summaryrefslogtreecommitdiffstats
path: root/sound/soc/codecs/wm8804.h
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/codecs/wm8804.h')
-rw-r--r--sound/soc/codecs/wm8804.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8804.h b/sound/soc/codecs/wm8804.h
new file mode 100644
index 0000000000..64f3ccc9ac
--- /dev/null
+++ b/sound/soc/codecs/wm8804.h
@@ -0,0 +1,70 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * wm8804.h -- WM8804 S/PDIF transceiver driver
+ *
+ * Copyright 2010 Wolfson Microelectronics plc
+ *
+ * Author: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
+ */
+
+#ifndef _WM8804_H
+#define _WM8804_H
+
+#include <linux/regmap.h>
+
+/*
+ * Register values.
+ */
+#define WM8804_RST_DEVID1 0x00
+#define WM8804_DEVID2 0x01
+#define WM8804_DEVREV 0x02
+#define WM8804_PLL1 0x03
+#define WM8804_PLL2 0x04
+#define WM8804_PLL3 0x05
+#define WM8804_PLL4 0x06
+#define WM8804_PLL5 0x07
+#define WM8804_PLL6 0x08
+#define WM8804_SPDMODE 0x09
+#define WM8804_INTMASK 0x0A
+#define WM8804_INTSTAT 0x0B
+#define WM8804_SPDSTAT 0x0C
+#define WM8804_RXCHAN1 0x0D
+#define WM8804_RXCHAN2 0x0E
+#define WM8804_RXCHAN3 0x0F
+#define WM8804_RXCHAN4 0x10
+#define WM8804_RXCHAN5 0x11
+#define WM8804_SPDTX1 0x12
+#define WM8804_SPDTX2 0x13
+#define WM8804_SPDTX3 0x14
+#define WM8804_SPDTX4 0x15
+#define WM8804_SPDTX5 0x16
+#define WM8804_GPO0 0x17
+#define WM8804_GPO1 0x18
+#define WM8804_GPO2 0x1A
+#define WM8804_AIFTX 0x1B
+#define WM8804_AIFRX 0x1C
+#define WM8804_SPDRX1 0x1D
+#define WM8804_PWRDN 0x1E
+
+#define WM8804_REGISTER_COUNT 30
+#define WM8804_MAX_REGISTER 0x1E
+
+#define WM8804_TX_CLKSRC_MCLK 1
+#define WM8804_TX_CLKSRC_PLL 2
+
+#define WM8804_CLKOUT_SRC_CLK1 3
+#define WM8804_CLKOUT_SRC_OSCCLK 4
+
+#define WM8804_CLKOUT_DIV 1
+#define WM8804_MCLK_DIV 2
+
+#define WM8804_MCLKDIV_256FS 0
+#define WM8804_MCLKDIV_128FS 1
+
+extern const struct regmap_config wm8804_regmap_config;
+extern const struct dev_pm_ops wm8804_pm;
+
+int wm8804_probe(struct device *dev, struct regmap *regmap);
+void wm8804_remove(struct device *dev);
+
+#endif /* _WM8804_H */