forked from len0rd/rockbox
More iPod 3G code from Seven Le Mesle
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8582 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman
parent
d16a8b8845
commit
465596b163
7 changed files with 610 additions and 16 deletions
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@ -71,13 +71,20 @@
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#define SET_REG(reg,val) reg = ((val) << 8)
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#define SET_16BITREG(reg,val) reg = (val)
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#elif CONFIG_CPU == PP5020
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#elif (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5020)
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/* don't use sh7034 assembler routines */
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#define PREFER_C_READING
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#define PREFER_C_WRITING
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#if (CONFIG_CPU == PP5002)
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#define ATA_IOBASE 0xc00031e0
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#define ATA_CONTROL (*((volatile unsigned char*)(0xc00033f8)))
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#elif (CONFIG_CPU == PP5020)
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#define ATA_IOBASE 0xc30001e0
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#define ATA_CONTROL (*((volatile unsigned char*)(0xc30003f8)))
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#endif
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#define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE)))
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#define ATA_ERROR (*((volatile unsigned char*)(ATA_IOBASE + 0x04)))
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#define ATA_NSECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x08)))
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@ -86,7 +93,6 @@
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#define ATA_HCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x14)))
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#define ATA_SELECT (*((volatile unsigned char*)(ATA_IOBASE + 0x18)))
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#define ATA_COMMAND (*((volatile unsigned char*)(ATA_IOBASE + 0x1c)))
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#define ATA_CONTROL (*((volatile unsigned char*)(0xc30003f8)))
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#define STATUS_BSY 0x80
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#define STATUS_RDY 0x40
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@ -928,6 +934,11 @@ extern void ata_flush(void)
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static int check_registers(void)
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{
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#if (CONFIG_CPU == PP5002)
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/* This fails on the PP5002, but the ATA driver still works. This
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needs more investigation. */
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return 0;
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#else
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int i;
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if ( ATA_STATUS & STATUS_BSY )
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return -1;
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@ -946,6 +957,7 @@ static int check_registers(void)
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}
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return -2;
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#endif
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}
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static int freeze_lock(void)
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@ -1254,7 +1266,7 @@ void ata_enable(bool on)
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(void)on;
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#elif CONFIG_CPU == TCC730
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#elif CONFIG_CPU == PP5020
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#elif (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5020)
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/* TODO: Implement ata_enable() */
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(void)on;
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#endif
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@ -1410,7 +1422,7 @@ int ata_init(void)
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#elif defined(IAUDIO_X5)
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/* X5 TODO */
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bool coldstart = true;
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#elif CONFIG_CPU == PP5020
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#elif (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5020)
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bool coldstart = false;
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/* TODO: Implement coldstart variable */
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#else
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@ -1440,6 +1452,13 @@ int ata_init(void)
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or_l(0x00080000, &GPIO_FUNCTION);
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/* FYI: The IDECONFIGx registers are set by set_cpu_frequency() */
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#elif CONFIG_CPU == PP5002
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/* From ipod-ide.c:ipod_ide_register() */
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outl(inl(0xc0003024) | (1 << 7), 0xc0003024);
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outl(inl(0xc0003024) & ~(1<<2), 0xc0003024);
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outl(0x10, 0xc0003000);
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outl(0x80002150, 0xc0003004);
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#elif CONFIG_CPU == PP5020
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/* From ipod-ide.c:ipod_ide_register() */
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outl(inl(0xc3000028) | (1 << 5), 0xc3000028);
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@ -61,7 +61,8 @@ static bool flipped; /* buttons can be flipped to match the LCD flip */
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#define REPEAT_INTERVAL_FINISH 5
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/* the power-off button and number of repeated keys before shutting off */
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#if (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IRIVER_IFP7XX_PAD)
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#if (CONFIG_KEYPAD == IPOD_3G_PAD) || (CONFIG_KEYPAD == IPOD_4G_PAD) ||\
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(CONFIG_KEYPAD == IRIVER_IFP7XX_PAD)
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#define POWEROFF_BUTTON BUTTON_PLAY
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#define POWEROFF_COUNT 40
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#else
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@ -220,7 +221,132 @@ void ipod_4g_button_int(void)
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CPU_HI_INT_EN = I2C_MASK;
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}
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#endif
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#if CONFIG_KEYPAD == IPOD_3G_PAD
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/* Variable to use for setting button status in interrupt handler */
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int int_btn = BUTTON_NONE;
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/**
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*
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*
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*/
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void handle_scroll_wheel(int new_scroll, int was_hold, int reverse)
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{
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int wheel_keycode = BUTTON_NONE;
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static int prev_scroll = -1;
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static int scroll_state[4][4] = {
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{0, 1, -1, 0},
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{-1, 0, 0, 1},
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{1, 0, 0, -1},
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{0, -1, 1, 0}
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};
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if ( prev_scroll == -1 ) {
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prev_scroll = new_scroll;
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}
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else if (!was_hold) {
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switch (scroll_state[prev_scroll][new_scroll]) {
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case 1:
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if (reverse) {
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/* 'r' keypress */
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wheel_keycode = BUTTON_SCROLL_FWD;
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}
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else {
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/* 'l' keypress */
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wheel_keycode = BUTTON_SCROLL_BACK;
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}
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break;
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case -1:
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if (reverse) {
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/* 'l' keypress */
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wheel_keycode = BUTTON_SCROLL_BACK;
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}
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else {
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/* 'r' keypress */
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wheel_keycode = BUTTON_SCROLL_FWD;
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break;
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default:
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/* only happens if we get out of sync */
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break;
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}
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}
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}
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if (wheel_keycode != BUTTON_NONE)
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queue_post(&button_queue, wheel_keycode, NULL);
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prev_scroll = new_scroll;
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}
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static int ipod_3g_button_read(void)
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{
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unsigned char source, state;
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static int was_hold = 0;
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int btn = BUTTON_NONE;
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/*
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* we need some delay for g3, cause hold generates several interrupts,
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* some of them delayed
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*/
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udelay(250);
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/* get source of interupts */
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source = inb(0xcf000040);
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if (source) {
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/* get current keypad status */
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state = inb(0xcf000030);
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outb(~state, 0xcf000060);
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if (was_hold && source == 0x40 && state == 0xbf) {
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/* ack any active interrupts */
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outb(source, 0xcf000070);
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return BUTTON_NONE;
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}
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was_hold = 0;
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if ( source & 0x20 ) {
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/* 3g hold switch is active low */
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btn |= BUTTON_HOLD;
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was_hold = 1;
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/* hold switch on 3g causes all outputs to go low */
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/* we shouldn't interpret these as key presses */
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goto done;
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}
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if (source & 0x1) {
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btn |= BUTTON_RIGHT;
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}
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if (source & 0x2) {
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btn |= BUTTON_SELECT;
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}
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if (source & 0x4) {
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btn |= BUTTON_PLAY;
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}
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if (source & 0x8) {
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btn |= BUTTON_LEFT;
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}
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if (source & 0x10) {
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btn |= BUTTON_MENU;
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}
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if (source & 0xc0) {
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handle_scroll_wheel((state & 0xc0) >> 6, was_hold, 0);
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}
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done:
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/* ack any active interrupts */
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outb(source, 0xcf000070);
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}
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return btn;
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}
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void ipod_3g_button_int(void)
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{
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/**
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* Theire is other things to do but for now ...
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* TODO: implement this function in a better way
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**/
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int_btn = ipod_3g_button_read();
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}
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#endif
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static void button_tick(void)
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{
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static int tick = 0;
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@ -404,8 +530,13 @@ void button_init(void)
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GPIOA_INT_EN = 0x20;
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CPU_INT_EN = 0x40000000;
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CPU_HI_INT_EN = I2C_MASK;
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#endif /* CONFIG_KEYPAD */
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#elif CONFIG_KEYPAD == IPOD_3G_PAD
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outb(~inb(GPIOA_INPUT_VAL), GPIOA_INT_LEV);
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outb(inb(GPIOA_INT_STAT), GPIOA_INT_CLR);
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outb(0xff, GPIOA_INT_EN);
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#endif /* CONFIG_KEYPAD */
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queue_init(&button_queue);
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button_read();
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lastbtn = button_read();
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@ -418,7 +549,7 @@ void button_init(void)
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}
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#ifdef HAVE_LCD_BITMAP /* only bitmap displays can be flipped */
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#if (CONFIG_KEYPAD != IPOD_4G_PAD)
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#if (CONFIG_KEYPAD != IPOD_3G_PAD) && (CONFIG_KEYPAD != IPOD_4G_PAD)
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/*
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* helper function to swap UP/DOWN, LEFT/RIGHT (and F1/F3 for Recorder)
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*/
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@ -883,7 +1014,7 @@ static int button_read(void)
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if (data & 0x01)
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btn |= BUTTON_ON;
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#elif CONFIG_KEYPAD == IPOD_4G_PAD
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#elif (CONFIG_KEYPAD == IPOD_3G_PAD) || (CONFIG_KEYPAD == IPOD_4G_PAD)
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(void)data;
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/* The int_btn variable is set in the button interrupt handler */
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btn = int_btn;
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168
firmware/drivers/i2c-pp5002.c
Normal file
168
firmware/drivers/i2c-pp5002.c
Normal file
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@ -0,0 +1,168 @@
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* PP5002 I2C driver
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*
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* Based on code from the ipodlinux project - http://ipodlinux.org/
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* Adapted for Rockbox in January 2006
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*
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* Original file: linux/arch/armnommu/mach-ipod/hardware.c
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*
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* Copyright (c) 2003-2005 Bernard Leach (leachbj@bouncycastle.org)
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "cpu.h"
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#include "kernel.h"
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#include "logf.h"
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#include "system.h"
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#include "i2c-pp5002.h"
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/* Local functions definitions */
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#define IPOD_I2C_BASE 0xc0008000
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#define IPOD_I2C_CTRL (IPOD_I2C_BASE+0x00)
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#define IPOD_I2C_ADDR (IPOD_I2C_BASE+0x04)
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#define IPOD_I2C_DATA0 (IPOD_I2C_BASE+0x0c)
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#define IPOD_I2C_DATA1 (IPOD_I2C_BASE+0x10)
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#define IPOD_I2C_DATA2 (IPOD_I2C_BASE+0x14)
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#define IPOD_I2C_DATA3 (IPOD_I2C_BASE+0x18)
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#define IPOD_I2C_STATUS (IPOD_I2C_BASE+0x1c)
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/* IPOD_I2C_CTRL bit definitions */
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#define IPOD_I2C_SEND 0x80
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/* IPOD_I2C_STATUS bit definitions */
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#define IPOD_I2C_BUSY (1<<6)
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#define POLL_TIMEOUT (HZ)
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static int ipod_i2c_wait_not_busy(void)
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{
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unsigned long timeout;
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timeout = current_tick + POLL_TIMEOUT;
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while (TIME_BEFORE(current_tick, timeout)) {
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if (!(inb(IPOD_I2C_STATUS) & IPOD_I2C_BUSY)) {
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return 0;
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}
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yield();
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}
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return -1;
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}
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/* Public functions */
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int ipod_i2c_read_byte(unsigned int addr, unsigned int *data)
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{
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if (ipod_i2c_wait_not_busy() < 0)
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{
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return -1;
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}
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/* clear top 15 bits, left shift 1, or in 0x1 for a read */
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outb(((addr << 17) >> 16) | 0x1, IPOD_I2C_ADDR);
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outb(inb(IPOD_I2C_CTRL) | 0x20, IPOD_I2C_CTRL);
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outb(inb(IPOD_I2C_CTRL) | IPOD_I2C_SEND, IPOD_I2C_CTRL);
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if (ipod_i2c_wait_not_busy() < 0)
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{
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return -1;
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}
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if (data)
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{
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*data = inb(IPOD_I2C_DATA0);
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}
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return 0;
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}
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int ipod_i2c_send_bytes(unsigned int addr, unsigned int len, unsigned char *data)
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{
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int data_addr;
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unsigned int i;
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if (len < 1 || len > 4)
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{
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return -1;
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}
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if (ipod_i2c_wait_not_busy() < 0)
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{
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return -2;
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}
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/* clear top 15 bits, left shift 1 */
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outb((addr << 17) >> 16, IPOD_I2C_ADDR);
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outb(inb(IPOD_I2C_CTRL) & ~0x20, IPOD_I2C_CTRL);
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data_addr = IPOD_I2C_DATA0;
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for ( i = 0; i < len; i++ )
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{
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outb(*data++, data_addr);
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data_addr += 4;
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}
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outb((inb(IPOD_I2C_CTRL) & ~0x26) | ((len-1) << 1), IPOD_I2C_CTRL);
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outb(inb(IPOD_I2C_CTRL) | IPOD_I2C_SEND, IPOD_I2C_CTRL);
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return 0x0;
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}
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int ipod_i2c_send_byte(unsigned int addr, int data0)
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{
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unsigned char data[1];
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data[0] = data0;
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return ipod_i2c_send_bytes(addr, 1, data);
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}
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int i2c_readbyte(unsigned int dev_addr, int addr)
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{
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int data;
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ipod_i2c_send_byte(dev_addr, addr);
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ipod_i2c_read_byte(dev_addr, &data);
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return data;
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}
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int ipod_i2c_send(unsigned int addr, int data0, int data1)
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{
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unsigned char data[2];
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data[0] = data0;
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data[1] = data1;
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return ipod_i2c_send_bytes(addr, 2, data);
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}
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void i2c_init(void)
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{
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/* From ipodlinux */
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outl(inl(0xcf005000) | 0x2, 0xcf005000);
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outl(inl(0xcf005030) | (1<<8), 0xcf005030);
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outl(inl(0xcf005030) & ~(1<<8), 0xcf005030);
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}
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@ -24,7 +24,11 @@
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*
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****************************************************************************/
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#include "config.h"
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#if CONFIG_I2C == I2C_PP5020
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#include "i2c-pp5020.h"
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#elif CONFIG_I2C == I2C_PP5002
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#include "i2c-pp5002.h"
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#endif
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#include "rtc.h"
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#define OOCS 0x01
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|
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@ -84,7 +84,7 @@ void power_init(void)
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pcf50606_init();
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#endif
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#endif
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#elif CONFIG_CPU == PP5020
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#elif CONFIG_CPU == PP5020 || CONFIG_CPU == PP5002
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/* TODO: Implement power_init() */
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#else
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#ifdef HAVE_POWEROFF_ON_PB5
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|
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@ -181,7 +181,7 @@ void ide_power_enable(bool on)
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or_l(0x80000000, &GPIO_OUT);
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#elif defined(IAUDIO_X5)
|
||||
/* X5 TODO */
|
||||
#elif CONFIG_CPU == PP5020
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||||
#elif (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5020)
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||||
/* We do nothing on the iPod */
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||||
#elif defined(GMINI_ARCH)
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if(on)
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|
|
@ -237,7 +237,7 @@ bool ide_powered(void)
|
|||
return (GPIO_OUT & 0x80000000)?false:true;
|
||||
#elif defined(IAUDIO_X5)
|
||||
return false; /* X5 TODO */
|
||||
#elif CONFIG_CPU == PP5020
|
||||
#elif (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5020)
|
||||
/* pretend we are always powered - we don't turn it off on the ipod */
|
||||
return true;
|
||||
#elif defined(GMINI_ARCH)
|
||||
|
|
@ -273,7 +273,7 @@ void power_off(void)
|
|||
and_l(~0x00080000, &GPIO1_OUT);
|
||||
#elif defined(IAUDIO_X5)
|
||||
and_l(~0x00000008, &GPIO_OUT);
|
||||
#elif CONFIG_CPU == PP5020
|
||||
#elif (CONFIG_CPU == PP5002) || (CONFIG_CPU == PP5002)
|
||||
#ifndef BOOTLOADER
|
||||
/* We don't turn off the ipod, we put it in a deep sleep */
|
||||
pcf50605_standby_mode();
|
||||
|
|
|
|||
|
|
@ -27,7 +27,11 @@
|
|||
#include "lcd.h"
|
||||
#include "serial.h"
|
||||
|
||||
#if (CONFIG_CPU != MCF5249) && (CONFIG_CPU != TCC730) && (CONFIG_CPU != PP5020) && (CONFIG_CPU != PNX0101) && (CONFIG_CPU != MCF5250)
|
||||
|
||||
#if (CONFIG_CPU != MCF5249) && (CONFIG_CPU != TCC730) && \
|
||||
(CONFIG_CPU != PP5020) && (CONFIG_CPU != PNX0101) && \
|
||||
(CONFIG_CPU != PP5002) && (CONFIG_CPU != MCF5250)
|
||||
|
||||
/* FIX: this doesn't work on iRiver or Gmini or iPod yet */
|
||||
/* iFP7xx has no remote */
|
||||
|
||||
|
|
|
|||
268
firmware/drivers/wm8731l.c
Normal file
268
firmware/drivers/wm8731l.c
Normal file
|
|
@ -0,0 +1,268 @@
|
|||
/***************************************************************************
|
||||
* __________ __ ___.
|
||||
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
||||
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
||||
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
||||
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
||||
* \/ \/ \/ \/ \/
|
||||
* $Id$
|
||||
*
|
||||
* Driver for WM8731L audio codec
|
||||
*
|
||||
* Based on code from the ipodlinux project - http://ipodlinux.org/
|
||||
* Adapted for Rockbox in January 2006
|
||||
*
|
||||
* Original file: linux/arch/armnommu/mach-ipod/audio.c
|
||||
*
|
||||
* Copyright (c) 2003-2005 Bernard Leach (leachbj@bouncycastle.org)
|
||||
*
|
||||
* 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 "lcd.h"
|
||||
#include "cpu.h"
|
||||
#include "kernel.h"
|
||||
#include "thread.h"
|
||||
#include "power.h"
|
||||
#include "debug.h"
|
||||
#include "system.h"
|
||||
#include "sprintf.h"
|
||||
#include "button.h"
|
||||
#include "string.h"
|
||||
#include "file.h"
|
||||
#include "buffer.h"
|
||||
#include "audio.h"
|
||||
|
||||
#include "i2c-pp5002.h"
|
||||
#include "wm8731l.h"
|
||||
#include "pcf50605.h"
|
||||
|
||||
void wm8731l_reset(void);
|
||||
|
||||
#define IPOD_PCM_LEVEL 0x65 /* -6dB */
|
||||
|
||||
#define RESET (0x0f<<1)
|
||||
#define PWRMGMT1 (0x19<<1)
|
||||
#define PWRMGMT2 (0x1a<<1)
|
||||
#define AINTFCE (0x07<<1)
|
||||
#define LOUT1VOL (0x02<<1)
|
||||
#define ROUT1VOL (0x03<<1)
|
||||
#define LOUT2VOL (0x28<<1)
|
||||
#define ROUT2VOL (0x29<<1)
|
||||
|
||||
int wm8731l_mute(int mute)
|
||||
{
|
||||
if (mute)
|
||||
{
|
||||
/* Set DACMU = 1 to soft-mute the audio DACs. */
|
||||
ipod_i2c_send(0x1a, 0xa, 0x8);
|
||||
} else {
|
||||
/* Set DACMU = 0 to soft-un-mute the audio DACs. */
|
||||
ipod_i2c_send(0x1a, 0xa, 0x0);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
/** From ipodLinux **/
|
||||
static void codec_set_active(int active)
|
||||
{
|
||||
/* set active to 0x0 or 0x1 */
|
||||
if (active) {
|
||||
ipod_i2c_send(0x1a, 0x12, 0x01);
|
||||
} else {
|
||||
ipod_i2c_send(0x1a, 0x12, 0x00);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Reset the I2S BIT.FORMAT I2S, 16bit, FIFO.FORMAT 32bit
|
||||
*/
|
||||
static void i2s_reset(void)
|
||||
{
|
||||
/* I2S device reset */
|
||||
outl(inl(0xcf005030) | 0x80, 0xcf005030);
|
||||
outl(inl(0xcf005030) & ~0x80, 0xcf005030);
|
||||
|
||||
/* I2S controller enable */
|
||||
outl(inl(0xc0002500) | 0x1, 0xc0002500);
|
||||
|
||||
/* BIT.FORMAT [11:10] = I2S (default) */
|
||||
/* BIT.SIZE [9:8] = 24bit */
|
||||
/* FIFO.FORMAT = 24 bit LSB */
|
||||
|
||||
/* reset DAC and ADC fifo */
|
||||
outl(inl(0xc000251c) | 0x30000, 0xc000251c);
|
||||
}
|
||||
|
||||
/*
|
||||
* Initialise the WM8975 for playback via headphone and line out.
|
||||
* Note, I'm using the WM8750 datasheet as its apparently close.
|
||||
*/
|
||||
int wm8731l_init(void) {
|
||||
/* reset I2C */
|
||||
i2c_init();
|
||||
|
||||
/* device reset */
|
||||
outl(inl(0xcf005030) | 0x80, 0xcf005030);
|
||||
outl(inl(0xcf005030) & ~0x80, 0xcf005030);
|
||||
|
||||
/* device enable */
|
||||
outl(inl(0xcf005000) | 0x80, 0xcf005000);
|
||||
|
||||
/* GPIO D06 enable for output */
|
||||
outl(inl(0xcf00000c) | 0x40, 0xcf00000c);
|
||||
outl(inl(0xcf00001c) & ~0x40, 0xcf00001c);
|
||||
/* bits 11,10 == 01 */
|
||||
outl(inl(0xcf004040) | 0x400, 0xcf004040);
|
||||
outl(inl(0xcf004040) & ~0x800, 0xcf004040);
|
||||
|
||||
outl(inl(0xcf004048) & ~0x1, 0xcf004048);
|
||||
|
||||
outl(inl(0xcf000004) & ~0xf, 0xcf000004);
|
||||
outl(inl(0xcf004044) & ~0xf, 0xcf004044);
|
||||
|
||||
/* C03 = 0 */
|
||||
outl(inl(0xcf000008) | 0x8, 0xcf000008);
|
||||
outl(inl(0xcf000018) | 0x8, 0xcf000018);
|
||||
outl(inl(0xcf000028) & ~0x8, 0xcf000028);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Silently enable / disable audio output */
|
||||
void wm8731l_enable_output(bool enable)
|
||||
{
|
||||
if (enable)
|
||||
{
|
||||
/* reset the I2S controller into known state */
|
||||
i2s_reset();
|
||||
|
||||
ipod_i2c_send(0x1a, 0x1e, 0x0); /*Reset*/
|
||||
|
||||
codec_set_active(0x0);
|
||||
|
||||
/* DACSEL=1 */
|
||||
/* BYPASS=1 */
|
||||
ipod_i2c_send(0x1a, 0x8, 0x18);
|
||||
|
||||
/* set power register to POWEROFF=0 on OUTPD=0, DACPD=0 */
|
||||
ipod_i2c_send(0x1a, 0xc, 0x67);
|
||||
|
||||
/* BCLKINV=0(Dont invert BCLK) MS=1(Enable Master) LRSWAP=0 LRP=0 */
|
||||
/* IWL=00(16 bit) FORMAT=10(I2S format) */
|
||||
ipod_i2c_send(0x1a, 0xe, 0x42);
|
||||
|
||||
wm8731l_set_sample_rate(WM8731L_44100HZ);
|
||||
|
||||
/* set the volume to -6dB */
|
||||
ipod_i2c_send(0x1a, 0x4, IPOD_PCM_LEVEL);
|
||||
ipod_i2c_send(0x1a, 0x6 | 0x1, IPOD_PCM_LEVEL);
|
||||
|
||||
/* ACTIVE=1 */
|
||||
codec_set_active(1);
|
||||
|
||||
/* 5. Set DACMU = 0 to soft-un-mute the audio DACs. */
|
||||
ipod_i2c_send(0x1a, 0xa, 0x0);
|
||||
|
||||
wm8731l_mute(0);
|
||||
} else {
|
||||
wm8731l_mute(1);
|
||||
}
|
||||
}
|
||||
|
||||
int wm8731l_set_master_vol(int vol_l, int vol_r)
|
||||
{
|
||||
/* +6 to -73dB 1dB steps (plus mute == 80levels) 7bits */
|
||||
/* 1111111 == +6dB */
|
||||
/* 1111001 == 0dB */
|
||||
/* 0110000 == -73dB */
|
||||
/* 0101111 == mute (0x2f) */
|
||||
if (vol_l == vol_r) {
|
||||
ipod_i2c_send(0x1a, 0x4 | 0x1, vol_l);
|
||||
} else {
|
||||
ipod_i2c_send(0x1a, 0x4, vol_l);
|
||||
ipod_i2c_send(0x1a, 0x6, vol_r);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int wm8975_set_mixer_vol(int channel1, int channel2)
|
||||
{
|
||||
(void)channel1;
|
||||
(void)channel2;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void wm8731l_set_bass(int value)
|
||||
{
|
||||
(void)value;
|
||||
}
|
||||
|
||||
void wm8731l_set_treble(int value)
|
||||
{
|
||||
(void)value;
|
||||
}
|
||||
|
||||
/* Nice shutdown of WM8975 codec */
|
||||
void wm8731l_close(void)
|
||||
{
|
||||
/* set DACMU=1 DEEMPH=0 */
|
||||
ipod_i2c_send(0x1a, 0xa, 0x8);
|
||||
|
||||
/* ACTIVE=0 */
|
||||
codec_set_active(0x0);
|
||||
|
||||
/* line in mute left & right*/
|
||||
ipod_i2c_send(0x1a, 0x0 | 0x1, 0x80);
|
||||
|
||||
/* set DACSEL=0, MUTEMIC=1 */
|
||||
ipod_i2c_send(0x1a, 0x8, 0x2);
|
||||
|
||||
/* set POWEROFF=0 OUTPD=0 DACPD=1 */
|
||||
ipod_i2c_send(0x1a, 0xc, 0x6f);
|
||||
|
||||
/* set POWEROFF=1 OUTPD=1 DACPD=1 */
|
||||
ipod_i2c_send(0x1a, 0xc, 0xff);
|
||||
}
|
||||
|
||||
/* Change the order of the noise shaper, 5th order is recommended above 32kHz */
|
||||
void wm8731l_set_nsorder(int order)
|
||||
{
|
||||
(void)order;
|
||||
}
|
||||
|
||||
/* */
|
||||
void wm8731l_set_sample_rate(int sampling_control)
|
||||
{
|
||||
codec_set_active(0x0);
|
||||
ipod_i2c_send(0x1a, 0x10, sampling_control);
|
||||
codec_set_active(0x1);
|
||||
}
|
||||
|
||||
void wm8731l_enable_recording(bool source_mic)
|
||||
{
|
||||
(void)source_mic;
|
||||
}
|
||||
|
||||
void wm8731l_disable_recording(void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
void wm8731l_set_recvol(int left, int right, int type)
|
||||
{
|
||||
(void)left;
|
||||
(void)right;
|
||||
(void)type;
|
||||
}
|
||||
|
||||
void wm8731l_set_monitor(int enable)
|
||||
{
|
||||
(void)enable;
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue