diff options
Diffstat (limited to 'arch/arm/mach-at91/board-sam9rlek.c')
-rw-r--r-- | arch/arm/mach-at91/board-sam9rlek.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c new file mode 100644 index 000000000000..30c79aca84d4 --- /dev/null +++ b/arch/arm/mach-at91/board-sam9rlek.c | |||
@@ -0,0 +1,204 @@ | |||
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/hardware.h> | ||
22 | #include <asm/setup.h> | ||
23 | #include <asm/mach-types.h> | ||
24 | #include <asm/irq.h> | ||
25 | |||
26 | #include <asm/mach/arch.h> | ||
27 | #include <asm/mach/map.h> | ||
28 | #include <asm/mach/irq.h> | ||
29 | |||
30 | #include <asm/arch/board.h> | ||
31 | #include <asm/arch/gpio.h> | ||
32 | #include <asm/arch/at91sam926x_mc.h> | ||
33 | |||
34 | #include "generic.h" | ||
35 | |||
36 | |||
37 | /* | ||
38 | * Serial port configuration. | ||
39 | * 0 .. 3 = USART0 .. USART3 | ||
40 | * 4 = DBGU | ||
41 | */ | ||
42 | static struct at91_uart_config __initdata ek_uart_config = { | ||
43 | .console_tty = 0, /* ttyS0 */ | ||
44 | .nr_tty = 2, | ||
45 | .tty_map = { 4, 0, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ | ||
46 | }; | ||
47 | |||
48 | static void __init ek_map_io(void) | ||
49 | { | ||
50 | /* Initialize processor: 12.000 MHz crystal */ | ||
51 | at91sam9rl_initialize(12000000); | ||
52 | |||
53 | /* Setup the serial ports and console */ | ||
54 | at91_init_serial(&ek_uart_config); | ||
55 | } | ||
56 | |||
57 | static void __init ek_init_irq(void) | ||
58 | { | ||
59 | at91sam9rl_init_interrupts(NULL); | ||
60 | } | ||
61 | |||
62 | |||
63 | /* | ||
64 | * MCI (SD/MMC) | ||
65 | */ | ||
66 | static struct at91_mmc_data __initdata ek_mmc_data = { | ||
67 | .wire4 = 1, | ||
68 | .det_pin = AT91_PIN_PA15, | ||
69 | // .wp_pin = ... not connected | ||
70 | // .vcc_pin = ... not connected | ||
71 | }; | ||
72 | |||
73 | |||
74 | /* | ||
75 | * NAND flash | ||
76 | */ | ||
77 | static struct mtd_partition __initdata ek_nand_partition[] = { | ||
78 | { | ||
79 | .name = "Partition 1", | ||
80 | .offset = 0, | ||
81 | .size = 256 * 1024, | ||
82 | }, | ||
83 | { | ||
84 | .name = "Partition 2", | ||
85 | .offset = 256 * 1024 , | ||
86 | .size = MTDPART_SIZ_FULL, | ||
87 | }, | ||
88 | }; | ||
89 | |||
90 | static struct mtd_partition *nand_partitions(int size, int *num_partitions) | ||
91 | { | ||
92 | *num_partitions = ARRAY_SIZE(ek_nand_partition); | ||
93 | return ek_nand_partition; | ||
94 | } | ||
95 | |||
96 | static struct at91_nand_data __initdata ek_nand_data = { | ||
97 | .ale = 21, | ||
98 | .cle = 22, | ||
99 | // .det_pin = ... not connected | ||
100 | .rdy_pin = AT91_PIN_PD17, | ||
101 | .enable_pin = AT91_PIN_PB6, | ||
102 | .partition_info = nand_partitions, | ||
103 | .bus_width_16 = 0, | ||
104 | }; | ||
105 | |||
106 | |||
107 | /* | ||
108 | * SPI devices | ||
109 | */ | ||
110 | static struct spi_board_info ek_spi_devices[] = { | ||
111 | { /* DataFlash chip */ | ||
112 | .modalias = "mtd_dataflash", | ||
113 | .chip_select = 0, | ||
114 | .max_speed_hz = 15 * 1000 * 1000, | ||
115 | .bus_num = 0, | ||
116 | }, | ||
117 | }; | ||
118 | |||
119 | |||
120 | /* | ||
121 | * LCD Controller | ||
122 | */ | ||
123 | #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE) | ||
124 | static struct fb_videomode at91_tft_vga_modes[] = { | ||
125 | { | ||
126 | .name = "TX09D50VM1CCA @ 60", | ||
127 | .refresh = 60, | ||
128 | .xres = 240, .yres = 320, | ||
129 | .pixclock = KHZ2PICOS(4965), | ||
130 | |||
131 | .left_margin = 1, .right_margin = 33, | ||
132 | .upper_margin = 1, .lower_margin = 0, | ||
133 | .hsync_len = 5, .vsync_len = 1, | ||
134 | |||
135 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | ||
136 | .vmode = FB_VMODE_NONINTERLACED, | ||
137 | }, | ||
138 | }; | ||
139 | |||
140 | static struct fb_monspecs at91fb_default_monspecs = { | ||
141 | .manufacturer = "HIT", | ||
142 | .monitor = "TX09D50VM1CCA", | ||
143 | |||
144 | .modedb = at91_tft_vga_modes, | ||
145 | .modedb_len = ARRAY_SIZE(at91_tft_vga_modes), | ||
146 | .hfmin = 15000, | ||
147 | .hfmax = 64000, | ||
148 | .vfmin = 50, | ||
149 | .vfmax = 150, | ||
150 | }; | ||
151 | |||
152 | #define AT91SAM9RL_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \ | ||
153 | | ATMEL_LCDC_DISTYPE_TFT \ | ||
154 | | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE) | ||
155 | |||
156 | static void at91_lcdc_power_control(int on) | ||
157 | { | ||
158 | if (on) | ||
159 | at91_set_gpio_value(AT91_PIN_PA30, 0); /* power up */ | ||
160 | else | ||
161 | at91_set_gpio_value(AT91_PIN_PA30, 1); /* power down */ | ||
162 | } | ||
163 | |||
164 | /* Driver datas */ | ||
165 | static struct atmel_lcdfb_info __initdata ek_lcdc_data = { | ||
166 | .default_bpp = 16, | ||
167 | .default_dmacon = ATMEL_LCDC_DMAEN, | ||
168 | .default_lcdcon2 = AT91SAM9RL_DEFAULT_LCDCON2, | ||
169 | .default_monspecs = &at91fb_default_monspecs, | ||
170 | .atmel_lcdfb_power_control = at91_lcdc_power_control, | ||
171 | .guard_time = 1, | ||
172 | }; | ||
173 | |||
174 | #else | ||
175 | static struct atmel_lcdfb_info __initdata ek_lcdc_data; | ||
176 | #endif | ||
177 | |||
178 | |||
179 | static void __init ek_board_init(void) | ||
180 | { | ||
181 | /* Serial */ | ||
182 | at91_add_device_serial(); | ||
183 | /* I2C */ | ||
184 | at91_add_device_i2c(); | ||
185 | /* NAND */ | ||
186 | at91_add_device_nand(&ek_nand_data); | ||
187 | /* SPI */ | ||
188 | at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); | ||
189 | /* MMC */ | ||
190 | at91_add_device_mmc(0, &ek_mmc_data); | ||
191 | /* LCD Controller */ | ||
192 | at91_add_device_lcdc(&ek_lcdc_data); | ||
193 | } | ||
194 | |||
195 | MACHINE_START(AT91SAM9RLEK, "Atmel AT91SAM9RL-EK") | ||
196 | /* Maintainer: Atmel */ | ||
197 | .phys_io = AT91_BASE_SYS, | ||
198 | .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc, | ||
199 | .boot_params = AT91_SDRAM_BASE + 0x100, | ||
200 | .timer = &at91sam926x_timer, | ||
201 | .map_io = ek_map_io, | ||
202 | .init_irq = ek_init_irq, | ||
203 | .init_machine = ek_board_init, | ||
204 | MACHINE_END | ||