#include <asm/imx-common/mxc_i2c.h>
#include <asm/imx-common/boot_mode.h>
#include <asm/imx-common/sata.h>
+#include <asm/imx-common/spi.h>
#include <asm/imx-common/video.h>
#include <jffs2/load_kernel.h>
#include <hwconfig.h>
#include <mmc.h>
#include <mtd_node.h>
#include <netdev.h>
+#include <pci.h>
#include <power/pmic.h>
#include <power/ltc3676_pmic.h>
#include <power/pfuze100_pmic.h>
#define GP_RS232_EN IMX_GPIO_NR(2, 11)
#define GP_MSATA_SEL IMX_GPIO_NR(2, 8)
-/* I2C bus numbers */
-#define I2C_GSC 0
-#define I2C_PMIC 1
-
#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
* EEPROM board info struct populated by read_eeprom so that we only have to
* read it once.
*/
-static struct ventana_board_info ventana_info;
+struct ventana_board_info ventana_info;
int board_type;
/* Reset USB HUB (present on GW54xx/GW53xx) */
switch (info->model[3]) {
case '3': /* GW53xx */
+ case '5': /* GW552x */
SETUP_IOMUX_PAD(PAD_GPIO_9__GPIO1_IO09 | DIO_PAD_CFG);
gpio_direction_output(IMX_GPIO_NR(1, 9), 0);
mdelay(2);
IOMUX_PADS(PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)),
};
+int board_spi_cs_gpio(unsigned bus, unsigned cs)
+{
+ return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(3, 19)) : -1;
+}
+
static void setup_spi(void)
{
- gpio_direction_output(CONFIG_SF_DEFAULT_CS, 1);
+ gpio_direction_output(IMX_GPIO_NR(3, 19), 1);
SETUP_IOMUX_PADS(ecspi1_pads);
}
#endif
setup_iomux_enet();
#ifdef CONFIG_FEC_MXC
- cpu_eth_init(bis);
+ if (board_type != GW552x)
+ cpu_eth_init(bis);
#endif
#ifdef CONFIG_CI_UDC
IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG),
/* PANLEDR# */
IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | DIO_PAD_CFG),
+ /* MX6_LOCLED# */
+ IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | DIO_PAD_CFG),
/* IOEXP_PWREN# */
IOMUX_PADS(PAD_EIM_A19__GPIO2_IO19 | DIO_PAD_CFG),
/* IOEXP_IRQ# */
IOMUX_PADS(PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(IRQ_PAD_CTRL)),
/* DIOI2C_DIS# */
IOMUX_PADS(PAD_GPIO_19__GPIO4_IO05 | DIO_PAD_CFG),
-
- /* MX6_LOCLED# */
- IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | DIO_PAD_CFG),
/* GPS_SHDN */
IOMUX_PADS(PAD_ENET_RXD0__GPIO1_IO27 | DIO_PAD_CFG),
/* VID_EN */
IOMUX_PADS(PAD_DISP0_DAT23__GPIO5_IO17 | DIO_PAD_CFG),
};
+static iomux_v3_cfg_t const gw552x_gpio_pads[] = {
+ /* PANLEDG# */
+ IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG),
+ /* PANLEDR# */
+ IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | DIO_PAD_CFG),
+ /* MX6_LOCLED# */
+ IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | DIO_PAD_CFG),
+ /* PCI_RST# */
+ IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | DIO_PAD_CFG),
+ /* MX6_DIO[4:9] */
+ IOMUX_PADS(PAD_CSI0_PIXCLK__GPIO5_IO18 | DIO_PAD_CFG),
+ IOMUX_PADS(PAD_CSI0_DATA_EN__GPIO5_IO20 | DIO_PAD_CFG),
+ IOMUX_PADS(PAD_CSI0_VSYNC__GPIO5_IO21 | DIO_PAD_CFG),
+ IOMUX_PADS(PAD_CSI0_DAT4__GPIO5_IO22 | DIO_PAD_CFG),
+ IOMUX_PADS(PAD_CSI0_DAT5__GPIO5_IO23 | DIO_PAD_CFG),
+ IOMUX_PADS(PAD_CSI0_DAT7__GPIO5_IO25 | DIO_PAD_CFG),
+ /* PCIEGBE1_OFF# */
+ IOMUX_PADS(PAD_GPIO_1__GPIO1_IO01 | DIO_PAD_CFG),
+ /* PCIEGBE2_OFF# */
+ IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | DIO_PAD_CFG),
+ /* PCIESKT_WDIS# */
+ IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG),
+};
+
/*
* each baseboard has 4 user configurable Digital IO lines which can
* be pinmuxed as a GPIO or in some cases a PWM
.pcie_sson = IMX_GPIO_NR(1, 20),
.wdis = IMX_GPIO_NR(5, 17),
},
+
+ /* GW552x */
+ {
+ .gpio_pads = gw552x_gpio_pads,
+ .num_pads = ARRAY_SIZE(gw552x_gpio_pads)/2,
+ .dio_cfg = {
+ {
+ { IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16) },
+ IMX_GPIO_NR(1, 16),
+ { 0, 0 },
+ 0
+ },
+ {
+ { 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
+ },
+ {
+ { IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20) },
+ IMX_GPIO_NR(2, 10),
+ { 0, 0 },
+ 0
+ },
+ },
+ .leds = {
+ IMX_GPIO_NR(4, 6),
+ IMX_GPIO_NR(4, 7),
+ IMX_GPIO_NR(4, 15),
+ },
+ .pcie_rst = IMX_GPIO_NR(1, 29),
+ },
};
/* setup board specific PMIC */
/* configure PFUZE100 PMIC */
if (board_type == GW54xx || board_type == GW54proto) {
- power_pfuze100_init(I2C_PMIC);
+ power_pfuze100_init(CONFIG_I2C_PMIC);
p = pmic_get("PFUZE100");
if (p && !pmic_probe(p)) {
pmic_reg_read(p, PFUZE100_DEVICEID, ®);
/* configure LTC3676 PMIC */
else {
- power_ltc3676_init(I2C_PMIC);
+ power_ltc3676_init(CONFIG_I2C_PMIC);
p = pmic_get("LTC3676_PMIC");
if (p && !pmic_probe(p)) {
puts("PMIC: LTC3676\n");
gpio_direction_output(GP_MSATA_SEL, 0);
}
- /*
- * assert PCI_RST# (released by OS when clock is valid)
- * TODO: figure out why leaving this de-asserted from PCI scan on boot
- * causes linux pcie driver to hang during enumeration
- */
+#if !defined(CONFIG_CMD_PCI)
+ /* assert PCI_RST# (released by OS when clock is valid) */
gpio_direction_output(gpio_cfg[board].pcie_rst, 0);
+#endif
/* turn off (active-high) user LED's */
- for (i = 0; i < 4; i++) {
+ for (i = 0; i < ARRAY_SIZE(gpio_cfg[board].leds); i++) {
if (gpio_cfg[board].leds[i])
gpio_direction_output(gpio_cfg[board].leds[i], 1);
}
/* Expansion Mezzanine IO */
- gpio_direction_output(gpio_cfg[board].mezz_pwren, 0);
- gpio_direction_input(gpio_cfg[board].mezz_irq);
+ if (gpio_cfg[board].mezz_pwren)
+ gpio_direction_output(gpio_cfg[board].mezz_pwren, 0);
+ if (gpio_cfg[board].mezz_irq)
+ gpio_direction_input(gpio_cfg[board].mezz_irq);
/* RS485 Transmit Enable */
if (gpio_cfg[board].rs485en)
}
return 0;
}
+
+/*
+ * Most Ventana boards have a PLX PEX860x PCIe switch onboard and use its
+ * GPIO's as PERST# signals for its downstream ports - configure the GPIO's
+ * properly and assert reset for 100ms.
+ */
+void board_pci_fixup_dev(struct pci_controller *hose, pci_dev_t dev,
+ unsigned short vendor, unsigned short device,
+ unsigned short class)
+{
+ u32 dw;
+
+ debug("%s: %02d:%02d.%02d: %04x:%04x\n", __func__,
+ PCI_BUS(dev), PCI_DEV(dev), PCI_FUNC(dev), vendor, device);
+ if (vendor == PCI_VENDOR_ID_PLX &&
+ (device & 0xfff0) == 0x8600 &&
+ PCI_DEV(dev) == 0 && PCI_FUNC(dev) == 0) {
+ debug("configuring PLX 860X downstream PERST#\n");
+ pci_hose_read_config_dword(hose, dev, 0x62c, &dw);
+ dw |= 0xaaa8; /* GPIO1-7 outputs */
+ pci_hose_write_config_dword(hose, dev, 0x62c, dw);
+
+ pci_hose_read_config_dword(hose, dev, 0x644, &dw);
+ dw |= 0xfe; /* GPIO1-7 output high */
+ pci_hose_write_config_dword(hose, dev, 0x644, dw);
+
+ mdelay(100);
+ }
+}
#endif /* CONFIG_CMD_PCI */
#ifdef CONFIG_SERIAL_TAG
setup_sata();
#endif
/* read Gateworks EEPROM into global struct (used later) */
- board_type = read_eeprom(I2C_GSC, &ventana_info);
+ board_type = read_eeprom(CONFIG_I2C_GSC, &ventana_info);
/* board-specifc GPIO iomux */
SETUP_IOMUX_PADS(gw_gpio_pads);
return 0;
/* Display GSC firmware revision/CRC/status */
- i2c_set_bus_num(I2C_GSC);
+ i2c_set_bus_num(CONFIG_I2C_GSC);
if (!gsc_i2c_read(GSC_SC_ADDR, GSC_SC_FWVER, 1, buf, 1)) {
printf("GSC: v%d", buf[0]);
if (!gsc_i2c_read(GSC_SC_ADDR, GSC_SC_STATUS, 1, buf, 4)) {
else if (is_cpu_type(MXC_CPU_MX6DL) ||
is_cpu_type(MXC_CPU_MX6SOLO))
cputype = "imx6dl";
+ setenv("soctype", cputype);
if (8 << (ventana_info.nand_flash_size-1) >= 2048)
setenv("flash_layout", "large");
else
sprintf(fdt, "%s-%s.dtb", cputype, str);
setenv("fdt_file1", fdt);
}
- str[4] = 'x';
+ if (board_type != GW552x)
+ str[4] = 'x';
str[5] = 'x';
str[6] = 0;
if (!getenv("fdt_file2")) {
* The Gateworks System Controller implements a boot
* watchdog (always enabled) as a workaround for IMX6 boot related
* errata such as:
- * ERR005768 - no fix
- * ERR006282 - fixed in silicon r1.3
+ * ERR005768 - no fix scheduled
+ * ERR006282 - fixed in silicon r1.2
* ERR007117 - fixed in silicon r1.3
* ERR007220 - fixed in silicon r1.3
+ * ERR007926 - no fix scheduled
* see http://cache.freescale.com/files/32bit/doc/errata/IMX6DQCE.pdf
*
* Disable the boot watchdog and display/clear the timeout flag if set
*/
- i2c_set_bus_num(I2C_GSC);
+ i2c_set_bus_num(CONFIG_I2C_GSC);
if (!gsc_i2c_read(GSC_SC_ADDR, GSC_SC_CTRL1, 1, ®, 1)) {
reg |= (1 << GSC_SC_CTRL1_WDDIS);
if (gsc_i2c_write(GSC_SC_ADDR, GSC_SC_CTRL1, 1, ®, 1))
#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
-/* FDT aliases associated with EEPROM config bits */
-const char *fdt_aliases[] = {
- "ethernet0",
- "ethernet1",
- "hdmi_out",
- "ahci0",
- "pcie",
- "ssi0",
- "ssi1",
- "lcd0",
- "lvds0",
- "lvds1",
- "usb0",
- "usb1",
- "mmc0",
- "mmc1",
- "mmc2",
- "mmc3",
- "uart0",
- "uart1",
- "uart2",
- "uart3",
- "uart4",
- "ipu0",
- "ipu1",
- "can0",
- "mipi_dsi",
- "mipi_csi",
- "tzasc0",
- "tzasc1",
- "i2c0",
- "i2c1",
- "i2c2",
- "vpu",
- "csi0",
- "csi1",
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- "spi0",
- "spi1",
- "spi2",
- "spi3",
- "spi4",
- "spi5",
- NULL,
- NULL,
- "pps",
- NULL,
- NULL,
- NULL,
- "hdmi_in",
- "cvbs_out",
- "cvbs_in",
- "nand",
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
-};
-
/*
* called prior to booting kernel or by 'fdt boardsetup' command
*
*/
void ft_board_setup(void *blob, bd_t *bd)
{
- int bit;
struct ventana_board_info *info = &ventana_info;
+ struct ventana_eeprom_config *cfg;
struct node_info nodes[] = {
{ "sst,w25q256", MTD_DEV_TYPE_NOR, }, /* SPI flash */
{ "fsl,imx6q-gpmi-nand", MTD_DEV_TYPE_NAND, }, /* NAND flash */
* remove nodes by alias path if EEPROM config tells us the
* peripheral is not loaded on the board.
*/
- for (bit = 0; bit < 64; bit++) {
- if (!test_bit(bit, info->config))
- fdt_del_node_and_alias(blob, fdt_aliases[bit]);
+ if (getenv("fdt_noconfig")) {
+ puts(" Skiping periperhal config (fdt_noconfig defined)\n");
+ return;
+ }
+ cfg = econfig;
+ while (cfg->name) {
+ if (!test_bit(cfg->bit, info->config)) {
+ fdt_del_node_and_alias(blob, cfg->dtalias ?
+ cfg->dtalias : cfg->name);
+ }
+ cfg++;
}
}
#endif /* defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) */