diff options
Diffstat (limited to 'board/compulab/cl-som-imx7/common.c')
| -rw-r--r-- | board/compulab/cl-som-imx7/common.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/board/compulab/cl-som-imx7/common.c b/board/compulab/cl-som-imx7/common.c new file mode 100644 index 0000000000..5ee688a69f --- /dev/null +++ b/board/compulab/cl-som-imx7/common.c @@ -0,0 +1,46 @@ +/* + * SPL/U-Boot common functions for CompuLab CL-SOM-iMX7 module + * + * (C) Copyright 2017 CompuLab, Ltd. http://www.compulab.com + * + * Author: Uri Mashiach <uri.mashiach@compulab.co.il> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <fsl_esdhc.h> +#include <asm-generic/gpio.h> +#include "common.h" + +#ifdef CONFIG_SPI + +#define CL_SOM_IMX7_GPIO_SPI_CS IMX_GPIO_NR(4, 19) + +int board_spi_cs_gpio(unsigned int bus, unsigned int cs) +{ + return CL_SOM_IMX7_GPIO_SPI_CS; +} + +#endif /* CONFIG_SPI */ + +#ifdef CONFIG_FSL_ESDHC + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int ret = 0; + + switch (cfg->esdhc_base) { + case USDHC1_BASE_ADDR: + ret = !gpio_get_value(CL_SOM_IMX7_GPIO_USDHC1_CD); + break; + case USDHC3_BASE_ADDR: + ret = 1; /* Assume uSDHC3 emmc is always present */ + break; + } + + return ret; +} + +#endif /* CONFIG_FSL_ESDHC */ |