GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
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+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * 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>
+ */
+
+#include <common.h>
+#include <fsl_esdhc_imx.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_IMX
+
+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_IMX */