X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Fgateworks%2Fgw_ventana%2Fgw_ventana.c;h=d8eeb6d93161d82d16253a7ac2ee21a42d4ac506;hb=f02390b6ab9002f1ed4229c9d42de8eb7c2fdf41;hp=2915b9057f6208f3ddb710bdd494e5317120a361;hpb=6a9032112e1bca8bab974b5da9a03b37d49538a6;p=oweals%2Fu-boot.git diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index 2915b9057f..d8eeb6d931 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -31,6 +32,7 @@ #include #include #include +#include #include #include #include @@ -50,10 +52,6 @@ DECLARE_GLOBAL_DATA_PTR; #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) @@ -89,18 +87,18 @@ DECLARE_GLOBAL_DATA_PTR; * 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; +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)), }; @@ -108,7 +106,7 @@ iomux_v3_cfg_t const uart2_pads[] = { #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, @@ -120,7 +118,7 @@ struct i2c_pads_info mx6q_i2c_pad_info0 = { .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, @@ -134,7 +132,7 @@ struct i2c_pads_info mx6dl_i2c_pad_info0 = { }; /* 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, @@ -146,7 +144,7 @@ struct i2c_pads_info mx6q_i2c_pad_info1 = { .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, @@ -160,7 +158,7 @@ struct i2c_pads_info mx6dl_i2c_pad_info1 = { }; /* 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, @@ -172,7 +170,7 @@ struct i2c_pads_info mx6q_i2c_pad_info2 = { .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, @@ -186,7 +184,7 @@ struct i2c_pads_info mx6dl_i2c_pad_info2 = { }; /* 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)), @@ -198,7 +196,7 @@ iomux_v3_cfg_t const usdhc3_pads[] = { }; /* 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)), @@ -222,7 +220,7 @@ iomux_v3_cfg_t const enet_pads[] = { }; /* 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)), @@ -287,7 +285,7 @@ static void setup_iomux_uart(void) } #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 */ @@ -303,6 +301,7 @@ int board_ehci_hcd_init(int port) /* 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); @@ -329,7 +328,7 @@ int board_ehci_power(int port, int on) #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) { @@ -358,9 +357,14 @@ iomux_v3_cfg_t const ecspi1_pads[] = { 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 @@ -393,10 +397,15 @@ int board_phy_config(struct phy_device *phydev) int board_eth_init(bd_t *bis) { - setup_iomux_enet(); - #ifdef CONFIG_FEC_MXC - cpu_eth_init(bis); + if (board_type != GW551x && board_type != GW552x) { + setup_iomux_enet(); + cpu_eth_init(bis); + } +#endif + +#ifdef CONFIG_E1000 + e1000_initialize(bis); #endif #ifdef CONFIG_CI_UDC @@ -404,6 +413,15 @@ int board_eth_init(bd_t *bis) usb_eth_initialize(bis); #endif + /* default to the first detected enet dev */ + if (!getenv("ethprime")) { + struct eth_device *dev = eth_get_dev_by_index(0); + if (dev) { + setenv("ethprime", dev->name); + printf("set ethprime to %s\n", getenv("ethprime")); + } + } + return 0; } @@ -477,6 +495,48 @@ struct display_info_t const displays[] = {{ .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); @@ -618,15 +678,14 @@ static iomux_v3_cfg_t const gw53xx_gpio_pads[] = { 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 */ @@ -654,8 +713,6 @@ static iomux_v3_cfg_t const gw54xx_gpio_pads[] = { IOMUX_PADS(PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(IRQ_PAD_CTRL)), /* DIOI2C_DIS# */ IOMUX_PADS(PAD_GPIO_19__GPIO4_IO05 | DIO_PAD_CFG), - /* PCICK_SSON */ - IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20 | DIO_PAD_CFG), /* PCI_RST# */ IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | DIO_PAD_CFG), /* VID_EN */ @@ -664,6 +721,39 @@ static iomux_v3_cfg_t const gw54xx_gpio_pads[] = { 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), + /* 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 @@ -681,6 +771,7 @@ struct ventana { 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; @@ -695,7 +786,7 @@ struct ventana { int wdis; }; -struct ventana gpio_cfg[] = { +static struct ventana gpio_cfg[] = { /* GW5400proto */ { .gpio_pads = gw54xx_gpio_pads, @@ -726,6 +817,7 @@ struct ventana gpio_cfg[] = { 4 }, }, + .num_gpios = 4, .leds = { IMX_GPIO_NR(4, 6), IMX_GPIO_NR(4, 10), @@ -769,6 +861,7 @@ struct ventana gpio_cfg[] = { 4 }, }, + .num_gpios = 4, .leds = { IMX_GPIO_NR(4, 6), IMX_GPIO_NR(4, 10), @@ -811,6 +904,7 @@ struct ventana gpio_cfg[] = { 0 }, }, + .num_gpios = 4, .leds = { IMX_GPIO_NR(4, 6), IMX_GPIO_NR(4, 7), @@ -855,6 +949,7 @@ struct ventana gpio_cfg[] = { 0 }, }, + .num_gpios = 4, .leds = { IMX_GPIO_NR(4, 6), IMX_GPIO_NR(4, 7), @@ -898,6 +993,7 @@ struct ventana gpio_cfg[] = { 4 }, }, + .num_gpios = 4, .leds = { IMX_GPIO_NR(4, 6), IMX_GPIO_NR(4, 7), @@ -912,6 +1008,72 @@ struct ventana gpio_cfg[] = { .pcie_sson = IMX_GPIO_NR(1, 20), .wdis = IMX_GPIO_NR(5, 17), }, + + /* GW551x */ + { + .gpio_pads = gw551x_gpio_pads, + .num_pads = ARRAY_SIZE(gw551x_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_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), + }, }; /* setup board specific PMIC */ @@ -922,7 +1084,7 @@ int power_init_board(void) /* 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, ®); @@ -944,26 +1106,36 @@ int power_init_board(void) /* 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"); - /* 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); } } @@ -1001,14 +1173,16 @@ static void setup_board_gpio(int board) #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) @@ -1032,7 +1206,9 @@ static void setup_board_gpio(int board) /* USBOTG Select (PCISKT or FrontPanel) */ if (gpio_cfg[board].usb_sel) - gpio_direction_output(gpio_cfg[board].usb_sel, 0); + gpio_direction_output(gpio_cfg[board].usb_sel, + (hwconfig("usb_pcisel")) ? 1 : 0); + /* PCISKT_WDIS# (Wireless disable GPIO to miniPCIe sockets) */ if (gpio_cfg[board].wdis) @@ -1047,6 +1223,8 @@ static void setup_board_gpio(int board) 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; @@ -1096,6 +1274,35 @@ int imx6_pcie_toggle_reset(void) } 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 @@ -1175,7 +1382,7 @@ int board_init(void) 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); @@ -1223,7 +1430,7 @@ int checkboard(void) 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)) { @@ -1287,6 +1494,7 @@ int misc_init_r(void) 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 @@ -1309,7 +1517,8 @@ int misc_init_r(void) sprintf(fdt, "%s-%s.dtb", cputype, str); setenv("fdt_file1", fdt); } - str[4] = 'x'; + if (board_type != GW551x && board_type != GW552x) + str[4] = 'x'; str[5] = 'x'; str[6] = 0; if (!getenv("fdt_file2")) { @@ -1331,6 +1540,10 @@ int misc_init_r(void) /* 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); } @@ -1345,15 +1558,16 @@ int misc_init_r(void) * 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)) @@ -1374,74 +1588,6 @@ int misc_init_r(void) #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 * @@ -1451,19 +1597,29 @@ const char *fdt_aliases[] = { * - board (full model from EEPROM) * - peripherals removed from DTB if not loaded on board (per EEPROM config) */ -void ft_board_setup(void *blob, bd_t *bd) +int 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 */ }; 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"); - return; + return 0; } /* Update partition nodes using info from mtdparts env var */ @@ -1472,7 +1628,7 @@ void ft_board_setup(void *blob, bd_t *bd) if (!model) { puts("invalid board info: Leaving FDT fully enabled\n"); - return; + return 0; } printf(" Adjusting FDT per EEPROM for %s...\n", model); @@ -1484,15 +1640,82 @@ void ft_board_setup(void *blob, bd_t *bd) 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 * 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 0; + } + 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++; } + + return 0; } #endif /* defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) */