From 6963204c4cdc61c3f9daed6fd644b722f3c81a09 Mon Sep 17 00:00:00 2001 From: Ilya Ledvich Date: Sun, 24 Sep 2017 09:00:25 +0300 Subject: arm: imx7d: add support for Compulab cl-som-imx7 Add initial support for Compulab cl-som-imx7 SoM. The initial support includes: - MMC - eMMC - SPI flash - I2C - FEC - USB - Serial console Signed-off-by: Ilya Ledvich --- board/compulab/cl-som-imx7/common.c | 46 +++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 board/compulab/cl-som-imx7/common.c (limited to 'board/compulab/cl-som-imx7/common.c') 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 + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#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 */ -- cgit