upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/gateworks/gw_ventana/common.h

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2.5 KiB

/*
* Copyright (C) 2013 Gateworks Corporation
*
* Author: Tim Harvey <tharvey@gateworks.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _GWVENTANA_COMMON_H_
#define _GWVENTANA_COMMON_H_
#include "ventana_eeprom.h"
/* GPIO's common to all baseboards */
#define GP_PHY_RST IMX_GPIO_NR(1, 30)
#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 otgpwr_en;
int vsel_pin;
int mmc_cd;
/* various features */
bool usd_vsel;
};
extern struct ventana gpio_cfg[GW_UNKNOWN];
/* configure i2c iomux */
void setup_ventana_i2c(void);
/* 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_ */