diff mbox

[02/37] af9035: enable AF9033 demod clock source for IT9135

Message ID 1409798205-25645-2-git-send-email-crope@iki.fi (mailing list archive)
State New, archived
Headers show

Commit Message

Antti Palosaari Sept. 4, 2014, 2:36 a.m. UTC 
Integrated RF tuner of IT9135 is connected to demod clock source
named dyn0_clk. Enable that clock source in order to provide stable
clock early enough.

Cc: Bimow Chen <Bimow.Chen@ite.com.tw>
Signed-off-by: Antti Palosaari <crope@iki.fi>
---
 drivers/media/usb/dvb-usb-v2/af9035.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
index c82beac..8ac0423 100644
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -647,16 +647,19 @@  static int af9035_read_config(struct dvb_usb_device *d)
 	state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB;
 	state->af9033_config[1].ts_mode = AF9033_TS_MODE_SERIAL;
 
-	/* eeprom memory mapped location */
 	if (state->chip_type == 0x9135) {
+		/* feed clock for integrated RF tuner */
+		state->af9033_config[0].dyn0_clk = true;
+		state->af9033_config[1].dyn0_clk = true;
+
 		if (state->chip_version == 0x02) {
 			state->af9033_config[0].tuner = AF9033_TUNER_IT9135_60;
 			state->af9033_config[1].tuner = AF9033_TUNER_IT9135_60;
-			tmp16 = 0x00461d;
+			tmp16 = 0x00461d; /* eeprom memory mapped location */
 		} else {
 			state->af9033_config[0].tuner = AF9033_TUNER_IT9135_38;
 			state->af9033_config[1].tuner = AF9033_TUNER_IT9135_38;
-			tmp16 = 0x00461b;
+			tmp16 = 0x00461b; /* eeprom memory mapped location */
 		}
 
 		/* check if eeprom exists */