linux-stable/sound/soc/ti/omap-mcpdm.h
Thomas Gleixner 2b27bdcc20 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 336
Based on 1 normalized pattern(s):

  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 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 you should have received a copy of the gnu general
  public license along with this program if not write to the free
  software foundation inc 51 franklin st fifth floor boston ma 02110
  1301 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 246 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190530000436.674189849@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:07 +02:00

93 lines
2.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* omap-mcpdm.h
*
* Copyright (C) 2009 - 2011 Texas Instruments
*
* Contact: Misael Lopez Cruz <misael.lopez@ti.com>
*/
#ifndef __OMAP_MCPDM_H__
#define __OMAP_MCPDM_H__
#define MCPDM_REG_REVISION 0x00
#define MCPDM_REG_SYSCONFIG 0x10
#define MCPDM_REG_IRQSTATUS_RAW 0x24
#define MCPDM_REG_IRQSTATUS 0x28
#define MCPDM_REG_IRQENABLE_SET 0x2C
#define MCPDM_REG_IRQENABLE_CLR 0x30
#define MCPDM_REG_IRQWAKE_EN 0x34
#define MCPDM_REG_DMAENABLE_SET 0x38
#define MCPDM_REG_DMAENABLE_CLR 0x3C
#define MCPDM_REG_DMAWAKEEN 0x40
#define MCPDM_REG_CTRL 0x44
#define MCPDM_REG_DN_DATA 0x48
#define MCPDM_REG_UP_DATA 0x4C
#define MCPDM_REG_FIFO_CTRL_DN 0x50
#define MCPDM_REG_FIFO_CTRL_UP 0x54
#define MCPDM_REG_DN_OFFSET 0x58
/*
* MCPDM_IRQ bit fields
* IRQSTATUS_RAW, IRQSTATUS, IRQENABLE_SET, IRQENABLE_CLR
*/
#define MCPDM_DN_IRQ (1 << 0)
#define MCPDM_DN_IRQ_EMPTY (1 << 1)
#define MCPDM_DN_IRQ_ALMST_EMPTY (1 << 2)
#define MCPDM_DN_IRQ_FULL (1 << 3)
#define MCPDM_UP_IRQ (1 << 8)
#define MCPDM_UP_IRQ_EMPTY (1 << 9)
#define MCPDM_UP_IRQ_ALMST_FULL (1 << 10)
#define MCPDM_UP_IRQ_FULL (1 << 11)
#define MCPDM_DOWNLINK_IRQ_MASK 0x00F
#define MCPDM_UPLINK_IRQ_MASK 0xF00
/*
* MCPDM_DMAENABLE bit fields
*/
#define MCPDM_DMA_DN_ENABLE (1 << 0)
#define MCPDM_DMA_UP_ENABLE (1 << 1)
/*
* MCPDM_CTRL bit fields
*/
#define MCPDM_PDM_UPLINK_EN(x) (1 << (x - 1)) /* ch1 is at bit 0 */
#define MCPDM_PDM_DOWNLINK_EN(x) (1 << (x + 2)) /* ch1 is at bit 3 */
#define MCPDM_PDMOUTFORMAT (1 << 8)
#define MCPDM_CMD_INT (1 << 9)
#define MCPDM_STATUS_INT (1 << 10)
#define MCPDM_SW_UP_RST (1 << 11)
#define MCPDM_SW_DN_RST (1 << 12)
#define MCPDM_WD_EN (1 << 14)
#define MCPDM_PDM_UP_MASK 0x7
#define MCPDM_PDM_DN_MASK (0x1f << 3)
#define MCPDM_PDMOUTFORMAT_LJUST (0 << 8)
#define MCPDM_PDMOUTFORMAT_RJUST (1 << 8)
/*
* MCPDM_FIFO_CTRL bit fields
*/
#define MCPDM_UP_THRES_MAX 0xF
#define MCPDM_DN_THRES_MAX 0xF
/*
* MCPDM_DN_OFFSET bit fields
*/
#define MCPDM_DN_OFST_RX1_EN (1 << 0)
#define MCPDM_DNOFST_RX1(x) ((x & 0x1f) << 1)
#define MCPDM_DN_OFST_RX2_EN (1 << 8)
#define MCPDM_DNOFST_RX2(x) ((x & 0x1f) << 9)
void omap_mcpdm_configure_dn_offsets(struct snd_soc_pcm_runtime *rtd,
u8 rx1, u8 rx2);
#endif /* End of __OMAP_MCPDM_H__ */