V4L/DVB (10952): cx25840: prepare it to be used by cx231xx module

cx231xx has a cx25840 inside the chip. However, some different
initializations are used for this variant.

Signed-off-by: Srinivasa Deevi <srinivasa.deevi@conexant.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 32 insertions, 12 deletions

diff --git a/drivers/media/video/cx25840/cx25840-audio.c b/drivers/media/video/cx25840/cx25840-audio.c
index 93d74bee292..d2faeaa7975 100644
--- a/drivers/media/video/cx25840/cx25840-audio.c
+++ b/drivers/media/video/cx25840/cx25840-audio.c
@@ -32,7 +32,7 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 
 	/* common for all inputs and rates */
 	/* SA_MCLK_SEL=1, SA_MCLK_DIV=0x10 */
-	if (!state->is_cx23885)
+	if (!state->is_cx23885 && !state->is_cx231xx)
 		cx25840_write(client, 0x127, 0x50);
 
 	if (state->aud_input != CX25840_AUDIO_SERIAL) {
@@ -43,11 +43,15 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
-			/* VID_PLL and AUX_PLL */
-			cx25840_write4(client, 0x108, 0x1006040f);
 
-			/* AUX_PLL_FRAC */
-			cx25840_write4(client, 0x110, 0x01bb39ee);
+			if (!state->is_cx231xx) {
+
+			       /* VID_PLL and AUX_PLL */
+			       cx25840_write4(client, 0x108, 0x1006040f);
+
+			       /* AUX_PLL_FRAC */
+			       cx25840_write4(client, 0x110, 0x01bb39ee);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -64,11 +68,15 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
-			/* VID_PLL and AUX_PLL */
-			cx25840_write4(client, 0x108, 0x1009040f);
 
-			/* AUX_PLL_FRAC */
-			cx25840_write4(client, 0x110, 0x00ec6bd6);
+			if (!state->is_cx231xx) {
+
+				/* VID_PLL and AUX_PLL */
+				cx25840_write4(client, 0x108, 0x1009040f);
+
+				/* AUX_PLL_FRAC */
+				cx25840_write4(client, 0x110, 0x00ec6bd6);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -85,11 +93,15 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
+
+			if (!state->is_cx231xx) {
+
 			/* VID_PLL and AUX_PLL */
 			cx25840_write4(client, 0x108, 0x100a040f);
 
 			/* AUX_PLL_FRAC */
 			cx25840_write4(client, 0x110, 0x0098d6e5);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -108,11 +120,15 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				 * so avoid destroying registers. */
 				break;
 			}
+
+			if (!state->is_cx231xx) {
+
 			/* VID_PLL and AUX_PLL */
 			cx25840_write4(client, 0x108, 0x1e08040f);
 
 			/* AUX_PLL_FRAC */
 			cx25840_write4(client, 0x110, 0x012a0869);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -136,11 +152,15 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 				break;
 			}
 
+
+			if (!state->is_cx231xx) {
+
 			/* VID_PLL and AUX_PLL */
 			cx25840_write4(client, 0x108, 0x1809040f);
 
 			/* AUX_PLL_FRAC */
 			cx25840_write4(client, 0x110, 0x00ec6bd6);
+			}
 
 			if (state->is_cx25836)
 				break;
@@ -155,7 +175,7 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 			break;
 
 		case 48000:
-			if (!state->is_cx23885) {
+			if (!state->is_cx23885 && !state->is_cx231xx) {
 				/* VID_PLL and AUX_PLL */
 				cx25840_write4(client, 0x108, 0x180a040f);
 
@@ -166,7 +186,7 @@ static int set_audclk_freq(struct i2c_client *client, u32 freq)
 			if (state->is_cx25836)
 				break;
 
-			if (!state->is_cx23885) {
+			if (!state->is_cx23885 && !state->is_cx231xx) {
 				/* src1_ctl */
 				cx25840_write4(client, 0x8f8, 0x08018000);
 
@@ -227,7 +247,7 @@ void cx25840_audio_set_path(struct i2c_client *client)
 	/* deassert soft reset */
 	cx25840_and_or(client, 0x810, ~0x1, 0x00);
 
-	if (state->is_cx23885) {
+	if (state->is_cx23885 || state->is_cx231xx) {
 		/* Ensure the controller is running when we exit */
 		cx25840_and_or(client, 0x803, ~0x10, 0x10);
 	}