From 2ad4679a8c3be12bc20fcac9a83752e3bad7f9b6 Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Tue, 28 Apr 2015 10:24:48 +0800 Subject: MLK-10774-16 imx:mx6sxsabresd update board and config Update mx6sxsabresd board and config file Note: Fastboot Android support is not added. Signed-off-by: Peng Fan --- board/freescale/mx6sxsabresd/mx6sxsabresd.c | 510 +++++++++++++++++++++++++--- 1 file changed, 461 insertions(+), 49 deletions(-) (limited to 'board') diff --git a/board/freescale/mx6sxsabresd/mx6sxsabresd.c b/board/freescale/mx6sxsabresd/mx6sxsabresd.c index 2ff960e..67e334b 100644 --- a/board/freescale/mx6sxsabresd/mx6sxsabresd.c +++ b/board/freescale/mx6sxsabresd/mx6sxsabresd.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include #include @@ -29,6 +30,16 @@ #include #include +#ifdef CONFIG_MXC_RDC +#include +#include +#endif + +#ifdef CONFIG_VIDEO_MXS +#include +#include +#endif + DECLARE_GLOBAL_DATA_PTR; #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ @@ -59,6 +70,15 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ PAD_CTL_ODE) +#define LCD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ + PAD_CTL_PKE | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm) + +#define BUTTON_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_22K_UP | PAD_CTL_DSE_40ohm) + +#define WDOG_PAD_CTRL (PAD_CTL_PUE | PAD_CTL_PKE | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm) + int dram_init(void) { gd->ram_size = PHYS_SDRAM_SIZE; @@ -109,6 +129,34 @@ static iomux_v3_cfg_t const usdhc4_pads[] = { MX6_PAD_SD4_DATA7__GPIO6_IO_21 | MUX_PAD_CTRL(NO_PAD_CTRL), }; +static iomux_v3_cfg_t const usdhc4_emmc_pads[] = { + MX6_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA0__USDHC4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA1__USDHC4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA2__USDHC4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA3__USDHC4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA4__USDHC4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA5__USDHC4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA6__USDHC4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA7__USDHC4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_RESET_B__USDHC4_RESET_B | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const wdog_b_pad = { + MX6_PAD_GPIO1_IO13__GPIO1_IO_13 | MUX_PAD_CTRL(WDOG_PAD_CTRL), +}; + +static iomux_v3_cfg_t const peri_3v3_pads[] = { + MX6_PAD_QSPI1A_DATA0__GPIO4_IO_16 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); +} + +#ifdef CONFIG_FEC_MXC static iomux_v3_cfg_t const fec1_pads[] = { MX6_PAD_ENET1_MDC__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET1_MDIO__ENET1_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), @@ -126,8 +174,21 @@ static iomux_v3_cfg_t const fec1_pads[] = { MX6_PAD_RGMII1_TXC__ENET1_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), }; -static iomux_v3_cfg_t const peri_3v3_pads[] = { - MX6_PAD_QSPI1A_DATA0__GPIO4_IO_16 | MUX_PAD_CTRL(NO_PAD_CTRL), +static iomux_v3_cfg_t const fec2_pads[] = { + MX6_PAD_ENET1_MDC__ENET2_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_ENET1_MDIO__ENET2_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII2_RX_CTL__ENET2_RX_EN | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII2_RD0__ENET2_RX_DATA_0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII2_RD1__ENET2_RX_DATA_1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII2_RD2__ENET2_RX_DATA_2 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII2_RD3__ENET2_RX_DATA_3 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII2_RXC__ENET2_RX_CLK | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), + MX6_PAD_RGMII2_TX_CTL__ENET2_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII2_TD0__ENET2_TX_DATA_0 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII2_TD1__ENET2_TX_DATA_1 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII2_TD2__ENET2_TX_DATA_2 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII2_TD3__ENET2_TX_DATA_3 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII2_TXC__ENET2_RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), }; static iomux_v3_cfg_t const phy_control_pads[] = { @@ -141,19 +202,19 @@ static iomux_v3_cfg_t const phy_control_pads[] = { MX6_PAD_ENET2_CRS__GPIO2_IO_7 | MUX_PAD_CTRL(NO_PAD_CTRL), }; -static void setup_iomux_uart(void) +static int setup_fec(int fec_id) { - imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); -} - -static int setup_fec(void) -{ - struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR; + struct iomuxc_gpr_base_regs *const iomuxc_gpr_regs + = (struct iomuxc_gpr_base_regs *) IOMUXC_GPR_BASE_ADDR; int reg; - /* Use 125MHz anatop loopback REF_CLK1 for ENET1 */ - clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC1_MASK, 0); + if (0 == fec_id) + /* Use 125M anatop loopback REF_CLK1 for ENET1, clear gpr1[13], gpr1[17]*/ + clrsetbits_le32(&iomuxc_gpr_regs->gpr[1], IOMUX_GPR1_FEC1_MASK, 0); + else + /* Use 125M anatop loopback REF_CLK1 for ENET2, clear gpr1[14], gpr1[18]*/ + clrsetbits_le32(&iomuxc_gpr_regs->gpr[1], IOMUX_GPR1_FEC2_MASK, 0); imx_iomux_v3_setup_multiple_pads(phy_control_pads, ARRAY_SIZE(phy_control_pads)); @@ -170,17 +231,195 @@ static int setup_fec(void) reg |= BM_ANADIG_PLL_ENET_REF_25M_ENABLE; writel(reg, &anatop->pll_enet); - return enable_fec_anatop_clock(ENET_125MHZ); + return enable_fec_anatop_clock(fec_id, ENET_125MHZ); } int board_eth_init(bd_t *bis) { - imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads)); - setup_fec(); + if (0 == CONFIG_FEC_ENET_DEV) + imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads)); + else + imx_iomux_v3_setup_multiple_pads(fec2_pads, ARRAY_SIZE(fec2_pads)); + + setup_fec(CONFIG_FEC_ENET_DEV); return cpu_eth_init(bis); } +int board_phy_config(struct phy_device *phydev) +{ + /* + * Enable 1.8V(SEL_1P5_1P8_POS_REG) on + * Phy control debug reg 0 + */ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f); + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8); + + /* rgmii tx clock delay enable */ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05); + phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100); + + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} +#endif + +#ifdef CONFIG_VIDEO_MXS +static iomux_v3_cfg_t const lvds_ctrl_pads[] = { + /* CABC enable */ + MX6_PAD_QSPI1A_DATA2__GPIO4_IO_18 | MUX_PAD_CTRL(NO_PAD_CTRL), + + /* Use GPIO for Brightness adjustment, duty cycle = period */ + MX6_PAD_SD1_DATA1__GPIO6_IO_3 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const lcd_pads[] = { + MX6_PAD_LCD1_CLK__LCDIF1_CLK | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_ENABLE__LCDIF1_ENABLE | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_HSYNC__LCDIF1_HSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_VSYNC__LCDIF1_VSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA00__LCDIF1_DATA_0 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA01__LCDIF1_DATA_1 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA02__LCDIF1_DATA_2 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA03__LCDIF1_DATA_3 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA04__LCDIF1_DATA_4 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA05__LCDIF1_DATA_5 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA06__LCDIF1_DATA_6 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA07__LCDIF1_DATA_7 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA08__LCDIF1_DATA_8 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA09__LCDIF1_DATA_9 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA10__LCDIF1_DATA_10 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA11__LCDIF1_DATA_11 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA12__LCDIF1_DATA_12 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA13__LCDIF1_DATA_13 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA14__LCDIF1_DATA_14 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA15__LCDIF1_DATA_15 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA16__LCDIF1_DATA_16 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA17__LCDIF1_DATA_17 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA18__LCDIF1_DATA_18 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA19__LCDIF1_DATA_19 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA20__LCDIF1_DATA_20 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA21__LCDIF1_DATA_21 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA22__LCDIF1_DATA_22 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_DATA23__LCDIF1_DATA_23 | MUX_PAD_CTRL(LCD_PAD_CTRL), + MX6_PAD_LCD1_RESET__GPIO3_IO_27 | MUX_PAD_CTRL(NO_PAD_CTRL), + + /* Use GPIO for Brightness adjustment, duty cycle = period */ + MX6_PAD_SD1_DATA2__GPIO6_IO_4 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + + +struct lcd_panel_info_t { + unsigned int lcdif_base_addr; + int depth; + void (*enable)(struct lcd_panel_info_t const *dev); + struct fb_videomode mode; +}; + +void do_enable_lvds(struct lcd_panel_info_t const *dev) +{ + enable_lcdif_clock(dev->lcdif_base_addr); + enable_lvds(dev->lcdif_base_addr); + + imx_iomux_v3_setup_multiple_pads(lvds_ctrl_pads, + ARRAY_SIZE(lvds_ctrl_pads)); + + /* Enable CABC */ + gpio_direction_output(IMX_GPIO_NR(4, 18) , 1); + + /* Set Brightness to high */ + gpio_direction_output(IMX_GPIO_NR(6, 3) , 1); +} + +void do_enable_parallel_lcd(struct lcd_panel_info_t const *dev) +{ + enable_lcdif_clock(dev->lcdif_base_addr); + + imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads)); + + /* Power up the LCD */ + gpio_direction_output(IMX_GPIO_NR(3, 27) , 1); + + /* Set Brightness to high */ + gpio_direction_output(IMX_GPIO_NR(6, 4) , 1); +} + +static struct lcd_panel_info_t const displays[] = {{ + .lcdif_base_addr = LCDIF2_BASE_ADDR, + .depth = 18, + .enable = do_enable_lvds, + .mode = { + .name = "Hannstar-XGA", + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = 0, + .vmode = FB_VMODE_NONINTERLACED +} }, { + .lcdif_base_addr = LCDIF1_BASE_ADDR, + .depth = 24, + .enable = do_enable_parallel_lcd, + .mode = { + .name = "MCIMX28LCD", + .xres = 800, + .yres = 480, + .pixclock = 29850, + .left_margin = 89, + .right_margin = 164, + .upper_margin = 23, + .lower_margin = 10, + .hsync_len = 10, + .vsync_len = 10, + .sync = 0, + .vmode = FB_VMODE_NONINTERLACED +} } }; + +int board_video_skip(void) +{ + int i; + int ret; + char const *panel = getenv("panel"); + if (!panel) { + panel = displays[0].mode.name; + printf("No panel detected: default to %s\n", panel); + i = 0; + } else { + for (i = 0; i < ARRAY_SIZE(displays); i++) { + if (!strcmp(panel, displays[i].mode.name)) + break; + } + } + if (i < ARRAY_SIZE(displays)) { + ret = mxs_lcd_panel_setup(displays[i].mode, displays[i].depth, + displays[i].lcdif_base_addr); + if (!ret) { + if (displays[i].enable) + displays[i].enable(displays+i); + printf("Display: %s (%ux%u)\n", + displays[i].mode.name, + displays[i].mode.xres, + displays[i].mode.yres); + } else + printf("LCD %s cannot be configured: %d\n", + displays[i].mode.name, ret); + } else { + printf("unsupported panel %s\n", panel); + return -EINVAL; + } + + return 0; +} +#endif + +#ifdef CONFIG_SYS_I2C_MXC #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) /* I2C1 for PMIC */ static struct i2c_pads_info i2c_pad_info1 = { @@ -196,28 +435,100 @@ static struct i2c_pads_info i2c_pad_info1 = { }, }; +/* I2C2 */ +struct i2c_pads_info i2c_pad_info2 = { + .scl = { + .i2c_mode = MX6_PAD_GPIO1_IO02__I2C2_SCL | PC, + .gpio_mode = MX6_PAD_GPIO1_IO02__GPIO1_IO_2 | PC, + .gp = IMX_GPIO_NR(1, 2), + }, + .sda = { + .i2c_mode = MX6_PAD_GPIO1_IO03__I2C2_SDA | PC, + .gpio_mode = MX6_PAD_GPIO1_IO03__GPIO1_IO_3 | PC, + .gp = IMX_GPIO_NR(1, 3), + }, +}; + +static struct pmic *pfuze; int power_init_board(void) { - struct pmic *p; unsigned int reg, ret; - p = pfuze_common_init(I2C_PMIC); - if (!p) + pfuze = pfuze_common_init(I2C_PMIC); + if (!pfuze) return -ENODEV; - ret = pfuze_mode_init(p, APS_PFM); + ret = pfuze_mode_init(pfuze, APS_PFM); if (ret < 0) return ret; /* Enable power of VGEN5 3V3, needed for SD3 */ - pmic_reg_read(p, PFUZE100_VGEN5VOL, ®); + pmic_reg_read(pfuze, PFUZE100_VGEN5VOL, ®); reg &= ~LDO_VOL_MASK; reg |= (LDOB_3_30V | (1 << LDO_EN)); - pmic_reg_write(p, PFUZE100_VGEN5VOL, reg); + pmic_reg_write(pfuze, PFUZE100_VGEN5VOL, reg); return 0; } +#ifdef CONFIG_LDO_BYPASS_CHECK +void ldo_mode_set(int ldo_bypass) +{ + unsigned int value; + int is_400M; + u32 vddarm; + struct pmic *p = pfuze; + + if (!p) { + printf("No PMIC found!\n"); + return; + } + + /* switch to ldo_bypass mode */ + if (ldo_bypass) { + prep_anatop_bypass(); + /* decrease VDDARM to 1.275V */ + pmic_reg_read(p, PFUZE100_SW1ABVOL, &value); + value &= ~0x3f; + value |= PFUZE100_SW1ABC_SETP(12750); + pmic_reg_write(p, PFUZE100_SW1ABVOL, value); + + /* decrease VDDSOC to 1.3V */ + pmic_reg_read(p, PFUZE100_SW1CVOL, &value); + value &= ~0x3f; + value |= PFUZE100_SW1ABC_SETP(13000); + pmic_reg_write(p, PFUZE100_SW1CVOL, value); + + is_400M = set_anatop_bypass(1); + if (is_400M) + vddarm = PFUZE100_SW1ABC_SETP(10750); + else + vddarm = PFUZE100_SW1ABC_SETP(11750); + + pmic_reg_read(p, PFUZE100_SW1ABVOL, &value); + value &= ~0x3f; + value |= vddarm; + pmic_reg_write(p, PFUZE100_SW1ABVOL, value); + + pmic_reg_read(p, PFUZE100_SW1CVOL, &value); + value &= ~0x3f; + value |= PFUZE100_SW1ABC_SETP(11750); + pmic_reg_write(p, PFUZE100_SW1CVOL, value); + + finish_anatop_bypass(); + printf("switch to ldo_bypass mode!\n"); + } + +} +#endif +#endif + +#ifdef CONFIG_MXC_RDC +static rdc_peri_cfg_t const shared_resources[] = { + (RDC_PER_GPIO1 | RDC_DOMAIN(0) | RDC_DOMAIN(1)), +}; +#endif + #ifdef CONFIG_USB_EHCI_MX6 #define USB_OTHERREGS_OFFSET 0x800 #define UCTRL_PWR_POL (1 << 9) @@ -261,53 +572,64 @@ int board_ehci_hcd_init(int port) } #endif -int board_phy_config(struct phy_device *phydev) -{ - /* - * Enable 1.8V(SEL_1P5_1P8_POS_REG) on - * Phy control debug reg 0 - */ - phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f); - phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8); - - /* rgmii tx clock delay enable */ - phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05); - phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100); - - if (phydev->drv->config) - phydev->drv->config(phydev); - - return 0; -} - int board_early_init_f(void) { - setup_iomux_uart(); - - /* Enable PERI_3V3, which is used by SD2, ENET, LVDS, BT */ - imx_iomux_v3_setup_multiple_pads(peri_3v3_pads, - ARRAY_SIZE(peri_3v3_pads)); - - /* Active high for ncp692 */ - gpio_direction_output(IMX_GPIO_NR(4, 16) , 1); +#ifdef CONFIG_MXC_RDC + imx_rdc_setup_peripherals(shared_resources, ARRAY_SIZE(shared_resources)); +#endif -#ifdef CONFIG_USB_EHCI_MX6 - setup_usb(); +#ifdef CONFIG_SYS_AUXCORE_FASTUP + arch_auxiliary_core_up(0, CONFIG_SYS_AUXCORE_BOOTDATA); #endif + setup_iomux_uart(); + return 0; } static struct fsl_esdhc_cfg usdhc_cfg[3] = { {USDHC2_BASE_ADDR, 0, 4}, {USDHC3_BASE_ADDR}, +#ifdef CONFIG_MX6SXSABRESD_EMMC_REWORK + {USDHC4_BASE_ADDR, 0, 8}, +#else {USDHC4_BASE_ADDR}, +#endif }; #define USDHC3_CD_GPIO IMX_GPIO_NR(2, 10) #define USDHC3_PWR_GPIO IMX_GPIO_NR(2, 11) #define USDHC4_CD_GPIO IMX_GPIO_NR(6, 21) +int mmc_get_env_devno(void) +{ + u32 soc_sbmr = readl(SRC_BASE_ADDR + 0x4); + int dev_no; + u32 bootsel; + + bootsel = (soc_sbmr & 0x000000FF) >> 6 ; + + /* If not boot from sd/mmc, use default value */ + if (bootsel != 1) + return CONFIG_SYS_MMC_ENV_DEV; + + /* BOOT_CFG2[3] and BOOT_CFG2[4] */ + dev_no = (soc_sbmr & 0x00001800) >> 11; + + /* need ubstract 1 to map to the mmc device id + * see the comments in board_mmc_init function + */ + + dev_no--; + + return dev_no; +} + +int mmc_map_to_kernel_blk(int dev_no) +{ + return dev_no + 1; +} + int board_mmc_getcd(struct mmc *mmc) { struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; @@ -321,7 +643,11 @@ int board_mmc_getcd(struct mmc *mmc) ret = !gpio_get_value(USDHC3_CD_GPIO); break; case USDHC4_BASE_ADDR: +#ifdef CONFIG_MX6SXSABRESD_EMMC_REWORK + ret = 1; +#else ret = !gpio_get_value(USDHC4_CD_GPIO); +#endif break; } @@ -355,9 +681,14 @@ int board_mmc_init(bd_t *bis) usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); break; case 2: +#ifdef CONFIG_MX6SXSABRESD_EMMC_REWORK + imx_iomux_v3_setup_multiple_pads( + usdhc4_emmc_pads, ARRAY_SIZE(usdhc4_emmc_pads)); +#else imx_iomux_v3_setup_multiple_pads( usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); gpio_direction_input(USDHC4_CD_GPIO); +#endif usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); break; default: @@ -417,6 +748,38 @@ int board_mmc_init(bd_t *bis) #endif } +int check_mmc_autodetect(void) +{ + char *autodetect_str = getenv("mmcautodetect"); + + if ((autodetect_str != NULL) && + (strcmp(autodetect_str, "yes") == 0)) { + return 1; + } + + return 0; +} + +void board_late_mmc_init(void) +{ + char cmd[32]; + char mmcblk[32]; + u32 dev_no = mmc_get_env_devno(); + + if (!check_mmc_autodetect()) + return; + + setenv_ulong("mmcdev", dev_no); + + /* Set mmcblk env */ + sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw", + mmc_map_to_kernel_blk(dev_no)); + setenv("mmcroot", mmcblk); + + sprintf(cmd, "mmc dev %d", dev_no); + run_command(cmd, 0); +} + #ifdef CONFIG_FSL_QSPI #define QSPI_PAD_CTRL1 \ @@ -453,13 +816,44 @@ int board_qspi_init(void) } #endif +#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"sd3", MAKE_CFGVAL(0x42, 0x30, 0x00, 0x00)}, + {"sd4", MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)}, + {"qspi2", MAKE_CFGVAL(0x18, 0x00, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + int board_init(void) { /* Address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + /* + * Because kernel set WDOG_B mux before pad with the commone pinctrl + * framwork now and wdog reset will be triggered once set WDOG_B mux + * with default pad setting, we set pad setting here to workaround this. + * Since imx_iomux_v3_setup_pad also set mux before pad setting, we set + * as GPIO mux firstly here to workaround it. + */ + imx_iomux_v3_setup_pad(wdog_b_pad); + + /* Enable PERI_3V3, which is used by SD2, ENET, LVDS, BT */ + imx_iomux_v3_setup_multiple_pads(peri_3v3_pads, + ARRAY_SIZE(peri_3v3_pads)); + + /* Active high for ncp692 */ + gpio_direction_output(IMX_GPIO_NR(4, 16) , 1); + #ifdef CONFIG_SYS_I2C_MXC setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); +#endif + +#ifdef CONFIG_USB_EHCI_MX6 + setup_usb(); #endif #ifdef CONFIG_FSL_QSPI @@ -469,6 +863,24 @@ int board_init(void) return 0; } +int board_late_init(void) +{ +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + +#ifdef CONFIG_ENV_IS_IN_MMC + board_late_mmc_init(); +#endif + + return 0; +} + +u32 get_board_rev(void) +{ + return get_cpu_rev(); +} + int checkboard(void) { puts("Board: MX6SX SABRE SDB\n"); -- cgit v1.1