
123 /*
124  * LCD Controller
125  */
126 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
127 static struct fb_videomode at91_tft_vga_modes[] = {
128         {
129                 .name           = "TX09D50VM1CCA @ 60",
130                 .refresh        = 60,
131                 .xres           = 240,          .yres           = 320,
132                 .pixclock       = KHZ2PICOS(4965),
133
134                 .left_margin    = 1,            .right_margin   = 33,
135                 .upper_margin   = 1,            .lower_margin   = 0,
136                 .hsync_len      = 5,            .vsync_len      = 1,
137
138                 .sync           = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
139                 .vmode          = FB_VMODE_NONINTERLACED,
140         },
141 };
142
143 static struct fb_monspecs at91fb_default_monspecs = {
144         .manufacturer   = "HIT",
145         .monitor        = "TX09D50VM1CCA",
146
147         .modedb         = at91_tft_vga_modes,
148         .modedb_len     = ARRAY_SIZE(at91_tft_vga_modes),
149         .hfmin          = 15000,
150         .hfmax          = 64000,
151         .vfmin          = 50,
152         .vfmax          = 150,
153 };
154
155 #define AT91SAM9RL_DEFAULT_LCDCON2      (ATMEL_LCDC_MEMOR_LITTLE \
156                                         | ATMEL_LCDC_DISTYPE_TFT \
157                                         | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
158
159 static void at91_lcdc_power_control(int on)
160 {
161         if (on)
162                 at91_set_gpio_value(AT91_PIN_PA30, 0);  /* power up */
163         else
164                 at91_set_gpio_value(AT91_PIN_PA30, 1);  /* power down */
165 }
166
167 /* Driver datas */
168 static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
169         .default_bpp                    = 16,
170         .default_dmacon                 = ATMEL_LCDC_DMAEN,
171         .default_lcdcon2                = AT91SAM9RL_DEFAULT_LCDCON2,
172         .default_monspecs               = &at91fb_default_monspecs,
173         .atmel_lcdfb_power_control      = at91_lcdc_power_control,
174         .guard_time                     = 1,
175 };
176
177 #else
178 static struct atmel_lcdfb_info __initdata ek_lcdc_data;
179 #endif
180
181
182 static void __init ek_board_init(void)
183 {
184         /* Serial */
185         at91_add_device_serial();
186         /* USB HS */
187         at91_add_device_usba(&ek_usba_udc_data);
188         /* I2C */
189         at91_add_device_i2c(NULL, 0);
190         /* NAND */
191         at91_add_device_nand(&ek_nand_data);
192         /* SPI */
193         at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
194         /* MMC */
195         at91_add_device_mmc(0, &ek_mmc_data);
196         /* LCD Controller */
197         at91_add_device_lcdc(&ek_lcdc_data);
198         /* Touch Screen Controller */
199         at91_add_device_tsadcc();
200 }
201
202 MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK")
203         /* Maintainer: Atmel */
204         .phys_io        = AT91_BASE_SYS,
205         .io_pg_offst    = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
206         .boot_params    = AT91_SDRAM_BASE + 0x100,
207         .timer          = &at91sam926x_timer,
208         .map_io         = ek_map_io,
209         .init_irq       = ek_init_irq,
210         .init_machine   = ek_board_init,
211 MACHINE_END