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/platnand.h>
20 #include <linux/mtd/physmap.h>
21 #include <linux/input.h>
22 #include <linux/smc91x.h>
23 #include <linux/omapfb.h>
24 #include <linux/platform_data/keypad-omap.h>
26 #include <asm/mach-types.h>
27 #include <asm/mach/arch.h>
28 #include <asm/mach/map.h>
34 #include <mach/hardware.h>
40 static const unsigned int p2_keymap[] = {
49 KEY(3, 1, KEY_VOLUMEDOWN),
50 KEY(4, 1, KEY_VOLUMEUP),
51 KEY(5, 1, KEY_RECORD),
62 KEY(5, 3, KEY_KPSLASH),
67 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 physmap_flash_data nor_data = {
123 .set_vpp = omap1_set_vpp,
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 = {
135 .name = "physmap-flash",
138 .platform_data = &nor_data,
141 .resource = &nor_resource,
144 #define P2_NAND_RB_GPIO_PIN 62
146 static int nand_dev_ready(struct nand_chip *chip)
148 return gpio_get_value(P2_NAND_RB_GPIO_PIN);
151 static struct platform_nand_data nand_data = {
155 .options = NAND_SAMSUNG_LP_OPTIONS,
158 .cmd_ctrl = omap1_nand_cmd_ctl,
159 .dev_ready = nand_dev_ready,
163 static struct resource nand_resource = {
164 .start = OMAP_CS3_PHYS,
165 .end = OMAP_CS3_PHYS + SZ_4K - 1,
166 .flags = IORESOURCE_MEM,
169 static struct platform_device nand_device = {
173 .platform_data = &nand_data,
176 .resource = &nand_resource,
179 static struct platform_device smc91x_device = {
183 .platform_data = &smc91x_info,
185 .num_resources = ARRAY_SIZE(smc91x_resources),
186 .resource = smc91x_resources,
189 static struct resource kp_resources[] = {
191 .start = INT_7XX_MPUIO_KEYPAD,
192 .end = INT_7XX_MPUIO_KEYPAD,
193 .flags = IORESOURCE_IRQ,
197 static const struct matrix_keymap_data p2_keymap_data = {
199 .keymap_size = ARRAY_SIZE(p2_keymap),
202 static struct omap_kp_platform_data kp_data = {
205 .keymap_data = &p2_keymap_data,
210 static struct platform_device kp_device = {
211 .name = "omap-keypad",
214 .platform_data = &kp_data,
216 .num_resources = ARRAY_SIZE(kp_resources),
217 .resource = kp_resources,
220 static struct platform_device *devices[] __initdata = {
227 static const struct omap_lcd_config perseus2_lcd_config __initconst = {
228 .ctrl_name = "internal",
231 static void __init perseus2_init_smc91x(void)
233 __raw_writeb(1, H2P2_DBG_FPGA_LAN_RESET);
235 __raw_writeb(__raw_readb(H2P2_DBG_FPGA_LAN_RESET) & ~1,
236 H2P2_DBG_FPGA_LAN_RESET);
240 static void __init omap_perseus2_init(void)
242 /* Early, board-dependent init */
245 * Hold GSM Reset until needed
247 omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL);
250 * UARTs -> done automagically by 8250 driver
254 * CSx timings, GPIO Mux ... setup
257 /* Flash: CS0 timings setup */
258 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0);
259 omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0);
262 * Ethernet support through the debug board
265 omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1);
266 omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1);
269 * Configure MPU_EXT_NIRQ IO in IO_CONF9 register,
270 * It is used as the Ethernet controller interrupt
272 omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF,
275 perseus2_init_smc91x();
277 BUG_ON(gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0);
278 gpio_direction_input(P2_NAND_RB_GPIO_PIN);
280 omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
281 omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
283 /* Mux pins for keypad */
284 omap_cfg_reg(E2_7XX_KBR0);
285 omap_cfg_reg(J7_7XX_KBR1);
286 omap_cfg_reg(E1_7XX_KBR2);
287 omap_cfg_reg(F3_7XX_KBR3);
288 omap_cfg_reg(D2_7XX_KBR4);
289 omap_cfg_reg(C2_7XX_KBC0);
290 omap_cfg_reg(D3_7XX_KBC1);
291 omap_cfg_reg(E4_7XX_KBC2);
292 omap_cfg_reg(F4_7XX_KBC3);
293 omap_cfg_reg(E3_7XX_KBC4);
295 platform_add_devices(devices, ARRAY_SIZE(devices));
298 omap_register_i2c_bus(1, 100, NULL, 0);
300 omapfb_set_lcd_config(&perseus2_lcd_config);
303 /* Only FPGA needs to be mapped here. All others are done with ioremap */
304 static struct map_desc omap_perseus2_io_desc[] __initdata = {
306 .virtual = H2P2_DBG_FPGA_BASE,
307 .pfn = __phys_to_pfn(H2P2_DBG_FPGA_START),
308 .length = H2P2_DBG_FPGA_SIZE,
313 static void __init omap_perseus2_map_io(void)
316 iotable_init(omap_perseus2_io_desc,
317 ARRAY_SIZE(omap_perseus2_io_desc));
320 MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2")
321 /* Maintainer: Kevin Hilman <kjh@hilman.org> */
322 .atag_offset = 0x100,
323 .map_io = omap_perseus2_map_io,
324 .init_early = omap1_init_early,
325 .init_irq = omap1_init_irq,
326 .handle_irq = omap1_handle_irq,
327 .init_machine = omap_perseus2_init,
328 .init_late = omap1_init_late,
329 .init_time = omap1_timer_init,
330 .restart = omap1_restart,