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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / a059de11c9696bb1c45076ee7d542d04f8cf83f9 / . / board / htkw / mcx / mcx.c
blob: 0a02e44046d08b4b060d9c6985cdb8aa00eae41a [file] [log] [blame]
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]1/*
2 * Copyright (C) 2011 Ilya Yanok, Emcraft Systems
3 *
4 * Based on ti/evm/evm.c
5 *
Wolfgang Denk1a459662013-07-08 09:37:19 +0200[diff] [blame]6 * SPDX-License-Identifier: GPL-2.0+
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]7 */
8
9#include <common.h>
10#include <asm/io.h>
11#include <asm/arch/mem.h>
12#include <asm/arch/mmc_host_def.h>
13#include <asm/arch/mux.h>
14#include <asm/arch/sys_proto.h>
15#include <asm/mach-types.h>
16#include <asm/gpio.h>
17#include <asm/omap_gpio.h>
Stefano Babic8f1fae22012-10-20 23:56:07 +0000[diff] [blame]18#include <asm/arch/dss.h>
Lokesh Vutlaaf1d0022013-05-30 02:54:32 +0000[diff] [blame]19#include <asm/arch/clock.h>
Masahiro Yamadab5bf5cb2016-09-21 11:28:53 +0900[diff] [blame]20#include <errno.h>
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]21#include <i2c.h>
Tom Rini8850c5d2017-05-12 22:33:27 -0400[diff] [blame]22#ifdef CONFIG_USB_EHCI_HCD
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]23#include <usb.h>
24#include <asm/ehci-omap.h>
25#endif
26#include "mcx.h"
27
28DECLARE_GLOBAL_DATA_PTR;
29
Stefano Babic8c735b92012-10-16 04:07:04 +0000[diff] [blame]30#define HOT_WATER_BUTTON 42
Stefano Babic8f1fae22012-10-20 23:56:07 +0000[diff] [blame]31#define LCD_OUTPUT 55
32
33/* Address of the framebuffer in RAM. */
34#define FB_START_ADDRESS 0x88000000
Stefano Babic3ae6abb2012-06-13 22:34:44 +0000[diff] [blame]35
Tom Rini8850c5d2017-05-12 22:33:27 -0400[diff] [blame]36#ifdef CONFIG_USB_EHCI_HCD
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]37static struct omap_usbhs_board_data usbhs_bdata = {
38 .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
Stefano Babic8c735b92012-10-16 04:07:04 +0000[diff] [blame]39 .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]40 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
41};
42
Troy Kisky127efc42013-10-10 15:27:57 -0700[diff] [blame]43int ehci_hcd_init(int index, enum usb_init_type init,
44 struct ehci_hccr **hccr, struct ehci_hcor **hcor)
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]45{
Mateusz Zalega16297cf2013-10-04 19:22:26 +0200[diff] [blame]46 return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]47}
48
Lucas Stach676ae062012-09-26 00:14:35 +0200[diff] [blame]49int ehci_hcd_stop(int index)
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]50{
51 return omap_ehci_hcd_stop();
52}
53#endif
54
55/*
56 * Routine: board_init
57 * Description: Early hardware init.
58 */
59int board_init(void)
60{
61 gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
62 /* boot param addr */
63 gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
64
Stefano Babic8f1fae22012-10-20 23:56:07 +0000[diff] [blame]65 gpio_direction_output(LCD_OUTPUT, 0);
66
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]67 return 0;
68}
69
Stefano Babic3ae6abb2012-06-13 22:34:44 +0000[diff] [blame]70#ifdef CONFIG_BOARD_LATE_INIT
71int board_late_init(void)
72{
73 if (gpio_request(HOT_WATER_BUTTON, "hot-water-button") < 0) {
74 puts("Failed to get hot-water-button pin\n");
75 return -ENODEV;
76 }
77 gpio_direction_input(HOT_WATER_BUTTON);
78
79 /*
80 * if hot-water-button is pressed
81 * change bootcmd
82 */
83 if (gpio_get_value(HOT_WATER_BUTTON))
84 return 0;
85
Simon Glass382bee52017-08-03 12:22:09 -0600[diff] [blame]86 env_set("bootcmd", "run swupdate");
Stefano Babic8c735b92012-10-16 04:07:04 +0000[diff] [blame]87
Stefano Babic3ae6abb2012-06-13 22:34:44 +0000[diff] [blame]88 return 0;
89}
90#endif
91
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]92/*
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]93 * Routine: set_muxconf_regs
94 * Description: Setting up the configuration Mux registers specific to the
95 * hardware. Many pins need to be moved from protect to primary
96 * mode.
97 */
98void set_muxconf_regs(void)
99{
100 MUX_MCX();
101}
102
Jean-Jacques Hiblotd5abcf92017-02-01 11:39:14 +0100[diff] [blame]103#if defined(CONFIG_MMC_OMAP_HS)
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]104int board_mmc_init(bd_t *bis)
105{
Nikita Kiryanove3913f52012-12-03 02:19:47 +0000[diff] [blame]106 return omap_mmc_init(0, 0, 0, -1, -1);
Ilya Yanok4ab779c2012-02-07 23:30:22 +0000[diff] [blame]107}
108#endif
Stefano Babic8f1fae22012-10-20 23:56:07 +0000[diff] [blame]109
110#if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD)
111
112static struct panel_config lcd_cfg = {
113 .timing_h = PANEL_TIMING_H(40, 40, 48),
114 .timing_v = PANEL_TIMING_V(29, 13, 3),
115 .pol_freq = 0x00003000, /* Pol Freq */
116 .divisor = 0x0001000E,
117 .panel_type = 0x01, /* TFT */
118 .data_lines = 0x03, /* 24 Bit RGB */
119 .load_mode = 0x02, /* Frame Mode */
120 .panel_color = 0,
121 .lcd_size = PANEL_LCD_SIZE(800, 480),
Nikita Kiryanovbcc6cc92013-01-30 21:39:55 +0000[diff] [blame]122 .gfx_format = GFXFORMAT_RGB24_UNPACKED,
Stefano Babic8f1fae22012-10-20 23:56:07 +0000[diff] [blame]123};
124
125int board_video_init(void)
126{
127 struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
128 void *fb;
129
130 fb = (void *)FB_START_ADDRESS;
131
132 lcd_cfg.frame_buffer = fb;
133
134 setbits_le32(&prcm_base->fclken_dss, FCK_DSS_ON);
135 setbits_le32(&prcm_base->iclken_dss, ICK_DSS_ON);
136
137 omap3_dss_panel_config(&lcd_cfg);
138 omap3_dss_enable();
139
140 return 0;
141}
142#endif