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.
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/input.h>
22 #include <linux/smc91x.h>
24 #include <mach/hardware.h>
25 #include <asm/mach-types.h>
26 #include <asm/mach/arch.h>
27 #include <asm/mach/flash.h>
28 #include <asm/mach/map.h>
31 #include <mach/gpio.h>
33 #include <plat/fpga.h>
34 #include <plat/nand.h>
35 #include <plat/keypad.h>
36 #include <plat/common.h>
37 #include <plat/board.h>
39 static int p2_keymap
[] = {
48 KEY(1,3,KEY_VOLUMEDOWN
),
49 KEY(1,4,KEY_VOLUMEUP
),
66 KEY(4,4,KEY_KPASTERISK
),
71 static struct smc91x_platdata smc91x_info
= {
72 .flags
= SMC91X_USE_16BIT
| SMC91X_NOWAIT
,
73 .leda
= RPC_LED_100_10
,
74 .ledb
= RPC_LED_TX_RX
,
77 static struct resource smc91x_resources
[] = {
79 .start
= H2P2_DBG_FPGA_ETHR_START
, /* Physical */
80 .end
= H2P2_DBG_FPGA_ETHR_START
+ 0xf,
81 .flags
= IORESOURCE_MEM
,
84 .start
= INT_7XX_MPU_EXT_NIRQ
,
86 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
,
90 static struct mtd_partition nor_partitions
[] = {
91 /* bootloader (U-Boot, etc) in first sector */
96 .mask_flags
= MTD_WRITEABLE
, /* force read-only */
98 /* bootloader params in the next sector */
101 .offset
= MTDPART_OFS_APPEND
,
108 .offset
= MTDPART_OFS_APPEND
,
112 /* rest of flash is a file system */
115 .offset
= MTDPART_OFS_APPEND
,
116 .size
= MTDPART_SIZ_FULL
,
121 static struct flash_platform_data nor_data
= {
122 .map_name
= "cfi_probe",
124 .parts
= nor_partitions
,
125 .nr_parts
= ARRAY_SIZE(nor_partitions
),
128 static struct resource nor_resource
= {
129 .start
= OMAP_CS0_PHYS
,
130 .end
= OMAP_CS0_PHYS
+ SZ_32M
- 1,
131 .flags
= IORESOURCE_MEM
,
134 static struct platform_device nor_device
= {
138 .platform_data
= &nor_data
,
141 .resource
= &nor_resource
,
144 static struct omap_nand_platform_data nand_data
= {
145 .options
= NAND_SAMSUNG_LP_OPTIONS
,
148 static struct resource nand_resource
= {
149 .start
= OMAP_CS3_PHYS
,
150 .end
= OMAP_CS3_PHYS
+ SZ_4K
- 1,
151 .flags
= IORESOURCE_MEM
,
154 static struct platform_device nand_device
= {
158 .platform_data
= &nand_data
,
161 .resource
= &nand_resource
,
164 static struct platform_device smc91x_device
= {
168 .platform_data
= &smc91x_info
,
170 .num_resources
= ARRAY_SIZE(smc91x_resources
),
171 .resource
= smc91x_resources
,
174 static struct resource kp_resources
[] = {
176 .start
= INT_7XX_MPUIO_KEYPAD
,
177 .end
= INT_7XX_MPUIO_KEYPAD
,
178 .flags
= IORESOURCE_IRQ
,
182 static struct omap_kp_platform_data kp_data
= {
186 .keymapsize
= ARRAY_SIZE(p2_keymap
),
191 static struct platform_device kp_device
= {
192 .name
= "omap-keypad",
195 .platform_data
= &kp_data
,
197 .num_resources
= ARRAY_SIZE(kp_resources
),
198 .resource
= kp_resources
,
201 static struct platform_device lcd_device
= {
206 static struct platform_device
*devices
[] __initdata
= {
214 #define P2_NAND_RB_GPIO_PIN 62
216 static int nand_dev_ready(struct omap_nand_platform_data
*data
)
218 return gpio_get_value(P2_NAND_RB_GPIO_PIN
);
221 static struct omap_lcd_config perseus2_lcd_config __initdata
= {
222 .ctrl_name
= "internal",
225 static struct omap_board_config_kernel perseus2_config
[] __initdata
= {
226 { OMAP_TAG_LCD
, &perseus2_lcd_config
},
229 static void __init
omap_perseus2_init(void)
231 if (gpio_request(P2_NAND_RB_GPIO_PIN
, "NAND ready") < 0)
233 nand_data
.dev_ready
= nand_dev_ready
;
235 omap_cfg_reg(L3_1610_FLASH_CS2B_OE
);
236 omap_cfg_reg(M8_1610_FLASH_CS2B_WE
);
238 platform_add_devices(devices
, ARRAY_SIZE(devices
));
240 omap_board_config
= perseus2_config
;
241 omap_board_config_size
= ARRAY_SIZE(perseus2_config
);
243 omap_register_i2c_bus(1, 100, NULL
, 0);
246 static void __init
perseus2_init_smc91x(void)
248 fpga_write(1, H2P2_DBG_FPGA_LAN_RESET
);
250 fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET
) & ~1,
251 H2P2_DBG_FPGA_LAN_RESET
);
255 static void __init
omap_perseus2_init_irq(void)
257 omap1_init_common_hw();
260 perseus2_init_smc91x();
262 /* Only FPGA needs to be mapped here. All others are done with ioremap */
263 static struct map_desc omap_perseus2_io_desc
[] __initdata
= {
265 .virtual = H2P2_DBG_FPGA_BASE
,
266 .pfn
= __phys_to_pfn(H2P2_DBG_FPGA_START
),
267 .length
= H2P2_DBG_FPGA_SIZE
,
272 static void __init
omap_perseus2_map_io(void)
274 omap1_map_common_io();
275 iotable_init(omap_perseus2_io_desc
,
276 ARRAY_SIZE(omap_perseus2_io_desc
));
278 /* Early, board-dependent init */
281 * Hold GSM Reset until needed
283 omap_writew(omap_readw(OMAP7XX_DSP_M_CTL
) & ~1, OMAP7XX_DSP_M_CTL
);
286 * UARTs -> done automagically by 8250 driver
290 * CSx timings, GPIO Mux ... setup
293 /* Flash: CS0 timings setup */
294 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0
);
295 omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0
);
298 * Ethernet support through the debug board
301 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1
);
302 omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1
);
305 * Configure MPU_EXT_NIRQ IO in IO_CONF9 register,
306 * It is used as the Ethernet controller interrupt
308 omap_writel(omap_readl(OMAP7XX_IO_CONF_9
) & 0x1FFFFFFF, OMAP7XX_IO_CONF_9
);
311 MACHINE_START(OMAP_PERSEUS2
, "OMAP730 Perseus2")
312 /* Maintainer: Kevin Hilman <kjh@hilman.org> */
313 .phys_io
= 0xfff00000,
314 .io_pg_offst
= ((0xfef00000) >> 18) & 0xfffc,
315 .boot_params
= 0x10000100,
316 .map_io
= omap_perseus2_map_io
,
317 .init_irq
= omap_perseus2_init_irq
,
318 .init_machine
= omap_perseus2_init
,
319 .timer
= &omap_timer
,