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2
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5
6#include <common.h>
7#include <bootstage.h>
8#include <init.h>
9#include <malloc.h>
10#include <netdev.h>
11#include <twl4030.h>
12#include <asm/io.h>
13#include <asm/arch/mmc_host_def.h>
14#include <asm/arch/mem.h>
15#include <asm/arch/mux.h>
16#include <asm/arch/sys_proto.h>
17#include <asm/arch/gpio.h>
18#include <asm/gpio.h>
19#include <asm/mach-types.h>
20
21#include <usb.h>
22#include <asm/ehci-omap.h>
23
24#include "tao3530.h"
25
26DECLARE_GLOBAL_DATA_PTR;
27
28int tao3530_revision(void)
29{
30 int ret = 0;
31
32
33 ret = gpio_request(65, "");
34 if (ret) {
35 puts("Error: GPIO 65 not available\n");
36 goto out;
37 }
38 MUX_VAL(CP(GPMC_WAIT3), (IEN | PTU | EN | M4));
39
40 ret = gpio_request(1, "");
41 if (ret) {
42 puts("Error: GPIO 1 not available\n");
43 goto out2;
44 }
45 MUX_VAL(CP(SYS_CLKREQ), (IEN | PTU | EN | M4));
46
47 ret = gpio_direction_input(65);
48 if (ret) {
49 puts("Error: GPIO 65 not available for input\n");
50 goto out3;
51 }
52
53 ret = gpio_direction_input(1);
54 if (ret) {
55 puts("Error: GPIO 1 not available for input\n");
56 goto out3;
57 }
58
59 ret = gpio_get_value(65) << 1 | gpio_get_value(1);
60
61out3:
62 MUX_VAL(CP(SYS_CLKREQ), (IEN | PTU | EN | M0));
63 gpio_free(1);
64out2:
65 MUX_VAL(CP(GPMC_WAIT3), (IEN | PTU | EN | M0));
66 gpio_free(65);
67out:
68
69 return ret;
70}
71
72#ifdef CONFIG_SPL_BUILD
73
74
75
76
77
78void get_board_mem_timings(struct board_sdrc_timings *timings)
79{
80#if defined(CONFIG_SYS_BOARD_OMAP3_HA)
81
82
83
84 MUX_OMAP3_HA();
85
86
87 gpio_request(111, "");
88
89 gpio_direction_output(111, 1);
90#endif
91
92 if (tao3530_revision() < 3) {
93
94 timings->mcfg = MCFG(256 << 20, 14);
95 timings->ctrla = HYNIX_V_ACTIMA_165;
96 timings->ctrlb = HYNIX_V_ACTIMB_165;
97 } else {
98
99 timings->mcfg = MCFG(128 << 20, 13);
100 timings->ctrla = MICRON_V_ACTIMA_165;
101 timings->ctrlb = MICRON_V_ACTIMB_165;
102 }
103
104 timings->mr = MICRON_V_MR_165;
105 timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
106}
107#endif
108
109
110
111
112
113int board_init(void)
114{
115 gpmc_init();
116
117 gd->bd->bi_arch_number = MACH_TYPE_OMAP3_TAO3530;
118
119 gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
120
121 return 0;
122}
123
124
125
126
127
128int misc_init_r(void)
129{
130 struct gpio *gpio5_base = (struct gpio *)OMAP34XX_GPIO5_BASE;
131 struct gpio *gpio6_base = (struct gpio *)OMAP34XX_GPIO6_BASE;
132
133 twl4030_power_init();
134 twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
135
136
137
138 writel(~(GPIO10 | GPIO8 | GPIO2 | GPIO1), &gpio6_base->oe);
139 writel(~(GPIO31 | GPIO30 | GPIO22 | GPIO21 |
140 GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe);
141
142
143 writel(GPIO10 | GPIO8 | GPIO2 | GPIO1,
144 &gpio6_base->setdataout);
145 writel(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 |
146 GPIO15 | GPIO14 | GPIO13 | GPIO12, &gpio5_base->setdataout);
147
148 switch (tao3530_revision()) {
149 case 0:
150 puts("TAO-3530 REV Reserve 1\n");
151 break;
152 case 1:
153 puts("TAO-3530 REV Reserve 2\n");
154 break;
155 case 2:
156 puts("TAO-3530 REV Cx\n");
157 break;
158 case 3:
159 puts("TAO-3530 REV Ax/Bx\n");
160 break;
161 default:
162 puts("Unknown board revision\n");
163 }
164
165 omap_die_id_display();
166
167 return 0;
168}
169
170
171
172
173
174
175
176void set_muxconf_regs(void)
177{
178 MUX_TAO3530();
179#if defined(CONFIG_SYS_BOARD_OMAP3_HA)
180 MUX_OMAP3_HA();
181#endif
182}
183
184#if defined(CONFIG_MMC)
185int board_mmc_init(struct bd_info *bis)
186{
187 omap_mmc_init(0, 0, 0, -1, -1);
188
189 return 0;
190}
191#endif
192
193#if defined(CONFIG_MMC)
194void board_mmc_power_init(void)
195{
196 twl4030_power_mmc_init(0);
197}
198#endif
199
200#if defined(CONFIG_USB_EHCI_HCD) && !defined(CONFIG_SPL_BUILD)
201
202void show_boot_progress(int val)
203{
204 if (val == BOOTSTAGE_ID_RUN_OS)
205 usb_stop();
206}
207
208static struct omap_usbhs_board_data usbhs_bdata = {
209 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
210 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
211 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED
212};
213
214int ehci_hcd_init(int index, enum usb_init_type init,
215 struct ehci_hccr **hccr, struct ehci_hcor **hcor)
216{
217 return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
218}
219
220int ehci_hcd_stop(int index)
221{
222 return omap_ehci_hcd_stop();
223}
224#endif
225