diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/sound/soc/qcom/lpass.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/sound/soc/qcom/lpass.h')
-rw-r--r-- | kernel/sound/soc/qcom/lpass.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/kernel/sound/soc/qcom/lpass.h b/kernel/sound/soc/qcom/lpass.h new file mode 100644 index 000000000..5c99b3dac --- /dev/null +++ b/kernel/sound/soc/qcom/lpass.h @@ -0,0 +1,51 @@ +/* + * Copyright (c) 2010-2011,2013-2015 The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * lpass.h - Definitions for the QTi LPASS + */ + +#ifndef __LPASS_H__ +#define __LPASS_H__ + +#include <linux/clk.h> +#include <linux/compiler.h> +#include <linux/platform_device.h> +#include <linux/regmap.h> + +#define LPASS_AHBIX_CLOCK_FREQUENCY 131072000 + +/* Both the CPU DAI and platform drivers will access this data */ +struct lpass_data { + + /* AHB-I/X bus clocks inside the low-power audio subsystem (LPASS) */ + struct clk *ahbix_clk; + + /* MI2S system clock */ + struct clk *mi2s_osr_clk; + + /* MI2S bit clock (derived from system clock by a divider */ + struct clk *mi2s_bit_clk; + + /* low-power audio interface (LPAIF) registers */ + void __iomem *lpaif; + + /* regmap backed by the low-power audio interface (LPAIF) registers */ + struct regmap *lpaif_map; + + /* interrupts from the low-power audio interface (LPAIF) */ + int lpaif_irq; +}; + +/* register the platform driver from the CPU DAI driver */ +int asoc_qcom_lpass_platform_register(struct platform_device *); + +#endif /* __LPASS_H__ */ |