*/
struct ventana_board_info ventana_info;
-int board_type;
+static int board_type;
/* UART1: Function varies per baseboard */
-iomux_v3_cfg_t const uart1_pads[] = {
+static iomux_v3_cfg_t const uart1_pads[] = {
IOMUX_PADS(PAD_SD3_DAT6__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
IOMUX_PADS(PAD_SD3_DAT7__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
};
/* UART2: Serial Console */
-iomux_v3_cfg_t const uart2_pads[] = {
+static iomux_v3_cfg_t const uart2_pads[] = {
IOMUX_PADS(PAD_SD4_DAT7__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
IOMUX_PADS(PAD_SD4_DAT4__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)),
};
#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
/* I2C1: GSC */
-struct i2c_pads_info mx6q_i2c_pad_info0 = {
+static struct i2c_pads_info mx6q_i2c_pad_info0 = {
.scl = {
.i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | PC,
.gpio_mode = MX6Q_PAD_EIM_D21__GPIO3_IO21 | PC,
.gp = IMX_GPIO_NR(3, 28)
}
};
-struct i2c_pads_info mx6dl_i2c_pad_info0 = {
+static struct i2c_pads_info mx6dl_i2c_pad_info0 = {
.scl = {
.i2c_mode = MX6DL_PAD_EIM_D21__I2C1_SCL | PC,
.gpio_mode = MX6DL_PAD_EIM_D21__GPIO3_IO21 | PC,
};
/* I2C2: PMIC/PCIe Switch/PCIe Clock/Mezz */
-struct i2c_pads_info mx6q_i2c_pad_info1 = {
+static struct i2c_pads_info mx6q_i2c_pad_info1 = {
.scl = {
.i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC,
.gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | PC,
.gp = IMX_GPIO_NR(4, 13)
}
};
-struct i2c_pads_info mx6dl_i2c_pad_info1 = {
+static struct i2c_pads_info mx6dl_i2c_pad_info1 = {
.scl = {
.i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | PC,
.gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | PC,
};
/* I2C3: Misc/Expansion */
-struct i2c_pads_info mx6q_i2c_pad_info2 = {
+static struct i2c_pads_info mx6q_i2c_pad_info2 = {
.scl = {
.i2c_mode = MX6Q_PAD_GPIO_3__I2C3_SCL | PC,
.gpio_mode = MX6Q_PAD_GPIO_3__GPIO1_IO03 | PC,
.gp = IMX_GPIO_NR(1, 6)
}
};
-struct i2c_pads_info mx6dl_i2c_pad_info2 = {
+static struct i2c_pads_info mx6dl_i2c_pad_info2 = {
.scl = {
.i2c_mode = MX6DL_PAD_GPIO_3__I2C3_SCL | PC,
.gpio_mode = MX6DL_PAD_GPIO_3__GPIO1_IO03 | PC,
};
/* MMC */
-iomux_v3_cfg_t const usdhc3_pads[] = {
+static iomux_v3_cfg_t const usdhc3_pads[] = {
IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
};
/* ENET */
-iomux_v3_cfg_t const enet_pads[] = {
+static iomux_v3_cfg_t const enet_pads[] = {
IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)),
IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)),
};
/* NAND */
-iomux_v3_cfg_t const nfc_pads[] = {
+static iomux_v3_cfg_t const nfc_pads[] = {
IOMUX_PADS(PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL)),
IOMUX_PADS(PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NO_PAD_CTRL)),
IOMUX_PADS(PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NO_PAD_CTRL)),
}
#ifdef CONFIG_USB_EHCI_MX6
-iomux_v3_cfg_t const usb_pads[] = {
+static iomux_v3_cfg_t const usb_pads[] = {
IOMUX_PADS(PAD_GPIO_1__USB_OTG_ID | DIO_PAD_CFG),
IOMUX_PADS(PAD_KEY_COL4__USB_OTG_OC | DIO_PAD_CFG),
/* OTG PWR */
#endif /* CONFIG_USB_EHCI_MX6 */
#ifdef CONFIG_FSL_ESDHC
-struct fsl_esdhc_cfg usdhc_cfg = { USDHC3_BASE_ADDR };
+static struct fsl_esdhc_cfg usdhc_cfg = { USDHC3_BASE_ADDR };
int board_mmc_getcd(struct mmc *mmc)
{
int board_eth_init(bd_t *bis)
{
- setup_iomux_enet();
-
#ifdef CONFIG_FEC_MXC
- if (board_type != GW552x)
+ if (board_type != GW551x && board_type != GW552x) {
+ setup_iomux_enet();
cpu_eth_init(bis);
+ }
#endif
#ifdef CONFIG_E1000
.vsync_len = 10,
.sync = FB_SYNC_EXT,
.vmode = FB_VMODE_NONINTERLACED
+} }, {
+ /* DLC700JMG-T-4 */
+ .bus = 0,
+ .addr = 0,
+ .detect = NULL,
+ .enable = enable_lvds,
+ .pixfmt = IPU_PIX_FMT_LVDS666,
+ .mode = {
+ .name = "DLC700JMGT4",
+ .refresh = 60,
+ .xres = 1024, /* 1024x600active pixels */
+ .yres = 600,
+ .pixclock = 15385, /* 64MHz */
+ .left_margin = 220,
+ .right_margin = 40,
+ .upper_margin = 21,
+ .lower_margin = 7,
+ .hsync_len = 60,
+ .vsync_len = 10,
+ .sync = FB_SYNC_EXT,
+ .vmode = FB_VMODE_NONINTERLACED
+} }, {
+ /* DLC800FIG-T-3 */
+ .bus = 0,
+ .addr = 0,
+ .detect = NULL,
+ .enable = enable_lvds,
+ .pixfmt = IPU_PIX_FMT_LVDS666,
+ .mode = {
+ .name = "DLC800FIGT3",
+ .refresh = 60,
+ .xres = 1024, /* 1024x768 active pixels */
+ .yres = 768,
+ .pixclock = 15385, /* 64MHz */
+ .left_margin = 220,
+ .right_margin = 40,
+ .upper_margin = 21,
+ .lower_margin = 7,
+ .hsync_len = 60,
+ .vsync_len = 10,
+ .sync = FB_SYNC_EXT,
+ .vmode = FB_VMODE_NONINTERLACED
} } };
size_t display_count = ARRAY_SIZE(displays);
IOMUX_PADS(PAD_DISP0_DAT23__GPIO5_IO17 | DIO_PAD_CFG),
};
+static iomux_v3_cfg_t const gw551x_gpio_pads[] = {
+ /* PANLED# */
+ IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | DIO_PAD_CFG),
+ /* PCI_RST# */
+ IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | DIO_PAD_CFG),
+ /* PCIESKT_WDIS# */
+ IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG),
+};
+
static iomux_v3_cfg_t const gw552x_gpio_pads[] = {
/* PANLEDG# */
IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG),
int num_pads;
/* DIO pinmux/val */
struct dio_cfg dio_cfg[4];
+ int num_gpios;
/* various gpios (0 if non-existent) */
int leds[3];
int pcie_rst;
int wdis;
};
-struct ventana gpio_cfg[] = {
+static struct ventana gpio_cfg[] = {
/* GW5400proto */
{
.gpio_pads = gw54xx_gpio_pads,
4
},
},
+ .num_gpios = 4,
.leds = {
IMX_GPIO_NR(4, 6),
IMX_GPIO_NR(4, 10),
4
},
},
+ .num_gpios = 4,
.leds = {
IMX_GPIO_NR(4, 6),
IMX_GPIO_NR(4, 10),
0
},
},
+ .num_gpios = 4,
.leds = {
IMX_GPIO_NR(4, 6),
IMX_GPIO_NR(4, 7),
0
},
},
+ .num_gpios = 4,
.leds = {
IMX_GPIO_NR(4, 6),
IMX_GPIO_NR(4, 7),
4
},
},
+ .num_gpios = 4,
.leds = {
IMX_GPIO_NR(4, 6),
IMX_GPIO_NR(4, 7),
.wdis = IMX_GPIO_NR(5, 17),
},
- /* GW552x */
+ /* GW551x */
{
- .gpio_pads = gw552x_gpio_pads,
- .num_pads = ARRAY_SIZE(gw552x_gpio_pads)/2,
+ .gpio_pads = gw551x_gpio_pads,
+ .num_pads = ARRAY_SIZE(gw551x_gpio_pads)/2,
.dio_cfg = {
{
{ IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16) },
3
},
{
- { IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20) },
- IMX_GPIO_NR(2, 10),
- { 0, 0 },
- 0
+ { IOMUX_PADS(PAD_SD1_CMD__GPIO1_IO18) },
+ IMX_GPIO_NR(1, 18),
+ { IOMUX_PADS(PAD_SD1_CMD__PWM4_OUT) },
+ 4
+ },
+ },
+ .num_gpios = 2,
+ .leds = {
+ IMX_GPIO_NR(4, 7),
+ },
+ .pcie_rst = IMX_GPIO_NR(1, 0),
+ .wdis = IMX_GPIO_NR(7, 12),
+ },
+
+ /* GW552x */
+ {
+ .gpio_pads = gw552x_gpio_pads,
+ .num_pads = ARRAY_SIZE(gw552x_gpio_pads)/2,
+ .dio_cfg = {
+ {
+ { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) },
+ IMX_GPIO_NR(1, 19),
+ { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) },
+ 2
+ },
+ {
+ { IOMUX_PADS(PAD_SD1_DAT1__GPIO1_IO17) },
+ IMX_GPIO_NR(1, 17),
+ { IOMUX_PADS(PAD_SD1_DAT1__PWM3_OUT) },
+ 3
},
},
+ .num_gpios = 4,
.leds = {
IMX_GPIO_NR(4, 6),
IMX_GPIO_NR(4, 7),
IMX_GPIO_NR(4, 15),
},
.pcie_rst = IMX_GPIO_NR(1, 29),
+ .wdis = IMX_GPIO_NR(7, 12),
},
};
p = pmic_get("LTC3676_PMIC");
if (p && !pmic_probe(p)) {
puts("PMIC: LTC3676\n");
- /* set board-specific scalar to 1225mV for IMX6Q@1GHz */
- if (is_cpu_type(MXC_CPU_MX6Q)) {
- /* mask PGOOD during SW1 transition */
- reg = 0x1d | LTC3676_PGOOD_MASK;
- pmic_reg_write(p, LTC3676_DVB1B, reg);
- /* set SW1 (VDD_SOC) to 1259mV */
- reg = 0x1d;
- pmic_reg_write(p, LTC3676_DVB1A, reg);
-
- /* mask PGOOD during SW3 transition */
- reg = 0x1d | LTC3676_PGOOD_MASK;
- pmic_reg_write(p, LTC3676_DVB3B, reg);
- /*set SW3 (VDD_ARM) to 1259mV */
- reg = 0x1d;
- pmic_reg_write(p, LTC3676_DVB3A, reg);
- }
+ /*
+ * set board-specific scalar for max CPU frequency
+ * per CPU based on the LDO enabled Operating Ranges
+ * defined in the respective IMX6DQ and IMX6SDL
+ * datasheets. The voltage resulting from the R1/R2
+ * feedback inputs on Ventana is 1308mV. Note that this
+ * is a bit shy of the Vmin of 1350mV in the datasheet
+ * for LDO enabled mode but is as high as we can go.
+ *
+ * We will rely on an OS kernel driver to properly
+ * regulate these per CPU operating point and use LDO
+ * bypass mode when using the higher frequency
+ * operating points to compensate as LDO bypass mode
+ * allows the rails be 125mV lower.
+ */
+ /* mask PGOOD during SW1 transition */
+ pmic_reg_write(p, LTC3676_DVB1B,
+ 0x1f | LTC3676_PGOOD_MASK);
+ /* set SW1 (VDD_SOC) */
+ pmic_reg_write(p, LTC3676_DVB1A, 0x1f);
+
+ /* mask PGOOD during SW3 transition */
+ pmic_reg_write(p, LTC3676_DVB3B,
+ 0x1f | LTC3676_PGOOD_MASK);
+ /* set SW3 (VDD_ARM) */
+ pmic_reg_write(p, LTC3676_DVB3A, 0x1f);
}
}
iomux_v3_cfg_t ctrl = DIO_PAD_CFG;
unsigned cputype = is_cpu_type(MXC_CPU_MX6Q) ? 0 : 1;
+ if (!cfg->gpio_padmux[0] && !cfg->gpio_padmux[1])
+ continue;
sprintf(arg, "dio%d", i);
if (!hwconfig(arg))
continue;
sprintf(fdt, "%s-%s.dtb", cputype, str);
setenv("fdt_file1", fdt);
}
- if (board_type != GW552x)
+ if (board_type != GW551x && board_type != GW552x)
str[4] = 'x';
str[5] = 'x';
str[6] = 0;
/* board serial-number */
sprintf(str, "%6d", info->serial);
setenv("serial#", str);
+
+ /* memory MB */
+ sprintf(str, "%d", (int) (gd->ram_size >> 20));
+ setenv("mem_mb", str);
}
{ "fsl,imx6q-gpmi-nand", MTD_DEV_TYPE_NAND, }, /* NAND flash */
};
const char *model = getenv("model");
+ int i;
+ char rev = 0;
+
+ /* determine board revision */
+ for (i = sizeof(ventana_info.model) - 1; i > 0; i--) {
+ if (ventana_info.model[i] >= 'A') {
+ rev = ventana_info.model[i];
+ break;
+ }
+ }
if (getenv("fdt_noauto")) {
puts(" Skiping ft_board_setup (fdt_noauto defined)\n");
fdt_setprop(blob, 0, "board", info->model,
strlen((const char *)info->model) + 1);
+ /*
+ * disable serial2 node for GW54xx for compatibility with older
+ * 3.10.x kernel that improperly had this node enabled in the DT
+ */
+ if (board_type == GW54xx) {
+ i = fdt_path_offset(blob,
+ "/soc/aips-bus@02100000/serial@021ec000");
+ if (i)
+ fdt_del_node(blob, i);
+ }
+
+ /*
+ * disable wdog1/wdog2 nodes for GW51xx below revC to work around
+ * errata causing wdog timer to be unreliable.
+ */
+ if (board_type == GW51xx && rev >= 'A' && rev < 'C') {
+ i = fdt_path_offset(blob,
+ "/soc/aips-bus@02000000/wdog@020bc000");
+ if (i)
+ fdt_status_disabled(blob, i);
+ }
+
+ /*
+ * isolate CSI0_DATA_EN for GW551x below revB to work around
+ * errata causing non functional digital video in (it is not hooked up)
+ */
+ else if (board_type == GW551x && rev == 'A') {
+ u32 *range = NULL;
+ int len;
+ const u32 *handle = NULL;
+
+ i = fdt_node_offset_by_compatible(blob, -1,
+ "fsl,imx-tda1997x-video");
+ if (i)
+ handle = fdt_getprop(blob, i, "pinctrl-0", NULL);
+ if (handle)
+ i = fdt_node_offset_by_phandle(blob,
+ fdt32_to_cpu(*handle));
+ if (i)
+ range = (u32 *)fdt_getprop(blob, i, "fsl,pins", &len);
+ if (range) {
+ len /= sizeof(u32);
+ for (i = 0; i < len; i += 6) {
+ u32 mux_reg = fdt32_to_cpu(range[i+0]);
+ u32 conf_reg = fdt32_to_cpu(range[i+1]);
+ /* mux PAD_CSI0_DATA_EN to GPIO */
+ if (is_cpu_type(MXC_CPU_MX6Q) &&
+ mux_reg == 0x260 && conf_reg == 0x630)
+ range[i+3] = cpu_to_fdt32(0x5);
+ else if (!is_cpu_type(MXC_CPU_MX6Q) &&
+ mux_reg == 0x08c && conf_reg == 0x3a0)
+ range[i+3] = cpu_to_fdt32(0x5);
+ }
+ fdt_setprop_inplace(blob, i, "fsl,pins", range, len);
+ }
+ }
+
/*
* Peripheral Config:
* remove nodes by alias path if EEPROM config tells us the