#define TX6UL_FEC_RST_GPIO IMX_GPIO_NR(5, 6)
#define TX6UL_FEC_PWR_GPIO IMX_GPIO_NR(5, 7)
#define TX6UL_FEC_INT_GPIO IMX_GPIO_NR(5, 5)
+
+ #define TX6UL_FEC2_RST_GPIO IMX_GPIO_NR(4, 28)
+ #define TX6UL_FEC2_INT_GPIO IMX_GPIO_NR(4, 27)
+
#define TX6UL_LED_GPIO IMX_GPIO_NR(5, 9)
#define TX6UL_LCD_PWR_GPIO IMX_GPIO_NR(5, 4)
MX6_PAD_ENET1_TX_EN__ENET1_TX_EN | MUX_PAD_CTRL(TX6_ENET_PAD_CTRL),
MX6_PAD_ENET1_TX_DATA1__ENET1_TDATA01 | MUX_PAD_CTRL(TX6_ENET_PAD_CTRL),
MX6_PAD_ENET1_TX_DATA0__ENET1_TDATA00 | MUX_PAD_CTRL(TX6_ENET_PAD_CTRL),
+ };
+ static const iomux_v3_cfg_t const tx6ul_enet2_pads[] = {
MX6_PAD_ENET2_TX_CLK__ENET2_REF_CLK2 | MUX_CFG_SION |
MUX_PAD_CTRL(PAD_CTL_SPEED_HIGH |
PAD_CTL_DSE_48ohm |
static const iomux_v3_cfg_t const tx6_i2c_gpio_pads[] = {
/* internal I2C */
- MX6_PAD_SNVS_TAMPER1__GPIO5_IO01 | MUX_CFG_SION | MUX_PAD_CTRL(TX6_I2C_PAD_CTRL),
- MX6_PAD_SNVS_TAMPER0__GPIO5_IO00 | MUX_CFG_SION | MUX_PAD_CTRL(TX6_I2C_PAD_CTRL),
+ MX6_PAD_SNVS_TAMPER1__GPIO5_IO01 | MUX_CFG_SION |
+ MUX_PAD_CTRL(TX6_I2C_PAD_CTRL),
+ MX6_PAD_SNVS_TAMPER0__GPIO5_IO00 | MUX_CFG_SION |
+ MUX_PAD_CTRL(TX6_I2C_PAD_CTRL),
};
static const struct gpio const tx6ul_gpios[] = {
{ TX6UL_FEC_INT_GPIO, GPIOFLAG_INPUT, "FEC PHY INT", },
};
+ static const struct gpio const tx6ul_fec2_gpios[] = {
+ { TX6UL_FEC2_RST_GPIO, GPIOFLAG_OUTPUT_INIT_LOW, "FEC2 PHY RESET", },
+ { TX6UL_FEC2_INT_GPIO, GPIOFLAG_INPUT, "FEC2 PHY INT", },
+ };
+
#define GPIO_DR 0
#define GPIO_DIR 4
#define GPIO_PSR 8
+ /* run with default environment */
static void tx6_i2c_recover(void)
{
int i;
debug("%s@%d: \n", __func__, __LINE__);
+ #ifndef CONFIG_ENV_IS_IN_MMC
+ if (!(gd->flags & GD_FLG_ENV_READY)) {
+ printf("deferred ...");
+ return 0;
+ }
+ #endif
for (i = 0; i < ARRAY_SIZE(tx6ul_esdhc_cfg); i++) {
struct mmc *mmc;
struct tx6_esdhc_cfg *cfg = &tx6ul_esdhc_cfg[i];
}
#endif /* CONFIG_CMD_MMC */
- #ifdef CONFIG_FEC_MXC
-
- #ifndef ETH_ALEN
- #define ETH_ALEN 6
- #endif
-
- int board_eth_init(bd_t *bis)
- {
- int ret;
-
- debug("%s@%d: \n", __func__, __LINE__);
-
- /* delay at least 21ms for the PHY internal POR signal to deassert */
- udelay(22000);
-
- imx_iomux_v3_setup_multiple_pads(tx6ul_enet1_pads,
- ARRAY_SIZE(tx6ul_enet1_pads));
-
- /* Deassert RESET to the external phy */
- gpio_set_value(TX6UL_FEC_RST_GPIO, 1);
-
- if (getenv("ethaddr")) {
- ret = fecmxc_initialize_multi(bis, 0, -1, ENET_BASE_ADDR);
- if (ret) {
- printf("failed to initialize FEC0: %d\n", ret);
- return ret;
- }
- }
- if (getenv("eth1addr")) {
- ret = fecmxc_initialize_multi(bis, 1, -1, ENET2_BASE_ADDR);
- if (ret) {
- printf("failed to initialize FEC1: %d\n", ret);
- return ret;
- }
- }
- return 0;
- }
-
- static void tx6_init_mac(void)
- {
- u8 mac[ETH_ALEN];
-
- imx_get_mac_from_fuse(0, mac);
- if (!is_valid_ethaddr(mac)) {
- printf("No valid MAC address programmed\n");
- return;
- }
-
- printf("MAC addr from fuse: %pM\n", mac);
- eth_setenv_enetaddr("ethaddr", mac);
-
- imx_get_mac_from_fuse(1, mac);
- eth_setenv_enetaddr("eth1addr", mac);
- }
- #else
- static inline void tx6_init_mac(void)
- {
- }
- #endif /* CONFIG_FEC_MXC */
-
enum {
LED_STATE_INIT = -1,
LED_STATE_OFF,
LED_STATE_ON,
+ LED_STATE_ERR,
};
static inline int calc_blink_rate(void)
static int led_state = LED_STATE_INIT;
static int blink_rate;
static ulong last;
+ int ret;
- if (led_state == LED_STATE_INIT) {
+ switch (led_state) {
+ case LED_STATE_ERR:
+ return;
+
+ case LED_STATE_INIT:
last = get_timer(0);
- gpio_set_value(TX6UL_LED_GPIO, 1);
- led_state = LED_STATE_ON;
+ ret = gpio_set_value(TX6UL_LED_GPIO, 1);
+ if (ret)
+ led_state = LED_STATE_ERR;
+ else
+ led_state = LED_STATE_ON;
blink_rate = calc_blink_rate();
- } else {
+ break;
+
+ case LED_STATE_ON:
+ case LED_STATE_OFF:
if (get_timer(last) > blink_rate) {
blink_rate = calc_blink_rate();
last = get_timer_masked();
}
led_state = 1 - led_state;
}
+ break;
}
}
/* TSC200x PEN IRQ */
MX6_PAD_JTAG_TMS__GPIO1_IO11 | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL),
- #if 0
+
/* EDT-FT5x06 Polytouch panel */
- MX6_PAD_NAND_CS2__GPIO6_IO15 | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL), /* IRQ */
- MX6_PAD_EIM_A16__GPIO2_IO22 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* RESET */
- MX6_PAD_EIM_A17__GPIO2_IO21 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* WAKE */
+ MX6_PAD_SNVS_TAMPER2__GPIO5_IO02 | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL), /* IRQ */
+ MX6_PAD_SNVS_TAMPER3__GPIO5_IO03 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* RESET */
+ MX6_PAD_SNVS_TAMPER8__GPIO5_IO08 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* WAKE */
/* USBH1 */
- MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* VBUSEN */
- MX6_PAD_EIM_D30__GPIO3_IO30 | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL), /* OC */
+ MX6_PAD_GPIO1_IO02__USB_OTG2_PWR | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* VBUSEN */
+ MX6_PAD_GPIO1_IO03__USB_OTG2_OC | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL), /* OC */
+
/* USBOTG */
- MX6_PAD_EIM_D23__GPIO3_IO23 | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL), /* USBOTG ID */
- MX6_PAD_GPIO_7__GPIO1_IO07 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* VBUSEN */
- MX6_PAD_GPIO_8__GPIO1_IO08 | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL), /* OC */
- #endif
+ MX6_PAD_UART3_CTS_B__GPIO1_IO26 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL), /* VBUSEN */
+ MX6_PAD_UART3_RTS_B__GPIO1_IO27 | MUX_PAD_CTRL(TX6_GPIO_IN_PAD_CTRL), /* OC */
};
static const struct gpio stk5_gpios[] = {
{ TX6UL_LED_GPIO, GPIOFLAG_OUTPUT_INIT_LOW, "HEARTBEAT LED", },
- { 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", },
+ { IMX_GPIO_NR(1, 27), GPIOFLAG_INPUT, "USBOTG OC", },
+ { IMX_GPIO_NR(1, 26), GPIOFLAG_OUTPUT_INIT_LOW, "USBOTG VBUS enable", },
};
#ifdef CONFIG_LCD
-static u16 tx6_cmap[256];
vidinfo_t panel_info = {
/* set to max. size supported by SoC */
.vl_col = 4096,
.vl_row = 1024,
.vl_bpix = LCD_COLOR32, /* Bits per pixel, 0: 1bpp, 1: 2bpp, 2: 4bpp, 3: 8bpp ... */
- .cmap = tx6_cmap,
};
static struct fb_videomode tx6_fb_modes[] = {
return lcd_bl_polarity;
}
- void lcd_enable(void)
- {
- /* HACK ALERT:
- * global variable from common/lcd.c
- * Set to 0 here to prevent messages from going to LCD
- * rather than serial console
- */
- lcd_is_enabled = 0;
-
- if (lcd_enabled) {
- karo_load_splashimage(1);
-
- debug("Switching LCD on\n");
- gpio_set_value(TX6UL_LCD_PWR_GPIO, 1);
- udelay(100);
- gpio_set_value(TX6UL_LCD_RST_GPIO, 1);
- udelay(300000);
- gpio_set_value(TX6UL_LCD_BACKLIGHT_GPIO,
- lcd_backlight_polarity());
- }
- }
-
- void lcd_disable(void)
- {
- if (lcd_enabled) {
- printf("Disabling LCD\n");
- panel_info.vl_row = 0;
- lcd_enabled = 0;
- }
- }
-
static const iomux_v3_cfg_t stk5_lcd_pads[] = {
- #if 1
+ #ifdef CONFIG_LCD
/* LCD RESET */
- MX6_PAD_LCD_RESET__LCDIF_RESET,
+ MX6_PAD_LCD_RESET__GPIO3_IO04 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL),
/* LCD POWER_ENABLE */
MX6_PAD_SNVS_TAMPER4__GPIO5_IO04 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL),
/* LCD Backlight (PWM) */
MX6_PAD_NAND_DQS__GPIO4_IO16 | MUX_PAD_CTRL(TX6_GPIO_OUT_PAD_CTRL),
- #endif
- #ifdef CONFIG_LCD
/* Display */
MX6_PAD_LCD_DATA00__LCDIF_DATA00,
MX6_PAD_LCD_DATA01__LCDIF_DATA01,
{ TX6UL_LCD_BACKLIGHT_GPIO, GPIOFLAG_OUTPUT_INIT_HIGH, "LCD BACKLIGHT", },
};
+ /* run with valid env from NAND/eMMC */
+ void lcd_enable(void)
+ {
+ /* HACK ALERT:
+ * global variable from common/lcd.c
+ * Set to 0 here to prevent messages from going to LCD
+ * rather than serial console
+ */
+ lcd_is_enabled = 0;
+
+ if (lcd_enabled) {
+ karo_load_splashimage(1);
+
+ debug("Switching LCD on\n");
+ gpio_set_value(TX6UL_LCD_PWR_GPIO, 1);
+ udelay(100);
+ gpio_set_value(TX6UL_LCD_RST_GPIO, 1);
+ udelay(300000);
+ gpio_set_value(TX6UL_LCD_BACKLIGHT_GPIO,
+ lcd_backlight_polarity());
+ }
+ }
+
+ static void lcd_disable(void)
+ {
+ if (lcd_enabled) {
+ printf("Disabling LCD\n");
+ panel_info.vl_row = 0;
+ lcd_enabled = 0;
+ }
+ }
+
void lcd_ctrl_init(void *lcdbase)
{
int color_depth = 24;
#define lcd_enabled 0
#endif /* CONFIG_LCD */
+ #ifndef CONFIG_ENV_IS_IN_MMC
+ static void tx6_mmc_init(void)
+ {
+ puts("MMC: ");
+ if (board_mmc_init(gd->bd) < 0)
+ cpu_mmc_init(gd->bd);
+ print_mmc_devices(',');
+ }
+ #else
+ static inline void tx6_mmc_init(void)
+ {
+ }
+ #endif
+
static void stk5_board_init(void)
{
int ret;
return;
}
imx_iomux_v3_setup_multiple_pads(stk5_pads, ARRAY_SIZE(stk5_pads));
- debug("%s@%d: \n", __func__, __LINE__);
+ debug("%s@%d: \n", __func__, __LINE__);
}
static void stk5v3_board_init(void)
{
- debug("%s@%d: \n", __func__, __LINE__);
+ debug("%s@%d: \n", __func__, __LINE__);
stk5_board_init();
- debug("%s@%d: \n", __func__, __LINE__);
+ debug("%s@%d: \n", __func__, __LINE__);
+ tx6_mmc_init();
}
static void stk5v5_board_init(void)
int ret;
stk5_board_init();
+ tx6_mmc_init();
ret = gpio_request_one(IMX_GPIO_NR(3, 5), GPIOFLAG_OUTPUT_INIT_HIGH,
"Flexcan Transceiver");
int board_late_init(void)
{
- int ret = 0;
const char *baseboard;
debug("%s@%d: \n", __func__, __LINE__);
printf("WARNING: Unsupported STK5 board rev.: %s\n",
baseboard + 4);
}
+ } else if (strncmp(baseboard, "ulmb-", 5) == 0) {
+ const char *otg_mode = getenv("otg_mode");
+
+ if (otg_mode && strcmp(otg_mode, "host") == 0) {
+ printf("otg_mode='%s' is incompatible with baseboard %s; setting to 'none'\n",
+ otg_mode, baseboard);
+ setenv("otg_mode", "none");
+ }
+ stk5_board_init();
} else {
printf("WARNING: Unsupported baseboard: '%s'\n",
baseboard);
- ret = -EINVAL;
+ if (!had_ctrlc())
+ return -EINVAL;
}
exit:
- debug("%s@%d: \n", __func__, __LINE__);
- tx6_init_mac();
- debug("%s@%d: \n", __func__, __LINE__);
+ debug("%s@%d: \n", __func__, __LINE__);
clear_ctrlc();
- return ret;
+ return 0;
}
+ #ifdef CONFIG_FEC_MXC
+
+ #ifndef ETH_ALEN
+ #define ETH_ALEN 6
+ #endif
+
+ static void tx6_init_mac(void)
+ {
+ u8 mac[ETH_ALEN];
+ const char *baseboard = getenv("baseboard");
+
+ imx_get_mac_from_fuse(0, mac);
+ if (!is_valid_ethaddr(mac)) {
+ printf("No valid MAC address programmed\n");
+ return;
+ }
+ printf("MAC addr from fuse: %pM\n", mac);
+ if (!getenv("ethaddr"))
+ eth_setenv_enetaddr("ethaddr", mac);
+
+ if (!baseboard || strncmp(baseboard, "stk5", 4) == 0) {
+ setenv("eth1addr", NULL);
+ return;
+ }
+ if (getenv("eth1addr"))
+ return;
+ imx_get_mac_from_fuse(1, mac);
+ eth_setenv_enetaddr("eth1addr", mac);
+ }
+
+ int board_eth_init(bd_t *bis)
+ {
+ int ret;
+
+ tx6_init_mac();
+
+ /* delay at least 21ms for the PHY internal POR signal to deassert */
+ udelay(22000);
+
+ imx_iomux_v3_setup_multiple_pads(tx6ul_enet1_pads,
+ ARRAY_SIZE(tx6ul_enet1_pads));
+
+ /* Deassert RESET to the external phys */
+ gpio_set_value(TX6UL_FEC_RST_GPIO, 1);
+
+ if (getenv("ethaddr")) {
+ ret = fecmxc_initialize_multi(bis, 0, 0, ENET_BASE_ADDR);
+ if (ret) {
+ printf("failed to initialize FEC0: %d\n", ret);
+ return ret;
+ }
+ }
+ if (getenv("eth1addr")) {
+ ret = gpio_request_array(tx6ul_fec2_gpios,
+ ARRAY_SIZE(tx6ul_fec2_gpios));
+ if (ret < 0) {
+ printf("Failed to request tx6ul_fec2_gpios: %d\n", ret);
+ }
+ imx_iomux_v3_setup_multiple_pads(tx6ul_enet2_pads,
+ ARRAY_SIZE(tx6ul_enet2_pads));
+
+ writel(0x00100000, 0x020c80e4); /* assert ENET2_125M_EN */
+
+ /* Minimum PHY reset duration */
+ udelay(100);
+ gpio_set_value(TX6UL_FEC2_RST_GPIO, 1);
+ /* Wait for PHY internal POR to finish */
+ udelay(22000);
+
+ ret = fecmxc_initialize_multi(bis, 1, 2, ENET2_BASE_ADDR);
+ if (ret) {
+ printf("failed to initialize FEC1: %d\n", ret);
+ return ret;
+ }
+ }
+ return 0;
+ }
+ #endif /* CONFIG_FEC_MXC */
+
#ifdef CONFIG_SERIAL_TAG
void get_board_serial(struct tag_serialnr *serialnr)
{
projects / karo-tx-uboot.git / commitdiff