From b2ec13d8f1fc44e8e7076808b57b64365714a6f3 Mon Sep 17 00:00:00 2001 From: Marcoen Hirschberg Date: Thu, 27 Mar 2008 11:53:51 +0000 Subject: Revert "initial Meizu M6SL port" This reverts commit b7bd17ce1715c3a8acbf74a63694c28b6075da5b. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16846 a1c6a512-1295-4272-9138-f99709370657 --- firmware/drivers/tuner/tea5760uk.c | 135 ------------------------------------- 1 file changed, 135 deletions(-) delete mode 100644 firmware/drivers/tuner/tea5760uk.c (limited to 'firmware/drivers/tuner/tea5760uk.c') diff --git a/firmware/drivers/tuner/tea5760uk.c b/firmware/drivers/tuner/tea5760uk.c deleted file mode 100644 index 8ac6cb2dbc..0000000000 --- a/firmware/drivers/tuner/tea5760uk.c +++ /dev/null @@ -1,135 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * Open \______ \ ____ ____ | | _\_ |__ _______ ___ - * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / - * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < - * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ - * \/ \/ \/ \/ \/ - * $Id$ - * Tuner "middleware" for Philips TEA5760 chip - * - * Copyright (C) 2004 Jörg Hohensohn - * - * All files in this archive are subject to the GNU General Public License. - * See the file COPYING in the source tree root for full license agreement. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ****************************************************************************/ -#include "config.h" -#include -#include -#include -#include "kernel.h" -#include "tuner.h" /* tuner abstraction interface */ -#include "fmradio.h" -#include "fmradio_i2c.h" /* physical interface driver */ - -#define I2C_ADR 0xC0 -static unsigned char write_bytes[7] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; - -static void tea5760uk_set_clear(int byte, unsigned char bits, int set) -{ - write_bytes[byte] &= ~bits; - if (set) - write_bytes[byte] |= bits; -} - -/* tuner abstraction layer: set something to the tuner */ -int tea5760uk_set(int setting, int value) -{ - switch(setting) - { - case RADIO_SLEEP: - /* init values */ - write_bytes[0] |= (1<<7); /* mute */ -#if CONFIG_TUNER_XTAL == 32768 - /* 32.768kHz, soft mute, stereo noise cancelling */ - write_bytes[3] |= (1<<4) | (1<<3) | (1<<1); -#else - /* soft mute, stereo noise cancelling */ - write_bytes[3] |= (1<<3) | (1<<1); -#endif - /* sleep / standby mode */ - tea5760uk_set_clear(3, (1<<6), value); - break; - - case RADIO_FREQUENCY: - { - int n; -#if CONFIG_TUNER_XTAL == 32768 - n = (4 * (value - 225000) + 16384) / 32768; -#else - n = (4 * (value - 225000)) / 50000; -#endif - write_bytes[6] = (write_bytes[6] & 0xC0) | (n >> 8); - write_bytes[7] = n; - } - break; - - case RADIO_SCAN_FREQUENCY: - tea5760uk_set(RADIO_FREQUENCY, value); - sleep(HZ/30); - return tea5760uk_get(RADIO_TUNED); - - case RADIO_MUTE: - tea5760uk_set_clear(3, (1<<2), value); - break; - - case RADIO_REGION: - { - const struct tea5760uk_region_data *rd = - &tea5760uk_region_data[value]; - - tea5760uk_set_clear(4, (1<<1), rd->deemphasis); - tea5760uk_set_clear(3, (1<<5), rd->band); - break; - } - case RADIO_FORCE_MONO: - tea5760uk_set_clear(4, (1<<3), value); - break; - default: - return -1; - } - - fmradio_i2c_write(I2C_ADR, write_bytes, sizeof(write_bytes)); - return 1; -} - -/* tuner abstraction layer: read something from the tuner */ -int tea5760uk_get(int setting) -{ - unsigned char read_bytes[16]; - int val = -1; /* default for unsupported query */ - - fmradio_i2c_read(I2C_ADR, read_bytes, sizeof(read_bytes)); - - switch(setting) - { - case RADIO_PRESENT: - val = 1; /* true */ - break; - - case RADIO_TUNED: - val = 0; - if (read_bytes[0] & (1<<4)) /* IF count correct */ - { - val = read_bytes[8] >> 1; /* IF counter */ - val = (abs(val - 0x36) < 2); /* close match */ - } - break; - - case RADIO_STEREO: - val = read_bytes[9] >> 2; - break; - } - - return val; -} - -void tea5760uk_dbg_info(struct tea5760uk_dbg_info *info) -{ - fmradio_i2c_read(I2C_ADR, info->read_regs, 5); - memcpy(info->write_regs, write_bytes, 5); -} -- cgit v1.2.3