From 7df759c95107bc8e5f9a6ba17f77114fa9d80357 Mon Sep 17 00:00:00 2001 From: Bertrik Sikken Date: Sun, 28 Jun 2009 17:43:04 +0000 Subject: Create an udacodec interface (similar to ascodec and wmcoded) and adapt/implement it for the iriver h1xx/h3xx and the meizus. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21546 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/arm/s5l8700/udacodec-meizu.c | 62 ++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 firmware/target/arm/s5l8700/udacodec-meizu.c (limited to 'firmware/target/arm/s5l8700/udacodec-meizu.c') diff --git a/firmware/target/arm/s5l8700/udacodec-meizu.c b/firmware/target/arm/s5l8700/udacodec-meizu.c new file mode 100644 index 0000000000..89588367c4 --- /dev/null +++ b/firmware/target/arm/s5l8700/udacodec-meizu.c @@ -0,0 +1,62 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2009 by Bertrik Sikken + * + * 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. + * + ****************************************************************************/ + +#include "config.h" +#include "kernel.h" +#include "s5l8700.h" +#include "i2c-s5l8700.h" +#include "uda1380.h" +#include "udacodec.h" + +void udacodec_reset(void) +{ + /* Reset codec using GPIO P5.0 */ + PCON5 = (PCON5 & ~0xF) | 1; + PDAT5 |= (1 << 0); + sleep(HZ/100); + + /* Set codec reset pin inactive */ + PDAT5 &= ~(1 << 0); +} + +int udacodec_write(unsigned char reg, unsigned short value) +{ + unsigned char data[2]; + + data[0] = value >> 8; + data[1] = value & 0xFF; + + return i2c_write(UDA1380_ADDR, reg, 2, data); +} + +int udacodec_write2(unsigned char reg, + unsigned short value1, unsigned short value2) +{ + unsigned char data[4]; + + data[0] = value1 >> 8; + data[1] = value1 & 0xFF; + data[2] = value2 >> 8; + data[3] = value2 & 0xFF; + + return i2c_write(UDA1380_ADDR, reg, 4, data); +} + -- cgit v1.2.3