/*
- * Copyright (C) 2012,2013 Lothar Waßmann <LW@KARO-electronics.de>
+ * Copyright (C) 2012-2015 Lothar Waßmann <LW@KARO-electronics.de>
*
* See file CREDITS for list of people who contributed to this
* project.
* GNU General Public License for more details.
*
*/
-
#include <common.h>
#include <errno.h>
#include <libfdt.h>
#include "../common/karo.h"
#include "pmic.h"
+#define __data __attribute__((section(".data")))
+
#define TX6_FEC_RST_GPIO IMX_GPIO_NR(7, 6)
#define TX6_FEC_PWR_GPIO IMX_GPIO_NR(3, 20)
#define TX6_FEC_INT_GPIO IMX_GPIO_NR(7, 1)
#define TX6_RESET_OUT_GPIO IMX_GPIO_NR(7, 12)
-#define TEMPERATURE_MIN -40
+#ifdef CONFIG_MX6_TEMPERATURE_MIN
+#define TEMPERATURE_MIN CONFIG_MX6_TEMPERATURE_MIN
+#else
+#define TEMPERATURE_MIN (-40)
+#endif
+#ifdef CONFIG_MX6_TEMPERATURE_HOT
+#define TEMPERATURE_HOT CONFIG_MX6_TEMPERATURE_HOT
+#else
#define TEMPERATURE_HOT 80
-#define TEMPERATURE_MAX 125
+#endif
DECLARE_GLOBAL_DATA_PTR;
#define MUX_CFG_SION IOMUX_PAD(0, 0, IOMUX_CONFIG_SION, 0, 0, 0)
-static const iomux_v3_cfg_t tx6qdl_pads[] = {
-#ifndef CONFIG_NO_NAND
+enum {
+ MX6_PAD_DECL(GARBAGE, 0, 0, 0, 0, 0, 0)
+};
+
+static const iomux_v3_cfg_t const tx6qdl_pads[] = {
+ MX6_PAD_GARBAGE,
+#ifdef CONFIG_TX6_NAND_
/* NAND flash pads */
- MX6_PAD_NANDF_CLE__RAWNAND_CLE,
- MX6_PAD_NANDF_ALE__RAWNAND_ALE,
- MX6_PAD_NANDF_WP_B__RAWNAND_RESETN,
- MX6_PAD_NANDF_RB0__RAWNAND_READY0,
- MX6_PAD_NANDF_CS0__RAWNAND_CE0N,
- MX6_PAD_SD4_CMD__RAWNAND_RDN,
- MX6_PAD_SD4_CLK__RAWNAND_WRN,
- MX6_PAD_NANDF_D0__RAWNAND_D0,
- MX6_PAD_NANDF_D1__RAWNAND_D1,
- MX6_PAD_NANDF_D2__RAWNAND_D2,
- MX6_PAD_NANDF_D3__RAWNAND_D3,
- MX6_PAD_NANDF_D4__RAWNAND_D4,
- MX6_PAD_NANDF_D5__RAWNAND_D5,
- MX6_PAD_NANDF_D6__RAWNAND_D6,
- MX6_PAD_NANDF_D7__RAWNAND_D7,
+ MX6_PAD_NANDF_CLE__NAND_CLE,
+ MX6_PAD_NANDF_ALE__NAND_ALE,
+ MX6_PAD_NANDF_WP_B__NAND_RESETN,
+ MX6_PAD_NANDF_RB0__NAND_READY0,
+ MX6_PAD_NANDF_CS0__NAND_CE0N,
+ MX6_PAD_SD4_CMD__NAND_RDN,
+ MX6_PAD_SD4_CLK__NAND_WRN,
+ MX6_PAD_NANDF_D0__NAND_D0,
+ MX6_PAD_NANDF_D1__NAND_D1,
+ MX6_PAD_NANDF_D2__NAND_D2,
+ MX6_PAD_NANDF_D3__NAND_D3,
+ MX6_PAD_NANDF_D4__NAND_D4,
+ MX6_PAD_NANDF_D5__NAND_D5,
+ MX6_PAD_NANDF_D6__NAND_D6,
+ MX6_PAD_NANDF_D7__NAND_D7,
#endif
/* RESET_OUT */
- MX6_PAD_GPIO_17__GPIO_7_12,
+ MX6_PAD_GPIO_17__GPIO7_IO12,
/* UART pads */
#if CONFIG_MXC_UART_BASE == UART1_BASE
- MX6_PAD_SD3_DAT7__UART1_TXD,
- MX6_PAD_SD3_DAT6__UART1_RXD,
- MX6_PAD_SD3_DAT1__UART1_RTS,
- MX6_PAD_SD3_DAT0__UART1_CTS,
+ MX6_PAD_SD3_DAT7__UART1_TX_DATA,
+ MX6_PAD_SD3_DAT6__UART1_RX_DATA,
+ MX6_PAD_SD3_DAT1__UART1_RTS_B,
+ MX6_PAD_SD3_DAT0__UART1_CTS_B,
#endif
#if CONFIG_MXC_UART_BASE == UART2_BASE
- MX6_PAD_SD4_DAT4__UART2_RXD,
- MX6_PAD_SD4_DAT7__UART2_TXD,
- MX6_PAD_SD4_DAT5__UART2_RTS,
- MX6_PAD_SD4_DAT6__UART2_CTS,
+ MX6_PAD_SD4_DAT4__UART2_RX_DATA,
+ MX6_PAD_SD4_DAT7__UART2_TX_DATA,
+ MX6_PAD_SD4_DAT5__UART2_RTS_B,
+ MX6_PAD_SD4_DAT6__UART2_CTS_B,
#endif
#if CONFIG_MXC_UART_BASE == UART3_BASE
- MX6_PAD_EIM_D24__UART3_TXD,
- MX6_PAD_EIM_D25__UART3_RXD,
- MX6_PAD_SD3_RST__UART3_RTS,
- MX6_PAD_SD3_DAT3__UART3_CTS,
+ MX6_PAD_EIM_D24__UART3_TX_DATA,
+ MX6_PAD_EIM_D25__UART3_RX_DATA,
+ MX6_PAD_SD3_RST__UART3_RTS_B,
+ MX6_PAD_SD3_DAT3__UART3_CTS_B,
#endif
/* internal I2C */
MX6_PAD_EIM_D28__I2C1_SDA,
MX6_PAD_EIM_D21__I2C1_SCL,
/* FEC PHY GPIO functions */
- MX6_PAD_EIM_D20__GPIO_3_20 | MUX_CFG_SION, /* PHY POWER */
- MX6_PAD_SD3_DAT2__GPIO_7_6 | MUX_CFG_SION, /* PHY RESET */
- MX6_PAD_SD3_DAT4__GPIO_7_1, /* PHY INT */
+ MX6_PAD_EIM_D20__GPIO3_IO20 | MUX_CFG_SION, /* PHY POWER */
+ MX6_PAD_SD3_DAT2__GPIO7_IO06 | MUX_CFG_SION, /* PHY RESET */
+ MX6_PAD_SD3_DAT4__GPIO7_IO01, /* PHY INT */
};
-static const iomux_v3_cfg_t tx6qdl_fec_pads[] = {
+static const iomux_v3_cfg_t const tx6qdl_fec_pads[] = {
/* FEC functions */
MX6_PAD_ENET_MDC__ENET_MDC,
MX6_PAD_ENET_MDIO__ENET_MDIO,
- MX6_PAD_GPIO_16__ENET_ANATOP_ETHERNET_REF_OUT,
+ MX6_PAD_GPIO_16__ENET_REF_CLK,
MX6_PAD_ENET_RX_ER__ENET_RX_ER,
MX6_PAD_ENET_CRS_DV__ENET_RX_EN,
- MX6_PAD_ENET_RXD1__ENET_RDATA_1,
- MX6_PAD_ENET_RXD0__ENET_RDATA_0,
+ MX6_PAD_ENET_RXD1__ENET_RX_DATA1,
+ MX6_PAD_ENET_RXD0__ENET_RX_DATA0,
MX6_PAD_ENET_TX_EN__ENET_TX_EN,
- MX6_PAD_ENET_TXD1__ENET_TDATA_1,
- MX6_PAD_ENET_TXD0__ENET_TDATA_0,
+ MX6_PAD_ENET_TXD1__ENET_TX_DATA1,
+ MX6_PAD_ENET_TXD0__ENET_TX_DATA0,
};
-static const struct gpio tx6qdl_gpios[] = {
- { TX6_RESET_OUT_GPIO, GPIOF_OUTPUT_INIT_HIGH, "#RESET_OUT", },
- { TX6_FEC_PWR_GPIO, GPIOF_OUTPUT_INIT_HIGH, "FEC PHY PWR", },
- { TX6_FEC_RST_GPIO, GPIOF_OUTPUT_INIT_LOW, "FEC PHY RESET", },
- { TX6_FEC_INT_GPIO, GPIOF_INPUT, "FEC PHY INT", },
+static const struct gpio const tx6qdl_gpios[] = {
+ { TX6_RESET_OUT_GPIO, GPIOFLAG_OUTPUT_INIT_HIGH, "#RESET_OUT", },
+ { TX6_FEC_PWR_GPIO, GPIOFLAG_OUTPUT_INIT_HIGH, "FEC PHY PWR", },
+ { TX6_FEC_RST_GPIO, GPIOFLAG_OUTPUT_INIT_LOW, "FEC PHY RESET", },
+ { TX6_FEC_INT_GPIO, GPIOFLAG_INPUT, "FEC PHY INT", },
};
/*
printf("\n");
}
-int read_cpu_temperature(void);
-int check_cpu_temperature(int boot);
-
-static const char *tx6_mod_suffix;
+static const char __data *tx6_mod_suffix;
static void tx6qdl_print_cpuinfo(void)
{
mxc_get_clock(MXC_ARM_CLK) / 1000000);
print_reset_cause();
+#ifdef CONFIG_MX6_TEMPERATURE_HOT
check_cpu_temperature(1);
+#endif
}
int board_early_init_f(void)
return 0;
}
+#ifndef CONFIG_MX6_TEMPERATURE_HOT
+static bool tx6_temp_check_enabled = true;
+#else
+#define tx6_temp_check_enabled 0
+#endif
+
int board_init(void)
{
int ret;
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x1000;
gd->bd->bi_arch_number = -1;
- if (ctrlc()) {
- printf("CTRL-C detected; Skipping PMIC setup\n");
+ if (ctrlc() || (wrsr & WRSR_TOUT)) {
+ if (wrsr & WRSR_TOUT)
+ printf("WDOG RESET detected; Skipping PMIC setup\n");
+ else
+ printf("<CTRL-C> detected; safeboot enabled\n");
+#ifndef CONFIG_MX6_TEMPERATURE_HOT
+ tx6_temp_check_enabled = false;
+#endif
return 1;
}
- ret = setup_pmic_voltages();
+ ret = tx6_pmic_init();
if (ret) {
printf("Failed to setup PMIC voltages\n");
hang();
}
#ifdef CONFIG_CMD_MMC
-#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
- PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
- PAD_CTL_SRE_FAST | PAD_CTL_HYS)
+#define SD_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
+ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
+ PAD_CTL_SRE_FAST)
static const iomux_v3_cfg_t mmc0_pads[] = {
- MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT0__USDHC1_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT1__USDHC1_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT2__USDHC1_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD1_DAT3__USDHC1_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(SD_PAD_CTRL),
/* SD1 CD */
- MX6_PAD_SD3_CMD__GPIO_7_2,
+ MX6_PAD_SD3_CMD__GPIO7_IO02,
};
static const iomux_v3_cfg_t mmc1_pads[] = {
- MX6_PAD_SD2_CMD__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT0__USDHC2_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT1__USDHC2_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT2__USDHC2_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD2_DAT3__USDHC2_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(SD_PAD_CTRL),
/* SD2 CD */
- MX6_PAD_SD3_CLK__GPIO_7_3,
+ MX6_PAD_SD3_CLK__GPIO7_IO03,
};
-#ifdef CONFIG_MMC_BOOT_SIZE
+#ifdef CONFIG_TX6_EMMC
static const iomux_v3_cfg_t mmc3_pads[] = {
- MX6_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD4_DAT0__USDHC4_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD4_DAT1__USDHC4_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD4_DAT2__USDHC4_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
- MX6_PAD_SD4_DAT3__USDHC4_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(SD_PAD_CTRL),
+ MX6_PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(SD_PAD_CTRL),
/* eMMC RESET */
- MX6_PAD_NANDF_ALE__USDHC4_RST,
+ MX6_PAD_NANDF_ALE__SD4_RESET,
};
#endif
struct fsl_esdhc_cfg cfg;
int cd_gpio;
} tx6qdl_esdhc_cfg[] = {
-#ifdef CONFIG_MMC_BOOT_SIZE
+#ifdef CONFIG_TX6_EMMC
{
.pads = mmc3_pads,
.num_pads = ARRAY_SIZE(mmc3_pads),
if (cfg->cd_gpio < 0)
return 1;
- debug("SD card %d is %spresent\n",
+ debug("SD card %d is %spresent (GPIO %d)\n",
cfg - tx6qdl_esdhc_cfg,
- gpio_get_value(cfg->cd_gpio) ? "NOT " : "");
+ gpio_get_value(cfg->cd_gpio) ? "NOT " : "",
+ cfg->cd_gpio);
return !gpio_get_value(cfg->cd_gpio);
}
if (cfg->cd_gpio >= 0) {
ret = gpio_request_one(cfg->cd_gpio,
- GPIOF_INPUT, "MMC CD");
+ GPIOFLAG_INPUT, "MMC CD");
if (ret) {
printf("Error %d requesting GPIO%d_%d\n",
ret, cfg->cd_gpio / 32, cfg->cd_gpio % 32);
/* delay at least 21ms for the PHY internal POR signal to deassert */
udelay(22000);
- imx_iomux_v3_setup_multiple_pads(tx6qdl_fec_pads, ARRAY_SIZE(tx6qdl_fec_pads));
+ imx_iomux_v3_setup_multiple_pads(tx6qdl_fec_pads,
+ ARRAY_SIZE(tx6qdl_fec_pads));
/* Deassert RESET to the external phy */
gpio_set_value(TX6_FEC_RST_GPIO, 1);
return ret;
}
+
+static void tx6_init_mac(void)
+{
+ u8 mac[ETH_ALEN];
+
+ imx_get_mac_from_fuse(-1, mac);
+ if (!is_valid_ether_addr(mac)) {
+ printf("No valid MAC address programmed\n");
+ return;
+ }
+
+ printf("MAC addr from fuse: %pM\n", mac);
+ eth_setenv_enetaddr("ethaddr", mac);
+}
+#else
+static inline void tx6_init_mac(void)
+{
+}
#endif /* CONFIG_FEC_MXC */
enum {
LED_STATE_ON,
};
-static inline int calc_blink_rate(int tmp)
+static inline int calc_blink_rate(void)
{
+ if (!tx6_temp_check_enabled)
+ return CONFIG_SYS_HZ;
+
return CONFIG_SYS_HZ + CONFIG_SYS_HZ / 10 -
- (tmp - TEMPERATURE_MIN) * CONFIG_SYS_HZ /
+ (check_cpu_temperature(0) - TEMPERATURE_MIN) * CONFIG_SYS_HZ /
(TEMPERATURE_HOT - TEMPERATURE_MIN);
}
last = get_timer(0);
gpio_set_value(TX6_LED_GPIO, 1);
led_state = LED_STATE_ON;
- blink_rate = calc_blink_rate(check_cpu_temperature(0));
+ blink_rate = calc_blink_rate();
} else {
if (get_timer(last) > blink_rate) {
- blink_rate = calc_blink_rate(check_cpu_temperature(0));
+ blink_rate = calc_blink_rate();
last = get_timer_masked();
if (led_state == LED_STATE_ON) {
gpio_set_value(TX6_LED_GPIO, 0);
static const iomux_v3_cfg_t stk5_pads[] = {
/* SW controlled LED on STK5 baseboard */
- MX6_PAD_EIM_A18__GPIO_2_20,
+ MX6_PAD_EIM_A18__GPIO2_IO20,
/* I2C bus on DIMM pins 40/41 */
MX6_PAD_GPIO_6__I2C3_SDA,
MX6_PAD_GPIO_3__I2C3_SCL,
/* TSC200x PEN IRQ */
- MX6_PAD_EIM_D26__GPIO_3_26,
+ MX6_PAD_EIM_D26__GPIO3_IO26,
/* EDT-FT5x06 Polytouch panel */
- MX6_PAD_NANDF_CS2__GPIO_6_15, /* IRQ */
- MX6_PAD_EIM_A16__GPIO_2_22, /* RESET */
- MX6_PAD_EIM_A17__GPIO_2_21, /* WAKE */
+ MX6_PAD_NANDF_CS2__GPIO6_IO15, /* IRQ */
+ MX6_PAD_EIM_A16__GPIO2_IO22, /* RESET */
+ MX6_PAD_EIM_A17__GPIO2_IO21, /* WAKE */
/* USBH1 */
- MX6_PAD_EIM_D31__GPIO_3_31, /* VBUSEN */
- MX6_PAD_EIM_D30__GPIO_3_30, /* OC */
+ MX6_PAD_EIM_D31__GPIO3_IO31, /* VBUSEN */
+ MX6_PAD_EIM_D30__GPIO3_IO30, /* OC */
/* USBOTG */
- MX6_PAD_EIM_D23__GPIO_3_23, /* USBOTG ID */
- MX6_PAD_GPIO_7__GPIO_1_7, /* VBUSEN */
- MX6_PAD_GPIO_8__GPIO_1_8, /* OC */
+ MX6_PAD_EIM_D23__GPIO3_IO23, /* USBOTG ID */
+ MX6_PAD_GPIO_7__GPIO1_IO07, /* VBUSEN */
+ MX6_PAD_GPIO_8__GPIO1_IO08, /* OC */
};
static const struct gpio stk5_gpios[] = {
- { TX6_LED_GPIO, GPIOF_OUTPUT_INIT_LOW, "HEARTBEAT LED", },
+ { TX6_LED_GPIO, GPIOFLAG_OUTPUT_INIT_LOW, "HEARTBEAT LED", },
- { IMX_GPIO_NR(3, 23), GPIOF_INPUT, "USBOTG ID", },
- { IMX_GPIO_NR(1, 8), GPIOF_INPUT, "USBOTG OC", },
- { IMX_GPIO_NR(1, 7), GPIOF_OUTPUT_INIT_LOW, "USBOTG VBUS enable", },
- { IMX_GPIO_NR(3, 30), GPIOF_INPUT, "USBH1 OC", },
- { IMX_GPIO_NR(3, 31), GPIOF_OUTPUT_INIT_LOW, "USBH1 VBUS enable", },
+ { IMX_GPIO_NR(3, 23), GPIOFLAG_INPUT, "USBOTG ID", },
+ { IMX_GPIO_NR(1, 8), GPIOFLAG_INPUT, "USBOTG OC", },
+ { IMX_GPIO_NR(1, 7), GPIOFLAG_OUTPUT_INIT_LOW, "USBOTG VBUS enable", },
+ { IMX_GPIO_NR(3, 30), GPIOFLAG_INPUT, "USBH1 OC", },
+ { IMX_GPIO_NR(3, 31), GPIOFLAG_OUTPUT_INIT_LOW, "USBH1 VBUS enable", },
};
#ifdef CONFIG_LCD
.vl_col = 1920,
.vl_row = 1080,
- .vl_bpix = LCD_COLOR24, /* Bits per pixel, 0: 1bpp, 1: 2bpp, 2: 4bpp, 3: 8bpp ... */
+ .vl_bpix = LCD_COLOR32, /* Bits per pixel, 0: 1bpp, 1: 2bpp, 2: 4bpp, 3: 8bpp ... */
.cmap = tx6_cmap,
};
static const iomux_v3_cfg_t stk5_lcd_pads[] = {
/* LCD RESET */
- MX6_PAD_EIM_D29__GPIO_3_29,
+ MX6_PAD_EIM_D29__GPIO3_IO29,
/* LCD POWER_ENABLE */
- MX6_PAD_EIM_EB3__GPIO_2_31,
+ MX6_PAD_EIM_EB3__GPIO2_IO31,
/* LCD Backlight (PWM) */
- MX6_PAD_GPIO_1__GPIO_1_1,
+ MX6_PAD_GPIO_1__GPIO1_IO01,
#ifndef CONFIG_SYS_LVDS_IF
/* Display */
- MX6_PAD_DISP0_DAT0__IPU1_DISP0_DAT_0,
- MX6_PAD_DISP0_DAT1__IPU1_DISP0_DAT_1,
- MX6_PAD_DISP0_DAT2__IPU1_DISP0_DAT_2,
- MX6_PAD_DISP0_DAT3__IPU1_DISP0_DAT_3,
- MX6_PAD_DISP0_DAT4__IPU1_DISP0_DAT_4,
- MX6_PAD_DISP0_DAT5__IPU1_DISP0_DAT_5,
- MX6_PAD_DISP0_DAT6__IPU1_DISP0_DAT_6,
- MX6_PAD_DISP0_DAT7__IPU1_DISP0_DAT_7,
- MX6_PAD_DISP0_DAT8__IPU1_DISP0_DAT_8,
- MX6_PAD_DISP0_DAT9__IPU1_DISP0_DAT_9,
- MX6_PAD_DISP0_DAT10__IPU1_DISP0_DAT_10,
- MX6_PAD_DISP0_DAT11__IPU1_DISP0_DAT_11,
- MX6_PAD_DISP0_DAT12__IPU1_DISP0_DAT_12,
- MX6_PAD_DISP0_DAT13__IPU1_DISP0_DAT_13,
- MX6_PAD_DISP0_DAT14__IPU1_DISP0_DAT_14,
- MX6_PAD_DISP0_DAT15__IPU1_DISP0_DAT_15,
- MX6_PAD_DISP0_DAT16__IPU1_DISP0_DAT_16,
- MX6_PAD_DISP0_DAT17__IPU1_DISP0_DAT_17,
- MX6_PAD_DISP0_DAT18__IPU1_DISP0_DAT_18,
- MX6_PAD_DISP0_DAT19__IPU1_DISP0_DAT_19,
- MX6_PAD_DISP0_DAT20__IPU1_DISP0_DAT_20,
- MX6_PAD_DISP0_DAT21__IPU1_DISP0_DAT_21,
- MX6_PAD_DISP0_DAT22__IPU1_DISP0_DAT_22,
- MX6_PAD_DISP0_DAT23__IPU1_DISP0_DAT_23,
- MX6_PAD_DI0_PIN2__IPU1_DI0_PIN2, /* HSYNC */
- MX6_PAD_DI0_PIN3__IPU1_DI0_PIN3, /* VSYNC */
+ MX6_PAD_DISP0_DAT0__IPU1_DISP0_DATA00,
+ MX6_PAD_DISP0_DAT1__IPU1_DISP0_DATA01,
+ MX6_PAD_DISP0_DAT2__IPU1_DISP0_DATA02,
+ MX6_PAD_DISP0_DAT3__IPU1_DISP0_DATA03,
+ MX6_PAD_DISP0_DAT4__IPU1_DISP0_DATA04,
+ MX6_PAD_DISP0_DAT5__IPU1_DISP0_DATA05,
+ MX6_PAD_DISP0_DAT6__IPU1_DISP0_DATA06,
+ MX6_PAD_DISP0_DAT7__IPU1_DISP0_DATA07,
+ MX6_PAD_DISP0_DAT8__IPU1_DISP0_DATA08,
+ MX6_PAD_DISP0_DAT9__IPU1_DISP0_DATA09,
+ MX6_PAD_DISP0_DAT10__IPU1_DISP0_DATA10,
+ MX6_PAD_DISP0_DAT11__IPU1_DISP0_DATA11,
+ MX6_PAD_DISP0_DAT12__IPU1_DISP0_DATA12,
+ MX6_PAD_DISP0_DAT13__IPU1_DISP0_DATA13,
+ MX6_PAD_DISP0_DAT14__IPU1_DISP0_DATA14,
+ MX6_PAD_DISP0_DAT15__IPU1_DISP0_DATA15,
+ MX6_PAD_DISP0_DAT16__IPU1_DISP0_DATA16,
+ MX6_PAD_DISP0_DAT17__IPU1_DISP0_DATA17,
+ MX6_PAD_DISP0_DAT18__IPU1_DISP0_DATA18,
+ MX6_PAD_DISP0_DAT19__IPU1_DISP0_DATA19,
+ MX6_PAD_DISP0_DAT20__IPU1_DISP0_DATA20,
+ MX6_PAD_DISP0_DAT21__IPU1_DISP0_DATA21,
+ MX6_PAD_DISP0_DAT22__IPU1_DISP0_DATA22,
+ MX6_PAD_DISP0_DAT23__IPU1_DISP0_DATA23,
+ MX6_PAD_DI0_PIN2__IPU1_DI0_PIN02, /* HSYNC */
+ MX6_PAD_DI0_PIN3__IPU1_DI0_PIN03, /* VSYNC */
MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15, /* OE_ACD */
MX6_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK, /* LSCLK */
#endif
};
static const struct gpio stk5_lcd_gpios[] = {
- { TX6_LCD_RST_GPIO, GPIOF_OUTPUT_INIT_LOW, "LCD RESET", },
- { TX6_LCD_PWR_GPIO, GPIOF_OUTPUT_INIT_LOW, "LCD POWER", },
- { TX6_LCD_BACKLIGHT_GPIO, GPIOF_OUTPUT_INIT_HIGH, "LCD BACKLIGHT", },
+ { TX6_LCD_RST_GPIO, GPIOFLAG_OUTPUT_INIT_LOW, "LCD RESET", },
+ { TX6_LCD_PWR_GPIO, GPIOFLAG_OUTPUT_INIT_LOW, "LCD POWER", },
+ { TX6_LCD_BACKLIGHT_GPIO, GPIOFLAG_OUTPUT_INIT_HIGH, "LCD BACKLIGHT", },
};
void lcd_ctrl_init(void *lcdbase)
panel_info.vl_bpix = LCD_COLOR16;
break;
default:
- panel_info.vl_bpix = LCD_COLOR24;
+ panel_info.vl_bpix = LCD_COLOR32;
}
p->pixclock = KHZ2PICOS(refresh *
int lvds_mapping = karo_fdt_get_lvds_mapping(working_fdt, 0);
int lvds_chan_mask = karo_fdt_get_lvds_channels(working_fdt);
uint32_t gpr2;
+ uint32_t gpr3;
if (lvds_chan_mask == 0) {
printf("No LVDS channel active\n");
gpr2 |= (lvds_chan_mask & 2) ? 3 << 2 : 0;
debug("writing %08x to GPR2[%08x]\n", gpr2, IOMUXC_BASE_ADDR + 8);
writel(gpr2, IOMUXC_BASE_ADDR + 8);
+
+ gpr3 = readl(IOMUXC_BASE_ADDR + 0xc);
+ gpr3 &= ~((3 << 8) | (3 << 6));
+ writel(gpr3, IOMUXC_BASE_ADDR + 0xc);
}
if (karo_load_splashimage(0) == 0) {
int ret;
debug("Initializing LCD controller\n");
- ret = ipuv3_fb_init(p, 0, pix_fmt, DI_PCLK_PLL3, di_clk_rate, -1);
+ ret = ipuv3_fb_init(p, 0, pix_fmt,
+ is_lvds() ? DI_PCLK_LDB : DI_PCLK_PLL3,
+ di_clk_rate, -1);
if (ret) {
printf("Failed to initialize FB driver: %d\n", ret);
lcd_enabled = 0;
{
stk5_board_init();
- gpio_request_one(IMX_GPIO_NR(4, 21), GPIOF_OUTPUT_INIT_HIGH,
+ gpio_request_one(IMX_GPIO_NR(4, 21), GPIOFLAG_OUTPUT_INIT_HIGH,
"Flexcan Transceiver");
- imx_iomux_v3_setup_pad(MX6_PAD_DISP0_DAT0__GPIO_4_21);
+ imx_iomux_v3_setup_pad(MX6_PAD_DISP0_DAT0__GPIO4_IO21);
}
static void tx6qdl_set_cpu_clock(void)
{
unsigned long cpu_clk = getenv_ulong("cpu_clk", 10, 0);
- if (had_ctrlc() || (wrsr & WRSR_TOUT))
- return;
-
if (cpu_clk == 0 || cpu_clk == mxc_get_clock(MXC_ARM_CLK) / 1000000)
return;
+ if (had_ctrlc() || (wrsr & WRSR_TOUT)) {
+ printf("%s detected; skipping cpu clock change\n",
+ (wrsr & WRSR_TOUT) ? "WDOG RESET" : "<CTRL-C>");
+ return;
+ }
if (mxc_set_clock(CONFIG_SYS_MX6_HCLK, cpu_clk, MXC_ARM_CLK) == 0) {
cpu_clk = mxc_get_clock(MXC_ARM_CLK);
printf("CPU clock set to %lu.%03lu MHz\n",
}
}
-static void tx6_init_mac(void)
-{
- u8 mac[ETH_ALEN];
-
- imx_get_mac_from_fuse(-1, mac);
- if (!is_valid_ether_addr(mac)) {
- printf("No valid MAC address programmed\n");
- return;
- }
-
- printf("MAC addr from fuse: %pM\n", mac);
- eth_setenv_enetaddr("ethaddr", mac);
-}
-
int board_late_init(void)
{
int ret = 0;
const char *baseboard;
+ env_cleanup();
+
+ if (tx6_temp_check_enabled)
+ check_cpu_temperature(1);
+
tx6qdl_set_cpu_clock();
- karo_fdt_move_fdt();
+
+ if (had_ctrlc())
+ setenv_ulong("safeboot", 1);
+ else if (wrsr & WRSR_TOUT)
+ setenv_ulong("wdreset", 1);
+ else
+ karo_fdt_move_fdt();
baseboard = getenv("baseboard");
if (!baseboard)
return ret;
}
-#ifdef CONFIG_NO_NAND
+#ifdef CONFIG_TX6_NAND
+#define TX6_FLASH_SZ (CONFIG_SYS_NAND_BLOCKS / 1024 - 1)
+#else
#ifdef CONFIG_MMC_BOOT_SIZE
-#define TX6_FLASH_SZ (CONFIG_MMC_BOOT_SIZE / 1024 - 1 + 2)
+#define TX6_FLASH_SZ (CONFIG_MMC_BOOT_SIZE / 4096 + 2)
#else
-#define TX6_FLASH_SZ 3
+#define TX6_FLASH_SZ 2
#endif
-#else /* CONFIG_NO_NAND */
-#define TX6_FLASH_SZ (CONFIG_SYS_NAND_BLOCKS / 1024 - 1)
-#endif /* CONFIG_NO_NAND */
+#endif /* CONFIG_TX6_NAND */
-#ifdef CONFIG_SYS_SDRAM_BUS_WIDTH
-#define TX6_DDR_SZ (ffs(CONFIG_SYS_SDRAM_BUS_WIDTH / 16) - 1)
-#else
-#define TX6_DDR_SZ 2
-#endif
+#define TX6_DDR_SZ (ffs(PHYS_SDRAM_1_WIDTH / 16) - 1)
-#if CONFIG_TX6_REV >= 0x3
static char tx6_mem_table[] = {
- '4', /* 256MiB SDRAM; 128MiB NAND */
- '1', /* 512MiB SDRAM; 128MiB NAND */
- '0', /* 1GiB SDRAM; 128MiB NAND */
- '?', /* 256MiB SDRAM; 256MiB NAND */
- '?', /* 512MiB SDRAM; 256MiB NAND */
- '2', /* 1GiB SDRAM; 256MiB NAND */
- '?', /* 256MiB SDRAM; 4GiB eMMC */
- '5', /* 512MiB SDRAM; 4GiB eMMC */
- '3', /* 1GiB SDRAM; 4GiB eMMC */
- '?', /* 256MiB SDRAM; 8GiB eMMC */
- '?', /* 512MiB SDRAM; 8GiB eMMC */
- '?', /* 1GiB SDRAM; 8GiB eMMC */
+ '4', /* 256MiB SDRAM 16bit; 128MiB NAND */
+ '1', /* 512MiB SDRAM 32bit; 128MiB NAND */
+ '0', /* 1GiB SDRAM 64bit; 128MiB NAND */
+ '?', /* 256MiB SDRAM 16bit; 256MiB NAND */
+ '?', /* 512MiB SDRAM 32bit; 256MiB NAND */
+ '2', /* 1GiB SDRAM 64bit; 256MiB NAND */
+ '?', /* 256MiB SDRAM 16bit; 4GiB eMMC */
+ '5', /* 512MiB SDRAM 32bit; 4GiB eMMC */
+ '3', /* 1GiB SDRAM 64bit; 4GiB eMMC */
+ '?', /* 256MiB SDRAM 16bit; 8GiB eMMC */
+ '?', /* 512MiB SDRAM 32bit; 8GiB eMMC */
+ '0', /* 1GiB SDRAM 64bit; 8GiB eMMC */
};
static inline char tx6_mem_suffix(void)
return tx6_mem_table[mem_idx];
};
-#else /* CONFIG_TX6_REV >= 0x3 */
-static inline char tx6_mem_suffix(void)
+
+static struct {
+ uchar addr;
+ uchar rev;
+} tx6_mod_revs[] = {
+ { 0x3c, 1, },
+ { 0x32, 2, },
+ { 0x33, 3, },
+};
+
+static int tx6_get_mod_rev(void)
{
-#ifdef CONFIG_SYS_SDRAM_BUS_WIDTH
- if (CONFIG_SYS_SDRAM_BUS_WIDTH == 32)
- return '1';
-#endif
-#ifdef CONFIG_SYS_NAND_BLOCKS
- if (CONFIG_SYS_NAND_BLOCKS == 2048)
- return '2';
-#endif
- return '0';
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(tx6_mod_revs); i++) {
+ int ret = i2c_probe(tx6_mod_revs[i].addr);
+ if (ret == 0) {
+ debug("I2C probe succeeded for addr %02x\n", tx6_mod_revs[i].addr);
+ return tx6_mod_revs[i].rev;
+ }
+ debug("I2C probe returned %d for addr %02x\n", ret,
+ tx6_mod_revs[i].addr);
+ }
+ return 0;
}
-#endif /* CONFIG_TX6_REV >= 0x3 */
int checkboard(void)
{
tx6qdl_print_cpuinfo();
+ i2c_init(CONFIG_SYS_I2C_SPEED, 0 /* unused */);
+
printf("Board: Ka-Ro TX6%s-%d%d%d%c\n",
tx6_mod_suffix,
cpu_variant == MXC_CPU_MX6Q ? 1 : 8,
- is_lvds(), CONFIG_TX6_REV,
+ is_lvds(), tx6_get_mod_rev(),
tx6_mem_suffix());
return 0;
"eeti,egalax_ts",
};
-void ft_board_setup(void *blob, bd_t *bd)
+int ft_board_setup(void *blob, bd_t *bd)
{
const char *baseboard = getenv("baseboard");
int stk5_v5 = baseboard != NULL && (strcmp(baseboard, "stk5-v5") == 0);
int ret;
ret = fdt_increase_size(blob, 4096);
- if (ret)
+ if (ret) {
printf("Failed to increase FDT size: %s\n", fdt_strerror(ret));
-
+ return ret;
+ }
if (stk5_v5)
karo_fdt_enable_node(blob, "stk5led", 0);
karo_fdt_fixup_flexcan(blob, stk5_v5);
karo_fdt_update_fb_mode(blob, video_mode);
+
+ return 0;
}
#endif /* CONFIG_OF_BOARD_SETUP */