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Diffstat (limited to 'include/linux/platform_data/max310x.h')
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diff --git a/include/linux/platform_data/max310x.h b/include/linux/platform_data/max310x.h
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+/*
+ * Maxim (Dallas) MAX3107/8 serial driver
+ *
+ * Copyright (C) 2012 Alexander Shiyan <shc_work@mail.ru>
+ *
+ * Based on max3100.c, by Christian Pellegrin <chripell@evolware.org>
+ * Based on max3110.c, by Feng Tang <feng.tang@intel.com>
+ * Based on max3107.c, by Aavamobile
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef _MAX310X_H_
+#define _MAX310X_H_
+
+/*
+ * Example board initialization data:
+ *
+ * static struct max310x_pdata max3107_pdata = {
+ * .driver_flags = MAX310X_EXT_CLK,
+ * .uart_flags[0] = MAX310X_ECHO_SUPRESS | MAX310X_AUTO_DIR_CTRL,
+ * .frequency = 3686400,
+ * .gpio_base = -1,
+ * };
+ *
+ * static struct spi_board_info spi_device_max3107[] = {
+ * {
+ * .modalias = "max3107",
+ * .irq = IRQ_EINT3,
+ * .bus_num = 1,
+ * .chip_select = 1,
+ * .platform_data = &max3107_pdata,
+ * },
+ * };
+ */
+
+#define MAX310X_MAX_UARTS 1
+
+/* MAX310X platform data structure */
+struct max310x_pdata {
+ /* Flags global to driver */
+ const u8 driver_flags:2;
+#define MAX310X_EXT_CLK (0x00000001) /* External clock enable */
+#define MAX310X_AUTOSLEEP (0x00000002) /* Enable AutoSleep mode */
+ /* Flags global to UART port */
+ const u8 uart_flags[MAX310X_MAX_UARTS];
+#define MAX310X_LOOPBACK (0x00000001) /* Loopback mode enable */
+#define MAX310X_ECHO_SUPRESS (0x00000002) /* Enable echo supress */
+#define MAX310X_AUTO_DIR_CTRL (0x00000004) /* Enable Auto direction
+ * control (RS-485)
+ */
+ /* Frequency (extrenal clock or crystal) */
+ const int frequency;
+ /* GPIO base number (can be negative) */
+ const int gpio_base;
+ /* Called during startup */
+ void (*init)(void);
+ /* Called before finish */
+ void (*exit)(void);
+ /* Suspend callback */
+ void (*suspend)(int do_suspend);
+};
+
+#endif