Merge branch 'master' of git://git.denx.de/u-boot-arm

5 files changed, 225 insertions, 90 deletions

diff --git a/board/gateworks/gw_ventana/eeprom.c b/board/gateworks/gw_ventana/eeprom.c
index 3edc915..ab3bab8 100644
--- a/board/gateworks/gw_ventana/eeprom.c
+++ b/board/gateworks/gw_ventana/eeprom.c
@@ -80,6 +80,9 @@ read_eeprom(int bus, struct ventana_board_info *info)
 	case '4':
 		type = GW54xx;
 		break;
+	case '5':
+		type = GW552x;
+		break;
 	default:
 		printf("EEPROM: Unknown model in EEPROM: %s\n", info->model);
 		type = GW_UNKNOWN;
diff --git a/board/gateworks/gw_ventana/gsc.c b/board/gateworks/gw_ventana/gsc.c
index 1cf38d4..a34a9a8 100644
--- a/board/gateworks/gw_ventana/gsc.c
+++ b/board/gateworks/gw_ventana/gsc.c
@@ -117,6 +117,10 @@ int do_gsc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 		read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3, MINMAX(1375, 10));
 		read_hwmon("VDD_1P0",  GSC_HWMON_VDD_1P0, 3, MINMAX(1000, 10));
 		break;
+	case '5': /* GW55xx */
+		read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3, MINMAX(1175, 10));
+		read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3, MINMAX(1175, 10));
+		break;
 	}
 	return 0;
 }
diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c
index a222921..8d086f8 100644
--- a/board/gateworks/gw_ventana/gw_ventana.c
+++ b/board/gateworks/gw_ventana/gw_ventana.c
@@ -31,6 +31,7 @@
 #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>
@@ -299,6 +300,7 @@ 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);
@@ -392,7 +394,8 @@ int board_eth_init(bd_t *bis)
 	setup_iomux_enet();
 
 #ifdef CONFIG_FEC_MXC
-	cpu_eth_init(bis);
+	if (board_type != GW552x)
+		cpu_eth_init(bis);
 #endif
 
 #ifdef CONFIG_CI_UDC
@@ -614,15 +617,14 @@ 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 */
@@ -660,6 +662,30 @@ 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 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
@@ -908,6 +934,44 @@ struct ventana gpio_cfg[] = {
 		.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 */
@@ -997,14 +1061,16 @@ 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)
@@ -1092,6 +1158,35 @@ 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
@@ -1283,6 +1378,7 @@ 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
@@ -1305,7 +1401,8 @@ int misc_init_r(void)
 				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")) {
@@ -1341,10 +1438,11 @@ 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
diff --git a/board/gateworks/gw_ventana/gw_ventana_spl.c b/board/gateworks/gw_ventana/gw_ventana_spl.c
index e943879..9fc253b 100644
--- a/board/gateworks/gw_ventana/gw_ventana_spl.c
+++ b/board/gateworks/gw_ventana/gw_ventana_spl.c
@@ -201,55 +201,79 @@ static struct mx6_ddr3_cfg mt41k128m16jt_125 = {
 	.trasmin = 3500,
 };
 
-/* GW54xx specific calibration */
-static struct mx6_mmdc_calibration gw54xxq_mmdc_calib = {
+/* MT41K256M16HA-125 */
+static struct mx6_ddr3_cfg mt41k256m16ha_125 = {
+	.mem_speed = 1600,
+	.density = 4,
+	.width = 16,
+	.banks = 8,
+	.rowaddr = 15,
+	.coladdr = 10,
+	.pagesz = 2,
+	.trcd = 1375,
+	.trcmin = 4875,
+	.trasmin = 3500,
+};
+
+/*
+ * calibration - these are the various CPU/DDR3 combinations we support
+ */
+
+static struct mx6_mmdc_calibration mx6dq_128x32_mmdc_calib = {
 	/* write leveling calibration determine */
-	.p0_mpwldectrl0 = 0x00190018,
-	.p0_mpwldectrl1 = 0x0021001D,
-	.p1_mpwldectrl0 = 0x00160027,
-	.p1_mpwldectrl1 = 0x0012001E,
+	.p0_mpwldectrl0 = 0x00190017,
+	.p0_mpwldectrl1 = 0x00140026,
 	/* Read DQS Gating calibration */
-	.p0_mpdgctrl0 = 0x43370346,
-	.p0_mpdgctrl1 = 0x032A0321,
-	.p1_mpdgctrl0 = 0x433A034D,
-	.p1_mpdgctrl1 = 0x032F0235,
+	.p0_mpdgctrl0 = 0x43380347,
+	.p0_mpdgctrl1 = 0x433C034D,
 	/* Read Calibration: DQS delay relative to DQ read access */
 	.p0_mprddlctl = 0x3C313539,
-	.p1_mprddlctl = 0x37333140,
 	/* Write Calibration: DQ/DM delay relative to DQS write access */
-	.p0_mpwrdlctl = 0x37393C38,
-	.p1_mpwrdlctl = 0x42334538,
+	.p0_mpwrdlctl = 0x36393C39,
+};
+
+static struct mx6_mmdc_calibration mx6sdl_128x32_mmdc_calib = {
+	/* write leveling calibration determine */
+	.p0_mpwldectrl0 = 0x003C003C,
+	.p0_mpwldectrl1 = 0x001F002A,
+	/* Read DQS Gating calibration */
+	.p0_mpdgctrl0 = 0x42410244,
+	.p0_mpdgctrl1 = 0x4234023A,
+	/* Read Calibration: DQS delay relative to DQ read access */
+	.p0_mprddlctl = 0x484A4C4B,
+	/* Write Calibration: DQ/DM delay relative to DQS write access */
+	.p0_mpwrdlctl = 0x33342B32,
 };
 
-/* GW53xx specific calibration */
-static struct mx6_mmdc_calibration gw53xxq_mmdc_calib = {
+static struct mx6_mmdc_calibration mx6dq_128x64_mmdc_calib = {
 	/* write leveling calibration determine */
-	.p0_mpwldectrl0 = 0x00160013,
-	.p0_mpwldectrl1 = 0x00090024,
-	.p1_mpwldectrl0 = 0x001F0018,
-	.p1_mpwldectrl1 = 0x000C001C,
+	.p0_mpwldectrl0 = 0x00190017,
+	.p0_mpwldectrl1 = 0x00140026,
+	.p1_mpwldectrl0 = 0x0021001C,
+	.p1_mpwldectrl1 = 0x0011001D,
 	/* Read DQS Gating calibration */
-	.p0_mpdgctrl0 = 0x433A034C,
-	.p0_mpdgctrl1 = 0x0336032F,
-	.p1_mpdgctrl0 = 0x4343034A,
-	.p1_mpdgctrl1 = 0x03370222,
+	.p0_mpdgctrl0 = 0x43380347,
+	.p0_mpdgctrl1 = 0x433C034D,
+	.p1_mpdgctrl0 = 0x032C0324,
+	.p1_mpdgctrl1 = 0x03310232,
 	/* Read Calibration: DQS delay relative to DQ read access */
-	.p0_mprddlctl = 0x3F343638,
-	.p1_mprddlctl = 0x38373442,
+	.p0_mprddlctl = 0x3C313539,
+	.p1_mprddlctl = 0x37343141,
 	/* Write Calibration: DQ/DM delay relative to DQS write access */
-	.p0_mpwrdlctl = 0x343A3E39,
-	.p1_mpwrdlctl = 0x44344239,
+	.p0_mpwrdlctl = 0x36393C39,
+	.p1_mpwrdlctl = 0x42344438,
 };
-static struct mx6_mmdc_calibration gw53xxdl_mmdc_calib = {
+
+static struct mx6_mmdc_calibration mx6sdl_128x64_mmdc_calib = {
 	/* write leveling calibration determine */
 	.p0_mpwldectrl0 = 0x003C003C,
-	.p0_mpwldectrl1 = 0x00330038,
-	.p1_mpwldectrl0 = 0x001F002A,
+	.p0_mpwldectrl1 = 0x001F002A,
+	.p1_mpwldectrl0 = 0x00330038,
 	.p1_mpwldectrl1 = 0x0022003F,
 	/* Read DQS Gating calibration */
 	.p0_mpdgctrl0 = 0x42410244,
-	.p0_mpdgctrl1 = 0x022D022D,
-	.p1_mpdgctrl0 = 0x4234023A,
+	.p0_mpdgctrl1 = 0x4234023A,
+	.p1_mpdgctrl0 = 0x022D022D,
 	.p1_mpdgctrl1 = 0x021C0228,
 	/* Read Calibration: DQS delay relative to DQ read access */
 	.p0_mprddlctl = 0x484A4C4B,
@@ -259,51 +283,42 @@ static struct mx6_mmdc_calibration gw53xxdl_mmdc_calib = {
 	.p1_mpwrdlctl = 0x3933332B,
 };
 
-/* GW52xx specific calibration */
-static struct mx6_mmdc_calibration gw52xxdl_mmdc_calib = {
-	/* write leveling calibration determine */
-	.p0_mpwldectrl0 = 0x0040003F,
-	.p0_mpwldectrl1 = 0x00370037,
-	/* Read DQS Gating calibration */
-	.p0_mpdgctrl0 = 0x42420244,
-	.p0_mpdgctrl1 = 0x022F022F,
-	/* Read Calibration: DQS delay relative to DQ read access */
-	.p0_mprddlctl = 0x49464B4A,
-	/* Write Calibration: DQ/DM delay relative to DQS write access */
-	.p0_mpwrdlctl = 0x32362C32,
-};
-
-/* GW51xx specific calibration */
-static struct mx6_mmdc_calibration gw51xxq_mmdc_calib = {
+static struct mx6_mmdc_calibration mx6dq_256x32_mmdc_calib = {
 	/* write leveling calibration determine */
-	.p0_mpwldectrl0 = 0x00150016,
-	.p0_mpwldectrl1 = 0x001F0017,
+	.p0_mpwldectrl0 = 0x001E001A,
+	.p0_mpwldectrl1 = 0x0026001F,
 	/* Read DQS Gating calibration */
-	.p0_mpdgctrl0 = 0x433D034D,
-	.p0_mpdgctrl1 = 0x033D032F,
+	.p0_mpdgctrl0 = 0x43370349,
+	.p0_mpdgctrl1 = 0x032D0327,
 	/* Read Calibration: DQS delay relative to DQ read access */
-	.p0_mprddlctl = 0x3F313639,
+	.p0_mprddlctl = 0x3D303639,
 	/* Write Calibration: DQ/DM delay relative to DQS write access */
-	.p0_mpwrdlctl = 0x33393F36,
+	.p0_mpwrdlctl = 0x32363934,
 };
 
-static struct mx6_mmdc_calibration gw51xxdl_mmdc_calib = {
+static struct mx6_mmdc_calibration mx6dq_256x64_mmdc_calib = {
 	/* write leveling calibration determine */
-	.p0_mpwldectrl0 = 0x003D003F,
-	.p0_mpwldectrl1 = 0x002F0038,
+	.p0_mpwldectrl0 = 0X00220021,
+	.p0_mpwldectrl1 = 0X00200030,
+	.p1_mpwldectrl0 = 0X002D0027,
+	.p1_mpwldectrl1 = 0X00150026,
 	/* Read DQS Gating calibration */
-	.p0_mpdgctrl0 = 0x423A023A,
-	.p0_mpdgctrl1 = 0x022A0228,
+	.p0_mpdgctrl0 = 0x43330342,
+	.p0_mpdgctrl1 = 0x0339034A,
+	.p1_mpdgctrl0 = 0x032F0325,
+	.p1_mpdgctrl1 = 0x032F022E,
 	/* Read Calibration: DQS delay relative to DQ read access */
-	.p0_mprddlctl = 0x48494C4C,
+	.p0_mprddlctl = 0X3A2E3437,
+	.p1_mprddlctl = 0X35312F3F,
 	/* Write Calibration: DQ/DM delay relative to DQS write access */
-	.p0_mpwrdlctl = 0x34352D31,
+	.p0_mpwrdlctl = 0X33363B37,
+	.p1_mpwrdlctl = 0X40304239,
 };
 
-static void spl_dram_init(int width, int size, int board_model)
+static void spl_dram_init(int width, int size_mb, int board_model)
 {
-	struct mx6_ddr3_cfg *mem = &mt41k128m16jt_125;
-	struct mx6_mmdc_calibration *calib;
+	struct mx6_ddr3_cfg *mem = NULL;
+	struct mx6_mmdc_calibration *calib = NULL;
 	struct mx6_ddr_sysinfo sysinfo = {
 		/* width of data bus:0=16,1=32,2=64 */
 		.dsize = width/32,
@@ -329,29 +344,43 @@ static void spl_dram_init(int width, int size, int board_model)
 	/*
 	 * MMDC Calibration requires the following data:
 	 *   mx6_mmdc_calibration - board-specific calibration (routing delays)
+	 *      these calibration values depend on board routing, SoC, and DDR
 	 *   mx6_ddr_sysinfo - board-specific memory architecture (width/cs/etc)
 	 *   mx6_ddr_cfg - chip specific timing/layout details
 	 */
-	switch (board_model) {
-	default:
-	case GW51xx:
+	if (width == 32 && size_mb == 512) {
+		mem = &mt41k128m16jt_125;
 		if (is_cpu_type(MXC_CPU_MX6Q))
-			calib = &gw51xxq_mmdc_calib;
+			calib = &mx6dq_128x32_mmdc_calib;
 		else
-			calib = &gw51xxdl_mmdc_calib;
-		break;
-	case GW52xx:
-		calib = &gw52xxdl_mmdc_calib;
-		break;
-	case GW53xx:
+			calib = &mx6sdl_128x32_mmdc_calib;
+		debug("2gB density\n");
+	} else if (width == 64 && size_mb == 1024) {
+		mem = &mt41k128m16jt_125;
 		if (is_cpu_type(MXC_CPU_MX6Q))
-			calib = &gw53xxq_mmdc_calib;
+			calib = &mx6dq_128x64_mmdc_calib;
 		else
-			calib = &gw53xxdl_mmdc_calib;
-		break;
-	case GW54xx:
-		calib = &gw54xxq_mmdc_calib;
-		break;
+			calib = &mx6sdl_128x64_mmdc_calib;
+		debug("2gB density\n");
+	} else if (width == 32 && size_mb == 1024) {
+		mem = &mt41k256m16ha_125;
+		if (is_cpu_type(MXC_CPU_MX6Q))
+			calib = &mx6dq_256x32_mmdc_calib;
+		debug("4gB density\n");
+	} else if (width == 64 && size_mb == 2048) {
+		mem = &mt41k256m16ha_125;
+		if (is_cpu_type(MXC_CPU_MX6Q))
+			calib = &mx6dq_256x64_mmdc_calib;
+		debug("4gB density\n");
+	}
+
+	if (!mem) {
+		puts("Error: Invalid Memory Configuration\n");
+		hang();
+	}
+	if (!calib) {
+		puts("Error: Invalid Board Calibration Configuration\n");
+		hang();
 	}
 
 	if (is_cpu_type(MXC_CPU_MX6Q))
diff --git a/board/gateworks/gw_ventana/ventana_eeprom.h b/board/gateworks/gw_ventana/ventana_eeprom.h
index d64b910..af12711 100644
--- a/board/gateworks/gw_ventana/ventana_eeprom.h
+++ b/board/gateworks/gw_ventana/ventana_eeprom.h
@@ -109,6 +109,7 @@ enum {
 	GW52xx,
 	GW53xx,
 	GW54xx,
+	GW552x,
 	GW_UNKNOWN,
 	GW_BADCRC,
 };