xref: /openbmc/u-boot/board/ti/omap5_uevm/evm.c (revision 7d0d355f)
1 /*
2  * (C) Copyright 2010
3  * Texas Instruments Incorporated, <www.ti.com>
4  * Aneesh V       <aneesh@ti.com>
5  * Steve Sakoman  <steve@sakoman.com>
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 #include <common.h>
10 #include <palmas.h>
11 #include <asm/arch/sys_proto.h>
12 #include <asm/arch/mmc_host_def.h>
13 #include <tca642x.h>
14 
15 #include "mux_data.h"
16 
17 DECLARE_GLOBAL_DATA_PTR;
18 
19 const struct omap_sysinfo sysinfo = {
20 	"Board: OMAP5430 EVM\n"
21 };
22 
23 /**
24  * @brief tca642x_init - uEVM default values for the GPIO expander
25  * input reg, output reg, polarity reg, configuration reg
26  */
27 struct tca642x_bank_info tca642x_init[] = {
28 	{ .input_reg = 0x00,
29 	  .output_reg = 0x04,
30 	  .polarity_reg = 0x00,
31 	  .configuration_reg = 0x80 },
32 	{ .input_reg = 0x00,
33 	  .output_reg = 0x00,
34 	  .polarity_reg = 0x00,
35 	  .configuration_reg = 0xff },
36 	{ .input_reg = 0x00,
37 	  .output_reg = 0x00,
38 	  .polarity_reg = 0x00,
39 	  .configuration_reg = 0x40 },
40 };
41 
42 /**
43  * @brief board_init
44  *
45  * @return 0
46  */
47 int board_init(void)
48 {
49 	gpmc_init();
50 	gd->bd->bi_arch_number = MACH_TYPE_OMAP5_SEVM;
51 	gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
52 
53 	tca642x_set_inital_state(CONFIG_SYS_I2C_TCA642X_ADDR, tca642x_init);
54 
55 	return 0;
56 }
57 
58 int board_eth_init(bd_t *bis)
59 {
60 	return 0;
61 }
62 
63 /**
64  * @brief misc_init_r - Configure EVM board specific configurations
65  * such as power configurations, ethernet initialization as phase2 of
66  * boot sequence
67  *
68  * @return 0
69  */
70 int misc_init_r(void)
71 {
72 #ifdef CONFIG_PALMAS_POWER
73 	palmas_init_settings();
74 #endif
75 	return 0;
76 }
77 
78 void set_muxconf_regs_essential(void)
79 {
80 	do_set_mux((*ctrl)->control_padconf_core_base,
81 		   core_padconf_array_essential,
82 		   sizeof(core_padconf_array_essential) /
83 		   sizeof(struct pad_conf_entry));
84 
85 	do_set_mux((*ctrl)->control_padconf_wkup_base,
86 		   wkup_padconf_array_essential,
87 		   sizeof(wkup_padconf_array_essential) /
88 		   sizeof(struct pad_conf_entry));
89 }
90 
91 void set_muxconf_regs_non_essential(void)
92 {
93 	do_set_mux((*ctrl)->control_padconf_core_base,
94 		   core_padconf_array_non_essential,
95 		   sizeof(core_padconf_array_non_essential) /
96 		   sizeof(struct pad_conf_entry));
97 
98 	do_set_mux((*ctrl)->control_padconf_wkup_base,
99 		   wkup_padconf_array_non_essential,
100 		   sizeof(wkup_padconf_array_non_essential) /
101 		   sizeof(struct pad_conf_entry));
102 }
103 
104 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
105 int board_mmc_init(bd_t *bis)
106 {
107 	omap_mmc_init(0, 0, 0, -1, -1);
108 	omap_mmc_init(1, 0, 0, -1, -1);
109 	return 0;
110 }
111 #endif
112