X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=board%2Fgateworks%2Fgw_ventana%2Fcommon.c;h=d27bd57648ca7bcd6d2a897067971be7332fcf59;hb=0fd28b1f0ed85fe80e68b112259e21c6275da56f;hp=3dc5f88102f5f7e1daf0af5673556ae10a12f0c5;hpb=02ccab1908c405fe1449457d4a0d343784a30acb;p=u-boot diff --git a/board/gateworks/gw_ventana/common.c b/board/gateworks/gw_ventana/common.c index 3dc5f88102..d27bd57648 100644 --- a/board/gateworks/gw_ventana/common.c +++ b/board/gateworks/gw_ventana/common.c @@ -38,6 +38,44 @@ void setup_iomux_uart(void) } /* MMC */ +static iomux_v3_cfg_t const gw5904_emmc_pads[] = { + IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + 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_RST__SD3_RESET | MUX_PAD_CTRL(USDHC_PAD_CTRL)), +}; +/* 4-bit microSD on SD2 */ +static iomux_v3_cfg_t const gw5904_mmc_pads[] = { + IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + /* CD */ + IOMUX_PADS(PAD_NANDF_CS0__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), +}; +/* 8-bit eMMC on SD2/NAND */ +static iomux_v3_cfg_t const gw560x_emmc_sd2_pads[] = { + IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D4__SD2_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D5__SD2_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D6__SD2_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D7__SD2_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), +}; + 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)), @@ -352,6 +390,107 @@ static iomux_v3_cfg_t const gw553x_gpio_pads[] = { IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG), }; +static iomux_v3_cfg_t const gw560x_gpio_pads[] = { + /* RS232_EN# */ + IOMUX_PADS(PAD_SD4_DAT3__GPIO2_IO11 | DIO_PAD_CFG), + /* CAN_STBY */ + IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | DIO_PAD_CFG), + /* USB_HUBRST# */ + IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09 | DIO_PAD_CFG), + /* 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), + /* 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), + /* VID_EN */ + IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | DIO_PAD_CFG), + /* PCI_RST# */ + IOMUX_PADS(PAD_DISP0_DAT10__GPIO4_IO31 | DIO_PAD_CFG), + /* RS485_EN */ + IOMUX_PADS(PAD_SD3_DAT4__GPIO7_IO01 | DIO_PAD_CFG), + /* PCIESKT_WDIS# */ + IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG), + /* USBH2_PEN (OTG) */ + IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | DIO_PAD_CFG), + /* 12V0_PWR_EN */ + IOMUX_PADS(PAD_DISP0_DAT5__GPIO4_IO26 | DIO_PAD_CFG), +}; + +static iomux_v3_cfg_t const gw5903_gpio_pads[] = { + /* BKLT_12VEN */ + IOMUX_PADS(PAD_GPIO_7__GPIO1_IO07 | DIO_PAD_CFG), + /* EMMY_PDN# */ + IOMUX_PADS(PAD_NANDF_D2__GPIO2_IO02 | DIO_PAD_CFG), + /* EMMY_CFG1# */ + IOMUX_PADS(PAD_NANDF_D3__GPIO2_IO03 | DIO_PAD_CFG), + /* EMMY_CFG1# */ + IOMUX_PADS(PAD_NANDF_D4__GPIO2_IO04 | DIO_PAD_CFG), + /* USBH1_PEN (EHCI) */ + IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | DIO_PAD_CFG), + /* USBH2_PEN (OTG) */ + IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | DIO_PAD_CFG), + /* USBDPC_PEN */ + IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | DIO_PAD_CFG), + /* TOUCH_RST */ + IOMUX_PADS(PAD_KEY_COL1__GPIO4_IO08 | DIO_PAD_CFG), + /* AUDIO_RST# */ + IOMUX_PADS(PAD_DISP0_DAT23__GPIO5_IO17 | DIO_PAD_CFG), + /* UART1_TEN# */ + IOMUX_PADS(PAD_CSI0_DAT12__GPIO5_IO30 | DIO_PAD_CFG), + /* MX6_LOCLED# */ + IOMUX_PADS(PAD_NANDF_CS1__GPIO6_IO14 | DIO_PAD_CFG), + /* LVDS_BKLEN # */ + IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG), + /* RGMII_PDWN# */ + IOMUX_PADS(PAD_ENET_CRS_DV__GPIO1_IO25 | DIO_PAD_CFG), + /* TOUCH_IRQ# */ + IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG), + /* TOUCH_RST# */ + IOMUX_PADS(PAD_KEY_COL1__GPIO4_IO08 | DIO_PAD_CFG), +}; + +static iomux_v3_cfg_t const gw5904_gpio_pads[] = { + /* USB_HUBRST# */ + IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09 | DIO_PAD_CFG), + /* 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), + /* 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), + /* UART_RS485 */ + IOMUX_PADS(PAD_DISP0_DAT2__GPIO4_IO23 | DIO_PAD_CFG), + /* UART_HALF */ + IOMUX_PADS(PAD_DISP0_DAT3__GPIO4_IO24 | DIO_PAD_CFG), + /* SKT1_WDIS# */ + IOMUX_PADS(PAD_DISP0_DAT17__GPIO5_IO11 | DIO_PAD_CFG), + /* SKT1_RST# */ + IOMUX_PADS(PAD_DISP0_DAT18__GPIO5_IO12 | DIO_PAD_CFG), + /* SKT2_WDIS# */ + IOMUX_PADS(PAD_DISP0_DAT19__GPIO5_IO13 | DIO_PAD_CFG), + /* SKT2_RST# */ + IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | DIO_PAD_CFG), + /* M2_OFF# */ + IOMUX_PADS(PAD_SD2_DAT0__GPIO1_IO15 | DIO_PAD_CFG), + /* M2_WDIS# */ + IOMUX_PADS(PAD_SD2_DAT1__GPIO1_IO14 | DIO_PAD_CFG), + /* M2_RST# */ + IOMUX_PADS(PAD_SD2_DAT2__GPIO1_IO13 | DIO_PAD_CFG), +}; + /* Digital I/O */ struct dio_cfg gw51xx_dio[] = { { @@ -566,6 +705,111 @@ struct dio_cfg gw553x_dio[] = { }, }; +struct dio_cfg gw560x_dio[] = { + { + { 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(1, 20), + { 0, 0 }, + 0 + }, +}; + +struct dio_cfg gw5903_dio[] = { +}; + +struct dio_cfg gw5904_dio[] = { + { + { 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(1, 20), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D0__GPIO2_IO00) }, + IMX_GPIO_NR(2, 0), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D1__GPIO2_IO01) }, + IMX_GPIO_NR(2, 1), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D2__GPIO2_IO02) }, + IMX_GPIO_NR(2, 2), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D3__GPIO2_IO03) }, + IMX_GPIO_NR(2, 3), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D4__GPIO2_IO04) }, + IMX_GPIO_NR(2, 4), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D5__GPIO2_IO05) }, + IMX_GPIO_NR(2, 5), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D6__GPIO2_IO06) }, + IMX_GPIO_NR(2, 6), + { 0, 0 }, + 0 + }, + { + {IOMUX_PADS(PAD_NANDF_D7__GPIO2_IO07) }, + IMX_GPIO_NR(2, 7), + { 0, 0 }, + 0 + }, +}; + /* * Board Specific GPIO */ @@ -588,6 +832,7 @@ struct ventana gpio_cfg[GW_UNKNOWN] = { .dioi2c_en = IMX_GPIO_NR(4, 5), .pcie_sson = IMX_GPIO_NR(1, 20), .otgpwr_en = IMX_GPIO_NR(3, 22), + .mmc_cd = IMX_GPIO_NR(7, 0), }, /* GW51xx */ @@ -631,6 +876,7 @@ struct ventana gpio_cfg[GW_UNKNOWN] = { .rs232_en = GP_RS232_EN, .otgpwr_en = IMX_GPIO_NR(3, 22), .vsel_pin = IMX_GPIO_NR(6, 14), + .mmc_cd = IMX_GPIO_NR(7, 0), }, /* GW53xx */ @@ -654,6 +900,7 @@ struct ventana gpio_cfg[GW_UNKNOWN] = { .rs232_en = GP_RS232_EN, .otgpwr_en = IMX_GPIO_NR(3, 22), .vsel_pin = IMX_GPIO_NR(6, 14), + .mmc_cd = IMX_GPIO_NR(7, 0), }, /* GW54xx */ @@ -679,6 +926,7 @@ struct ventana gpio_cfg[GW_UNKNOWN] = { .rs232_en = GP_RS232_EN, .otgpwr_en = IMX_GPIO_NR(3, 22), .vsel_pin = IMX_GPIO_NR(6, 14), + .mmc_cd = IMX_GPIO_NR(7, 0), }, /* GW551x */ @@ -726,6 +974,58 @@ struct ventana gpio_cfg[GW_UNKNOWN] = { .wdis = IMX_GPIO_NR(7, 12), .otgpwr_en = IMX_GPIO_NR(3, 22), .vsel_pin = IMX_GPIO_NR(6, 14), + .mmc_cd = IMX_GPIO_NR(7, 0), + }, + + /* GW560x */ + { + .gpio_pads = gw560x_gpio_pads, + .num_pads = ARRAY_SIZE(gw560x_gpio_pads)/2, + .dio_cfg = gw560x_dio, + .dio_num = ARRAY_SIZE(gw560x_dio), + .leds = { + IMX_GPIO_NR(4, 6), + IMX_GPIO_NR(4, 7), + IMX_GPIO_NR(4, 15), + }, + .pcie_rst = IMX_GPIO_NR(4, 31), + .mezz_pwren = IMX_GPIO_NR(2, 19), + .mezz_irq = IMX_GPIO_NR(2, 18), + .rs232_en = GP_RS232_EN, + .vidin_en = IMX_GPIO_NR(3, 31), + .wdis = IMX_GPIO_NR(7, 12), + .otgpwr_en = IMX_GPIO_NR(4, 15), + .mmc_cd = IMX_GPIO_NR(7, 0), + }, + + /* GW5903 */ + { + .gpio_pads = gw5903_gpio_pads, + .num_pads = ARRAY_SIZE(gw5903_gpio_pads)/2, + .dio_cfg = gw5903_dio, + .dio_num = ARRAY_SIZE(gw5903_dio), + .leds = { + IMX_GPIO_NR(6, 14), + }, + .otgpwr_en = IMX_GPIO_NR(4, 15), + .mmc_cd = IMX_GPIO_NR(6, 11), + }, + + /* GW5904 */ + { + .gpio_pads = gw5904_gpio_pads, + .num_pads = ARRAY_SIZE(gw5904_gpio_pads)/2, + .dio_cfg = gw5904_dio, + .dio_num = ARRAY_SIZE(gw5904_dio), + .leds = { + IMX_GPIO_NR(4, 6), + IMX_GPIO_NR(4, 7), + IMX_GPIO_NR(4, 15), + }, + .pcie_rst = IMX_GPIO_NR(1, 0), + .mezz_pwren = IMX_GPIO_NR(2, 19), + .mezz_irq = IMX_GPIO_NR(2, 18), + .otgpwr_en = IMX_GPIO_NR(3, 22), }, }; @@ -834,6 +1134,50 @@ void setup_iomux_gpio(int board, struct ventana_board_info *info) gpio_direction_input(gpio_cfg[board].vsel_pin); gpio_cfg[board].usd_vsel = !gpio_get_value(gpio_cfg[board].vsel_pin); } + + /* microSD CD */ + if (gpio_cfg[board].mmc_cd) { + gpio_request(gpio_cfg[board].mmc_cd, "sd_cd"); + gpio_direction_input(gpio_cfg[board].mmc_cd); + } + + /* Anything else board specific */ + switch(board) { + case GW560x: + gpio_request(IMX_GPIO_NR(4, 26), "12p0_en"); + gpio_direction_output(IMX_GPIO_NR(4, 26), 1); + break; + case GW5903: + gpio_request(IMX_GPIO_NR(3, 31) , "usbh1-ehci_pwr"); + gpio_direction_output(IMX_GPIO_NR(3, 31), 1); + gpio_request(IMX_GPIO_NR(4, 15) , "usbh2-otg_pwr"); + gpio_direction_output(IMX_GPIO_NR(4, 15), 1); + gpio_request(IMX_GPIO_NR(4, 7) , "usbdpc_pwr"); + gpio_direction_output(IMX_GPIO_NR(4, 15), 1); + gpio_request(IMX_GPIO_NR(1, 25) , "rgmii_en"); + gpio_direction_output(IMX_GPIO_NR(1, 25), 1); + gpio_request(IMX_GPIO_NR(4, 6) , "touch_irq#"); + gpio_direction_input(IMX_GPIO_NR(4, 6)); + gpio_request(IMX_GPIO_NR(4, 8) , "touch_rst"); + gpio_direction_output(IMX_GPIO_NR(4, 8), 1); + gpio_request(IMX_GPIO_NR(1, 7) , "bklt_12ven"); + gpio_direction_output(IMX_GPIO_NR(1, 7), 1); + break; + case GW5904: + gpio_request(IMX_GPIO_NR(5, 11), "skt1_wdis#"); + gpio_direction_output(IMX_GPIO_NR(5, 11), 1); + gpio_request(IMX_GPIO_NR(5, 12), "skt1_rst#"); + gpio_direction_output(IMX_GPIO_NR(5, 12), 1); + gpio_request(IMX_GPIO_NR(5, 13), "skt2_wdis#"); + gpio_direction_output(IMX_GPIO_NR(5, 13), 1); + gpio_request(IMX_GPIO_NR(1, 15), "m2_off#"); + gpio_direction_output(IMX_GPIO_NR(1, 15), 1); + gpio_request(IMX_GPIO_NR(1, 14), "m2_wdis#"); + gpio_direction_output(IMX_GPIO_NR(1, 14), 1); + gpio_request(IMX_GPIO_NR(1, 13), "m2_rst#"); + gpio_direction_output(IMX_GPIO_NR(1, 13), 1); + break; + } } /* setup GPIO pinmux and default configuration per baseboard and env */ @@ -926,14 +1270,17 @@ void setup_board_gpio(int board, struct ventana_board_info *info) void setup_pmic(void) { struct pmic *p; + struct ventana_board_info ventana_info; + int board = read_eeprom(CONFIG_I2C_GSC, &ventana_info); + const int i2c_pmic = 1; u32 reg; - i2c_set_bus_num(CONFIG_I2C_PMIC); + i2c_set_bus_num(i2c_pmic); /* configure PFUZE100 PMIC */ if (!i2c_probe(CONFIG_POWER_PFUZE100_I2C_ADDR)) { debug("probed PFUZE100@0x%x\n", CONFIG_POWER_PFUZE100_I2C_ADDR); - power_pfuze100_init(CONFIG_I2C_PMIC); + power_pfuze100_init(i2c_pmic); p = pmic_get("PFUZE100"); if (p && !pmic_probe(p)) { pmic_reg_read(p, PFUZE100_DEVICEID, ®); @@ -956,25 +1303,42 @@ void setup_pmic(void) /* configure LTC3676 PMIC */ else if (!i2c_probe(CONFIG_POWER_LTC3676_I2C_ADDR)) { debug("probed LTC3676@0x%x\n", CONFIG_POWER_LTC3676_I2C_ADDR); - power_ltc3676_init(CONFIG_I2C_PMIC); + power_ltc3676_init(i2c_pmic); p = pmic_get("LTC3676_PMIC"); - if (p && !pmic_probe(p)) { - puts("PMIC: LTC3676\n"); - /* - * 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. - */ + if (!p || pmic_probe(p)) + return; + puts("PMIC: LTC3676\n"); + /* + * 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. + */ + switch (board) { + case GW560x: + /* 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); + break; + case GW5903: + /* mask PGOOD during SW1 transition */ + pmic_reg_write(p, LTC3676_DVB3B, + 0x1f | LTC3676_PGOOD_MASK); + /* set SW3 (VDD_ARM) */ + pmic_reg_write(p, LTC3676_DVB3A, 0x1f); + + /* mask PGOOD during SW4 transition */ + pmic_reg_write(p, LTC3676_DVB4B, + 0x1f | LTC3676_PGOOD_MASK); + /* set SW4 (VDD_SOC) */ + pmic_reg_write(p, LTC3676_DVB4A, 0x1f); + break; + default: /* mask PGOOD during SW1 transition */ pmic_reg_write(p, LTC3676_DVB1B, 0x1f | LTC3676_PGOOD_MASK); @@ -991,23 +1355,96 @@ void setup_pmic(void) } #ifdef CONFIG_FSL_ESDHC -static struct fsl_esdhc_cfg usdhc_cfg = { USDHC3_BASE_ADDR }; +static struct fsl_esdhc_cfg usdhc_cfg[2]; int board_mmc_init(bd_t *bis) { - /* Only one USDHC controller on Ventana */ - SETUP_IOMUX_PADS(usdhc3_pads); - usdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); - usdhc_cfg.max_bus_width = 4; - - return fsl_esdhc_initialize(bis, &usdhc_cfg); + struct ventana_board_info ventana_info; + int board_type = read_eeprom(CONFIG_I2C_GSC, &ventana_info); + int ret; + + switch (board_type) { + case GW52xx: + case GW53xx: + case GW54xx: + case GW553x: + /* usdhc3: 4bit microSD */ + SETUP_IOMUX_PADS(usdhc3_pads); + usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[0].max_bus_width = 4; + return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); + case GW560x: + /* usdhc2: 8-bit eMMC */ + SETUP_IOMUX_PADS(gw560x_emmc_sd2_pads); + usdhc_cfg[0].esdhc_base = USDHC2_BASE_ADDR; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + usdhc_cfg[0].max_bus_width = 8; + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[0]); + if (ret) + return ret; + /* usdhc3: 4-bit microSD */ + SETUP_IOMUX_PADS(usdhc3_pads); + usdhc_cfg[1].esdhc_base = USDHC3_BASE_ADDR; + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[1].max_bus_width = 4; + return fsl_esdhc_initialize(bis, &usdhc_cfg[1]); + case GW5903: + /* usdhc3: 8-bit eMMC */ + SETUP_IOMUX_PADS(gw5904_emmc_pads); + usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[0].max_bus_width = 8; + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[0]); + if (ret) + return ret; + /* usdhc2: 4-bit microSD */ + SETUP_IOMUX_PADS(gw5904_mmc_pads); + usdhc_cfg[1].esdhc_base = USDHC2_BASE_ADDR; + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + usdhc_cfg[1].max_bus_width = 4; + return fsl_esdhc_initialize(bis, &usdhc_cfg[1]); + case GW5904: + /* usdhc3: 8bit eMMC */ + SETUP_IOMUX_PADS(gw5904_emmc_pads); + usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[0].max_bus_width = 8; + return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); + default: + /* doesn't have MMC */ + return -1; + } } int board_mmc_getcd(struct mmc *mmc) { + struct ventana_board_info ventana_info; + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int board = read_eeprom(CONFIG_I2C_GSC, &ventana_info); + int gpio = gpio_cfg[board].mmc_cd; + /* Card Detect */ - gpio_request(GP_SD3_CD, "sd_cd"); - gpio_direction_input(GP_SD3_CD); - return !gpio_get_value(GP_SD3_CD); + switch (board) { + case GW560x: + /* emmc is always present */ + if (cfg->esdhc_base == USDHC2_BASE_ADDR) + return 1; + break; + case GW5903: + case GW5904: + /* emmc is always present */ + if (cfg->esdhc_base == USDHC3_BASE_ADDR) + return 1; + break; + } + + if (gpio) { + debug("%s: gpio%d=%d\n", __func__, gpio, gpio_get_value(gpio)); + return !gpio_get_value(gpio); + } + + return -1; } + #endif /* CONFIG_FSL_ESDHC */