1 /*
2 * Copyright (C) 2009-2010 Texas Instruments Inc.
3 * Mikkel Christensen <mlc@ti.com>
4 * Felipe Balbi <balbi@ti.com>
5 *
6 * Modified from mach-omap2/board-ldp.c
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13 #include <linux/kernel.h>
14 #include <linux/init.h>
15 #include <linux/platform_device.h>
16 #include <linux/input.h>
17 #include <linux/gpio.h>
18 #include <linux/i2c/twl.h>
19 #include <linux/mtd/nand.h>
20
21 #include <asm/mach-types.h>
22 #include <asm/mach/arch.h>
23
24 #include "common.h"
25 #include <plat/board.h>
26 #include <plat/usb.h>
27
28 #include <mach/board-zoom.h>
29
30 #include "board-flash.h"
31 #include "mux.h"
32 #include "sdram-micron-mt46h32m32lf-6.h"
33 #include "sdram-hynix-h8mbx00u0mer-0em.h"
34
35 #define ZOOM3_EHCI_RESET_GPIO 64
36
37 #ifdef CONFIG_OMAP_MUX
38 static struct omap_board_mux board_mux[] __initdata = {
39 /* WLAN IRQ - GPIO 162 */
40 OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
41 /* WLAN POWER ENABLE - GPIO 101 */
42 OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
43 /* WLAN SDIO: MMC3 CMD */
44 OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
45 /* WLAN SDIO: MMC3 CLK */
46 OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
47 /* WLAN SDIO: MMC3 DAT[0-3] */
48 OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
49 OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
50 OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
51 OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
52 { .reg_offset = OMAP_MUX_TERMINATOR },
53 };
54 #endif
55
56 static struct mtd_partition zoom_nand_partitions[] = {
57 /* All the partition sizes are listed in terms of NAND block size */
58 {
59 .name = "X-Loader-NAND",
60 .offset = 0,
61 .size = 4 * (64 * 2048), /* 512KB, 0x80000 */
62 .mask_flags = MTD_WRITEABLE, /* force read-only */
63 },
64 {
65 .name = "U-Boot-NAND",
66 .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
67 .size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */
68 .mask_flags = MTD_WRITEABLE, /* force read-only */
69 },
70 {
71 .name = "Boot Env-NAND",
72 .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */
73 .size = 2 * (64 * 2048), /* 256KB, 0x40000 */
74 },
75 {
76 .name = "Kernel-NAND",
77 .offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/
78 .size = 240 * (64 * 2048), /* 30M, 0x1E00000 */
79 },
80 {
81 .name = "system",
82 .offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */
83 .size = 3328 * (64 * 2048), /* 416M, 0x1A000000 */
84 },
85 {
86 .name = "userdata",
87 .offset = MTDPART_OFS_APPEND, /* Offset = 0x1C000000*/
88 .size = 256 * (64 * 2048), /* 32M, 0x2000000 */
89 },
90 {
91 .name = "cache",
92 .offset = MTDPART_OFS_APPEND, /* Offset = 0x1E000000*/
93 .size = 256 * (64 * 2048), /* 32M, 0x2000000 */
94 },
95 };
96
97 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
98 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
99 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
100 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
101 .phy_reset = true,
102 .reset_gpio_port[0] = -EINVAL,
103 .reset_gpio_port[1] = ZOOM3_EHCI_RESET_GPIO,
104 .reset_gpio_port[2] = -EINVAL,
105 };
106
omap_zoom_init(void)107 static void __init omap_zoom_init(void)
108 {
109 if (machine_is_omap_zoom2()) {
110 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
111 } else if (machine_is_omap_zoom3()) {
112 omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
113 omap_mux_init_gpio(ZOOM3_EHCI_RESET_GPIO, OMAP_PIN_OUTPUT);
114 usbhs_init(&usbhs_bdata);
115 }
116
117 board_nand_init(zoom_nand_partitions, ARRAY_SIZE(zoom_nand_partitions),
118 ZOOM_NAND_CS, NAND_BUSWIDTH_16);
119 zoom_debugboard_init();
120 zoom_peripherals_init();
121
122 if (machine_is_omap_zoom2())
123 omap_sdrc_init(mt46h32m32lf6_sdrc_params,
124 mt46h32m32lf6_sdrc_params);
125 else if (machine_is_omap_zoom3())
126 omap_sdrc_init(h8mbx00u0mer0em_sdrc_params,
127 h8mbx00u0mer0em_sdrc_params);
128
129 zoom_display_init();
130 }
131
132 MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board")
133 .atag_offset = 0x100,
134 .reserve = omap_reserve,
135 .map_io = omap3_map_io,
136 .init_early = omap3430_init_early,
137 .init_irq = omap3_init_irq,
138 .handle_irq = omap3_intc_handle_irq,
139 .init_machine = omap_zoom_init,
140 .timer = &omap3_timer,
141 .restart = omap_prcm_restart,
142 MACHINE_END
143
144 MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
145 .atag_offset = 0x100,
146 .reserve = omap_reserve,
147 .map_io = omap3_map_io,
148 .init_early = omap3630_init_early,
149 .init_irq = omap3_init_irq,
150 .handle_irq = omap3_intc_handle_irq,
151 .init_machine = omap_zoom_init,
152 .timer = &omap3_timer,
153 .restart = omap_prcm_restart,
154 MACHINE_END
155