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_USB_OTG_PWR IMX_GPIO_NR(3, 22)
17 #define GP_SD3_CD IMX_GPIO_NR(7, 0)
18 #define GP_RS232_EN IMX_GPIO_NR(2, 11)
19 #define GP_MSATA_SEL IMX_GPIO_NR(2, 8)
20 #define GP_SD3_VSELECT IMX_GPIO_NR(6, 14)
22 #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
23 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
24 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
26 #define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
27 PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \
28 PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
30 #define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
31 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
32 PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
34 #define SPI_PAD_CTRL (PAD_CTL_HYS | \
35 PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | \
36 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
38 #define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
39 PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
40 PAD_CTL_ODE | PAD_CTL_SRE_FAST)
42 #define IRQ_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
43 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
44 PAD_CTL_DSE_34ohm | PAD_CTL_HYS | PAD_CTL_SRE_FAST)
46 #define DIO_PAD_CFG (MUX_PAD_CTRL(IRQ_PAD_CTRL) | MUX_MODE_SION)
48 #define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
51 * each baseboard has 4 user configurable Digital IO lines which can
52 * be pinmuxed as a GPIO or in some cases a PWM
55 iomux_v3_cfg_t gpio_padmux[2];
57 iomux_v3_cfg_t pwm_padmux[2];
63 iomux_v3_cfg_t const *gpio_pads;
66 struct dio_cfg dio_cfg[4];
68 /* various gpios (0 if non-existent) */
84 extern struct ventana gpio_cfg[GW_UNKNOWN];
86 /* configure i2c iomux */
87 void setup_ventana_i2c(void);
88 /* configure uart iomux */
89 void setup_iomux_uart(void);
91 void setup_pmic(void);
92 /* configure gpio iomux/defaults */
93 void setup_iomux_gpio(int board, struct ventana_board_info *);
94 /* late setup of GPIO (configuration per baseboard and env) */
95 void setup_board_gpio(int board, struct ventana_board_info *);
97 #endif /* #ifndef _GWVENTANA_COMMON_H_ */