Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / drivers / sound / wm8994.h

diff --git a/qemu/roms/u-boot/drivers/sound/wm8994.h b/qemu/roms/u-boot/drivers/sound/wm8994.h
new file mode 100644 (file)
index 0000000..6d0c7ca
--- /dev/null
+++ b/qemu/roms/u-boot/drivers/sound/wm8994.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2012 Samsung Electronics
+ * R. Chadrasekar <rcsekar@samsung.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef __WM8994_H__
+#define __WM8994_H__
+
+/* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
+#define WM8994_SYSCLK_MCLK1    1
+#define WM8994_SYSCLK_MCLK2    2
+#define WM8994_SYSCLK_FLL1     3
+#define WM8994_SYSCLK_FLL2     4
+
+/*  Avilable audi interface ports in wm8994 codec */
+enum en_audio_interface {
+        WM8994_AIF1 = 1,
+        WM8994_AIF2,
+        WM8994_AIF3
+};
+
+/* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
+#define WM8994_SYSCLK_OPCLK    5
+
+#define WM8994_FLL1    1
+#define WM8994_FLL2    2
+
+#define WM8994_FLL_SRC_MCLK1   1
+#define WM8994_FLL_SRC_MCLK2   2
+#define WM8994_FLL_SRC_LRCLK   3
+#define WM8994_FLL_SRC_BCLK    4
+
+/* maximum available digital interfac in the dac to configure */
+#define WM8994_MAX_AIF                 2
+
+#define WM8994_MAX_INPUT_CLK_FREQ      13500000
+#define WM8994_ID                      0x8994
+
+enum wm8994_vmid_mode {
+       WM8994_VMID_NORMAL,
+       WM8994_VMID_FORCE,
+};
+
+/* wm 8994 family devices */
+enum wm8994_type {
+       WM8994 = 0,
+       WM8958 = 1,
+       WM1811 = 2,
+};
+
+/*
+ * intialise wm8994 sound codec device for the given configuration
+ *
+ * @param blob                 FDT node for codec values
+ * @param aif_id               enum value of codec interface port in which
+ *                             soc i2s is connected
+ * @param sampling_rate                Sampling rate ranges between from 8khz to 96khz
+ * @param mclk_freq            Master clock frequency.
+ * @param bits_per_sample      bits per Sample can be 16 or 24
+ * @param channels             Number of channnels, maximum 2
+ *
+ * @returns -1 for error  and 0  Success.
+ */
+int wm8994_init(const void *blob, enum en_audio_interface aif_id,
+                       int sampling_rate, int mclk_freq,
+                       int bits_per_sample, unsigned int channels);
+#endif /*__WM8994_H__ */