board/freescale/mx6sabreauto/mx6sabreauto.c

   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 <common.h>
  10 #include <asm/io.h>
  11 #include <asm/arch/clock.h>
  12 #include <asm/arch/imx-regs.h>
  13 #include <asm/arch/iomux.h>
  14 #include <asm/arch/mx6-pins.h>
  15 #include <linux/errno.h>
  16 #include <asm/gpio.h>
  17 #include <asm/mach-imx/iomux-v3.h>
  18 #include <asm/mach-imx/mxc_i2c.h>
  19 #include <asm/mach-imx/boot_mode.h>
  20 #include <asm/mach-imx/spi.h>
  21 #include <mmc.h>
  22 #include <fsl_esdhc.h>
  23 #include <miiphy.h>
  24 #include <netdev.h>
  25 #include <asm/arch/sys_proto.h>
  26 #include <i2c.h>
  27 #include <asm/arch/mxc_hdmi.h>
  28 #include <asm/mach-imx/video.h>
  29 #include <asm/arch/crm_regs.h>
  30 #include <pca953x.h>
  31 #include <power/pmic.h>
  32 #include <power/pfuze100_pmic.h>
  33 #include "../common/pfuze.h"
  34
  35 DECLARE_GLOBAL_DATA_PTR;
  36
  37 #define UART_PAD_CTRL  (PAD_CTL_PUS_100K_UP |                   \
  38         PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm |                 \
  39         PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
  40
  41 #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP |                    \
  42         PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm |                 \
  43         PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
  44
  45 #define ENET_PAD_CTRL  (PAD_CTL_PUS_100K_UP |                   \
  46         PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
  47
  48 #define I2C_PAD_CTRL    (PAD_CTL_PUS_100K_UP |                  \
  49         PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS |   \
  50         PAD_CTL_ODE | PAD_CTL_SRE_FAST)
  51
  52 #define GPMI_PAD_CTRL0 (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP)
  53 #define GPMI_PAD_CTRL1 (PAD_CTL_DSE_40ohm | PAD_CTL_SPEED_MED | \
  54                         PAD_CTL_SRE_FAST)
  55 #define GPMI_PAD_CTRL2 (GPMI_PAD_CTRL0 | GPMI_PAD_CTRL1)
  56
  57 #define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
  58
  59 #define WEIM_NOR_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE |          \
  60         PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |               \
  61         PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST)
  62
  63 #define I2C_PMIC        1
  64
  65 int dram_init(void)
  66 {
  67         gd->ram_size = imx_ddr_size();
  68
  69         return 0;
  70 }
  71
  72 static iomux_v3_cfg_t const uart4_pads[] = {
  73         IOMUX_PADS(PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
  74         IOMUX_PADS(PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
  75 };
  76
  77 static iomux_v3_cfg_t const enet_pads[] = {
  78         IOMUX_PADS(PAD_KEY_COL1__ENET_MDIO              | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  79         IOMUX_PADS(PAD_KEY_COL2__ENET_MDC               | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  80         IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  81         IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  82         IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  83         IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  84         IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  85         IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL       | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  86         IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK        | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  87         IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  88         IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  89         IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  90         IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  91         IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3             | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  92         IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL       | MUX_PAD_CTRL(ENET_PAD_CTRL)),
  93 };
  94
  95 /* I2C2 PMIC, iPod, Tuner, Codec, Touch, HDMI EDID, MIPI CSI2 card */
  96 static struct i2c_pads_info mx6q_i2c_pad_info1 = {
  97         .scl = {
  98                 .i2c_mode = MX6Q_PAD_EIM_EB2__I2C2_SCL | PC,
  99                 .gpio_mode = MX6Q_PAD_EIM_EB2__GPIO2_IO30 | PC,
 100                 .gp = IMX_GPIO_NR(2, 30)
 101         },
 102         .sda = {
 103                 .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC,
 104                 .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC,
 105                 .gp = IMX_GPIO_NR(4, 13)
 106         }
 107 };
 108
 109 static struct i2c_pads_info mx6dl_i2c_pad_info1 = {
 110         .scl = {
 111                 .i2c_mode = MX6DL_PAD_EIM_EB2__I2C2_SCL | PC,
 112                 .gpio_mode = MX6DL_PAD_EIM_EB2__GPIO2_IO30 | PC,
 113                 .gp = IMX_GPIO_NR(2, 30)
 114         },
 115         .sda = {
 116                 .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | PC,
 117                 .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | PC,
 118                 .gp = IMX_GPIO_NR(4, 13)
 119         }
 120 };
 121
 122 #ifndef CONFIG_SYS_FLASH_CFI
 123 /*
 124  * I2C3 MLB, Port Expanders (A, B, C), Video ADC, Light Sensor,
 125  * Compass Sensor, Accelerometer, Res Touch
 126  */
 127 static struct i2c_pads_info mx6q_i2c_pad_info2 = {
 128         .scl = {
 129                 .i2c_mode = MX6Q_PAD_GPIO_3__I2C3_SCL | PC,
 130                 .gpio_mode = MX6Q_PAD_GPIO_3__GPIO1_IO03 | PC,
 131                 .gp = IMX_GPIO_NR(1, 3)
 132         },
 133         .sda = {
 134                 .i2c_mode = MX6Q_PAD_EIM_D18__I2C3_SDA | PC,
 135                 .gpio_mode = MX6Q_PAD_EIM_D18__GPIO3_IO18 | PC,
 136                 .gp = IMX_GPIO_NR(3, 18)
 137         }
 138 };
 139
 140 static struct i2c_pads_info mx6dl_i2c_pad_info2 = {
 141         .scl = {
 142                 .i2c_mode = MX6DL_PAD_GPIO_3__I2C3_SCL | PC,
 143                 .gpio_mode = MX6DL_PAD_GPIO_3__GPIO1_IO03 | PC,
 144                 .gp = IMX_GPIO_NR(1, 3)
 145         },
 146         .sda = {
 147                 .i2c_mode = MX6DL_PAD_EIM_D18__I2C3_SDA | PC,
 148                 .gpio_mode = MX6DL_PAD_EIM_D18__GPIO3_IO18 | PC,
 149                 .gp = IMX_GPIO_NR(3, 18)
 150         }
 151 };
 152 #endif
 153
 154 static iomux_v3_cfg_t const i2c3_pads[] = {
 155         IOMUX_PADS(PAD_EIM_A24__GPIO5_IO04      | MUX_PAD_CTRL(NO_PAD_CTRL)),
 156 };
 157
 158 static iomux_v3_cfg_t const port_exp[] = {
 159         IOMUX_PADS(PAD_SD2_DAT0__GPIO1_IO15     | MUX_PAD_CTRL(NO_PAD_CTRL)),
 160 };
 161
 162 /*Define for building port exp gpio, pin starts from 0*/
 163 #define PORTEXP_IO_NR(chip, pin) \
 164         ((chip << 5) + pin)
 165
 166 /*Get the chip addr from a ioexp gpio*/
 167 #define PORTEXP_IO_TO_CHIP(gpio_nr) \
 168         (gpio_nr >> 5)
 169
 170 /*Get the pin number from a ioexp gpio*/
 171 #define PORTEXP_IO_TO_PIN(gpio_nr) \
 172         (gpio_nr & 0x1f)
 173
 174 static int port_exp_direction_output(unsigned gpio, int value)
 175 {
 176         int ret;
 177
 178         i2c_set_bus_num(2);
 179         ret = i2c_probe(PORTEXP_IO_TO_CHIP(gpio));
 180         if (ret)
 181                 return ret;
 182
 183         ret = pca953x_set_dir(PORTEXP_IO_TO_CHIP(gpio),
 184                 (1 << PORTEXP_IO_TO_PIN(gpio)),
 185                 (PCA953X_DIR_OUT << PORTEXP_IO_TO_PIN(gpio)));
 186
 187         if (ret)
 188                 return ret;
 189
 190         ret = pca953x_set_val(PORTEXP_IO_TO_CHIP(gpio),
 191                 (1 << PORTEXP_IO_TO_PIN(gpio)),
 192                 (value << PORTEXP_IO_TO_PIN(gpio)));
 193
 194         if (ret)
 195                 return ret;
 196
 197         return 0;
 198 }
 199
 200 #ifdef CONFIG_MTD_NOR_FLASH
 201 static iomux_v3_cfg_t const eimnor_pads[] = {
 202         IOMUX_PADS(PAD_EIM_D16__EIM_DATA16      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 203         IOMUX_PADS(PAD_EIM_D17__EIM_DATA17      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 204         IOMUX_PADS(PAD_EIM_D18__EIM_DATA18      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 205         IOMUX_PADS(PAD_EIM_D19__EIM_DATA19      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 206         IOMUX_PADS(PAD_EIM_D20__EIM_DATA20      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 207         IOMUX_PADS(PAD_EIM_D21__EIM_DATA21      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 208         IOMUX_PADS(PAD_EIM_D22__EIM_DATA22      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 209         IOMUX_PADS(PAD_EIM_D23__EIM_DATA23      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 210         IOMUX_PADS(PAD_EIM_D24__EIM_DATA24      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 211         IOMUX_PADS(PAD_EIM_D25__EIM_DATA25      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 212         IOMUX_PADS(PAD_EIM_D26__EIM_DATA26      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 213         IOMUX_PADS(PAD_EIM_D27__EIM_DATA27      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 214         IOMUX_PADS(PAD_EIM_D28__EIM_DATA28      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 215         IOMUX_PADS(PAD_EIM_D29__EIM_DATA29      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 216         IOMUX_PADS(PAD_EIM_D30__EIM_DATA30      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 217         IOMUX_PADS(PAD_EIM_D31__EIM_DATA31      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 218         IOMUX_PADS(PAD_EIM_DA0__EIM_AD00        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 219         IOMUX_PADS(PAD_EIM_DA1__EIM_AD01        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 220         IOMUX_PADS(PAD_EIM_DA2__EIM_AD02        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 221         IOMUX_PADS(PAD_EIM_DA3__EIM_AD03        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 222         IOMUX_PADS(PAD_EIM_DA4__EIM_AD04        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 223         IOMUX_PADS(PAD_EIM_DA5__EIM_AD05        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 224         IOMUX_PADS(PAD_EIM_DA6__EIM_AD06        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 225         IOMUX_PADS(PAD_EIM_DA7__EIM_AD07        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 226         IOMUX_PADS(PAD_EIM_DA8__EIM_AD08        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 227         IOMUX_PADS(PAD_EIM_DA9__EIM_AD09        | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 228         IOMUX_PADS(PAD_EIM_DA10__EIM_AD10       | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 229         IOMUX_PADS(PAD_EIM_DA11__EIM_AD11       | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 230         IOMUX_PADS(PAD_EIM_DA12__EIM_AD12       | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 231         IOMUX_PADS(PAD_EIM_DA13__EIM_AD13       | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 232         IOMUX_PADS(PAD_EIM_DA14__EIM_AD14       | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 233         IOMUX_PADS(PAD_EIM_DA15__EIM_AD15       | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 234         IOMUX_PADS(PAD_EIM_A16__EIM_ADDR16      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 235         IOMUX_PADS(PAD_EIM_A17__EIM_ADDR17      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 236         IOMUX_PADS(PAD_EIM_A18__EIM_ADDR18      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 237         IOMUX_PADS(PAD_EIM_A19__EIM_ADDR19      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 238         IOMUX_PADS(PAD_EIM_A20__EIM_ADDR20      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 239         IOMUX_PADS(PAD_EIM_A21__EIM_ADDR21      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 240         IOMUX_PADS(PAD_EIM_A22__EIM_ADDR22      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 241         IOMUX_PADS(PAD_EIM_A23__EIM_ADDR23      | MUX_PAD_CTRL(WEIM_NOR_PAD_CTRL)),
 242         IOMUX_PADS(PAD_EIM_OE__EIM_OE_B         | MUX_PAD_CTRL(NO_PAD_CTRL)),
 243         IOMUX_PADS(PAD_EIM_RW__EIM_RW           | MUX_PAD_CTRL(NO_PAD_CTRL)),
 244         IOMUX_PADS(PAD_EIM_CS0__EIM_CS0_B       | MUX_PAD_CTRL(NO_PAD_CTRL)),
 245 };
 246
 247 static void eimnor_cs_setup(void)
 248 {
 249         struct weim *weim_regs = (struct weim *)WEIM_BASE_ADDR;
 250
 251         writel(0x00020181, &weim_regs->cs0gcr1);
 252         writel(0x00000001, &weim_regs->cs0gcr2);
 253         writel(0x0a020000, &weim_regs->cs0rcr1);
 254         writel(0x0000c000, &weim_regs->cs0rcr2);
 255         writel(0x0804a240, &weim_regs->cs0wcr1);
 256         writel(0x00000120, &weim_regs->wcr);
 257
 258         set_chipselect_size(CS0_128);
 259 }
 260
 261 static void eim_clk_setup(void)
 262 {
 263         struct mxc_ccm_reg *imx_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
 264         int cscmr1, ccgr6;
 265
 266
 267         /* Turn off EIM clock */
 268         ccgr6 = readl(&imx_ccm->CCGR6);
 269         ccgr6 &= ~(0x3 << 10);
 270         writel(ccgr6, &imx_ccm->CCGR6);
 271
 272         /*
 273          * Configure clk_eim_slow_sel = 00 --> derive clock from AXI clk root
 274          * and aclk_eim_slow_podf = 01 --> divide by 2
 275          * so that we can have EIM at the maximum clock of 132MHz
 276          */
 277         cscmr1 = readl(&imx_ccm->cscmr1);
 278         cscmr1 &= ~(MXC_CCM_CSCMR1_ACLK_EMI_SLOW_MASK |
 279                     MXC_CCM_CSCMR1_ACLK_EMI_SLOW_PODF_MASK);
 280         cscmr1 |= (1 << MXC_CCM_CSCMR1_ACLK_EMI_SLOW_PODF_OFFSET);
 281         writel(cscmr1, &imx_ccm->cscmr1);
 282
 283         /* Turn on EIM clock */
 284         ccgr6 |= (0x3 << 10);
 285         writel(ccgr6, &imx_ccm->CCGR6);
 286 }
 287
 288 static void setup_iomux_eimnor(void)
 289 {
 290         SETUP_IOMUX_PADS(eimnor_pads);
 291
 292         gpio_direction_output(IMX_GPIO_NR(5, 4), 0);
 293
 294         eimnor_cs_setup();
 295 }
 296 #endif
 297
 298 static void setup_iomux_enet(void)
 299 {
 300         SETUP_IOMUX_PADS(enet_pads);
 301 }
 302
 303 static iomux_v3_cfg_t const usdhc3_pads[] = {
 304         IOMUX_PADS(PAD_SD3_CLK__SD3_CLK         | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 305         IOMUX_PADS(PAD_SD3_CMD__SD3_CMD         | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 306         IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 307         IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 308         IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 309         IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 310         IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 311         IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 312         IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 313         IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7      | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 314         IOMUX_PADS(PAD_GPIO_18__SD3_VSELECT     | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
 315         IOMUX_PADS(PAD_NANDF_CS2__GPIO6_IO15    | MUX_PAD_CTRL(NO_PAD_CTRL)),
 316 };
 317
 318 static void setup_iomux_uart(void)
 319 {
 320         SETUP_IOMUX_PADS(uart4_pads);
 321 }
 322
 323 #ifdef CONFIG_FSL_ESDHC
 324 static struct fsl_esdhc_cfg usdhc_cfg[1] = {
 325         {USDHC3_BASE_ADDR},
 326 };
 327
 328 int board_mmc_getcd(struct mmc *mmc)
 329 {
 330         gpio_direction_input(IMX_GPIO_NR(6, 15));
 331         return !gpio_get_value(IMX_GPIO_NR(6, 15));
 332 }
 333
 334 int board_mmc_init(bd_t *bis)
 335 {
 336         SETUP_IOMUX_PADS(usdhc3_pads);
 337
 338         usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
 339         return fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
 340 }
 341 #endif
 342
 343 #ifdef CONFIG_NAND_MXS
 344 static iomux_v3_cfg_t gpmi_pads[] = {
 345         IOMUX_PADS(PAD_NANDF_CLE__NAND_CLE      | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 346         IOMUX_PADS(PAD_NANDF_ALE__NAND_ALE      | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 347         IOMUX_PADS(PAD_NANDF_WP_B__NAND_WP_B    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 348         IOMUX_PADS(PAD_NANDF_RB0__NAND_READY_B  | MUX_PAD_CTRL(GPMI_PAD_CTRL0)),
 349         IOMUX_PADS(PAD_NANDF_CS0__NAND_CE0_B    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 350         IOMUX_PADS(PAD_SD4_CMD__NAND_RE_B       | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 351         IOMUX_PADS(PAD_SD4_CLK__NAND_WE_B       | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 352         IOMUX_PADS(PAD_NANDF_D0__NAND_DATA00    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 353         IOMUX_PADS(PAD_NANDF_D1__NAND_DATA01    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 354         IOMUX_PADS(PAD_NANDF_D2__NAND_DATA02    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 355         IOMUX_PADS(PAD_NANDF_D3__NAND_DATA03    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 356         IOMUX_PADS(PAD_NANDF_D4__NAND_DATA04    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 357         IOMUX_PADS(PAD_NANDF_D5__NAND_DATA05    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 358         IOMUX_PADS(PAD_NANDF_D6__NAND_DATA06    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 359         IOMUX_PADS(PAD_NANDF_D7__NAND_DATA07    | MUX_PAD_CTRL(GPMI_PAD_CTRL2)),
 360         IOMUX_PADS(PAD_SD4_DAT0__NAND_DQS       | MUX_PAD_CTRL(GPMI_PAD_CTRL1)),
 361 };
 362
 363 static void setup_gpmi_nand(void)
 364 {
 365         struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
 366
 367         /* config gpmi nand iomux */
 368         SETUP_IOMUX_PADS(gpmi_pads);
 369
 370         setup_gpmi_io_clk((MXC_CCM_CS2CDR_ENFC_CLK_PODF(0) |
 371                         MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) |
 372                         MXC_CCM_CS2CDR_ENFC_CLK_SEL(3)));
 373
 374         /* enable apbh clock gating */
 375         setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK);
 376 }
 377 #endif
 378
 379 static void setup_fec(void)
 380 {
 381         if (is_mx6dqp()) {
 382                 /*
 383                  * select ENET MAC0 TX clock from PLL
 384                  */
 385                 imx_iomux_set_gpr_register(5, 9, 1, 1);
 386                 enable_fec_anatop_clock(0, ENET_125MHZ);
 387         }
 388
 389         setup_iomux_enet();
 390 }
 391
 392 int board_eth_init(bd_t *bis)
 393 {
 394         setup_fec();
 395
 396         return cpu_eth_init(bis);
 397 }
 398
 399 #define BOARD_REV_B  0x200
 400 #define BOARD_REV_A  0x100
 401
 402 static int mx6sabre_rev(void)
 403 {
 404         /*
 405          * Get Board ID information from OCOTP_GP1[15:8]
 406          * i.MX6Q ARD RevA: 0x01
 407          * i.MX6Q ARD RevB: 0x02
 408          */
 409         struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
 410         struct fuse_bank *bank = &ocotp->bank[4];
 411         struct fuse_bank4_regs *fuse =
 412                         (struct fuse_bank4_regs *)bank->fuse_regs;
 413         int reg = readl(&fuse->gp1);
 414         int ret;
 415
 416         switch (reg >> 8 & 0x0F) {
 417         case 0x02:
 418                 ret = BOARD_REV_B;
 419                 break;
 420         case 0x01:
 421         default:
 422                 ret = BOARD_REV_A;
 423                 break;
 424         }
 425
 426         return ret;
 427 }
 428
 429 u32 get_board_rev(void)
 430 {
 431         int rev = mx6sabre_rev();
 432
 433         return (get_cpu_rev() & ~(0xF << 8)) | rev;
 434 }
 435
 436 #if defined(CONFIG_VIDEO_IPUV3)
 437 static void disable_lvds(struct display_info_t const *dev)
 438 {
 439         struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
 440
 441         clrbits_le32(&iomux->gpr[2],
 442                      IOMUXC_GPR2_LVDS_CH0_MODE_MASK |
 443                      IOMUXC_GPR2_LVDS_CH1_MODE_MASK);
 444 }
 445
 446 static void do_enable_hdmi(struct display_info_t const *dev)
 447 {
 448         disable_lvds(dev);
 449         imx_enable_hdmi_phy();
 450 }
 451
 452 struct display_info_t const displays[] = {{
 453         .bus    = -1,
 454         .addr   = 0,
 455         .pixfmt = IPU_PIX_FMT_RGB666,
 456         .detect = NULL,
 457         .enable = NULL,
 458         .mode   = {
 459                 .name           = "Hannstar-XGA",
 460                 .refresh        = 60,
 461                 .xres           = 1024,
 462                 .yres           = 768,
 463                 .pixclock       = 15385,
 464                 .left_margin    = 220,
 465                 .right_margin   = 40,
 466                 .upper_margin   = 21,
 467                 .lower_margin   = 7,
 468                 .hsync_len      = 60,
 469                 .vsync_len      = 10,
 470                 .sync           = FB_SYNC_EXT,
 471                 .vmode          = FB_VMODE_NONINTERLACED
 472 } }, {
 473         .bus    = -1,
 474         .addr   = 0,
 475         .pixfmt = IPU_PIX_FMT_RGB24,
 476         .detect = detect_hdmi,
 477         .enable = do_enable_hdmi,
 478         .mode   = {
 479                 .name           = "HDMI",
 480                 .refresh        = 60,
 481                 .xres           = 1024,
 482                 .yres           = 768,
 483                 .pixclock       = 15385,
 484                 .left_margin    = 220,
 485                 .right_margin   = 40,
 486                 .upper_margin   = 21,
 487                 .lower_margin   = 7,
 488                 .hsync_len      = 60,
 489                 .vsync_len      = 10,
 490                 .sync           = FB_SYNC_EXT,
 491                 .vmode          = FB_VMODE_NONINTERLACED,
 492 } } };
 493 size_t display_count = ARRAY_SIZE(displays);
 494
 495 iomux_v3_cfg_t const backlight_pads[] = {
 496         IOMUX_PADS(PAD_SD4_DAT1__GPIO2_IO09 | MUX_PAD_CTRL(ENET_PAD_CTRL)),
 497 };
 498
 499 static void setup_iomux_backlight(void)
 500 {
 501         gpio_direction_output(IMX_GPIO_NR(2, 9), 1);
 502         SETUP_IOMUX_PADS(backlight_pads);
 503 }
 504
 505 static void setup_display(void)
 506 {
 507         struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
 508         struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
 509         int reg;
 510
 511         setup_iomux_backlight();
 512         enable_ipu_clock();
 513         imx_setup_hdmi();
 514
 515         /* Turn on LDB_DI0 and LDB_DI1 clocks */
 516         reg = readl(&mxc_ccm->CCGR3);
 517         reg |= MXC_CCM_CCGR3_LDB_DI0_MASK | MXC_CCM_CCGR3_LDB_DI1_MASK;
 518         writel(reg, &mxc_ccm->CCGR3);
 519
 520         /* Set LDB_DI0 and LDB_DI1 clk select to 3b'011 */
 521         reg = readl(&mxc_ccm->cs2cdr);
 522         reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK |
 523                  MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK);
 524         reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) |
 525                (3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET);
 526         writel(reg, &mxc_ccm->cs2cdr);
 527
 528         reg = readl(&mxc_ccm->cscmr2);
 529         reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV | MXC_CCM_CSCMR2_LDB_DI1_IPU_DIV;
 530         writel(reg, &mxc_ccm->cscmr2);
 531
 532         reg = readl(&mxc_ccm->chsccdr);
 533         reg |= (CHSCCDR_CLK_SEL_LDB_DI0
 534                 << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET);
 535         reg |= (CHSCCDR_CLK_SEL_LDB_DI0 <<
 536                 MXC_CCM_CHSCCDR_IPU1_DI1_CLK_SEL_OFFSET);
 537         writel(reg, &mxc_ccm->chsccdr);
 538
 539         reg = IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_LOW |
 540               IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW |
 541               IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG |
 542               IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT |
 543               IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG |
 544               IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT |
 545               IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0 |
 546               IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED;
 547         writel(reg, &iomux->gpr[2]);
 548
 549         reg = readl(&iomux->gpr[3]);
 550         reg &= ~(IOMUXC_GPR3_LVDS0_MUX_CTL_MASK |
 551                  IOMUXC_GPR3_HDMI_MUX_CTL_MASK);
 552         reg |= (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 <<
 553                 IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET) |
 554                (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 <<
 555                 IOMUXC_GPR3_HDMI_MUX_CTL_OFFSET);
 556         writel(reg, &iomux->gpr[3]);
 557 }
 558 #endif /* CONFIG_VIDEO_IPUV3 */
 559
 560 /*
 561  * Do not overwrite the console
 562  * Use always serial for U-Boot console
 563  */
 564 int overwrite_console(void)
 565 {
 566         return 1;
 567 }
 568
 569 int board_early_init_f(void)
 570 {
 571         setup_iomux_uart();
 572
 573 #ifdef CONFIG_NAND_MXS
 574         setup_gpmi_nand();
 575 #endif
 576
 577 #ifdef CONFIG_MTD_NOR_FLASH
 578         eim_clk_setup();
 579 #endif
 580         return 0;
 581 }
 582
 583 int board_init(void)
 584 {
 585         /* address of boot parameters */
 586         gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 587
 588         /* I2C 2 and 3 setup - I2C 3 hw mux with EIM */
 589         if (is_mx6dq() || is_mx6dqp())
 590                 setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info1);
 591         else
 592                 setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info1);
 593         /* I2C 3 Steer */
 594         gpio_direction_output(IMX_GPIO_NR(5, 4), 1);
 595         SETUP_IOMUX_PADS(i2c3_pads);
 596 #ifndef CONFIG_SYS_FLASH_CFI
 597         if (is_mx6dq() || is_mx6dqp())
 598                 setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info2);
 599         else
 600                 setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info2);
 601 #endif
 602         gpio_direction_output(IMX_GPIO_NR(1, 15), 1);
 603         SETUP_IOMUX_PADS(port_exp);
 604
 605 #ifdef CONFIG_VIDEO_IPUV3
 606         setup_display();
 607 #endif
 608
 609 #ifdef CONFIG_MTD_NOR_FLASH
 610         setup_iomux_eimnor();
 611 #endif
 612         return 0;
 613 }
 614
 615 #ifdef CONFIG_MXC_SPI
 616 int board_spi_cs_gpio(unsigned bus, unsigned cs)
 617 {
 618         return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(4, 9)) : -1;
 619 }
 620 #endif
 621
 622 int power_init_board(void)
 623 {
 624         struct pmic *p;
 625         unsigned int value;
 626
 627         p = pfuze_common_init(I2C_PMIC);
 628         if (!p)
 629                 return -ENODEV;
 630
 631         if (is_mx6dqp()) {
 632                 /* set SW2 staby volatage 0.975V*/
 633                 pmic_reg_read(p, PFUZE100_SW2STBY, &value);
 634                 value &= ~0x3f;
 635                 value |= 0x17;
 636                 pmic_reg_write(p, PFUZE100_SW2STBY, value);
 637         }
 638
 639         return pfuze_mode_init(p, APS_PFM);
 640 }
 641
 642 #ifdef CONFIG_CMD_BMODE
 643 static const struct boot_mode board_boot_modes[] = {
 644         /* 4 bit bus width */
 645         {"mmc0", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)},
 646         {NULL,   0},
 647 };
 648 #endif
 649
 650 int board_late_init(void)
 651 {
 652 #ifdef CONFIG_CMD_BMODE
 653         add_board_boot_modes(board_boot_modes);
 654 #endif
 655
 656 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 657         setenv("board_name", "SABREAUTO");
 658
 659         if (is_mx6dqp())
 660                 setenv("board_rev", "MX6QP");
 661         else if (is_mx6dq())
 662                 setenv("board_rev", "MX6Q");
 663         else if (is_mx6sdl())
 664                 setenv("board_rev", "MX6DL");
 665 #endif
 666
 667         return 0;
 668 }
 669
 670 int checkboard(void)
 671 {
 672         int rev = mx6sabre_rev();
 673         char *revname;
 674
 675         switch (rev) {
 676         case BOARD_REV_B:
 677                 revname = "B";
 678                 break;
 679         case BOARD_REV_A:
 680         default:
 681                 revname = "A";
 682                 break;
 683         }
 684
 685         printf("Board: MX6Q-Sabreauto rev%s\n", revname);
 686
 687         return 0;
 688 }
 689
 690 #ifdef CONFIG_USB_EHCI_MX6
 691 #define USB_HOST1_PWR     PORTEXP_IO_NR(0x32, 7)
 692 #define USB_OTG_PWR       PORTEXP_IO_NR(0x34, 1)
 693
 694 iomux_v3_cfg_t const usb_otg_pads[] = {
 695         IOMUX_PADS(PAD_ENET_RX_ER__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL)),
 696 };
 697
 698 int board_ehci_hcd_init(int port)
 699 {
 700         switch (port) {
 701         case 0:
 702                 SETUP_IOMUX_PADS(usb_otg_pads);
 703
 704                 /*
 705                   * Set daisy chain for otg_pin_id on 6q.
 706                  *  For 6dl, this bit is reserved.
 707                  */
 708                 imx_iomux_set_gpr_register(1, 13, 1, 0);
 709                 break;
 710         case 1:
 711                 break;
 712         default:
 713                 printf("MXC USB port %d not yet supported\n", port);
 714                 return -EINVAL;
 715         }
 716         return 0;
 717 }
 718
 719 int board_ehci_power(int port, int on)
 720 {
 721         switch (port) {
 722         case 0:
 723                 if (on)
 724                         port_exp_direction_output(USB_OTG_PWR, 1);
 725                 else
 726                         port_exp_direction_output(USB_OTG_PWR, 0);
 727                 break;
 728         case 1:
 729                 if (on)
 730                         port_exp_direction_output(USB_HOST1_PWR, 1);
 731                 else
 732                         port_exp_direction_output(USB_HOST1_PWR, 0);
 733                 break;
 734         default:
 735                 printf("MXC USB port %d not yet supported\n", port);
 736                 return -EINVAL;
 737         }
 738
 739         return 0;
 740 }
 741 #endif
 742
 743 #ifdef CONFIG_SPL_BUILD
 744 #include <asm/arch/mx6-ddr.h>
 745 #include <spl.h>
 746 #include <libfdt.h>
 747
 748 #ifdef CONFIG_SPL_OS_BOOT
 749 int spl_start_uboot(void)
 750 {
 751         return 0;
 752 }
 753 #endif
 754
 755 static void ccgr_init(void)
 756 {
 757         struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
 758
 759         writel(0x00C03F3F, &ccm->CCGR0);
 760         writel(0x0030FC03, &ccm->CCGR1);
 761         writel(0x0FFFC000, &ccm->CCGR2);
 762         writel(0x3FF00000, &ccm->CCGR3);
 763         writel(0x00FFF300, &ccm->CCGR4);
 764         writel(0x0F0000C3, &ccm->CCGR5);
 765         writel(0x000003FF, &ccm->CCGR6);
 766 }
 767
 768 static void gpr_init(void)
 769 {
 770         struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
 771
 772         /* enable AXI cache for VDOA/VPU/IPU */
 773         writel(0xF00000CF, &iomux->gpr[4]);
 774         if (is_mx6dqp()) {
 775                 /* set IPU AXI-id1 Qos=0x1 AXI-id0/2/3 Qos=0x7 */
 776                 writel(0x007F007F, &iomux->gpr[6]);
 777                 writel(0x007F007F, &iomux->gpr[7]);
 778         } else {
 779                 /* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */
 780                 writel(0x007F007F, &iomux->gpr[6]);
 781                 writel(0x007F007F, &iomux->gpr[7]);
 782         }
 783 }
 784
 785 static int mx6q_dcd_table[] = {
 786         0x020e0798, 0x000C0000,
 787         0x020e0758, 0x00000000,
 788         0x020e0588, 0x00000030,
 789         0x020e0594, 0x00000030,
 790         0x020e056c, 0x00000030,
 791         0x020e0578, 0x00000030,
 792         0x020e074c, 0x00000030,
 793         0x020e057c, 0x00000030,
 794         0x020e058c, 0x00000000,
 795         0x020e059c, 0x00000030,
 796         0x020e05a0, 0x00000030,
 797         0x020e078c, 0x00000030,
 798         0x020e0750, 0x00020000,
 799         0x020e05a8, 0x00000028,
 800         0x020e05b0, 0x00000028,
 801         0x020e0524, 0x00000028,
 802         0x020e051c, 0x00000028,
 803         0x020e0518, 0x00000028,
 804         0x020e050c, 0x00000028,
 805         0x020e05b8, 0x00000028,
 806         0x020e05c0, 0x00000028,
 807         0x020e0774, 0x00020000,
 808         0x020e0784, 0x00000028,
 809         0x020e0788, 0x00000028,
 810         0x020e0794, 0x00000028,
 811         0x020e079c, 0x00000028,
 812         0x020e07a0, 0x00000028,
 813         0x020e07a4, 0x00000028,
 814         0x020e07a8, 0x00000028,
 815         0x020e0748, 0x00000028,
 816         0x020e05ac, 0x00000028,
 817         0x020e05b4, 0x00000028,
 818         0x020e0528, 0x00000028,
 819         0x020e0520, 0x00000028,
 820         0x020e0514, 0x00000028,
 821         0x020e0510, 0x00000028,
 822         0x020e05bc, 0x00000028,
 823         0x020e05c4, 0x00000028,
 824         0x021b0800, 0xa1390003,
 825         0x021b080c, 0x001F001F,
 826         0x021b0810, 0x001F001F,
 827         0x021b480c, 0x001F001F,
 828         0x021b4810, 0x001F001F,
 829         0x021b083c, 0x43260335,
 830         0x021b0840, 0x031A030B,
 831         0x021b483c, 0x4323033B,
 832         0x021b4840, 0x0323026F,
 833         0x021b0848, 0x483D4545,
 834         0x021b4848, 0x44433E48,
 835         0x021b0850, 0x41444840,
 836         0x021b4850, 0x4835483E,
 837         0x021b081c, 0x33333333,
 838         0x021b0820, 0x33333333,
 839         0x021b0824, 0x33333333,
 840         0x021b0828, 0x33333333,
 841         0x021b481c, 0x33333333,
 842         0x021b4820, 0x33333333,
 843         0x021b4824, 0x33333333,
 844         0x021b4828, 0x33333333,
 845         0x021b08b8, 0x00000800,
 846         0x021b48b8, 0x00000800,
 847         0x021b0004, 0x00020036,
 848         0x021b0008, 0x09444040,
 849         0x021b000c, 0x8A8F7955,
 850         0x021b0010, 0xFF328F64,
 851         0x021b0014, 0x01FF00DB,
 852         0x021b0018, 0x00001740,
 853         0x021b001c, 0x00008000,
 854         0x021b002c, 0x000026d2,
 855         0x021b0030, 0x008F1023,
 856         0x021b0040, 0x00000047,
 857         0x021b0000, 0x841A0000,
 858         0x021b001c, 0x04088032,
 859         0x021b001c, 0x00008033,
 860         0x021b001c, 0x00048031,
 861         0x021b001c, 0x09408030,
 862         0x021b001c, 0x04008040,
 863         0x021b0020, 0x00005800,
 864         0x021b0818, 0x00011117,
 865         0x021b4818, 0x00011117,
 866         0x021b0004, 0x00025576,
 867         0x021b0404, 0x00011006,
 868         0x021b001c, 0x00000000,
 869         0x020c4068, 0x00C03F3F,
 870         0x020c406c, 0x0030FC03,
 871         0x020c4070, 0x0FFFC000,
 872         0x020c4074, 0x3FF00000,
 873         0x020c4078, 0xFFFFF300,
 874         0x020c407c, 0x0F0000F3,
 875         0x020c4080, 0x00000FFF,
 876         0x020e0010, 0xF00000CF,
 877         0x020e0018, 0x007F007F,
 878         0x020e001c, 0x007F007F,
 879 };
 880
 881 static int mx6qp_dcd_table[] = {
 882         0x020e0798, 0x000C0000,
 883         0x020e0758, 0x00000000,
 884         0x020e0588, 0x00000030,
 885         0x020e0594, 0x00000030,
 886         0x020e056c, 0x00000030,
 887         0x020e0578, 0x00000030,
 888         0x020e074c, 0x00000030,
 889         0x020e057c, 0x00000030,
 890         0x020e058c, 0x00000000,
 891         0x020e059c, 0x00000030,
 892         0x020e05a0, 0x00000030,
 893         0x020e078c, 0x00000030,
 894         0x020e0750, 0x00020000,
 895         0x020e05a8, 0x00000030,
 896         0x020e05b0, 0x00000030,
 897         0x020e0524, 0x00000030,
 898         0x020e051c, 0x00000030,
 899         0x020e0518, 0x00000030,
 900         0x020e050c, 0x00000030,
 901         0x020e05b8, 0x00000030,
 902         0x020e05c0, 0x00000030,
 903         0x020e0774, 0x00020000,
 904         0x020e0784, 0x00000030,
 905         0x020e0788, 0x00000030,
 906         0x020e0794, 0x00000030,
 907         0x020e079c, 0x00000030,
 908         0x020e07a0, 0x00000030,
 909         0x020e07a4, 0x00000030,
 910         0x020e07a8, 0x00000030,
 911         0x020e0748, 0x00000030,
 912         0x020e05ac, 0x00000030,
 913         0x020e05b4, 0x00000030,
 914         0x020e0528, 0x00000030,
 915         0x020e0520, 0x00000030,
 916         0x020e0514, 0x00000030,
 917         0x020e0510, 0x00000030,
 918         0x020e05bc, 0x00000030,
 919         0x020e05c4, 0x00000030,
 920         0x021b0800, 0xa1390003,
 921         0x021b080c, 0x001b001e,
 922         0x021b0810, 0x002e0029,
 923         0x021b480c, 0x001b002a,
 924         0x021b4810, 0x0019002c,
 925         0x021b083c, 0x43240334,
 926         0x021b0840, 0x0324031a,
 927         0x021b483c, 0x43340344,
 928         0x021b4840, 0x03280276,
 929         0x021b0848, 0x44383A3E,
 930         0x021b4848, 0x3C3C3846,
 931         0x021b0850, 0x2e303230,
 932         0x021b4850, 0x38283E34,
 933         0x021b081c, 0x33333333,
 934         0x021b0820, 0x33333333,
 935         0x021b0824, 0x33333333,
 936         0x021b0828, 0x33333333,
 937         0x021b481c, 0x33333333,
 938         0x021b4820, 0x33333333,
 939         0x021b4824, 0x33333333,
 940         0x021b4828, 0x33333333,
 941         0x021b08c0, 0x24912492,
 942         0x021b48c0, 0x24912492,
 943         0x021b08b8, 0x00000800,
 944         0x021b48b8, 0x00000800,
 945         0x021b0004, 0x00020036,
 946         0x021b0008, 0x09444040,
 947         0x021b000c, 0x898E7955,
 948         0x021b0010, 0xFF328F64,
 949         0x021b0014, 0x01FF00DB,
 950         0x021b0018, 0x00001740,
 951         0x021b001c, 0x00008000,
 952         0x021b002c, 0x000026d2,
 953         0x021b0030, 0x008E1023,
 954         0x021b0040, 0x00000047,
 955         0x021b0400, 0x14420000,
 956         0x021b0000, 0x841A0000,
 957         0x00bb0008, 0x00000004,
 958         0x00bb000c, 0x2891E41A,
 959         0x00bb0038, 0x00000564,
 960         0x00bb0014, 0x00000040,
 961         0x00bb0028, 0x00000020,
 962         0x00bb002c, 0x00000020,
 963         0x021b001c, 0x04088032,
 964         0x021b001c, 0x00008033,
 965         0x021b001c, 0x00048031,
 966         0x021b001c, 0x09408030,
 967         0x021b001c, 0x04008040,
 968         0x021b0020, 0x00005800,
 969         0x021b0818, 0x00011117,
 970         0x021b4818, 0x00011117,
 971         0x021b0004, 0x00025576,
 972         0x021b0404, 0x00011006,
 973         0x021b001c, 0x00000000,
 974         0x020c4068, 0x00C03F3F,
 975         0x020c406c, 0x0030FC03,
 976         0x020c4070, 0x0FFFC000,
 977         0x020c4074, 0x3FF00000,
 978         0x020c4078, 0xFFFFF300,
 979         0x020c407c, 0x0F0000F3,
 980         0x020c4080, 0x00000FFF,
 981         0x020e0010, 0xF00000CF,
 982         0x020e0018, 0x77177717,
 983         0x020e001c, 0x77177717,
 984 };
 985
 986 static int mx6dl_dcd_table[] = {
 987         0x020e0774, 0x000C0000,
 988         0x020e0754, 0x00000000,
 989         0x020e04ac, 0x00000030,
 990         0x020e04b0, 0x00000030,
 991         0x020e0464, 0x00000030,
 992         0x020e0490, 0x00000030,
 993         0x020e074c, 0x00000030,
 994         0x020e0494, 0x00000030,
 995         0x020e04a0, 0x00000000,
 996         0x020e04b4, 0x00000030,
 997         0x020e04b8, 0x00000030,
 998         0x020e076c, 0x00000030,
 999         0x020e0750, 0x00020000,
1000         0x020e04bc, 0x00000028,
1001         0x020e04c0, 0x00000028,
1002         0x020e04c4, 0x00000028,
1003         0x020e04c8, 0x00000028,
1004         0x020e04cc, 0x00000028,
1005         0x020e04d0, 0x00000028,
1006         0x020e04d4, 0x00000028,
1007         0x020e04d8, 0x00000028,
1008         0x020e0760, 0x00020000,
1009         0x020e0764, 0x00000028,
1010         0x020e0770, 0x00000028,
1011         0x020e0778, 0x00000028,
1012         0x020e077c, 0x00000028,
1013         0x020e0780, 0x00000028,
1014         0x020e0784, 0x00000028,
1015         0x020e078c, 0x00000028,
1016         0x020e0748, 0x00000028,
1017         0x020e0470, 0x00000028,
1018         0x020e0474, 0x00000028,
1019         0x020e0478, 0x00000028,
1020         0x020e047c, 0x00000028,
1021         0x020e0480, 0x00000028,
1022         0x020e0484, 0x00000028,
1023         0x020e0488, 0x00000028,
1024         0x020e048c, 0x00000028,
1025         0x021b0800, 0xa1390003,
1026         0x021b080c, 0x001F001F,
1027         0x021b0810, 0x001F001F,
1028         0x021b480c, 0x001F001F,
1029         0x021b4810, 0x001F001F,
1030         0x021b083c, 0x42190217,
1031         0x021b0840, 0x017B017B,
1032         0x021b483c, 0x4176017B,
1033         0x021b4840, 0x015F016C,
1034         0x021b0848, 0x4C4C4D4C,
1035         0x021b4848, 0x4A4D4C48,
1036         0x021b0850, 0x3F3F3F40,
1037         0x021b4850, 0x3538382E,
1038         0x021b081c, 0x33333333,
1039         0x021b0820, 0x33333333,
1040         0x021b0824, 0x33333333,
1041         0x021b0828, 0x33333333,
1042         0x021b481c, 0x33333333,
1043         0x021b4820, 0x33333333,
1044         0x021b4824, 0x33333333,
1045         0x021b4828, 0x33333333,
1046         0x021b08b8, 0x00000800,
1047         0x021b48b8, 0x00000800,
1048         0x021b0004, 0x00020025,
1049         0x021b0008, 0x00333030,
1050         0x021b000c, 0x676B5313,
1051         0x021b0010, 0xB66E8B63,
1052         0x021b0014, 0x01FF00DB,
1053         0x021b0018, 0x00001740,
1054         0x021b001c, 0x00008000,
1055         0x021b002c, 0x000026d2,
1056         0x021b0030, 0x006B1023,
1057         0x021b0040, 0x00000047,
1058         0x021b0000, 0x841A0000,
1059         0x021b001c, 0x04008032,
1060         0x021b001c, 0x00008033,
1061         0x021b001c, 0x00048031,
1062         0x021b001c, 0x05208030,
1063         0x021b001c, 0x04008040,
1064         0x021b0020, 0x00005800,
1065         0x021b0818, 0x00011117,
1066         0x021b4818, 0x00011117,
1067         0x021b0004, 0x00025565,
1068         0x021b0404, 0x00011006,
1069         0x021b001c, 0x00000000,
1070         0x020c4068, 0x00C03F3F,
1071         0x020c406c, 0x0030FC03,
1072         0x020c4070, 0x0FFFC000,
1073         0x020c4074, 0x3FF00000,
1074         0x020c4078, 0xFFFFF300,
1075         0x020c407c, 0x0F0000C3,
1076         0x020c4080, 0x00000FFF,
1077         0x020e0010, 0xF00000CF,
1078         0x020e0018, 0x007F007F,
1079         0x020e001c, 0x007F007F,
1080 };
1081
1082 static void ddr_init(int *table, int size)
1083 {
1084         int i;
1085
1086         for (i = 0; i < size / 2 ; i++)
1087                 writel(table[2 * i + 1], table[2 * i]);
1088 }
1089
1090 static void spl_dram_init(void)
1091 {
1092         if (is_mx6dq())
1093                 ddr_init(mx6q_dcd_table, ARRAY_SIZE(mx6q_dcd_table));
1094         else if (is_mx6dqp())
1095                 ddr_init(mx6qp_dcd_table, ARRAY_SIZE(mx6qp_dcd_table));
1096         else if (is_mx6sdl())
1097                 ddr_init(mx6dl_dcd_table, ARRAY_SIZE(mx6dl_dcd_table));
1098 }
1099
1100 void board_init_f(ulong dummy)
1101 {
1102         /* DDR initialization */
1103         spl_dram_init();
1104
1105         /* setup AIPS and disable watchdog */
1106         arch_cpu_init();
1107
1108         ccgr_init();
1109         gpr_init();
1110
1111         /* iomux and setup of i2c */
1112         board_early_init_f();
1113
1114         /* setup GP timer */
1115         timer_init();
1116
1117         /* UART clocks enabled and gd valid - init serial console */
1118         preloader_console_init();
1119
1120         /* Clear the BSS. */
1121         memset(__bss_start, 0, __bss_end - __bss_start);
1122
1123         /* load/boot image from boot device */
1124         board_init_r(NULL, 0);
1125 }
1126 #endif