3 * Texas Instruments Incorporated, <www.ti.com>
4 * Steve Sakoman <steve@sakoman.com>
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 #include <asm/arch/sys_proto.h>
26 #include <asm/arch/mmc_host_def.h>
27 #include <asm/arch/clocks.h>
28 #include <asm/arch/gpio.h>
30 #include "panda_mux_data.h"
32 #define PANDA_ULPI_PHY_TYPE_GPIO 182
34 DECLARE_GLOBAL_DATA_PTR;
36 const struct omap_sysinfo sysinfo = {
37 "Board: OMAP4 Panda\n"
40 struct omap4_scrm_regs *const scrm = (struct omap4_scrm_regs *)0x4a30a000;
51 gd->bd->bi_arch_number = MACH_TYPE_OMAP4_PANDA;
52 gd->bd->bi_boot_params = (0x80000000 + 0x100); /* boot param addr */
57 int board_eth_init(bd_t *bis)
63 * @brief misc_init_r - Configure Panda board specific configurations
64 * such as power configurations, ethernet initialization as phase2 of
72 u32 auxclk, altclksrc;
74 /* EHCI is not supported on ES1.0 */
75 if (omap_revision() == OMAP4430_ES1_0)
78 gpio_direction_input(PANDA_ULPI_PHY_TYPE_GPIO);
79 phy_type = gpio_get_value(PANDA_ULPI_PHY_TYPE_GPIO);
82 /* ULPI PHY supplied by auxclk3 derived from sys_clk */
83 debug("ULPI PHY supplied by auxclk3\n");
85 auxclk = readl(&scrm->auxclk3);
87 auxclk &= ~AUXCLK_SRCSELECT_MASK;
88 auxclk |= AUXCLK_SRCSELECT_SYS_CLK << AUXCLK_SRCSELECT_SHIFT;
89 /* Set the divisor to 2 */
90 auxclk &= ~AUXCLK_CLKDIV_MASK;
91 auxclk |= AUXCLK_CLKDIV_2 << AUXCLK_CLKDIV_SHIFT;
92 /* Request auxilary clock #3 */
93 auxclk |= AUXCLK_ENABLE_MASK;
95 writel(auxclk, &scrm->auxclk3);
97 /* ULPI PHY supplied by auxclk1 derived from PER dpll */
98 debug("ULPI PHY supplied by auxclk1\n");
100 auxclk = readl(&scrm->auxclk1);
101 /* Select per DPLL */
102 auxclk &= ~AUXCLK_SRCSELECT_MASK;
103 auxclk |= AUXCLK_SRCSELECT_PER_DPLL << AUXCLK_SRCSELECT_SHIFT;
104 /* Set the divisor to 16 */
105 auxclk &= ~AUXCLK_CLKDIV_MASK;
106 auxclk |= AUXCLK_CLKDIV_16 << AUXCLK_CLKDIV_SHIFT;
107 /* Request auxilary clock #3 */
108 auxclk |= AUXCLK_ENABLE_MASK;
110 writel(auxclk, &scrm->auxclk1);
113 altclksrc = readl(&scrm->altclksrc);
115 /* Activate alternate system clock supplier */
116 altclksrc &= ~ALTCLKSRC_MODE_MASK;
117 altclksrc |= ALTCLKSRC_MODE_ACTIVE;
120 altclksrc |= ALTCLKSRC_ENABLE_INT_MASK | ALTCLKSRC_ENABLE_EXT_MASK;
122 writel(altclksrc, &scrm->altclksrc);
127 void set_muxconf_regs_essential(void)
129 do_set_mux(CONTROL_PADCONF_CORE, core_padconf_array_essential,
130 sizeof(core_padconf_array_essential) /
131 sizeof(struct pad_conf_entry));
133 do_set_mux(CONTROL_PADCONF_WKUP, wkup_padconf_array_essential,
134 sizeof(wkup_padconf_array_essential) /
135 sizeof(struct pad_conf_entry));
137 if (omap_revision() >= OMAP4460_ES1_0)
138 do_set_mux(CONTROL_PADCONF_WKUP,
139 wkup_padconf_array_essential_4460,
140 sizeof(wkup_padconf_array_essential_4460) /
141 sizeof(struct pad_conf_entry));
144 void set_muxconf_regs_non_essential(void)
146 do_set_mux(CONTROL_PADCONF_CORE, core_padconf_array_non_essential,
147 sizeof(core_padconf_array_non_essential) /
148 sizeof(struct pad_conf_entry));
150 if (omap_revision() < OMAP4460_ES1_0)
151 do_set_mux(CONTROL_PADCONF_CORE,
152 core_padconf_array_non_essential_4430,
153 sizeof(core_padconf_array_non_essential_4430) /
154 sizeof(struct pad_conf_entry));
156 do_set_mux(CONTROL_PADCONF_CORE,
157 core_padconf_array_non_essential_4460,
158 sizeof(core_padconf_array_non_essential_4460) /
159 sizeof(struct pad_conf_entry));
161 do_set_mux(CONTROL_PADCONF_WKUP, wkup_padconf_array_non_essential,
162 sizeof(wkup_padconf_array_non_essential) /
163 sizeof(struct pad_conf_entry));
165 if (omap_revision() < OMAP4460_ES1_0)
166 do_set_mux(CONTROL_PADCONF_WKUP,
167 wkup_padconf_array_non_essential_4430,
168 sizeof(wkup_padconf_array_non_essential_4430) /
169 sizeof(struct pad_conf_entry));
172 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
173 int board_mmc_init(bd_t *bis)
181 * get_board_rev() - get board revision
183 u32 get_board_rev(void)