diff options
Diffstat (limited to 'roms/u-boot/board/gateworks/gw_ventana/common.h')
| -rw-r--r-- | roms/u-boot/board/gateworks/gw_ventana/common.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/roms/u-boot/board/gateworks/gw_ventana/common.h b/roms/u-boot/board/gateworks/gw_ventana/common.h new file mode 100644 index 000000000..813f7d9f5 --- /dev/null +++ b/roms/u-boot/board/gateworks/gw_ventana/common.h @@ -0,0 +1,97 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2013 Gateworks Corporation + * + * Author: Tim Harvey <tharvey@gateworks.com> + */ + +#ifndef _GWVENTANA_COMMON_H_ +#define _GWVENTANA_COMMON_H_ + +#include "ventana_eeprom.h" + +/* GPIO's common to all baseboards */ +#define GP_RS232_EN IMX_GPIO_NR(2, 11) +#define GP_MSATA_SEL IMX_GPIO_NR(2, 8) + +#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \ + PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_HYS) + +#define SPI_PAD_CTRL (PAD_CTL_HYS | \ + PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) + +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) + +#define IRQ_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_34ohm | PAD_CTL_HYS | PAD_CTL_SRE_FAST) + +#define DIO_PAD_CFG (MUX_PAD_CTRL(IRQ_PAD_CTRL) | MUX_MODE_SION) + +#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) + +/* + * each baseboard has an optional set user configurable Digital IO lines which + * can be pinmuxed as a GPIO or in some cases a PWM + */ +struct dio_cfg { + iomux_v3_cfg_t gpio_padmux[2]; + unsigned gpio_param; + iomux_v3_cfg_t pwm_padmux[2]; + unsigned pwm_param; +}; + +struct ventana { + /* pinmux */ + iomux_v3_cfg_t const *gpio_pads; + int num_pads; + /* DIO pinmux/val */ + struct dio_cfg *dio_cfg; + int dio_num; + /* various gpios (0 if non-existent) */ + int leds[3]; + int pcie_rst; + int mezz_pwren; + int mezz_irq; + int rs485en; + int gps_shdn; + int vidin_en; + int dioi2c_en; + int pcie_sson; + int usb_sel; + int wdis; + int msata_en; + int rs232_en; + int vsel_pin; + int mmc_cd; + /* various features */ + bool usd_vsel; + bool nand; +}; + +extern struct ventana gpio_cfg[GW_UNKNOWN]; + +/* configure i2c iomux */ +void setup_ventana_i2c(int); +/* configure uart iomux */ +void setup_iomux_uart(void); +/* conifgure PMIC */ +void setup_pmic(void); +/* configure gpio iomux/defaults */ +void setup_iomux_gpio(int board, struct ventana_board_info *); +/* late setup of GPIO (configuration per baseboard and env) */ +void setup_board_gpio(int board, struct ventana_board_info *); + +#endif /* #ifndef _GWVENTANA_COMMON_H_ */ |