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Diffstat (limited to 'include/dm/platform_data/spi_coldfire.h')
-rw-r--r--include/dm/platform_data/spi_coldfire.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/dm/platform_data/spi_coldfire.h b/include/dm/platform_data/spi_coldfire.h
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+++ b/include/dm/platform_data/spi_coldfire.h
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+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (c) 2018 Angelo Dureghello <angelo@sysam.it>
+ */
+
+#ifndef __spi_coldfire_h
+#define __spi_coldfire_h
+
+#define MAX_CTAR_REGS 8
+#define MAX_CTAR_FIELDS 8
+
+/*
+ * struct coldfire_spi_platdata - information about a coldfire spi module
+ *
+ * @regs_addr: base address for module registers
+ * @speed_hz: default SCK frequency
+ * @mode: default SPI mode
+ * @num_cs: number of DSPI chipselect signals
+ */
+struct coldfire_spi_platdata {
+ fdt_addr_t regs_addr;
+ uint speed_hz;
+ uint mode;
+ uint num_cs;
+ uint ctar[MAX_CTAR_REGS][MAX_CTAR_FIELDS];
+};
+
+#endif /* __spi_coldfire_h */
+