LXR uboot/board/compulab/cl-som-imx7/common.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * SPL/U-Boot common functions for CompuLab CL-SOM-iMX7 module
   4 *
   5 * (C) Copyright 2017 CompuLab, Ltd. http://www.compulab.com
   6 *
   7 * Author: Uri Mashiach <uri.mashiach@compulab.co.il>
   8 */
   9
  10#include <common.h>
  11#include <fsl_esdhc_imx.h>
  12#include <asm-generic/gpio.h>
  13#include "common.h"
  14
  15#ifdef CONFIG_SPI
  16
  17#define CL_SOM_IMX7_GPIO_SPI_CS IMX_GPIO_NR(4, 19)
  18
  19int board_spi_cs_gpio(unsigned int bus, unsigned int cs)
  20{
  21        return CL_SOM_IMX7_GPIO_SPI_CS;
  22}
  23
  24#endif /* CONFIG_SPI */
  25
  26#ifdef CONFIG_FSL_ESDHC_IMX
  27
  28int board_mmc_getcd(struct mmc *mmc)
  29{
  30        struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
  31        int ret = 0;
  32
  33        switch (cfg->esdhc_base) {
  34        case USDHC1_BASE_ADDR:
  35                ret = !gpio_get_value(CL_SOM_IMX7_GPIO_USDHC1_CD);
  36                break;
  37        case USDHC3_BASE_ADDR:
  38                ret = 1; /* Assume uSDHC3 emmc is always present */
  39                break;
  40        }
  41
  42        return ret;
  43}
  44
  45#endif /* CONFIG_FSL_ESDHC_IMX */
  46