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authorAntti Palosaari <crope@iki.fi>2017-06-13 20:42:52 -0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-06-20 10:25:40 -0300
commitb2c952377593d0fe0bf1c8d27bd51678979ed34d (patch)
tree849422f2e275306d257dcf359c4d97355f93416d /drivers/media
parenteaa455f023c3ac62f99dcb0aed1bd3986b61f71e (diff)
downloadlinux-b2c952377593d0fe0bf1c8d27bd51678979ed34d.tar.bz2
[media] af9013: remove unneeded register writes
Removed register writes are already chip defaults, are not required, are set later or belong to AF9015 USB interface. Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/dvb-frontends/af9013.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/drivers/media/dvb-frontends/af9013.c b/drivers/media/dvb-frontends/af9013.c
index 2b86688d73e0..5d61be45347a 100644
--- a/drivers/media/dvb-frontends/af9013.c
+++ b/drivers/media/dvb-frontends/af9013.c
@@ -895,11 +895,6 @@ static int af9013_init(struct dvb_frontend *fe)
if (ret)
goto err;
- /* enable ADC */
- ret = regmap_write(state->regmap, 0xd73a, 0xa4);
- if (ret)
- goto err;
-
/* write API version to firmware */
ret = regmap_bulk_write(state->regmap, 0x9bf2, state->api_version, 4);
if (ret)
@@ -936,43 +931,6 @@ static int af9013_init(struct dvb_frontend *fe)
if (ret)
goto err;
- /* set I2C master clock */
- ret = regmap_write(state->regmap, 0xd416, 0x14);
- if (ret)
- goto err;
-
- /* set 16 embx */
- ret = regmap_update_bits(state->regmap, 0xd700, 0x02, 0x02);
- if (ret)
- goto err;
-
- /* set no trigger */
- ret = regmap_update_bits(state->regmap, 0xd700, 0x04, 0x00);
- if (ret)
- goto err;
-
- /* set read-update bit for constellation */
- ret = regmap_update_bits(state->regmap, 0xd371, 0x02, 0x02);
- if (ret)
- goto err;
-
- /* settings for mp2if */
- if (state->ts_mode == AF9013_TS_MODE_USB) {
- /* AF9015 split PSB to 1.5k + 0.5k */
- ret = regmap_update_bits(state->regmap, 0xd50b, 0x04, 0x04);
- if (ret)
- goto err;
- } else {
- /* AF9013 set mpeg to full speed */
- ret = regmap_update_bits(state->regmap, 0xd502, 0x10, 0x10);
- if (ret)
- goto err;
- }
-
- ret = regmap_update_bits(state->regmap, 0xd520, 0x10, 0x10);
- if (ret)
- goto err;
-
/* load OFSM settings */
dev_dbg(&client->dev, "load ofsm settings\n");
len = ARRAY_SIZE(ofsm_init);