| /* |
| * Copyright (C) 2013 Gateworks Corporation |
| * |
| * Author: Tim Harvey <tharvey@gateworks.com> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <asm/arch/mx6-pins.h> |
| #include <asm/arch/sys_proto.h> |
| #include <asm/gpio.h> |
| #include <asm/imx-common/mxc_i2c.h> |
| #include <hwconfig.h> |
| #include <power/pmic.h> |
| #include <power/ltc3676_pmic.h> |
| #include <power/pfuze100_pmic.h> |
| |
| #include "common.h" |
| |
| /* UART1: Function varies per baseboard */ |
| static iomux_v3_cfg_t const uart1_pads[] = { |
| IOMUX_PADS(PAD_SD3_DAT6__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), |
| IOMUX_PADS(PAD_SD3_DAT7__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), |
| }; |
| |
| /* UART2: Serial Console */ |
| static iomux_v3_cfg_t const uart2_pads[] = { |
| IOMUX_PADS(PAD_SD4_DAT7__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), |
| IOMUX_PADS(PAD_SD4_DAT4__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), |
| }; |
| |
| void setup_iomux_uart(void) |
| { |
| SETUP_IOMUX_PADS(uart1_pads); |
| SETUP_IOMUX_PADS(uart2_pads); |
| } |
| |
| /* I2C1: GSC */ |
| static struct i2c_pads_info mx6q_i2c_pad_info0 = { |
| .scl = { |
| .i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | PC, |
| .gpio_mode = MX6Q_PAD_EIM_D21__GPIO3_IO21 | PC, |
| .gp = IMX_GPIO_NR(3, 21) |
| }, |
| .sda = { |
| .i2c_mode = MX6Q_PAD_EIM_D28__I2C1_SDA | PC, |
| .gpio_mode = MX6Q_PAD_EIM_D28__GPIO3_IO28 | PC, |
| .gp = IMX_GPIO_NR(3, 28) |
| } |
| }; |
| static struct i2c_pads_info mx6dl_i2c_pad_info0 = { |
| .scl = { |
| .i2c_mode = MX6DL_PAD_EIM_D21__I2C1_SCL | PC, |
| .gpio_mode = MX6DL_PAD_EIM_D21__GPIO3_IO21 | PC, |
| .gp = IMX_GPIO_NR(3, 21) |
| }, |
| .sda = { |
| .i2c_mode = MX6DL_PAD_EIM_D28__I2C1_SDA | PC, |
| .gpio_mode = MX6DL_PAD_EIM_D28__GPIO3_IO28 | PC, |
| .gp = IMX_GPIO_NR(3, 28) |
| } |
| }; |
| |
| /* I2C2: PMIC/PCIe Switch/PCIe Clock/Mezz */ |
| static struct i2c_pads_info mx6q_i2c_pad_info1 = { |
| .scl = { |
| .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC, |
| .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | PC, |
| .gp = IMX_GPIO_NR(4, 12) |
| }, |
| .sda = { |
| .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC, |
| .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC, |
| .gp = IMX_GPIO_NR(4, 13) |
| } |
| }; |
| static struct i2c_pads_info mx6dl_i2c_pad_info1 = { |
| .scl = { |
| .i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | PC, |
| .gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | PC, |
| .gp = IMX_GPIO_NR(4, 12) |
| }, |
| .sda = { |
| .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | PC, |
| .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | PC, |
| .gp = IMX_GPIO_NR(4, 13) |
| } |
| }; |
| |
| /* I2C3: Misc/Expansion */ |
| static struct i2c_pads_info mx6q_i2c_pad_info2 = { |
| .scl = { |
| .i2c_mode = MX6Q_PAD_GPIO_3__I2C3_SCL | PC, |
| .gpio_mode = MX6Q_PAD_GPIO_3__GPIO1_IO03 | PC, |
| .gp = IMX_GPIO_NR(1, 3) |
| }, |
| .sda = { |
| .i2c_mode = MX6Q_PAD_GPIO_6__I2C3_SDA | PC, |
| .gpio_mode = MX6Q_PAD_GPIO_6__GPIO1_IO06 | PC, |
| .gp = IMX_GPIO_NR(1, 6) |
| } |
| }; |
| static struct i2c_pads_info mx6dl_i2c_pad_info2 = { |
| .scl = { |
| .i2c_mode = MX6DL_PAD_GPIO_3__I2C3_SCL | PC, |
| .gpio_mode = MX6DL_PAD_GPIO_3__GPIO1_IO03 | PC, |
| .gp = IMX_GPIO_NR(1, 3) |
| }, |
| .sda = { |
| .i2c_mode = MX6DL_PAD_GPIO_6__I2C3_SDA | PC, |
| .gpio_mode = MX6DL_PAD_GPIO_6__GPIO1_IO06 | PC, |
| .gp = IMX_GPIO_NR(1, 6) |
| } |
| }; |
| |
| void setup_ventana_i2c(void) |
| { |
| if (is_cpu_type(MXC_CPU_MX6Q)) { |
| setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info0); |
| setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info1); |
| setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info2); |
| } else { |
| setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info0); |
| setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info1); |
| setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info2); |
| } |
| } |
| |
| /* |
| * Baseboard specific GPIO |
| */ |
| |
| /* common to add baseboards */ |
| static iomux_v3_cfg_t const gw_gpio_pads[] = { |
| /* MSATA_EN */ |
| IOMUX_PADS(PAD_SD4_DAT0__GPIO2_IO08 | DIO_PAD_CFG), |
| /* RS232_EN# */ |
| IOMUX_PADS(PAD_SD4_DAT3__GPIO2_IO11 | DIO_PAD_CFG), |
| }; |
| |
| /* prototype */ |
| static iomux_v3_cfg_t const gwproto_gpio_pads[] = { |
| /* PANLEDG# */ |
| IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG), |
| /* PANLEDR# */ |
| IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | DIO_PAD_CFG), |
| /* LOCLED# */ |
| IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | DIO_PAD_CFG), |
| /* RS485_EN */ |
| IOMUX_PADS(PAD_SD3_DAT4__GPIO7_IO01 | 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)), |
| /* VID_EN */ |
| IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | DIO_PAD_CFG), |
| /* DIOI2C_DIS# */ |
| IOMUX_PADS(PAD_GPIO_19__GPIO4_IO05 | DIO_PAD_CFG), |
| /* PCICK_SSON */ |
| IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20 | DIO_PAD_CFG), |
| /* PCI_RST# */ |
| IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | DIO_PAD_CFG), |
| }; |
| |
| static iomux_v3_cfg_t const gw51xx_gpio_pads[] = { |
| /* PANLEDG# */ |
| IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG), |
| /* PANLEDR# */ |
| IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | 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)), |
| |
| /* GPS_SHDN */ |
| IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | DIO_PAD_CFG), |
| /* VID_PWR */ |
| IOMUX_PADS(PAD_CSI0_DATA_EN__GPIO5_IO20 | DIO_PAD_CFG), |
| /* PCI_RST# */ |
| IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | DIO_PAD_CFG), |
| /* PCIESKT_WDIS# */ |
| IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG), |
| }; |
| |
| static iomux_v3_cfg_t const gw52xx_gpio_pads[] = { |
| /* PANLEDG# */ |
| IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG), |
| /* PANLEDR# */ |
| IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | 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)), |
| /* CAN_STBY */ |
| IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09 | 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), |
| /* USBOTG_SEL */ |
| IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | DIO_PAD_CFG), |
| /* VID_PWR */ |
| IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | DIO_PAD_CFG), |
| /* PCI_RST# */ |
| IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | DIO_PAD_CFG), |
| /* PCI_RST# (GW522x) */ |
| IOMUX_PADS(PAD_EIM_D23__GPIO3_IO23 | 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), |
| }; |
| |
| static iomux_v3_cfg_t const gw53xx_gpio_pads[] = { |
| /* 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), |
| /* GPS_SHDN */ |
| IOMUX_PADS(PAD_ENET_RXD0__GPIO1_IO27 | DIO_PAD_CFG), |
| /* VID_EN */ |
| IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | DIO_PAD_CFG), |
| /* PCI_RST# */ |
| IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | 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), |
| }; |
| |
| static iomux_v3_cfg_t const gw54xx_gpio_pads[] = { |
| /* CAN_STBY */ |
| IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | 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), |
| /* USB_HUBRST# */ |
| IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16 | DIO_PAD_CFG), |
| /* MIPI_DIO */ |
| IOMUX_PADS(PAD_SD1_DAT3__GPIO1_IO21 | DIO_PAD_CFG), |
| /* RS485_EN */ |
| IOMUX_PADS(PAD_EIM_D24__GPIO3_IO24 | 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), |
| /* PCI_RST# */ |
| IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | DIO_PAD_CFG), |
| /* VID_EN */ |
| IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | DIO_PAD_CFG), |
| /* RS485_EN */ |
| IOMUX_PADS(PAD_SD3_DAT4__GPIO7_IO01 | DIO_PAD_CFG), |
| /* PCIESKT_WDIS# */ |
| IOMUX_PADS(PAD_DISP0_DAT23__GPIO5_IO17 | DIO_PAD_CFG), |
| }; |
| |
| static iomux_v3_cfg_t const gw551x_gpio_pads[] = { |
| /* CAN_STBY */ |
| IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09 | DIO_PAD_CFG), |
| /* PANLED# */ |
| IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | DIO_PAD_CFG), |
| /* PCI_RST# */ |
| IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | DIO_PAD_CFG), |
| /* PCIESKT_WDIS# */ |
| IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG), |
| }; |
| |
| static iomux_v3_cfg_t const gw552x_gpio_pads[] = { |
| /* USBOTG_SEL */ |
| IOMUX_PADS(PAD_GPIO_7__GPIO1_IO07 | 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), |
| /* 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), |
| }; |
| |
| |
| /* |
| * Board Specific GPIO |
| */ |
| struct ventana gpio_cfg[GW_UNKNOWN] = { |
| /* GW5400proto */ |
| { |
| .gpio_pads = gw54xx_gpio_pads, |
| .num_pads = ARRAY_SIZE(gw54xx_gpio_pads)/2, |
| .dio_cfg = { |
| { |
| { IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09) }, |
| IMX_GPIO_NR(1, 9), |
| { IOMUX_PADS(PAD_GPIO_9__PWM1_OUT) }, |
| 1 |
| }, |
| { |
| { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) }, |
| IMX_GPIO_NR(1, 19), |
| { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) }, |
| 2 |
| }, |
| { |
| { IOMUX_PADS(PAD_SD4_DAT1__GPIO2_IO09) }, |
| IMX_GPIO_NR(2, 9), |
| { IOMUX_PADS(PAD_SD4_DAT1__PWM3_OUT) }, |
| 3 |
| }, |
| { |
| { IOMUX_PADS(PAD_SD4_DAT2__GPIO2_IO10) }, |
| IMX_GPIO_NR(2, 10), |
| { IOMUX_PADS(PAD_SD4_DAT2__PWM4_OUT) }, |
| 4 |
| }, |
| }, |
| .num_gpios = 4, |
| .leds = { |
| IMX_GPIO_NR(4, 6), |
| IMX_GPIO_NR(4, 10), |
| IMX_GPIO_NR(4, 15), |
| }, |
| .pcie_rst = IMX_GPIO_NR(1, 29), |
| .mezz_pwren = IMX_GPIO_NR(4, 7), |
| .mezz_irq = IMX_GPIO_NR(4, 9), |
| .rs485en = IMX_GPIO_NR(3, 24), |
| .dioi2c_en = IMX_GPIO_NR(4, 5), |
| .pcie_sson = IMX_GPIO_NR(1, 20), |
| }, |
| |
| /* GW51xx */ |
| { |
| .gpio_pads = gw51xx_gpio_pads, |
| .num_pads = ARRAY_SIZE(gw51xx_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_CMD__GPIO1_IO18) }, |
| IMX_GPIO_NR(1, 18), |
| { IOMUX_PADS(PAD_SD1_CMD__PWM4_OUT) }, |
| 4 |
| }, |
| }, |
| .num_gpios = 4, |
| .leds = { |
| IMX_GPIO_NR(4, 6), |
| IMX_GPIO_NR(4, 10), |
| }, |
| .pcie_rst = IMX_GPIO_NR(1, 0), |
| .mezz_pwren = IMX_GPIO_NR(2, 19), |
| .mezz_irq = IMX_GPIO_NR(2, 18), |
| .gps_shdn = IMX_GPIO_NR(1, 2), |
| .vidin_en = IMX_GPIO_NR(5, 20), |
| .wdis = IMX_GPIO_NR(7, 12), |
| }, |
| |
| /* GW52xx */ |
| { |
| .gpio_pads = gw52xx_gpio_pads, |
| .num_pads = ARRAY_SIZE(gw52xx_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(1, 20), |
| { 0, 0 }, |
| 0 |
| }, |
| }, |
| .num_gpios = 4, |
| .leds = { |
| IMX_GPIO_NR(4, 6), |
| IMX_GPIO_NR(4, 7), |
| IMX_GPIO_NR(4, 15), |
| }, |
| .pcie_rst = IMX_GPIO_NR(1, 29), |
| .mezz_pwren = IMX_GPIO_NR(2, 19), |
| .mezz_irq = IMX_GPIO_NR(2, 18), |
| .gps_shdn = IMX_GPIO_NR(1, 27), |
| .vidin_en = IMX_GPIO_NR(3, 31), |
| .usb_sel = IMX_GPIO_NR(1, 2), |
| .wdis = IMX_GPIO_NR(7, 12), |
| }, |
| |
| /* GW53xx */ |
| { |
| .gpio_pads = gw53xx_gpio_pads, |
| .num_pads = ARRAY_SIZE(gw53xx_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(1, 20), |
| { 0, 0 }, |
| 0 |
| }, |
| }, |
| .num_gpios = 4, |
| .leds = { |
| IMX_GPIO_NR(4, 6), |
| IMX_GPIO_NR(4, 7), |
| IMX_GPIO_NR(4, 15), |
| }, |
| .pcie_rst = IMX_GPIO_NR(1, 29), |
| .mezz_pwren = IMX_GPIO_NR(2, 19), |
| .mezz_irq = IMX_GPIO_NR(2, 18), |
| .gps_shdn = IMX_GPIO_NR(1, 27), |
| .vidin_en = IMX_GPIO_NR(3, 31), |
| .wdis = IMX_GPIO_NR(7, 12), |
| }, |
| |
| /* GW54xx */ |
| { |
| .gpio_pads = gw54xx_gpio_pads, |
| .num_pads = ARRAY_SIZE(gw54xx_gpio_pads)/2, |
| .dio_cfg = { |
| { |
| { IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09) }, |
| IMX_GPIO_NR(1, 9), |
| { IOMUX_PADS(PAD_GPIO_9__PWM1_OUT) }, |
| 1 |
| }, |
| { |
| { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) }, |
| IMX_GPIO_NR(1, 19), |
| { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) }, |
| 2 |
| }, |
| { |
| { IOMUX_PADS(PAD_SD4_DAT1__GPIO2_IO09) }, |
| IMX_GPIO_NR(2, 9), |
| { IOMUX_PADS(PAD_SD4_DAT1__PWM3_OUT) }, |
| 3 |
| }, |
| { |
| { IOMUX_PADS(PAD_SD4_DAT2__GPIO2_IO10) }, |
| IMX_GPIO_NR(2, 10), |
| { IOMUX_PADS(PAD_SD4_DAT2__PWM4_OUT) }, |
| 4 |
| }, |
| }, |
| .num_gpios = 4, |
| .leds = { |
| IMX_GPIO_NR(4, 6), |
| IMX_GPIO_NR(4, 7), |
| IMX_GPIO_NR(4, 15), |
| }, |
| .pcie_rst = IMX_GPIO_NR(1, 29), |
| .mezz_pwren = IMX_GPIO_NR(2, 19), |
| .mezz_irq = IMX_GPIO_NR(2, 18), |
| .rs485en = IMX_GPIO_NR(7, 1), |
| .vidin_en = IMX_GPIO_NR(3, 31), |
| .dioi2c_en = IMX_GPIO_NR(4, 5), |
| .pcie_sson = IMX_GPIO_NR(1, 20), |
| .wdis = IMX_GPIO_NR(5, 17), |
| }, |
| |
| /* GW551x */ |
| { |
| .gpio_pads = gw551x_gpio_pads, |
| .num_pads = ARRAY_SIZE(gw551x_gpio_pads)/2, |
| .dio_cfg = { |
| { |
| { 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 |
| }, |
| }, |
| .num_gpios = 2, |
| .leds = { |
| IMX_GPIO_NR(4, 7), |
| }, |
| .pcie_rst = IMX_GPIO_NR(1, 0), |
| .wdis = IMX_GPIO_NR(7, 12), |
| }, |
| |
| /* 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(1, 20), |
| { 0, 0 }, |
| 0 |
| }, |
| }, |
| .num_gpios = 4, |
| .leds = { |
| IMX_GPIO_NR(4, 6), |
| IMX_GPIO_NR(4, 7), |
| IMX_GPIO_NR(4, 15), |
| }, |
| .pcie_rst = IMX_GPIO_NR(1, 29), |
| .usb_sel = IMX_GPIO_NR(1, 7), |
| .wdis = IMX_GPIO_NR(7, 12), |
| }, |
| }; |
| |
| void setup_iomux_gpio(int board, struct ventana_board_info *info) |
| { |
| int i; |
| |
| /* iomux common to all Ventana boards */ |
| SETUP_IOMUX_PADS(gw_gpio_pads); |
| |
| /* OTG power off */ |
| gpio_request(GP_USB_OTG_PWR, "usbotg_pwr"); |
| gpio_direction_output(GP_USB_OTG_PWR, 0); |
| |
| /* MSATA Enable - default to PCI */ |
| gpio_request(GP_MSATA_SEL, "msata_en"); |
| gpio_direction_output(GP_MSATA_SEL, 0); |
| |
| /* RS232_EN# */ |
| gpio_request(GP_RS232_EN, "rs232_en"); |
| gpio_direction_output(GP_RS232_EN, 0); |
| |
| if (board >= GW_UNKNOWN) |
| return; |
| |
| /* board specific iomux */ |
| imx_iomux_v3_setup_multiple_pads(gpio_cfg[board].gpio_pads, |
| gpio_cfg[board].num_pads); |
| |
| /* GW522x Uses GPIO3_IO23 for PCIE_RST# */ |
| if (board == GW52xx && info->model[4] == '2') |
| gpio_cfg[board].pcie_rst = IMX_GPIO_NR(3, 23); |
| |
| /* assert PCI_RST# */ |
| gpio_request(gpio_cfg[board].pcie_rst, "pci_rst#"); |
| gpio_direction_output(gpio_cfg[board].pcie_rst, 0); |
| |
| /* turn off (active-high) user LED's */ |
| for (i = 0; i < ARRAY_SIZE(gpio_cfg[board].leds); i++) { |
| char name[16]; |
| if (gpio_cfg[board].leds[i]) { |
| sprintf(name, "led_user%d", i); |
| gpio_request(gpio_cfg[board].leds[i], name); |
| gpio_direction_output(gpio_cfg[board].leds[i], 1); |
| } |
| } |
| |
| /* Expansion Mezzanine IO */ |
| if (gpio_cfg[board].mezz_pwren) { |
| gpio_request(gpio_cfg[board].mezz_pwren, "mezz_pwr"); |
| gpio_direction_output(gpio_cfg[board].mezz_pwren, 0); |
| } |
| if (gpio_cfg[board].mezz_irq) { |
| gpio_request(gpio_cfg[board].mezz_irq, "mezz_irq#"); |
| gpio_direction_input(gpio_cfg[board].mezz_irq); |
| } |
| |
| /* RS485 Transmit Enable */ |
| if (gpio_cfg[board].rs485en) { |
| gpio_request(gpio_cfg[board].rs485en, "rs485_en"); |
| gpio_direction_output(gpio_cfg[board].rs485en, 0); |
| } |
| |
| /* GPS_SHDN */ |
| if (gpio_cfg[board].gps_shdn) { |
| gpio_request(gpio_cfg[board].gps_shdn, "gps_shdn"); |
| gpio_direction_output(gpio_cfg[board].gps_shdn, 1); |
| } |
| |
| /* Analog video codec power enable */ |
| if (gpio_cfg[board].vidin_en) { |
| gpio_request(gpio_cfg[board].vidin_en, "anavidin_en"); |
| gpio_direction_output(gpio_cfg[board].vidin_en, 1); |
| } |
| |
| /* DIOI2C_DIS# */ |
| if (gpio_cfg[board].dioi2c_en) { |
| gpio_request(gpio_cfg[board].dioi2c_en, "dioi2c_dis#"); |
| gpio_direction_output(gpio_cfg[board].dioi2c_en, 0); |
| } |
| |
| /* PCICK_SSON: disable spread-spectrum clock */ |
| if (gpio_cfg[board].pcie_sson) { |
| gpio_request(gpio_cfg[board].pcie_sson, "pci_sson"); |
| gpio_direction_output(gpio_cfg[board].pcie_sson, 0); |
| } |
| |
| /* USBOTG mux routing */ |
| if (gpio_cfg[board].usb_sel) { |
| gpio_request(gpio_cfg[board].usb_sel, "usb_pcisel"); |
| gpio_direction_output(gpio_cfg[board].usb_sel, 0); |
| } |
| |
| /* PCISKT_WDIS# (Wireless disable GPIO to miniPCIe sockets) */ |
| if (gpio_cfg[board].wdis) { |
| gpio_request(gpio_cfg[board].wdis, "wlan_dis"); |
| gpio_direction_output(gpio_cfg[board].wdis, 1); |
| } |
| } |
| |
| /* setup GPIO pinmux and default configuration per baseboard and env */ |
| void setup_board_gpio(int board, struct ventana_board_info *info) |
| { |
| const char *s; |
| char arg[10]; |
| size_t len; |
| int i; |
| int quiet = simple_strtol(getenv("quiet"), NULL, 10); |
| |
| if (board >= GW_UNKNOWN) |
| return; |
| |
| /* RS232_EN# */ |
| gpio_direction_output(GP_RS232_EN, (hwconfig("rs232")) ? 0 : 1); |
| |
| /* MSATA Enable */ |
| if (is_cpu_type(MXC_CPU_MX6Q) && |
| test_bit(EECONFIG_SATA, info->config)) { |
| gpio_direction_output(GP_MSATA_SEL, |
| (hwconfig("msata")) ? 1 : 0); |
| } |
| |
| /* USBOTG Select (PCISKT or FrontPanel) */ |
| if (gpio_cfg[board].usb_sel) { |
| gpio_direction_output(gpio_cfg[board].usb_sel, |
| (hwconfig("usb_pcisel")) ? 1 : 0); |
| } |
| |
| /* |
| * Configure DIO pinmux/padctl registers |
| * see IMX6DQRM/IMX6SDLRM IOMUXC_SW_PAD_CTL_PAD_* register definitions |
| */ |
| for (i = 0; i < gpio_cfg[board].num_gpios; i++) { |
| struct dio_cfg *cfg = &gpio_cfg[board].dio_cfg[i]; |
| iomux_v3_cfg_t ctrl = DIO_PAD_CFG; |
| unsigned cputype = is_cpu_type(MXC_CPU_MX6Q) ? 0 : 1; |
| |
| if (!cfg->gpio_padmux[0] && !cfg->gpio_padmux[1]) |
| continue; |
| sprintf(arg, "dio%d", i); |
| if (!hwconfig(arg)) |
| continue; |
| s = hwconfig_subarg(arg, "padctrl", &len); |
| if (s) { |
| ctrl = MUX_PAD_CTRL(simple_strtoul(s, NULL, 16) |
| & 0x1ffff) | MUX_MODE_SION; |
| } |
| if (hwconfig_subarg_cmp(arg, "mode", "gpio")) { |
| if (!quiet) { |
| printf("DIO%d: GPIO%d_IO%02d (gpio-%d)\n", i, |
| (cfg->gpio_param/32)+1, |
| cfg->gpio_param%32, |
| cfg->gpio_param); |
| } |
| imx_iomux_v3_setup_pad(cfg->gpio_padmux[cputype] | |
| ctrl); |
| gpio_requestf(cfg->gpio_param, "dio%d", i); |
| gpio_direction_input(cfg->gpio_param); |
| } else if (hwconfig_subarg_cmp(arg, "mode", "pwm") && |
| cfg->pwm_padmux) { |
| if (!quiet) |
| printf("DIO%d: pwm%d\n", i, cfg->pwm_param); |
| imx_iomux_v3_setup_pad(cfg->pwm_padmux[cputype] | |
| MUX_PAD_CTRL(ctrl)); |
| } |
| } |
| |
| if (!quiet) { |
| if (is_cpu_type(MXC_CPU_MX6Q) && |
| (test_bit(EECONFIG_SATA, info->config))) { |
| printf("MSATA: %s\n", (hwconfig("msata") ? |
| "enabled" : "disabled")); |
| } |
| printf("RS232: %s\n", (hwconfig("rs232")) ? |
| "enabled" : "disabled"); |
| } |
| } |
| |
| /* setup board specific PMIC */ |
| void setup_pmic(void) |
| { |
| struct pmic *p; |
| u32 reg; |
| |
| i2c_set_bus_num(CONFIG_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); |
| p = pmic_get("PFUZE100"); |
| if (p && !pmic_probe(p)) { |
| pmic_reg_read(p, PFUZE100_DEVICEID, ®); |
| printf("PMIC: PFUZE100 ID=0x%02x\n", reg); |
| |
| /* Set VGEN1 to 1.5V and enable */ |
| pmic_reg_read(p, PFUZE100_VGEN1VOL, ®); |
| reg &= ~(LDO_VOL_MASK); |
| reg |= (LDOA_1_50V | LDO_EN); |
| pmic_reg_write(p, PFUZE100_VGEN1VOL, reg); |
| |
| /* Set SWBST to 5.0V and enable */ |
| pmic_reg_read(p, PFUZE100_SWBSTCON1, ®); |
| reg &= ~(SWBST_MODE_MASK | SWBST_VOL_MASK); |
| reg |= (SWBST_5_00V | (SWBST_MODE_AUTO << SWBST_MODE_SHIFT)); |
| pmic_reg_write(p, PFUZE100_SWBSTCON1, reg); |
| } |
| } |
| |
| /* 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); |
| 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. |
| */ |
| /* mask PGOOD during SW1 transition */ |
| pmic_reg_write(p, LTC3676_DVB1B, |
| 0x1f | LTC3676_PGOOD_MASK); |
| /* set SW1 (VDD_SOC) */ |
| pmic_reg_write(p, LTC3676_DVB1A, 0x1f); |
| |
| /* 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); |
| } |
| } |
| } |