]>
Commit | Line | Data |
---|---|---|
2be2c6cc DB |
1 | /* |
2 | * (C) Copyright 2008 | |
3 | * Grazvydas Ignotas <notasas@gmail.com> | |
4 | * | |
5 | * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by | |
6 | * Richard Woodruff <r-woodruff2@ti.com> | |
7 | * Syed Mohammed Khasim <khasim@ti.com> | |
8 | * Sunil Kumar <sunilsaini05@gmail.com> | |
9 | * Shashi Ranjan <shashiranjanmca05@gmail.com> | |
10 | * | |
11 | * (C) Copyright 2004-2008 | |
12 | * Texas Instruments, <www.ti.com> | |
13 | * | |
14 | * See file CREDITS for list of people who contributed to this | |
15 | * project. | |
16 | * | |
17 | * This program is free software; you can redistribute it and/or | |
18 | * modify it under the terms of the GNU General Public License as | |
19 | * published by the Free Software Foundation; either version 2 of | |
20 | * the License, or (at your option) any later version. | |
21 | * | |
22 | * This program is distributed in the hope that it will be useful, | |
23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | * GNU General Public License for more details. | |
26 | * | |
27 | * You should have received a copy of the GNU General Public License | |
28 | * along with this program; if not, write to the Free Software | |
29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
30 | * MA 02111-1307 USA | |
31 | */ | |
32 | #include <common.h> | |
2c155130 | 33 | #include <twl4030.h> |
2be2c6cc DB |
34 | #include <asm/io.h> |
35 | #include <asm/arch/mux.h> | |
36 | #include <asm/arch/sys_proto.h> | |
37 | #include <asm/mach-types.h> | |
38 | #include "pandora.h" | |
39 | ||
5246d01e GI |
40 | #define TWL4030_BB_CFG_BBCHEN (1 << 4) |
41 | #define TWL4030_BB_CFG_BBSEL_3200MV (3 << 2) | |
42 | #define TWL4030_BB_CFG_BBISEL_500UA 2 | |
43 | ||
58911517 | 44 | /* |
2be2c6cc DB |
45 | * Routine: board_init |
46 | * Description: Early hardware init. | |
58911517 | 47 | */ |
2be2c6cc DB |
48 | int board_init(void) |
49 | { | |
50 | DECLARE_GLOBAL_DATA_PTR; | |
51 | ||
52 | gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ | |
53 | /* board id for Linux */ | |
54 | gd->bd->bi_arch_number = MACH_TYPE_OMAP3_PANDORA; | |
55 | /* boot param addr */ | |
56 | gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); | |
57 | ||
58 | return 0; | |
59 | } | |
60 | ||
58911517 | 61 | /* |
2be2c6cc DB |
62 | * Routine: misc_init_r |
63 | * Description: Configure board specific parts | |
58911517 | 64 | */ |
2be2c6cc DB |
65 | int misc_init_r(void) |
66 | { | |
97a099ea DB |
67 | struct gpio *gpio1_base = (struct gpio *)OMAP34XX_GPIO1_BASE; |
68 | struct gpio *gpio4_base = (struct gpio *)OMAP34XX_GPIO4_BASE; | |
69 | struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE; | |
70 | struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE; | |
2be2c6cc | 71 | |
ead39d7a | 72 | twl4030_led_init(TWL4030_LED_LEDEN_LEDBON); |
2be2c6cc DB |
73 | |
74 | /* Configure GPIOs to output */ | |
75 | writel(~(GPIO14 | GPIO15 | GPIO16 | GPIO23), &gpio1_base->oe); | |
76 | writel(~GPIO22, &gpio4_base->oe); /* 118 */ | |
77 | writel(~(GPIO0 | GPIO1 | GPIO28 | GPIO29 | GPIO30 | GPIO31), | |
78 | &gpio5_base->oe); /* 128, 129, 156-159 */ | |
79 | writel(~GPIO4, &gpio6_base->oe); /* 164 */ | |
80 | ||
81 | /* Set GPIOs */ | |
82 | writel(GPIO28, &gpio5_base->setdataout); | |
83 | writel(GPIO4, &gpio6_base->setdataout); | |
84 | ||
5246d01e GI |
85 | /* Enable battery backup capacitor (3.2V, 0.5mA charge current) */ |
86 | twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER, | |
87 | TWL4030_BB_CFG_BBCHEN | TWL4030_BB_CFG_BBSEL_3200MV | | |
88 | TWL4030_BB_CFG_BBISEL_500UA, TWL4030_PM_RECEIVER_BB_CFG); | |
89 | ||
e6a6a704 DB |
90 | dieid_num_r(); |
91 | ||
2be2c6cc DB |
92 | return 0; |
93 | } | |
94 | ||
58911517 | 95 | /* |
2be2c6cc DB |
96 | * Routine: set_muxconf_regs |
97 | * Description: Setting up the configuration Mux registers specific to the | |
98 | * hardware. Many pins need to be moved from protect to primary | |
99 | * mode. | |
58911517 | 100 | */ |
2be2c6cc DB |
101 | void set_muxconf_regs(void) |
102 | { | |
103 | MUX_PANDORA(); | |
104 | } |