/* common for all inputs and rates */
/* SA_MCLK_SEL=1, SA_MCLK_DIV=0x10 */
- cx25840_write(client, 0x127, 0x50);
+ if (!state->is_cx23885)
+ cx25840_write(client, 0x127, 0x50);
if (state->aud_input != CX25840_AUDIO_SERIAL) {
switch (freq) {
case 32000:
+ if (state->is_cx23885) {
+ /* We don't have register values
+ * so avoid destroying registers. */
+ break;
+ }
/* VID_PLL and AUX_PLL */
- cx25840_write4(client, 0x108, 0x0f040610);
+ cx25840_write4(client, 0x108, 0x1006040f);
/* AUX_PLL_FRAC */
- cx25840_write4(client, 0x110, 0xee39bb01);
+ cx25840_write4(client, 0x110, 0x01bb39ee);
if (state->is_cx25836)
break;
/* src3/4/6_ctl = 0x0801f77f */
- cx25840_write4(client, 0x900, 0x7ff70108);
- cx25840_write4(client, 0x904, 0x7ff70108);
- cx25840_write4(client, 0x90c, 0x7ff70108);
+ cx25840_write4(client, 0x900, 0x0801f77f);
+ cx25840_write4(client, 0x904, 0x0801f77f);
+ cx25840_write4(client, 0x90c, 0x0801f77f);
break;
case 44100:
+ if (state->is_cx23885) {
+ /* We don't have register values
+ * so avoid destroying registers. */
+ break;
+ }
/* VID_PLL and AUX_PLL */
- cx25840_write4(client, 0x108, 0x0f040910);
+ cx25840_write4(client, 0x108, 0x1009040f);
/* AUX_PLL_FRAC */
- cx25840_write4(client, 0x110, 0xd66bec00);
+ cx25840_write4(client, 0x110, 0x00ec6bd6);
if (state->is_cx25836)
break;
/* src3/4/6_ctl = 0x08016d59 */
- cx25840_write4(client, 0x900, 0x596d0108);
- cx25840_write4(client, 0x904, 0x596d0108);
- cx25840_write4(client, 0x90c, 0x596d0108);
+ cx25840_write4(client, 0x900, 0x08016d59);
+ cx25840_write4(client, 0x904, 0x08016d59);
+ cx25840_write4(client, 0x90c, 0x08016d59);
break;
case 48000:
+ if (state->is_cx23885) {
+ /* We don't have register values
+ * so avoid destroying registers. */
+ break;
+ }
/* VID_PLL and AUX_PLL */
- cx25840_write4(client, 0x108, 0x0f040a10);
+ cx25840_write4(client, 0x108, 0x100a040f);
/* AUX_PLL_FRAC */
- cx25840_write4(client, 0x110, 0xe5d69800);
+ cx25840_write4(client, 0x110, 0x0098d6e5);
if (state->is_cx25836)
break;
/* src3/4/6_ctl = 0x08014faa */
- cx25840_write4(client, 0x900, 0xaa4f0108);
- cx25840_write4(client, 0x904, 0xaa4f0108);
- cx25840_write4(client, 0x90c, 0xaa4f0108);
+ cx25840_write4(client, 0x900, 0x08014faa);
+ cx25840_write4(client, 0x904, 0x08014faa);
+ cx25840_write4(client, 0x90c, 0x08014faa);
break;
}
} else {
switch (freq) {
case 32000:
+ if (state->is_cx23885) {
+ /* We don't have register values
+ * so avoid destroying registers. */
+ break;
+ }
/* VID_PLL and AUX_PLL */
- cx25840_write4(client, 0x108, 0x0f04081e);
+ cx25840_write4(client, 0x108, 0x1e08040f);
/* AUX_PLL_FRAC */
- cx25840_write4(client, 0x110, 0x69082a01);
+ cx25840_write4(client, 0x110, 0x012a0869);
if (state->is_cx25836)
break;
/* src1_ctl = 0x08010000 */
- cx25840_write4(client, 0x8f8, 0x00000108);
+ cx25840_write4(client, 0x8f8, 0x08010000);
/* src3/4/6_ctl = 0x08020000 */
- cx25840_write4(client, 0x900, 0x00000208);
- cx25840_write4(client, 0x904, 0x00000208);
- cx25840_write4(client, 0x90c, 0x00000208);
+ cx25840_write4(client, 0x900, 0x08020000);
+ cx25840_write4(client, 0x904, 0x08020000);
+ cx25840_write4(client, 0x90c, 0x08020000);
/* SA_MCLK_SEL=1, SA_MCLK_DIV=0x14 */
cx25840_write(client, 0x127, 0x54);
break;
case 44100:
+ if (state->is_cx23885) {
+ /* We don't have register values
+ * so avoid destroying registers. */
+ break;
+ }
+
/* VID_PLL and AUX_PLL */
- cx25840_write4(client, 0x108, 0x0f040918);
+ cx25840_write4(client, 0x108, 0x1809040f);
/* AUX_PLL_FRAC */
- cx25840_write4(client, 0x110, 0xd66bec00);
+ cx25840_write4(client, 0x110, 0x00ec6bd6);
if (state->is_cx25836)
break;
/* src1_ctl = 0x08010000 */
- cx25840_write4(client, 0x8f8, 0xcd600108);
+ cx25840_write4(client, 0x8f8, 0x080160cd);
/* src3/4/6_ctl = 0x08020000 */
- cx25840_write4(client, 0x900, 0x85730108);
- cx25840_write4(client, 0x904, 0x85730108);
- cx25840_write4(client, 0x90c, 0x85730108);
+ cx25840_write4(client, 0x900, 0x08017385);
+ cx25840_write4(client, 0x904, 0x08017385);
+ cx25840_write4(client, 0x90c, 0x08017385);
break;
case 48000:
- /* VID_PLL and AUX_PLL */
- cx25840_write4(client, 0x108, 0x0f040a18);
+ if (!state->is_cx23885) {
+ /* VID_PLL and AUX_PLL */
+ cx25840_write4(client, 0x108, 0x180a040f);
- /* AUX_PLL_FRAC */
- cx25840_write4(client, 0x110, 0xe5d69800);
+ /* AUX_PLL_FRAC */
+ cx25840_write4(client, 0x110, 0x0098d6e5);
+ }
if (state->is_cx25836)
break;
- /* src1_ctl = 0x08010000 */
- cx25840_write4(client, 0x8f8, 0x00800108);
+ if (!state->is_cx23885) {
+ /* src1_ctl */
+ cx25840_write4(client, 0x8f8, 0x08018000);
- /* src3/4/6_ctl = 0x08020000 */
- cx25840_write4(client, 0x900, 0x55550108);
- cx25840_write4(client, 0x904, 0x55550108);
- cx25840_write4(client, 0x90c, 0x55550108);
+ /* src3/4/6_ctl */
+ cx25840_write4(client, 0x900, 0x08015555);
+ cx25840_write4(client, 0x904, 0x08015555);
+ cx25840_write4(client, 0x90c, 0x08015555);
+ } else {
+
+ cx25840_write4(client, 0x8f8, 0x0801867c);
+
+ cx25840_write4(client, 0x900, 0x08014faa);
+ cx25840_write4(client, 0x904, 0x08014faa);
+ cx25840_write4(client, 0x90c, 0x08014faa);
+ }
break;
}
}
{
struct cx25840_state *state = i2c_get_clientdata(client);
+ /* assert soft reset */
+ cx25840_and_or(client, 0x810, ~0x1, 0x01);
+
/* stop microcontroller */
cx25840_and_or(client, 0x803, ~0x10, 0);
- /* assert soft reset */
- if (!state->is_cx25836)
- cx25840_and_or(client, 0x810, ~0x1, 0x01);
-
/* Mute everything to prevent the PFFT! */
cx25840_write(client, 0x8d3, 0x1f);
if (state->aud_input == CX25840_AUDIO_SERIAL) {
/* Set Path1 to Serial Audio Input */
- cx25840_write4(client, 0x8d0, 0x12100101);
+ cx25840_write4(client, 0x8d0, 0x01011012);
/* The microcontroller should not be started for the
* non-tuner inputs: autodetection is specific for
* TV audio. */
} else {
/* Set Path1 to Analog Demod Main Channel */
- cx25840_write4(client, 0x8d0, 0x7038061f);
+ cx25840_write4(client, 0x8d0, 0x1f063870);
}
set_audclk_freq(client, state->audclk_freq);
- /* deassert soft reset */
- if (!state->is_cx25836)
- cx25840_and_or(client, 0x810, ~0x1, 0x00);
-
if (state->aud_input != CX25840_AUDIO_SERIAL) {
/* When the microcontroller detects the
* audio format, it will unmute the lines */
cx25840_and_or(client, 0x803, ~0x10, 0x10);
}
+
+ /* deassert soft reset */
+ cx25840_and_or(client, 0x810, ~0x1, 0x00);
+
+ if (state->is_cx23885) {
+ /* Ensure the controller is running when we exit */
+ cx25840_and_or(client, 0x803, ~0x10, 0x10);
+ }
}
static int get_volume(struct i2c_client *client)
{
+ struct cx25840_state *state = i2c_get_clientdata(client);
+ int vol;
+
+ if (state->unmute_volume >= 0)
+ return state->unmute_volume;
+
/* Volume runs +18dB to -96dB in 1/2dB steps
* change to fit the msp3400 -114dB to +12dB range */
/* check PATH1_VOLUME */
- int vol = 228 - cx25840_read(client, 0x8d4);
+ vol = 228 - cx25840_read(client, 0x8d4);
vol = (vol / 2) + 23;
return vol << 9;
}
static void set_volume(struct i2c_client *client, int volume)
{
- /* First convert the volume to msp3400 values (0-127) */
- int vol = volume >> 9;
+ struct cx25840_state *state = i2c_get_clientdata(client);
+ int vol;
+
+ if (state->unmute_volume >= 0) {
+ state->unmute_volume = volume;
+ return;
+ }
+
+ /* Convert the volume to msp3400 values (0-127) */
+ vol = volume >> 9;
+
/* now scale it up to cx25840 values
* -114dB to -96dB maps to 0
* this should be 19, but in my testing that was 4dB too loud */
static int get_mute(struct i2c_client *client)
{
- /* check SRC1_MUTE_EN */
- return cx25840_read(client, 0x8d3) & 0x2 ? 1 : 0;
+ struct cx25840_state *state = i2c_get_clientdata(client);
+
+ return state->unmute_volume >= 0;
}
static void set_mute(struct i2c_client *client, int mute)
{
struct cx25840_state *state = i2c_get_clientdata(client);
- if (state->aud_input != CX25840_AUDIO_SERIAL) {
- /* Must turn off microcontroller in order to mute sound.
- * Not sure if this is the best method, but it does work.
- * If the microcontroller is running, then it will undo any
- * changes to the mute register. */
- if (mute) {
- /* disable microcontroller */
- cx25840_and_or(client, 0x803, ~0x10, 0x00);
- cx25840_write(client, 0x8d3, 0x1f);
- } else {
- /* enable microcontroller */
- cx25840_and_or(client, 0x803, ~0x10, 0x10);
- }
- } else {
- /* SRC1_MUTE_EN */
- cx25840_and_or(client, 0x8d3, ~0x2, mute ? 0x02 : 0x00);
+ if (mute && state->unmute_volume == -1) {
+ int vol = get_volume(client);
+
+ set_volume(client, 0);
+ state->unmute_volume = vol;
+ }
+ else if (!mute && state->unmute_volume != -1) {
+ int vol = state->unmute_volume;
+
+ state->unmute_volume = -1;
+ set_volume(client, vol);
}
}
switch (cmd) {
case VIDIOC_INT_AUDIO_CLOCK_FREQ:
+ if (!state->is_cx25836)
+ cx25840_and_or(client, 0x810, ~0x1, 1);
if (state->aud_input != CX25840_AUDIO_SERIAL) {
cx25840_and_or(client, 0x803, ~0x10, 0);
cx25840_write(client, 0x8d3, 0x1f);
}
- if (!state->is_cx25836)
- cx25840_and_or(client, 0x810, ~0x1, 1);
retval = set_audclk_freq(client, *(u32 *)arg);
- if (!state->is_cx25836)
- cx25840_and_or(client, 0x810, ~0x1, 0);
if (state->aud_input != CX25840_AUDIO_SERIAL) {
cx25840_and_or(client, 0x803, ~0x10, 0x10);
}
+ if (!state->is_cx25836)
+ cx25840_and_or(client, 0x810, ~0x1, 0);
return retval;
case VIDIOC_G_CTRL: