1 /* 2 * LG Optimus Black codename sniper board 3 * 4 * Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <config.h> 10 #include <common.h> 11 #include <dm.h> 12 #include <linux/ctype.h> 13 #include <linux/usb/musb.h> 14 #include <asm/omap_musb.h> 15 #include <asm/arch/mmc_host_def.h> 16 #include <asm/arch/sys_proto.h> 17 #include <asm/arch/mem.h> 18 #include <asm/io.h> 19 #include <ns16550.h> 20 #include <twl4030.h> 21 #include "sniper.h" 22 23 DECLARE_GLOBAL_DATA_PTR; 24 25 const omap3_sysinfo sysinfo = { 26 .mtype = DDR_STACKED, 27 .board_string = "sniper", 28 .nand_string = "MMC" 29 }; 30 31 static const struct ns16550_platdata serial_omap_platdata = { 32 .base = OMAP34XX_UART3, 33 .reg_shift = 2, 34 .clock = V_NS16550_CLK, 35 .fcr = UART_FCR_DEFVAL, 36 }; 37 38 U_BOOT_DEVICE(sniper_serial) = { 39 .name = "ns16550_serial", 40 .platdata = &serial_omap_platdata 41 }; 42 43 static struct musb_hdrc_config musb_config = { 44 .multipoint = 1, 45 .dyn_fifo = 1, 46 .num_eps = 16, 47 .ram_bits = 12 48 }; 49 50 static struct omap_musb_board_data musb_board_data = { 51 .interface_type = MUSB_INTERFACE_ULPI, 52 }; 53 54 static struct musb_hdrc_platform_data musb_platform_data = { 55 .mode = MUSB_PERIPHERAL, 56 .config = &musb_config, 57 .power = 100, 58 .platform_ops = &omap2430_ops, 59 .board_data = &musb_board_data, 60 }; 61 62 void set_muxconf_regs(void) 63 { 64 MUX_SNIPER(); 65 } 66 67 #ifdef CONFIG_SPL_BUILD 68 void get_board_mem_timings(struct board_sdrc_timings *timings) 69 { 70 timings->mcfg = HYNIX_V_MCFG_200(256 << 20); 71 timings->ctrla = HYNIX_V_ACTIMA_200; 72 timings->ctrlb = HYNIX_V_ACTIMB_200; 73 timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz; 74 timings->mr = MICRON_V_MR_165; 75 } 76 #endif 77 78 int board_init(void) 79 { 80 /* GPMC init */ 81 gpmc_init(); 82 83 /* MACH number */ 84 gd->bd->bi_arch_number = 3000; 85 86 /* ATAGs location */ 87 gd->bd->bi_boot_params = OMAP34XX_SDRC_CS0 + 0x100; 88 89 return 0; 90 } 91 92 int misc_init_r(void) 93 { 94 unsigned char keypad_matrix[64] = { 0 }; 95 char reboot_mode[2] = { 0 }; 96 unsigned char keys[3]; 97 unsigned char data = 0; 98 int rc; 99 100 /* Power button reset init */ 101 102 twl4030_power_reset_init(); 103 104 /* Keypad */ 105 106 twl4030_keypad_scan((unsigned char *)&keypad_matrix); 107 108 keys[0] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 0); 109 keys[1] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 1); 110 keys[2] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 2); 111 112 /* Reboot mode */ 113 114 rc = omap_reboot_mode(reboot_mode, sizeof(reboot_mode)); 115 116 if (keys[0]) 117 reboot_mode[0] = 'r'; 118 else if (keys[1]) 119 reboot_mode[0] = 'b'; 120 121 if (rc < 0 || reboot_mode[0] == 'o') { 122 /* 123 * When not rebooting, valid power on reasons are either the 124 * power button, charger plug or USB plug. 125 */ 126 127 data |= twl4030_input_power_button(); 128 data |= twl4030_input_charger(); 129 data |= twl4030_input_usb(); 130 131 if (!data) 132 twl4030_power_off(); 133 } 134 135 if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) { 136 if (!getenv("reboot-mode")) 137 setenv("reboot-mode", (char *)reboot_mode); 138 } 139 140 omap_reboot_mode_clear(); 141 142 /* Serial number */ 143 144 omap_die_id_serial(); 145 146 /* MUSB */ 147 148 musb_register(&musb_platform_data, &musb_board_data, (void *)MUSB_BASE); 149 150 return 0; 151 } 152 153 u32 get_board_rev(void) 154 { 155 /* Sold devices are expected to be at least revision F. */ 156 return 6; 157 } 158 159 void get_board_serial(struct tag_serialnr *serialnr) 160 { 161 omap_die_id_get_board_serial(serialnr); 162 } 163 164 void reset_misc(void) 165 { 166 char reboot_mode[2] = { 0 }; 167 168 /* 169 * Valid resets must contain the reboot mode magic, but we must not 170 * override it when set previously (e.g. reboot to bootloader). 171 */ 172 173 omap_reboot_mode(reboot_mode, sizeof(reboot_mode)); 174 omap_reboot_mode_store(reboot_mode); 175 } 176 177 int fb_set_reboot_flag(void) 178 { 179 return omap_reboot_mode_store("b"); 180 } 181 182 int board_mmc_init(bd_t *bis) 183 { 184 return omap_mmc_init(1, 0, 0, -1, -1); 185 } 186 187 void board_mmc_power_init(void) 188 { 189 twl4030_power_mmc_init(1); 190 } 191