mirror of https://github.com/OpenIPC/firmware.git
45 lines
1.3 KiB
Diff
45 lines
1.3 KiB
Diff
diff -drupN a/include/linux/mfd/ac100-mfd.h b/include/linux/mfd/ac100-mfd.h
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--- a/include/linux/mfd/ac100-mfd.h 1970-01-01 03:00:00.000000000 +0300
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+++ b/include/linux/mfd/ac100-mfd.h 2022-06-12 05:28:14.000000000 +0300
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@@ -0,0 +1,40 @@
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+/*
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+ * include/linux/mfd/ac100/core.h -- Core interface for AC100
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+ *
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+ * Copyright 2009 Wolfson Microelectronics PLC.
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+ *
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+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License as published by the
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+ * Free Software Foundation; either version 2 of the License, or (at your
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+ * option) any later version.
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+ *
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+ */
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+
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+#ifndef __MFD_AC100_CORE_H__
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+#define __MFD_AC100_CORE_H__
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+
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+#include <linux/mutex.h>
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+#include <linux/interrupt.h>
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+
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+/* GPIOs in the chip are numbered from 1-11 */
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+#define AC100_IRQ_GPIO(x) (x + AC100_IRQ_TEMP_WARN)
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+
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+struct ac100 {
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+ struct mutex irq_lock;
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+
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+ struct device *dev;
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+ struct regmap *regmap;
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+ int irq;
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+};
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+
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+/* Device I/O API */
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+int ac100_reg_read(struct ac100 *ac100, unsigned short reg);
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+int ac100_reg_write(struct ac100 *ac100, unsigned short reg,
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+ unsigned short val);
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+
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+int ac100_set_bits(struct ac100 *ac100, unsigned short reg,
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+ unsigned short mask, unsigned short val);
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+
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+#endif
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