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