1 /* 2 * Copyright (C) 2012 Freescale Semiconductor, Inc. 3 * 4 * Author: Fabio Estevam <fabio.estevam@freescale.com> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #include <asm/arch/clock.h> 10 #include <asm/arch/imx-regs.h> 11 #include <asm/arch/iomux.h> 12 #include <asm/arch/mx6-pins.h> 13 #include <asm/mach-imx/spi.h> 14 #include <linux/errno.h> 15 #include <asm/gpio.h> 16 #include <asm/mach-imx/mxc_i2c.h> 17 #include <asm/mach-imx/iomux-v3.h> 18 #include <asm/mach-imx/boot_mode.h> 19 #include <asm/mach-imx/video.h> 20 #include <mmc.h> 21 #include <fsl_esdhc.h> 22 #include <miiphy.h> 23 #include <netdev.h> 24 #include <asm/arch/mxc_hdmi.h> 25 #include <asm/arch/crm_regs.h> 26 #include <asm/io.h> 27 #include <asm/arch/sys_proto.h> 28 #include <i2c.h> 29 #include <input.h> 30 #include <power/pmic.h> 31 #include <power/pfuze100_pmic.h> 32 #include "../common/pfuze.h" 33 #include <usb.h> 34 #include <usb/ehci-ci.h> 35 36 DECLARE_GLOBAL_DATA_PTR; 37 38 #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ 39 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ 40 PAD_CTL_SRE_FAST | PAD_CTL_HYS) 41 42 #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ 43 PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ 44 PAD_CTL_SRE_FAST | PAD_CTL_HYS) 45 46 #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ 47 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) 48 49 #define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ 50 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) 51 52 #define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ 53 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ 54 PAD_CTL_ODE | PAD_CTL_SRE_FAST) 55 56 #define I2C_PMIC 1 57 58 #define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL) 59 60 #define DISP0_PWR_EN IMX_GPIO_NR(1, 21) 61 62 #define KEY_VOL_UP IMX_GPIO_NR(1, 4) 63 64 int dram_init(void) 65 { 66 gd->ram_size = imx_ddr_size(); 67 return 0; 68 } 69 70 static iomux_v3_cfg_t const uart1_pads[] = { 71 IOMUX_PADS(PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), 72 IOMUX_PADS(PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), 73 }; 74 75 static iomux_v3_cfg_t const enet_pads[] = { 76 IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), 77 IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), 78 IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), 79 IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 80 IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 81 IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 82 IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 83 IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), 84 IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL)), 85 IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), 86 IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 87 IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 88 IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 89 IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), 90 IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL)), 91 /* AR8031 PHY Reset */ 92 IOMUX_PADS(PAD_ENET_CRS_DV__GPIO1_IO25 | MUX_PAD_CTRL(NO_PAD_CTRL)), 93 }; 94 95 static void setup_iomux_enet(void) 96 { 97 SETUP_IOMUX_PADS(enet_pads); 98 99 /* Reset AR8031 PHY */ 100 gpio_direction_output(IMX_GPIO_NR(1, 25) , 0); 101 mdelay(10); 102 gpio_set_value(IMX_GPIO_NR(1, 25), 1); 103 udelay(100); 104 } 105 106 static iomux_v3_cfg_t const usdhc2_pads[] = { 107 IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 108 IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 109 IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 110 IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 111 IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 112 IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 113 IOMUX_PADS(PAD_NANDF_D4__SD2_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 114 IOMUX_PADS(PAD_NANDF_D5__SD2_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 115 IOMUX_PADS(PAD_NANDF_D6__SD2_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 116 IOMUX_PADS(PAD_NANDF_D7__SD2_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 117 IOMUX_PADS(PAD_NANDF_D2__GPIO2_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* CD */ 118 }; 119 120 static iomux_v3_cfg_t const usdhc3_pads[] = { 121 IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 122 IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 123 IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 124 IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 125 IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 126 IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 127 IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 128 IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 129 IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 130 IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 131 IOMUX_PADS(PAD_NANDF_D0__GPIO2_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* CD */ 132 }; 133 134 static iomux_v3_cfg_t const usdhc4_pads[] = { 135 IOMUX_PADS(PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 136 IOMUX_PADS(PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 137 IOMUX_PADS(PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 138 IOMUX_PADS(PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 139 IOMUX_PADS(PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 140 IOMUX_PADS(PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 141 IOMUX_PADS(PAD_SD4_DAT4__SD4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 142 IOMUX_PADS(PAD_SD4_DAT5__SD4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 143 IOMUX_PADS(PAD_SD4_DAT6__SD4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 144 IOMUX_PADS(PAD_SD4_DAT7__SD4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), 145 }; 146 147 static iomux_v3_cfg_t const ecspi1_pads[] = { 148 IOMUX_PADS(PAD_KEY_COL0__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)), 149 IOMUX_PADS(PAD_KEY_COL1__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL)), 150 IOMUX_PADS(PAD_KEY_ROW0__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL)), 151 IOMUX_PADS(PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)), 152 }; 153 154 static iomux_v3_cfg_t const rgb_pads[] = { 155 IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK | MUX_PAD_CTRL(NO_PAD_CTRL)), 156 IOMUX_PADS(PAD_DI0_PIN15__IPU1_DI0_PIN15 | MUX_PAD_CTRL(NO_PAD_CTRL)), 157 IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02 | MUX_PAD_CTRL(NO_PAD_CTRL)), 158 IOMUX_PADS(PAD_DI0_PIN3__IPU1_DI0_PIN03 | MUX_PAD_CTRL(NO_PAD_CTRL)), 159 IOMUX_PADS(PAD_DI0_PIN4__IPU1_DI0_PIN04 | MUX_PAD_CTRL(NO_PAD_CTRL)), 160 IOMUX_PADS(PAD_DISP0_DAT0__IPU1_DISP0_DATA00 | MUX_PAD_CTRL(NO_PAD_CTRL)), 161 IOMUX_PADS(PAD_DISP0_DAT1__IPU1_DISP0_DATA01 | MUX_PAD_CTRL(NO_PAD_CTRL)), 162 IOMUX_PADS(PAD_DISP0_DAT2__IPU1_DISP0_DATA02 | MUX_PAD_CTRL(NO_PAD_CTRL)), 163 IOMUX_PADS(PAD_DISP0_DAT3__IPU1_DISP0_DATA03 | MUX_PAD_CTRL(NO_PAD_CTRL)), 164 IOMUX_PADS(PAD_DISP0_DAT4__IPU1_DISP0_DATA04 | MUX_PAD_CTRL(NO_PAD_CTRL)), 165 IOMUX_PADS(PAD_DISP0_DAT5__IPU1_DISP0_DATA05 | MUX_PAD_CTRL(NO_PAD_CTRL)), 166 IOMUX_PADS(PAD_DISP0_DAT6__IPU1_DISP0_DATA06 | MUX_PAD_CTRL(NO_PAD_CTRL)), 167 IOMUX_PADS(PAD_DISP0_DAT7__IPU1_DISP0_DATA07 | MUX_PAD_CTRL(NO_PAD_CTRL)), 168 IOMUX_PADS(PAD_DISP0_DAT8__IPU1_DISP0_DATA08 | MUX_PAD_CTRL(NO_PAD_CTRL)), 169 IOMUX_PADS(PAD_DISP0_DAT9__IPU1_DISP0_DATA09 | MUX_PAD_CTRL(NO_PAD_CTRL)), 170 IOMUX_PADS(PAD_DISP0_DAT10__IPU1_DISP0_DATA10 | MUX_PAD_CTRL(NO_PAD_CTRL)), 171 IOMUX_PADS(PAD_DISP0_DAT11__IPU1_DISP0_DATA11 | MUX_PAD_CTRL(NO_PAD_CTRL)), 172 IOMUX_PADS(PAD_DISP0_DAT12__IPU1_DISP0_DATA12 | MUX_PAD_CTRL(NO_PAD_CTRL)), 173 IOMUX_PADS(PAD_DISP0_DAT13__IPU1_DISP0_DATA13 | MUX_PAD_CTRL(NO_PAD_CTRL)), 174 IOMUX_PADS(PAD_DISP0_DAT14__IPU1_DISP0_DATA14 | MUX_PAD_CTRL(NO_PAD_CTRL)), 175 IOMUX_PADS(PAD_DISP0_DAT15__IPU1_DISP0_DATA15 | MUX_PAD_CTRL(NO_PAD_CTRL)), 176 IOMUX_PADS(PAD_DISP0_DAT16__IPU1_DISP0_DATA16 | MUX_PAD_CTRL(NO_PAD_CTRL)), 177 IOMUX_PADS(PAD_DISP0_DAT17__IPU1_DISP0_DATA17 | MUX_PAD_CTRL(NO_PAD_CTRL)), 178 IOMUX_PADS(PAD_DISP0_DAT18__IPU1_DISP0_DATA18 | MUX_PAD_CTRL(NO_PAD_CTRL)), 179 IOMUX_PADS(PAD_DISP0_DAT19__IPU1_DISP0_DATA19 | MUX_PAD_CTRL(NO_PAD_CTRL)), 180 IOMUX_PADS(PAD_DISP0_DAT20__IPU1_DISP0_DATA20 | MUX_PAD_CTRL(NO_PAD_CTRL)), 181 IOMUX_PADS(PAD_DISP0_DAT21__IPU1_DISP0_DATA21 | MUX_PAD_CTRL(NO_PAD_CTRL)), 182 IOMUX_PADS(PAD_DISP0_DAT22__IPU1_DISP0_DATA22 | MUX_PAD_CTRL(NO_PAD_CTRL)), 183 IOMUX_PADS(PAD_DISP0_DAT23__IPU1_DISP0_DATA23 | MUX_PAD_CTRL(NO_PAD_CTRL)), 184 }; 185 186 static iomux_v3_cfg_t const bl_pads[] = { 187 IOMUX_PADS(PAD_SD1_DAT3__GPIO1_IO21 | MUX_PAD_CTRL(NO_PAD_CTRL)), 188 }; 189 190 static void enable_backlight(void) 191 { 192 SETUP_IOMUX_PADS(bl_pads); 193 gpio_direction_output(DISP0_PWR_EN, 1); 194 } 195 196 static void enable_rgb(struct display_info_t const *dev) 197 { 198 SETUP_IOMUX_PADS(rgb_pads); 199 enable_backlight(); 200 } 201 202 static void enable_lvds(struct display_info_t const *dev) 203 { 204 enable_backlight(); 205 } 206 207 static struct i2c_pads_info mx6q_i2c_pad_info1 = { 208 .scl = { 209 .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | I2C_PAD, 210 .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD, 211 .gp = IMX_GPIO_NR(4, 12) 212 }, 213 .sda = { 214 .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD, 215 .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD, 216 .gp = IMX_GPIO_NR(4, 13) 217 } 218 }; 219 220 static struct i2c_pads_info mx6dl_i2c_pad_info1 = { 221 .scl = { 222 .i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | I2C_PAD, 223 .gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD, 224 .gp = IMX_GPIO_NR(4, 12) 225 }, 226 .sda = { 227 .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD, 228 .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD, 229 .gp = IMX_GPIO_NR(4, 13) 230 } 231 }; 232 233 static void setup_spi(void) 234 { 235 SETUP_IOMUX_PADS(ecspi1_pads); 236 } 237 238 iomux_v3_cfg_t const pcie_pads[] = { 239 IOMUX_PADS(PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* POWER */ 240 IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* RESET */ 241 }; 242 243 static void setup_pcie(void) 244 { 245 SETUP_IOMUX_PADS(pcie_pads); 246 } 247 248 iomux_v3_cfg_t const di0_pads[] = { 249 IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK), /* DISP0_CLK */ 250 IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02), /* DISP0_HSYNC */ 251 IOMUX_PADS(PAD_DI0_PIN3__IPU1_DI0_PIN03), /* DISP0_VSYNC */ 252 }; 253 254 static void setup_iomux_uart(void) 255 { 256 SETUP_IOMUX_PADS(uart1_pads); 257 } 258 259 #ifdef CONFIG_FSL_ESDHC 260 struct fsl_esdhc_cfg usdhc_cfg[3] = { 261 {USDHC2_BASE_ADDR}, 262 {USDHC3_BASE_ADDR}, 263 {USDHC4_BASE_ADDR}, 264 }; 265 266 #define USDHC2_CD_GPIO IMX_GPIO_NR(2, 2) 267 #define USDHC3_CD_GPIO IMX_GPIO_NR(2, 0) 268 269 int board_mmc_get_env_dev(int devno) 270 { 271 return devno - 1; 272 } 273 274 int board_mmc_getcd(struct mmc *mmc) 275 { 276 struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; 277 int ret = 0; 278 279 switch (cfg->esdhc_base) { 280 case USDHC2_BASE_ADDR: 281 ret = !gpio_get_value(USDHC2_CD_GPIO); 282 break; 283 case USDHC3_BASE_ADDR: 284 ret = !gpio_get_value(USDHC3_CD_GPIO); 285 break; 286 case USDHC4_BASE_ADDR: 287 ret = 1; /* eMMC/uSDHC4 is always present */ 288 break; 289 } 290 291 return ret; 292 } 293 294 int board_mmc_init(bd_t *bis) 295 { 296 #ifndef CONFIG_SPL_BUILD 297 int ret; 298 int i; 299 300 /* 301 * According to the board_mmc_init() the following map is done: 302 * (U-Boot device node) (Physical Port) 303 * mmc0 SD2 304 * mmc1 SD3 305 * mmc2 eMMC 306 */ 307 for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { 308 switch (i) { 309 case 0: 310 SETUP_IOMUX_PADS(usdhc2_pads); 311 gpio_direction_input(USDHC2_CD_GPIO); 312 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); 313 break; 314 case 1: 315 SETUP_IOMUX_PADS(usdhc3_pads); 316 gpio_direction_input(USDHC3_CD_GPIO); 317 usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); 318 break; 319 case 2: 320 SETUP_IOMUX_PADS(usdhc4_pads); 321 usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); 322 break; 323 default: 324 printf("Warning: you configured more USDHC controllers" 325 "(%d) then supported by the board (%d)\n", 326 i + 1, CONFIG_SYS_FSL_USDHC_NUM); 327 return -EINVAL; 328 } 329 330 ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]); 331 if (ret) 332 return ret; 333 } 334 335 return 0; 336 #else 337 struct src *psrc = (struct src *)SRC_BASE_ADDR; 338 unsigned reg = readl(&psrc->sbmr1) >> 11; 339 /* 340 * Upon reading BOOT_CFG register the following map is done: 341 * Bit 11 and 12 of BOOT_CFG register can determine the current 342 * mmc port 343 * 0x1 SD1 344 * 0x2 SD2 345 * 0x3 SD4 346 */ 347 348 switch (reg & 0x3) { 349 case 0x1: 350 SETUP_IOMUX_PADS(usdhc2_pads); 351 usdhc_cfg[0].esdhc_base = USDHC2_BASE_ADDR; 352 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); 353 gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; 354 break; 355 case 0x2: 356 SETUP_IOMUX_PADS(usdhc3_pads); 357 usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR; 358 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); 359 gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; 360 break; 361 case 0x3: 362 SETUP_IOMUX_PADS(usdhc4_pads); 363 usdhc_cfg[0].esdhc_base = USDHC4_BASE_ADDR; 364 usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); 365 gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; 366 break; 367 } 368 369 return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); 370 #endif 371 } 372 #endif 373 374 static int ar8031_phy_fixup(struct phy_device *phydev) 375 { 376 unsigned short val; 377 378 /* To enable AR8031 ouput a 125MHz clk from CLK_25M */ 379 phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7); 380 phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x8016); 381 phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4007); 382 383 val = phy_read(phydev, MDIO_DEVAD_NONE, 0xe); 384 val &= 0xffe3; 385 val |= 0x18; 386 phy_write(phydev, MDIO_DEVAD_NONE, 0xe, val); 387 388 /* introduce tx clock delay */ 389 phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x5); 390 val = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e); 391 val |= 0x0100; 392 phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, val); 393 394 return 0; 395 } 396 397 int board_phy_config(struct phy_device *phydev) 398 { 399 ar8031_phy_fixup(phydev); 400 401 if (phydev->drv->config) 402 phydev->drv->config(phydev); 403 404 return 0; 405 } 406 407 #if defined(CONFIG_VIDEO_IPUV3) 408 static void disable_lvds(struct display_info_t const *dev) 409 { 410 struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; 411 412 int reg = readl(&iomux->gpr[2]); 413 414 reg &= ~(IOMUXC_GPR2_LVDS_CH0_MODE_MASK | 415 IOMUXC_GPR2_LVDS_CH1_MODE_MASK); 416 417 writel(reg, &iomux->gpr[2]); 418 } 419 420 static void do_enable_hdmi(struct display_info_t const *dev) 421 { 422 disable_lvds(dev); 423 imx_enable_hdmi_phy(); 424 } 425 426 struct display_info_t const displays[] = {{ 427 .bus = -1, 428 .addr = 0, 429 .pixfmt = IPU_PIX_FMT_RGB666, 430 .detect = NULL, 431 .enable = enable_lvds, 432 .mode = { 433 .name = "Hannstar-XGA", 434 .refresh = 60, 435 .xres = 1024, 436 .yres = 768, 437 .pixclock = 15384, 438 .left_margin = 160, 439 .right_margin = 24, 440 .upper_margin = 29, 441 .lower_margin = 3, 442 .hsync_len = 136, 443 .vsync_len = 6, 444 .sync = FB_SYNC_EXT, 445 .vmode = FB_VMODE_NONINTERLACED 446 } }, { 447 .bus = -1, 448 .addr = 0, 449 .pixfmt = IPU_PIX_FMT_RGB24, 450 .detect = detect_hdmi, 451 .enable = do_enable_hdmi, 452 .mode = { 453 .name = "HDMI", 454 .refresh = 60, 455 .xres = 1024, 456 .yres = 768, 457 .pixclock = 15384, 458 .left_margin = 160, 459 .right_margin = 24, 460 .upper_margin = 29, 461 .lower_margin = 3, 462 .hsync_len = 136, 463 .vsync_len = 6, 464 .sync = FB_SYNC_EXT, 465 .vmode = FB_VMODE_NONINTERLACED 466 } }, { 467 .bus = 0, 468 .addr = 0, 469 .pixfmt = IPU_PIX_FMT_RGB24, 470 .detect = NULL, 471 .enable = enable_rgb, 472 .mode = { 473 .name = "SEIKO-WVGA", 474 .refresh = 60, 475 .xres = 800, 476 .yres = 480, 477 .pixclock = 29850, 478 .left_margin = 89, 479 .right_margin = 164, 480 .upper_margin = 23, 481 .lower_margin = 10, 482 .hsync_len = 10, 483 .vsync_len = 10, 484 .sync = 0, 485 .vmode = FB_VMODE_NONINTERLACED 486 } } }; 487 size_t display_count = ARRAY_SIZE(displays); 488 489 static void setup_display(void) 490 { 491 struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; 492 struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; 493 int reg; 494 495 /* Setup HSYNC, VSYNC, DISP_CLK for debugging purposes */ 496 SETUP_IOMUX_PADS(di0_pads); 497 498 enable_ipu_clock(); 499 imx_setup_hdmi(); 500 501 /* Turn on LDB0, LDB1, IPU,IPU DI0 clocks */ 502 reg = readl(&mxc_ccm->CCGR3); 503 reg |= MXC_CCM_CCGR3_LDB_DI0_MASK | MXC_CCM_CCGR3_LDB_DI1_MASK; 504 writel(reg, &mxc_ccm->CCGR3); 505 506 /* set LDB0, LDB1 clk select to 011/011 */ 507 reg = readl(&mxc_ccm->cs2cdr); 508 reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK 509 | MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); 510 reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) 511 | (3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET); 512 writel(reg, &mxc_ccm->cs2cdr); 513 514 reg = readl(&mxc_ccm->cscmr2); 515 reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV | MXC_CCM_CSCMR2_LDB_DI1_IPU_DIV; 516 writel(reg, &mxc_ccm->cscmr2); 517 518 reg = readl(&mxc_ccm->chsccdr); 519 reg |= (CHSCCDR_CLK_SEL_LDB_DI0 520 << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); 521 reg |= (CHSCCDR_CLK_SEL_LDB_DI0 522 << MXC_CCM_CHSCCDR_IPU1_DI1_CLK_SEL_OFFSET); 523 writel(reg, &mxc_ccm->chsccdr); 524 525 reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES 526 | IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW 527 | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW 528 | IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG 529 | IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT 530 | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG 531 | IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT 532 | IOMUXC_GPR2_LVDS_CH0_MODE_DISABLED 533 | IOMUXC_GPR2_LVDS_CH1_MODE_ENABLED_DI0; 534 writel(reg, &iomux->gpr[2]); 535 536 reg = readl(&iomux->gpr[3]); 537 reg = (reg & ~(IOMUXC_GPR3_LVDS1_MUX_CTL_MASK 538 | IOMUXC_GPR3_HDMI_MUX_CTL_MASK)) 539 | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 540 << IOMUXC_GPR3_LVDS1_MUX_CTL_OFFSET); 541 writel(reg, &iomux->gpr[3]); 542 } 543 #endif /* CONFIG_VIDEO_IPUV3 */ 544 545 /* 546 * Do not overwrite the console 547 * Use always serial for U-Boot console 548 */ 549 int overwrite_console(void) 550 { 551 return 1; 552 } 553 554 int board_eth_init(bd_t *bis) 555 { 556 setup_iomux_enet(); 557 setup_pcie(); 558 559 return cpu_eth_init(bis); 560 } 561 562 #ifdef CONFIG_USB_EHCI_MX6 563 #define USB_OTHERREGS_OFFSET 0x800 564 #define UCTRL_PWR_POL (1 << 9) 565 566 static iomux_v3_cfg_t const usb_otg_pads[] = { 567 IOMUX_PADS(PAD_EIM_D22__USB_OTG_PWR | MUX_PAD_CTRL(NO_PAD_CTRL)), 568 IOMUX_PADS(PAD_ENET_RX_ER__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL)), 569 }; 570 571 static iomux_v3_cfg_t const usb_hc1_pads[] = { 572 IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)), 573 }; 574 575 static void setup_usb(void) 576 { 577 SETUP_IOMUX_PADS(usb_otg_pads); 578 579 /* 580 * set daisy chain for otg_pin_id on 6q. 581 * for 6dl, this bit is reserved 582 */ 583 imx_iomux_set_gpr_register(1, 13, 1, 0); 584 585 SETUP_IOMUX_PADS(usb_hc1_pads); 586 } 587 588 int board_ehci_hcd_init(int port) 589 { 590 u32 *usbnc_usb_ctrl; 591 592 if (port > 1) 593 return -EINVAL; 594 595 usbnc_usb_ctrl = (u32 *)(USB_BASE_ADDR + USB_OTHERREGS_OFFSET + 596 port * 4); 597 598 setbits_le32(usbnc_usb_ctrl, UCTRL_PWR_POL); 599 600 return 0; 601 } 602 603 int board_ehci_power(int port, int on) 604 { 605 switch (port) { 606 case 0: 607 break; 608 case 1: 609 if (on) 610 gpio_direction_output(IMX_GPIO_NR(1, 29), 1); 611 else 612 gpio_direction_output(IMX_GPIO_NR(1, 29), 0); 613 break; 614 default: 615 printf("MXC USB port %d not yet supported\n", port); 616 return -EINVAL; 617 } 618 619 return 0; 620 } 621 #endif 622 623 int board_early_init_f(void) 624 { 625 setup_iomux_uart(); 626 627 return 0; 628 } 629 630 int board_init(void) 631 { 632 /* address of boot parameters */ 633 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; 634 635 #ifdef CONFIG_MXC_SPI 636 setup_spi(); 637 #endif 638 if (is_mx6dq() || is_mx6dqp()) 639 setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info1); 640 else 641 setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info1); 642 #if defined(CONFIG_VIDEO_IPUV3) 643 setup_display(); 644 #endif 645 #ifdef CONFIG_USB_EHCI_MX6 646 setup_usb(); 647 #endif 648 649 return 0; 650 } 651 652 int power_init_board(void) 653 { 654 struct pmic *p; 655 unsigned int reg; 656 int ret; 657 658 p = pfuze_common_init(I2C_PMIC); 659 if (!p) 660 return -ENODEV; 661 662 ret = pfuze_mode_init(p, APS_PFM); 663 if (ret < 0) 664 return ret; 665 666 /* Increase VGEN3 from 2.5 to 2.8V */ 667 pmic_reg_read(p, PFUZE100_VGEN3VOL, ®); 668 reg &= ~LDO_VOL_MASK; 669 reg |= LDOB_2_80V; 670 pmic_reg_write(p, PFUZE100_VGEN3VOL, reg); 671 672 /* Increase VGEN5 from 2.8 to 3V */ 673 pmic_reg_read(p, PFUZE100_VGEN5VOL, ®); 674 reg &= ~LDO_VOL_MASK; 675 reg |= LDOB_3_00V; 676 pmic_reg_write(p, PFUZE100_VGEN5VOL, reg); 677 678 return 0; 679 } 680 681 #ifdef CONFIG_MXC_SPI 682 int board_spi_cs_gpio(unsigned bus, unsigned cs) 683 { 684 return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(4, 9)) : -1; 685 } 686 #endif 687 688 #ifdef CONFIG_CMD_BMODE 689 static const struct boot_mode board_boot_modes[] = { 690 /* 4 bit bus width */ 691 {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, 692 {"sd3", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, 693 /* 8 bit bus width */ 694 {"emmc", MAKE_CFGVAL(0x60, 0x58, 0x00, 0x00)}, 695 {NULL, 0}, 696 }; 697 #endif 698 699 int board_late_init(void) 700 { 701 #ifdef CONFIG_CMD_BMODE 702 add_board_boot_modes(board_boot_modes); 703 #endif 704 705 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 706 env_set("board_name", "SABRESD"); 707 708 if (is_mx6dqp()) 709 env_set("board_rev", "MX6QP"); 710 else if (is_mx6dq()) 711 env_set("board_rev", "MX6Q"); 712 else if (is_mx6sdl()) 713 env_set("board_rev", "MX6DL"); 714 #endif 715 716 return 0; 717 } 718 719 int checkboard(void) 720 { 721 puts("Board: MX6-SabreSD\n"); 722 return 0; 723 } 724 725 #ifdef CONFIG_SPL_BUILD 726 #include <asm/arch/mx6-ddr.h> 727 #include <spl.h> 728 #include <linux/libfdt.h> 729 730 #ifdef CONFIG_SPL_OS_BOOT 731 int spl_start_uboot(void) 732 { 733 gpio_direction_input(KEY_VOL_UP); 734 735 /* Only enter in Falcon mode if KEY_VOL_UP is pressed */ 736 return gpio_get_value(KEY_VOL_UP); 737 } 738 #endif 739 740 static void ccgr_init(void) 741 { 742 struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; 743 744 writel(0x00C03F3F, &ccm->CCGR0); 745 writel(0x0030FC03, &ccm->CCGR1); 746 writel(0x0FFFC000, &ccm->CCGR2); 747 writel(0x3FF00000, &ccm->CCGR3); 748 writel(0x00FFF300, &ccm->CCGR4); 749 writel(0x0F0000C3, &ccm->CCGR5); 750 writel(0x000003FF, &ccm->CCGR6); 751 } 752 753 static int mx6q_dcd_table[] = { 754 0x020e0798, 0x000C0000, 755 0x020e0758, 0x00000000, 756 0x020e0588, 0x00000030, 757 0x020e0594, 0x00000030, 758 0x020e056c, 0x00000030, 759 0x020e0578, 0x00000030, 760 0x020e074c, 0x00000030, 761 0x020e057c, 0x00000030, 762 0x020e058c, 0x00000000, 763 0x020e059c, 0x00000030, 764 0x020e05a0, 0x00000030, 765 0x020e078c, 0x00000030, 766 0x020e0750, 0x00020000, 767 0x020e05a8, 0x00000030, 768 0x020e05b0, 0x00000030, 769 0x020e0524, 0x00000030, 770 0x020e051c, 0x00000030, 771 0x020e0518, 0x00000030, 772 0x020e050c, 0x00000030, 773 0x020e05b8, 0x00000030, 774 0x020e05c0, 0x00000030, 775 0x020e0774, 0x00020000, 776 0x020e0784, 0x00000030, 777 0x020e0788, 0x00000030, 778 0x020e0794, 0x00000030, 779 0x020e079c, 0x00000030, 780 0x020e07a0, 0x00000030, 781 0x020e07a4, 0x00000030, 782 0x020e07a8, 0x00000030, 783 0x020e0748, 0x00000030, 784 0x020e05ac, 0x00000030, 785 0x020e05b4, 0x00000030, 786 0x020e0528, 0x00000030, 787 0x020e0520, 0x00000030, 788 0x020e0514, 0x00000030, 789 0x020e0510, 0x00000030, 790 0x020e05bc, 0x00000030, 791 0x020e05c4, 0x00000030, 792 0x021b0800, 0xa1390003, 793 0x021b080c, 0x001F001F, 794 0x021b0810, 0x001F001F, 795 0x021b480c, 0x001F001F, 796 0x021b4810, 0x001F001F, 797 0x021b083c, 0x43270338, 798 0x021b0840, 0x03200314, 799 0x021b483c, 0x431A032F, 800 0x021b4840, 0x03200263, 801 0x021b0848, 0x4B434748, 802 0x021b4848, 0x4445404C, 803 0x021b0850, 0x38444542, 804 0x021b4850, 0x4935493A, 805 0x021b081c, 0x33333333, 806 0x021b0820, 0x33333333, 807 0x021b0824, 0x33333333, 808 0x021b0828, 0x33333333, 809 0x021b481c, 0x33333333, 810 0x021b4820, 0x33333333, 811 0x021b4824, 0x33333333, 812 0x021b4828, 0x33333333, 813 0x021b08b8, 0x00000800, 814 0x021b48b8, 0x00000800, 815 0x021b0004, 0x00020036, 816 0x021b0008, 0x09444040, 817 0x021b000c, 0x555A7975, 818 0x021b0010, 0xFF538F64, 819 0x021b0014, 0x01FF00DB, 820 0x021b0018, 0x00001740, 821 0x021b001c, 0x00008000, 822 0x021b002c, 0x000026d2, 823 0x021b0030, 0x005A1023, 824 0x021b0040, 0x00000027, 825 0x021b0000, 0x831A0000, 826 0x021b001c, 0x04088032, 827 0x021b001c, 0x00008033, 828 0x021b001c, 0x00048031, 829 0x021b001c, 0x09408030, 830 0x021b001c, 0x04008040, 831 0x021b0020, 0x00005800, 832 0x021b0818, 0x00011117, 833 0x021b4818, 0x00011117, 834 0x021b0004, 0x00025576, 835 0x021b0404, 0x00011006, 836 0x021b001c, 0x00000000, 837 }; 838 839 static int mx6qp_dcd_table[] = { 840 0x020e0798, 0x000c0000, 841 0x020e0758, 0x00000000, 842 0x020e0588, 0x00000030, 843 0x020e0594, 0x00000030, 844 0x020e056c, 0x00000030, 845 0x020e0578, 0x00000030, 846 0x020e074c, 0x00000030, 847 0x020e057c, 0x00000030, 848 0x020e058c, 0x00000000, 849 0x020e059c, 0x00000030, 850 0x020e05a0, 0x00000030, 851 0x020e078c, 0x00000030, 852 0x020e0750, 0x00020000, 853 0x020e05a8, 0x00000030, 854 0x020e05b0, 0x00000030, 855 0x020e0524, 0x00000030, 856 0x020e051c, 0x00000030, 857 0x020e0518, 0x00000030, 858 0x020e050c, 0x00000030, 859 0x020e05b8, 0x00000030, 860 0x020e05c0, 0x00000030, 861 0x020e0774, 0x00020000, 862 0x020e0784, 0x00000030, 863 0x020e0788, 0x00000030, 864 0x020e0794, 0x00000030, 865 0x020e079c, 0x00000030, 866 0x020e07a0, 0x00000030, 867 0x020e07a4, 0x00000030, 868 0x020e07a8, 0x00000030, 869 0x020e0748, 0x00000030, 870 0x020e05ac, 0x00000030, 871 0x020e05b4, 0x00000030, 872 0x020e0528, 0x00000030, 873 0x020e0520, 0x00000030, 874 0x020e0514, 0x00000030, 875 0x020e0510, 0x00000030, 876 0x020e05bc, 0x00000030, 877 0x020e05c4, 0x00000030, 878 0x021b0800, 0xa1390003, 879 0x021b080c, 0x001b001e, 880 0x021b0810, 0x002e0029, 881 0x021b480c, 0x001b002a, 882 0x021b4810, 0x0019002c, 883 0x021b083c, 0x43240334, 884 0x021b0840, 0x0324031a, 885 0x021b483c, 0x43340344, 886 0x021b4840, 0x03280276, 887 0x021b0848, 0x44383A3E, 888 0x021b4848, 0x3C3C3846, 889 0x021b0850, 0x2e303230, 890 0x021b4850, 0x38283E34, 891 0x021b081c, 0x33333333, 892 0x021b0820, 0x33333333, 893 0x021b0824, 0x33333333, 894 0x021b0828, 0x33333333, 895 0x021b481c, 0x33333333, 896 0x021b4820, 0x33333333, 897 0x021b4824, 0x33333333, 898 0x021b4828, 0x33333333, 899 0x021b08c0, 0x24912249, 900 0x021b48c0, 0x24914289, 901 0x021b08b8, 0x00000800, 902 0x021b48b8, 0x00000800, 903 0x021b0004, 0x00020036, 904 0x021b0008, 0x24444040, 905 0x021b000c, 0x555A7955, 906 0x021b0010, 0xFF320F64, 907 0x021b0014, 0x01ff00db, 908 0x021b0018, 0x00001740, 909 0x021b001c, 0x00008000, 910 0x021b002c, 0x000026d2, 911 0x021b0030, 0x005A1023, 912 0x021b0040, 0x00000027, 913 0x021b0400, 0x14420000, 914 0x021b0000, 0x831A0000, 915 0x021b0890, 0x00400C58, 916 0x00bb0008, 0x00000000, 917 0x00bb000c, 0x2891E41A, 918 0x00bb0038, 0x00000564, 919 0x00bb0014, 0x00000040, 920 0x00bb0028, 0x00000020, 921 0x00bb002c, 0x00000020, 922 0x021b001c, 0x04088032, 923 0x021b001c, 0x00008033, 924 0x021b001c, 0x00048031, 925 0x021b001c, 0x09408030, 926 0x021b001c, 0x04008040, 927 0x021b0020, 0x00005800, 928 0x021b0818, 0x00011117, 929 0x021b4818, 0x00011117, 930 0x021b0004, 0x00025576, 931 0x021b0404, 0x00011006, 932 0x021b001c, 0x00000000, 933 }; 934 935 static int mx6dl_dcd_table[] = { 936 0x020e0774, 0x000C0000, 937 0x020e0754, 0x00000000, 938 0x020e04ac, 0x00000030, 939 0x020e04b0, 0x00000030, 940 0x020e0464, 0x00000030, 941 0x020e0490, 0x00000030, 942 0x020e074c, 0x00000030, 943 0x020e0494, 0x00000030, 944 0x020e04a0, 0x00000000, 945 0x020e04b4, 0x00000030, 946 0x020e04b8, 0x00000030, 947 0x020e076c, 0x00000030, 948 0x020e0750, 0x00020000, 949 0x020e04bc, 0x00000030, 950 0x020e04c0, 0x00000030, 951 0x020e04c4, 0x00000030, 952 0x020e04c8, 0x00000030, 953 0x020e04cc, 0x00000030, 954 0x020e04d0, 0x00000030, 955 0x020e04d4, 0x00000030, 956 0x020e04d8, 0x00000030, 957 0x020e0760, 0x00020000, 958 0x020e0764, 0x00000030, 959 0x020e0770, 0x00000030, 960 0x020e0778, 0x00000030, 961 0x020e077c, 0x00000030, 962 0x020e0780, 0x00000030, 963 0x020e0784, 0x00000030, 964 0x020e078c, 0x00000030, 965 0x020e0748, 0x00000030, 966 0x020e0470, 0x00000030, 967 0x020e0474, 0x00000030, 968 0x020e0478, 0x00000030, 969 0x020e047c, 0x00000030, 970 0x020e0480, 0x00000030, 971 0x020e0484, 0x00000030, 972 0x020e0488, 0x00000030, 973 0x020e048c, 0x00000030, 974 0x021b0800, 0xa1390003, 975 0x021b080c, 0x001F001F, 976 0x021b0810, 0x001F001F, 977 0x021b480c, 0x001F001F, 978 0x021b4810, 0x001F001F, 979 0x021b083c, 0x4220021F, 980 0x021b0840, 0x0207017E, 981 0x021b483c, 0x4201020C, 982 0x021b4840, 0x01660172, 983 0x021b0848, 0x4A4D4E4D, 984 0x021b4848, 0x4A4F5049, 985 0x021b0850, 0x3F3C3D31, 986 0x021b4850, 0x3238372B, 987 0x021b081c, 0x33333333, 988 0x021b0820, 0x33333333, 989 0x021b0824, 0x33333333, 990 0x021b0828, 0x33333333, 991 0x021b481c, 0x33333333, 992 0x021b4820, 0x33333333, 993 0x021b4824, 0x33333333, 994 0x021b4828, 0x33333333, 995 0x021b08b8, 0x00000800, 996 0x021b48b8, 0x00000800, 997 0x021b0004, 0x0002002D, 998 0x021b0008, 0x00333030, 999 0x021b000c, 0x3F435313, 1000 0x021b0010, 0xB66E8B63, 1001 0x021b0014, 0x01FF00DB, 1002 0x021b0018, 0x00001740, 1003 0x021b001c, 0x00008000, 1004 0x021b002c, 0x000026d2, 1005 0x021b0030, 0x00431023, 1006 0x021b0040, 0x00000027, 1007 0x021b0000, 0x831A0000, 1008 0x021b001c, 0x04008032, 1009 0x021b001c, 0x00008033, 1010 0x021b001c, 0x00048031, 1011 0x021b001c, 0x05208030, 1012 0x021b001c, 0x04008040, 1013 0x021b0020, 0x00005800, 1014 0x021b0818, 0x00011117, 1015 0x021b4818, 0x00011117, 1016 0x021b0004, 0x0002556D, 1017 0x021b0404, 0x00011006, 1018 0x021b001c, 0x00000000, 1019 }; 1020 1021 static void ddr_init(int *table, int size) 1022 { 1023 int i; 1024 1025 for (i = 0; i < size / 2 ; i++) 1026 writel(table[2 * i + 1], table[2 * i]); 1027 } 1028 1029 static void spl_dram_init(void) 1030 { 1031 if (is_mx6dq()) 1032 ddr_init(mx6q_dcd_table, ARRAY_SIZE(mx6q_dcd_table)); 1033 else if (is_mx6dqp()) 1034 ddr_init(mx6qp_dcd_table, ARRAY_SIZE(mx6qp_dcd_table)); 1035 else if (is_mx6sdl()) 1036 ddr_init(mx6dl_dcd_table, ARRAY_SIZE(mx6dl_dcd_table)); 1037 } 1038 1039 void board_init_f(ulong dummy) 1040 { 1041 /* DDR initialization */ 1042 spl_dram_init(); 1043 1044 /* setup AIPS and disable watchdog */ 1045 arch_cpu_init(); 1046 1047 ccgr_init(); 1048 gpr_init(); 1049 1050 /* iomux and setup of i2c */ 1051 board_early_init_f(); 1052 1053 /* setup GP timer */ 1054 timer_init(); 1055 1056 /* UART clocks enabled and gd valid - init serial console */ 1057 preloader_console_init(); 1058 1059 /* Clear the BSS. */ 1060 memset(__bss_start, 0, __bss_end - __bss_start); 1061 1062 /* load/boot image from boot device */ 1063 board_init_r(NULL, 0); 1064 } 1065 #endif 1066