2 * linux/arch/arm/mach-omap1/board-perseus2.c
4 * Modified from board-generic.c
6 * Original OMAP730 support by Jean Pihet <j-pihet@ti.com>
7 * Updated for 2.6 by Kevin Hilman <kjh@hilman.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
13 #include <linux/gpio.h>
14 #include <linux/kernel.h>
15 #include <linux/init.h>
16 #include <linux/platform_device.h>
17 #include <linux/delay.h>
18 #include <linux/mtd/mtd.h>
19 #include <linux/mtd/nand.h>
20 #include <linux/mtd/partitions.h>
21 #include <linux/mtd/physmap.h>
22 #include <linux/input.h>
23 #include <linux/smc91x.h>
24 #include <linux/omapfb.h>
26 #include <asm/mach-types.h>
27 #include <asm/mach/arch.h>
28 #include <asm/mach/map.h>
32 #include <plat/fpga.h>
33 #include <plat/flash.h>
34 #include <plat/keypad.h>
35 #include <plat/board.h>
37 #include <mach/hardware.h>
42 static const unsigned int p2_keymap
[] = {
51 KEY(3, 1, KEY_VOLUMEDOWN
),
52 KEY(4, 1, KEY_VOLUMEUP
),
53 KEY(5, 1, KEY_RECORD
),
64 KEY(5, 3, KEY_KPSLASH
),
69 KEY(4, 4, KEY_KPASTERISK
),
73 static struct smc91x_platdata smc91x_info
= {
74 .flags
= SMC91X_USE_16BIT
| SMC91X_NOWAIT
,
75 .leda
= RPC_LED_100_10
,
76 .ledb
= RPC_LED_TX_RX
,
79 static struct resource smc91x_resources
[] = {
81 .start
= H2P2_DBG_FPGA_ETHR_START
, /* Physical */
82 .end
= H2P2_DBG_FPGA_ETHR_START
+ 0xf,
83 .flags
= IORESOURCE_MEM
,
86 .start
= INT_7XX_MPU_EXT_NIRQ
,
88 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
,
92 static struct mtd_partition nor_partitions
[] = {
93 /* bootloader (U-Boot, etc) in first sector */
98 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
100 /* bootloader params in the next sector */
103 .offset
= MTDPART_OFS_APPEND
,
110 .offset
= MTDPART_OFS_APPEND
,
114 /* rest of flash is a file system */
117 .offset
= MTDPART_OFS_APPEND
,
118 .size
= MTDPART_SIZ_FULL
,
123 static struct physmap_flash_data nor_data
= {
125 .set_vpp
= omap1_set_vpp
,
126 .parts
= nor_partitions
,
127 .nr_parts
= ARRAY_SIZE(nor_partitions
),
130 static struct resource nor_resource
= {
131 .start
= OMAP_CS0_PHYS
,
132 .end
= OMAP_CS0_PHYS
+ SZ_32M
- 1,
133 .flags
= IORESOURCE_MEM
,
136 static struct platform_device nor_device
= {
137 .name
= "physmap-flash",
140 .platform_data
= &nor_data
,
143 .resource
= &nor_resource
,
146 #define P2_NAND_RB_GPIO_PIN 62
148 static int nand_dev_ready(struct mtd_info
*mtd
)
150 return gpio_get_value(P2_NAND_RB_GPIO_PIN
);
153 static struct platform_nand_data nand_data
= {
157 .options
= NAND_SAMSUNG_LP_OPTIONS
,
160 .cmd_ctrl
= omap1_nand_cmd_ctl
,
161 .dev_ready
= nand_dev_ready
,
165 static struct resource nand_resource
= {
166 .start
= OMAP_CS3_PHYS
,
167 .end
= OMAP_CS3_PHYS
+ SZ_4K
- 1,
168 .flags
= IORESOURCE_MEM
,
171 static struct platform_device nand_device
= {
175 .platform_data
= &nand_data
,
178 .resource
= &nand_resource
,
181 static struct platform_device smc91x_device
= {
185 .platform_data
= &smc91x_info
,
187 .num_resources
= ARRAY_SIZE(smc91x_resources
),
188 .resource
= smc91x_resources
,
191 static struct resource kp_resources
[] = {
193 .start
= INT_7XX_MPUIO_KEYPAD
,
194 .end
= INT_7XX_MPUIO_KEYPAD
,
195 .flags
= IORESOURCE_IRQ
,
199 static const struct matrix_keymap_data p2_keymap_data
= {
201 .keymap_size
= ARRAY_SIZE(p2_keymap
),
204 static struct omap_kp_platform_data kp_data
= {
207 .keymap_data
= &p2_keymap_data
,
212 static struct platform_device kp_device
= {
213 .name
= "omap-keypad",
216 .platform_data
= &kp_data
,
218 .num_resources
= ARRAY_SIZE(kp_resources
),
219 .resource
= kp_resources
,
222 static struct platform_device
*devices
[] __initdata
= {
229 static struct omap_lcd_config perseus2_lcd_config __initdata
= {
230 .ctrl_name
= "internal",
233 static void __init
perseus2_init_smc91x(void)
235 fpga_write(1, H2P2_DBG_FPGA_LAN_RESET
);
237 fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET
) & ~1,
238 H2P2_DBG_FPGA_LAN_RESET
);
242 static void __init
omap_perseus2_init(void)
244 /* Early, board-dependent init */
247 * Hold GSM Reset until needed
249 omap_writew(omap_readw(OMAP7XX_DSP_M_CTL
) & ~1, OMAP7XX_DSP_M_CTL
);
252 * UARTs -> done automagically by 8250 driver
256 * CSx timings, GPIO Mux ... setup
259 /* Flash: CS0 timings setup */
260 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0
);
261 omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0
);
264 * Ethernet support through the debug board
267 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1
);
268 omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1
);
271 * Configure MPU_EXT_NIRQ IO in IO_CONF9 register,
272 * It is used as the Ethernet controller interrupt
274 omap_writel(omap_readl(OMAP7XX_IO_CONF_9
) & 0x1FFFFFFF,
277 perseus2_init_smc91x();
279 if (gpio_request(P2_NAND_RB_GPIO_PIN
, "NAND ready") < 0)
281 gpio_direction_input(P2_NAND_RB_GPIO_PIN
);
283 omap_cfg_reg(L3_1610_FLASH_CS2B_OE
);
284 omap_cfg_reg(M8_1610_FLASH_CS2B_WE
);
286 /* Mux pins for keypad */
287 omap_cfg_reg(E2_7XX_KBR0
);
288 omap_cfg_reg(J7_7XX_KBR1
);
289 omap_cfg_reg(E1_7XX_KBR2
);
290 omap_cfg_reg(F3_7XX_KBR3
);
291 omap_cfg_reg(D2_7XX_KBR4
);
292 omap_cfg_reg(C2_7XX_KBC0
);
293 omap_cfg_reg(D3_7XX_KBC1
);
294 omap_cfg_reg(E4_7XX_KBC2
);
295 omap_cfg_reg(F4_7XX_KBC3
);
296 omap_cfg_reg(E3_7XX_KBC4
);
298 platform_add_devices(devices
, ARRAY_SIZE(devices
));
301 omap_register_i2c_bus(1, 100, NULL
, 0);
303 omapfb_set_lcd_config(&perseus2_lcd_config
);
306 /* Only FPGA needs to be mapped here. All others are done with ioremap */
307 static struct map_desc omap_perseus2_io_desc
[] __initdata
= {
309 .virtual = H2P2_DBG_FPGA_BASE
,
310 .pfn
= __phys_to_pfn(H2P2_DBG_FPGA_START
),
311 .length
= H2P2_DBG_FPGA_SIZE
,
316 static void __init
omap_perseus2_map_io(void)
319 iotable_init(omap_perseus2_io_desc
,
320 ARRAY_SIZE(omap_perseus2_io_desc
));
323 MACHINE_START(OMAP_PERSEUS2
, "OMAP730 Perseus2")
324 /* Maintainer: Kevin Hilman <kjh@hilman.org> */
325 .atag_offset
= 0x100,
326 .map_io
= omap_perseus2_map_io
,
327 .init_early
= omap1_init_early
,
328 .reserve
= omap_reserve
,
329 .init_irq
= omap1_init_irq
,
330 .init_machine
= omap_perseus2_init
,
331 .init_late
= omap1_init_late
,
332 .timer
= &omap1_timer
,
333 .restart
= omap1_restart
,