rockbox/firmware/target/arm/imx233/icoll-imx233.h
Amaury Pouly 1a06292e41 imx233: increase audio DAC IRQ priority
This should hopefully fix some audio glitches

Change-Id: Ic9701d281e7559c9d93fcb8dad9373caaad9bfb6
2014-02-10 23:14:24 +01:00

100 lines
3.2 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2012 by Amaury Pouly
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef ICOLL_IMX233_H
#define ICOLL_IMX233_H
#include "config.h"
#include "system.h"
#include "regs/regs-icoll.h"
#define INT_SRC_VDD5V 3
#define INT_SRC_DAC_DMA 5
#define INT_SRC_DAC_ERROR 6
#define INT_SRC_ADC_DMA 7
#define INT_SRC_ADC_ERROR 8
#define INT_SRC_USB_CTRL 11
#define INT_SRC_SSP1_DMA 14
#define INT_SRC_SSP1_ERROR 15
#define INT_SRC_GPIO0 16
#define INT_SRC_GPIO1 17
#define INT_SRC_GPIO2 18
#define INT_SRC_GPIO(i) (INT_SRC_GPIO0 + (i))
#define INT_SRC_I2C_DMA 26
#define INT_SRC_I2C_ERROR 27
#define INT_SRC_TIMER(nr) (28 + (nr))
#define INT_SRC_TOUCH_DETECT 36
#define INT_SRC_LRADC_CHx(x) (37 + (x))
#define INT_SRC_RTC_1MSEC 48
/* STMP3700+ specific */
#if IMX233_SUBTARGET >= 3700
#define INT_SRC_SSP2_ERROR 2
#define INT_SRC_SSP2_DMA 20
#define INT_SRC_LCDIF_DMA 45
#define INT_SRC_LCDIF_ERROR 46
#define INT_SRC_DCP 54
#endif
/* STMP3780+ specific */
#if IMX233_SUBTARGET >= 3780
#endif
/* Software IRQ and IRQ count*/
#if IMX233_SUBTARGET >= 3780
#define INT_SRC_SOFTWARE(x) (66 + (x))
#define INT_SRC_COUNT 128
#elif IMX233_SUBTARGET >= 3700
#define INT_SRC_SOFTWARE(x) (55 + (x))
#define INT_SRC_COUNT 64
#elif IMX233_SUBTARGET >= 3600
#define INT_SRC_SOFTWARE(x) (60 + (x))
#define INT_SRC_COUNT 64
#endif
/* helpers */
#if IMX233_SUBTARGET >= 3600 && IMX233_SUBTARGET < 3780
#define BP_ICOLL_PRIORITYn_ENABLEx(x) (2 + 8 * (x))
#define BM_ICOLL_PRIORITYn_ENABLEx(x) (1 << (2 + 8 * (x)))
#define BP_ICOLL_PRIORITYn_PRIORITYx(x) (0 + 8 * (x))
#define BM_ICOLL_PRIORITYn_PRIORITYx(x) (3 << (0 + 8 * (x)))
#define BP_ICOLL_PRIORITYn_SOFTIRQx(x) (3 + 8 * (x))
#define BM_ICOLL_PRIORITYn_SOFTIRQx(x) (1 << (3 + 8 * (x)))
#endif
/* Interrupt priorities for typical tasks */
#define ICOLL_PRIO_NORMAL 0
#define ICOLL_PRIO_AUDIO 1
#define ICOLL_PRIO_DPC 2
#define ICOLL_PRIO_WATCHDOG 3
struct imx233_icoll_irq_info_t
{
bool enabled;
unsigned freq;
unsigned priority;
};
void imx233_icoll_init(void);
void imx233_icoll_enable_interrupt(int src, bool enable);
void imx233_icoll_set_priority(int src, unsigned prio);
struct imx233_icoll_irq_info_t imx233_icoll_get_irq_info(int src);
void imx233_icoll_force_irq(unsigned src, bool enable);
#endif /* ICOLL_IMX233_H */