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Diffstat (limited to 'sound/soc/codecs/rt5677-spi.h')
-rw-r--r--sound/soc/codecs/rt5677-spi.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5677-spi.h b/sound/soc/codecs/rt5677-spi.h
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+++ b/sound/soc/codecs/rt5677-spi.h
@@ -0,0 +1,21 @@
+/*
+ * rt5677-spi.h -- RT5677 ALSA SoC audio codec driver
+ *
+ * Copyright 2013 Realtek Semiconductor Corp.
+ * Author: Oder Chiou <oder_chiou@realtek.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __RT5677_SPI_H__
+#define __RT5677_SPI_H__
+
+#define RT5677_SPI_BUF_LEN 240
+#define RT5677_SPI_CMD_BURST_WRITE 0x05
+
+int rt5677_spi_write(u8 *txbuf, size_t len);
+int rt5677_spi_burst_write(u32 addr, const struct firmware *fw);
+
+#endif /* __RT5677_SPI_H__ */
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