2 * Copyright (C) 2013 Gateworks Corporation
4 * Author: Tim Harvey <tharvey@gateworks.com>
6 * SPDX-License-Identifier: GPL-2.0+
9 #ifndef _GWVENTANA_COMMON_H_
10 #define _GWVENTANA_COMMON_H_
12 #include "ventana_eeprom.h"
14 /* GPIO's common to all baseboards */
15 #define GP_PHY_RST IMX_GPIO_NR(1, 30)
16 #define GP_RS232_EN IMX_GPIO_NR(2, 11)
17 #define GP_MSATA_SEL IMX_GPIO_NR(2, 8)
19 #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
20 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
21 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
23 #define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
24 PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \
25 PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
27 #define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
28 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
29 PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
31 #define SPI_PAD_CTRL (PAD_CTL_HYS | \
32 PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | \
33 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
35 #define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
36 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
37 PAD_CTL_ODE | PAD_CTL_SRE_FAST)
39 #define IRQ_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
40 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
41 PAD_CTL_DSE_34ohm | PAD_CTL_HYS | PAD_CTL_SRE_FAST)
43 #define DIO_PAD_CFG (MUX_PAD_CTRL(IRQ_PAD_CTRL) | MUX_MODE_SION)
45 #define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
48 * each baseboard has an optional set user configurable Digital IO lines which
49 * can be pinmuxed as a GPIO or in some cases a PWM
52 iomux_v3_cfg_t gpio_padmux[2];
54 iomux_v3_cfg_t pwm_padmux[2];
60 iomux_v3_cfg_t const *gpio_pads;
63 struct dio_cfg *dio_cfg;
65 /* various gpios (0 if non-existent) */
82 /* various features */
86 extern struct ventana gpio_cfg[GW_UNKNOWN];
88 /* configure i2c iomux */
89 void setup_ventana_i2c(void);
90 /* configure uart iomux */
91 void setup_iomux_uart(void);
93 void setup_pmic(void);
94 /* configure gpio iomux/defaults */
95 void setup_iomux_gpio(int board, struct ventana_board_info *);
96 /* late setup of GPIO (configuration per baseboard and env) */
97 void setup_board_gpio(int board, struct ventana_board_info *);
99 #endif /* #ifndef _GWVENTANA_COMMON_H_ */