These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / sound / soc / sh / rcar / rcar_snd.h

diff --git a/kernel/sound/soc/sh/rcar/rcar_snd.h b/kernel/sound/soc/sh/rcar/rcar_snd.h
new file mode 100644 (file)
index 0000000..d8e33d3
--- /dev/null
+++ b/kernel/sound/soc/sh/rcar/rcar_snd.h
@@ -0,0 +1,117 @@
+/*
+ * Renesas R-Car SRU/SCU/SSIU/SSI support
+ *
+ * Copyright (C) 2013 Renesas Solutions Corp.
+ * Kuninori Morimoto <kuninori.morimoto.gx@renesas.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 RCAR_SND_H
+#define RCAR_SND_H
+
+
+#define RSND_GEN1_SRU  0
+#define RSND_GEN1_ADG  1
+#define RSND_GEN1_SSI  2
+
+#define RSND_GEN2_SCU  0
+#define RSND_GEN2_ADG  1
+#define RSND_GEN2_SSIU 2
+#define RSND_GEN2_SSI  3
+
+#define RSND_BASE_MAX  4
+
+/*
+ * flags
+ *
+ * 0xAB000000
+ *
+ * A : clock sharing settings
+ * B : SSI direction
+ */
+#define RSND_SSI_CLK_PIN_SHARE         (1 << 31)
+#define RSND_SSI_NO_BUSIF              (1 << 30) /* SSI+DMA without BUSIF */
+
+#define RSND_SSI(_dma_id, _irq, _flags)                \
+{ .dma_id = _dma_id, .irq = _irq, .flags = _flags }
+#define RSND_SSI_UNUSED \
+{ .dma_id = -1, .irq = -1, .flags = 0 }
+
+struct rsnd_ssi_platform_info {
+       int dma_id;
+       int irq;
+       u32 flags;
+};
+
+#define RSND_SRC(rate, _dma_id)                                                \
+{ .convert_rate = rate, .dma_id = _dma_id, }
+#define RSND_SRC_UNUSED                                \
+{ .convert_rate = 0, .dma_id = -1, }
+
+struct rsnd_src_platform_info {
+       u32 convert_rate; /* sampling rate convert */
+       int dma_id; /* for Gen2 SCU */
+       int irq;
+};
+
+/*
+ * flags
+ */
+struct rsnd_ctu_platform_info {
+       u32 flags;
+};
+
+struct rsnd_mix_platform_info {
+       u32 flags;
+};
+
+struct rsnd_dvc_platform_info {
+       u32 flags;
+};
+
+struct rsnd_dai_path_info {
+       struct rsnd_ssi_platform_info *ssi;
+       struct rsnd_src_platform_info *src;
+       struct rsnd_ctu_platform_info *ctu;
+       struct rsnd_mix_platform_info *mix;
+       struct rsnd_dvc_platform_info *dvc;
+};
+
+struct rsnd_dai_platform_info {
+       struct rsnd_dai_path_info playback;
+       struct rsnd_dai_path_info capture;
+};
+
+/*
+ * flags
+ *
+ * 0x0000000A
+ *
+ * A : generation
+ */
+#define RSND_GEN_MASK  (0xF << 0)
+#define RSND_GEN1      (1 << 0) /* fixme */
+#define RSND_GEN2      (2 << 0) /* fixme */
+
+struct rcar_snd_info {
+       u32 flags;
+       struct rsnd_ssi_platform_info *ssi_info;
+       int ssi_info_nr;
+       struct rsnd_src_platform_info *src_info;
+       int src_info_nr;
+       struct rsnd_ctu_platform_info *ctu_info;
+       int ctu_info_nr;
+       struct rsnd_mix_platform_info *mix_info;
+       int mix_info_nr;
+       struct rsnd_dvc_platform_info *dvc_info;
+       int dvc_info_nr;
+       struct rsnd_dai_platform_info *dai_info;
+       int dai_info_nr;
+       int (*start)(int id);
+       int (*stop)(int id);
+};
+
+#endif