Commit | Line | Data |
---|---|---|
1cb125ca S |
1 | /* |
2 | * Support for AM3517/05 Craneboard | |
3 | * http://www.mistralsolutions.com/products/craneboard.php | |
4 | * | |
5 | * Copyright (C) 2010 Mistral Solutions Pvt Ltd. <www.mistralsolutions.com> | |
6 | * Author: R.Srinath <srinath@mistralsolutions.com> | |
7 | * | |
8 | * Based on mach-omap2/board-am3517evm.c | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify it | |
11 | * under the terms of the GNU General Public License as published by the | |
12 | * Free Software Foundation version 2. | |
13 | * | |
14 | * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind, | |
15 | * whether express or implied; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * General Public License for more details. | |
18 | */ | |
19 | ||
20 | #include <linux/kernel.h> | |
21 | #include <linux/init.h> | |
840b9296 | 22 | #include <linux/gpio.h> |
a486dc23 | 23 | #include <linux/mfd/tps65910.h> |
d58eb6b5 KM |
24 | #include <linux/mtd/mtd.h> |
25 | #include <linux/mtd/nand.h> | |
26 | #include <linux/mtd/partitions.h> | |
1cb125ca | 27 | |
1cb125ca S |
28 | #include <asm/mach-types.h> |
29 | #include <asm/mach/arch.h> | |
30 | #include <asm/mach/map.h> | |
31 | ||
4e65331c | 32 | #include "common.h" |
d58eb6b5 KM |
33 | #include "common-board-devices.h" |
34 | #include "board-flash.h" | |
1cb125ca | 35 | |
a0fcda3e | 36 | #include "am35xx-emac.h" |
1cb125ca | 37 | #include "mux.h" |
840b9296 S |
38 | #include "control.h" |
39 | ||
40 | #define GPIO_USB_POWER 35 | |
41 | #define GPIO_USB_NRESET 38 | |
42 | ||
1cb125ca S |
43 | #ifdef CONFIG_OMAP_MUX |
44 | static struct omap_board_mux board_mux[] __initdata = { | |
a486dc23 | 45 | OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), |
1cb125ca S |
46 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
47 | }; | |
1cb125ca S |
48 | #endif |
49 | ||
42973159 | 50 | static struct usbhs_omap_platform_data usbhs_bdata __initdata = { |
181b250c KM |
51 | .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, |
52 | .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, | |
53 | .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, | |
840b9296 S |
54 | |
55 | .phy_reset = true, | |
56 | .reset_gpio_port[0] = GPIO_USB_NRESET, | |
57 | .reset_gpio_port[1] = -EINVAL, | |
58 | .reset_gpio_port[2] = -EINVAL | |
59 | }; | |
60 | ||
d58eb6b5 KM |
61 | static struct mtd_partition crane_nand_partitions[] = { |
62 | { | |
63 | .name = "X-Loader", | |
64 | .offset = 0, | |
65 | .size = 4 * NAND_BLOCK_SIZE, | |
66 | .mask_flags = MTD_WRITEABLE, | |
67 | }, | |
68 | { | |
69 | .name = "U-Boot", | |
70 | .offset = MTDPART_OFS_APPEND, | |
71 | .size = 14 * NAND_BLOCK_SIZE, | |
72 | .mask_flags = MTD_WRITEABLE, | |
73 | }, | |
74 | { | |
75 | .name = "U-Boot Env", | |
76 | .offset = MTDPART_OFS_APPEND, | |
77 | .size = 2 * NAND_BLOCK_SIZE, | |
78 | }, | |
79 | { | |
80 | .name = "Kernel", | |
81 | .offset = MTDPART_OFS_APPEND, | |
82 | .size = 40 * NAND_BLOCK_SIZE, | |
83 | }, | |
84 | { | |
85 | .name = "File System", | |
86 | .offset = MTDPART_OFS_APPEND, | |
87 | .size = MTDPART_SIZ_FULL, | |
88 | }, | |
89 | }; | |
90 | ||
a486dc23 KM |
91 | static struct tps65910_board tps65910_pdata = { |
92 | .irq = 7 + OMAP_INTC_START, | |
93 | .en_ck32k_xtal = true, | |
94 | }; | |
95 | ||
96 | static struct i2c_board_info __initdata tps65910_board_info[] = { | |
97 | { | |
98 | I2C_BOARD_INFO("tps65910", 0x2d), | |
99 | .platform_data = &tps65910_pdata, | |
100 | }, | |
101 | }; | |
102 | ||
103 | static void __init am3517_crane_i2c_init(void) | |
104 | { | |
105 | omap_register_i2c_bus(1, 2600, tps65910_board_info, | |
106 | ARRAY_SIZE(tps65910_board_info)); | |
107 | } | |
108 | ||
1cb125ca S |
109 | static void __init am3517_crane_init(void) |
110 | { | |
840b9296 S |
111 | int ret; |
112 | ||
1cb125ca S |
113 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
114 | omap_serial_init(); | |
a4ca9dbe | 115 | omap_sdrc_init(NULL, NULL); |
d58eb6b5 KM |
116 | board_nand_init(crane_nand_partitions, |
117 | ARRAY_SIZE(crane_nand_partitions), 0, | |
118 | NAND_BUSWIDTH_16, NULL); | |
a486dc23 | 119 | am3517_crane_i2c_init(); |
840b9296 S |
120 | |
121 | /* Configure GPIO for EHCI port */ | |
122 | if (omap_mux_init_gpio(GPIO_USB_NRESET, OMAP_PIN_OUTPUT)) { | |
123 | pr_err("Can not configure mux for GPIO_USB_NRESET %d\n", | |
124 | GPIO_USB_NRESET); | |
125 | return; | |
126 | } | |
127 | ||
128 | if (omap_mux_init_gpio(GPIO_USB_POWER, OMAP_PIN_OUTPUT)) { | |
129 | pr_err("Can not configure mux for GPIO_USB_POWER %d\n", | |
130 | GPIO_USB_POWER); | |
131 | return; | |
132 | } | |
133 | ||
bc593f5d IG |
134 | ret = gpio_request_one(GPIO_USB_POWER, GPIOF_OUT_INIT_HIGH, |
135 | "usb_ehci_enable"); | |
840b9296 S |
136 | if (ret < 0) { |
137 | pr_err("Can not request GPIO %d\n", GPIO_USB_POWER); | |
138 | return; | |
139 | } | |
140 | ||
9e64bb1e | 141 | usbhs_init(&usbhs_bdata); |
a0fcda3e | 142 | am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1); |
1cb125ca S |
143 | } |
144 | ||
145 | MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") | |
5e52b435 | 146 | .atag_offset = 0x100, |
1cb125ca | 147 | .reserve = omap_reserve, |
3dc3bad6 | 148 | .map_io = omap3_map_io, |
8f5b5a41 | 149 | .init_early = am35xx_init_early, |
741e3a89 | 150 | .init_irq = omap3_init_irq, |
6b2f55d7 | 151 | .handle_irq = omap3_intc_handle_irq, |
1cb125ca | 152 | .init_machine = am3517_crane_init, |
bbd707ac | 153 | .init_late = am35xx_init_late, |
6bb27d73 | 154 | .init_time = omap3_sync32k_timer_init, |
187e3e06 | 155 | .restart = omap3xxx_restart, |
1cb125ca | 156 | MACHINE_END |