From: Simon Glass <sjg@chromium.org>
Date: Thu, 27 Feb 2014 20:26:18 +0000 (-0700)
Subject: sandbox: Add a simple sound driver
X-Git-Tag: v2014.04-rc3~34
X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=commitdiff_plain;h=c34c0246a3600dc4712247b267f71576234e403b;hp=bbc09bf27e77dc80f74054f7fc8a66111dd113c6

sandbox: Add a simple sound driver

Add a sound driver for sandbox, which uses SDL.

Tested-by: Che-Liang Chiou <clchiou@chromium.org>
Signed-off-by: Simon Glass <sjg@chromium.org>
---

diff --git a/arch/sandbox/include/asm/arch-sandbox/sound.h b/arch/sandbox/include/asm/arch-sandbox/sound.h
new file mode 100644
index 0000000000..a32e8c802d
--- /dev/null
+++ b/arch/sandbox/include/asm/arch-sandbox/sound.h
@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2013 Google, Inc
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __SANDBOX_SOUND_H
+#define __SANDBOX_SOUND_H
+
+int sound_play(unsigned int msec, unsigned int frequency);
+
+int sound_init(const void *blob);
+
+#endif
diff --git a/drivers/sound/Makefile b/drivers/sound/Makefile
index 6d252926c6..3793f8af9b 100644
--- a/drivers/sound/Makefile
+++ b/drivers/sound/Makefile
@@ -7,5 +7,7 @@
 
 obj-$(CONFIG_SOUND)	+= sound.o
 obj-$(CONFIG_I2S)	+= samsung-i2s.o
+obj-$(CONFIG_I2S_SAMSUNG)	+= samsung-i2s.o
+obj-$(CONFIG_SOUND_SANDBOX)	+= sandbox.o
 obj-$(CONFIG_SOUND_WM8994)	+= wm8994.o
 obj-$(CONFIG_SOUND_MAX98095)	+= max98095.o
diff --git a/drivers/sound/sandbox.c b/drivers/sound/sandbox.c
new file mode 100644
index 0000000000..fe5c9e9b38
--- /dev/null
+++ b/drivers/sound/sandbox.c
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2013 Google, Inc
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/sound.h>
+#include <asm/sdl.h>
+
+int sound_play(uint32_t msec, uint32_t frequency)
+{
+	sandbox_sdl_sound_start(frequency);
+	mdelay(msec);
+	sandbox_sdl_sound_stop();
+
+	return 0;
+}
+
+int sound_init(const void *blob)
+{
+	return sandbox_sdl_sound_init();
+}