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authorOlivier Grenie <olivier.grenie@dibcom.fr>2011-08-29 10:58:47 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-11-24 20:56:07 -0200
commitd1190024f0277a225c5926dbeb23306eb55035be (patch)
tree26fe6efd166ab170ea3e6e2ec07d62ff17506f9a /drivers/media/dvb/dvb-usb/dib0700_devices.c
parent88f3a3584c74af84cd0476ee94af6234b50ce697 (diff)
[media] dib9090: limit the I2C speed
The intend of this patch is to limit the maximum I2C speed. Signed-off-by: Olivier Grenie <olivier.grenie@dibcom.fr> Signed-off-by: Patrick Boettcher <patrick.boettcher@dibcom.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/dvb-usb/dib0700_devices.c')
-rw-r--r--drivers/media/dvb/dvb-usb/dib0700_devices.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/media/dvb/dvb-usb/dib0700_devices.c b/drivers/media/dvb/dvb-usb/dib0700_devices.c
index 823c3562b84e..d0174fd9a087 100644
--- a/drivers/media/dvb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/dvb/dvb-usb/dib0700_devices.c
@@ -2138,7 +2138,7 @@ static int dib9090_tuner_attach(struct dvb_usb_adapter *adap)
i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_1_2, 0);
if (dib01x0_pmu_update(i2c, data_dib190, 10) != 0)
return -ENODEV;
- dib0700_set_i2c_speed(adap->dev, 2000);
+ dib0700_set_i2c_speed(adap->dev, 1500);
if (dib9000_firmware_post_pll_init(adap->fe_adap[0].fe) < 0)
return -ENODEV;
release_firmware(state->frontend_firmware);
@@ -2217,7 +2217,8 @@ static int nim9090md_tuner_attach(struct dvb_usb_adapter *adap)
i2c = dib9000_get_i2c_master(adap->fe_adap[0].fe, DIBX000_I2C_INTERFACE_GPIO_1_2, 0);
if (dib01x0_pmu_update(i2c, data_dib190, 10) < 0)
return -ENODEV;
- dib0700_set_i2c_speed(adap->dev, 2000);
+
+ dib0700_set_i2c_speed(adap->dev, 1500);
if (dib9000_firmware_post_pll_init(adap->fe_adap[0].fe) < 0)
return -ENODEV;
@@ -2230,7 +2231,7 @@ static int nim9090md_tuner_attach(struct dvb_usb_adapter *adap)
if (dvb_attach(dib0090_fw_register, fe_slave, i2c, &nim9090md_dib0090_config[1]) == NULL)
return -ENODEV;
fe_slave->dvb = adap->fe_adap[0].fe->dvb;
- dib9000_fw_set_component_bus_speed(adap->fe_adap[0].fe, 2000);
+ dib9000_fw_set_component_bus_speed(adap->fe_adap[0].fe, 1500);
if (dib9000_firmware_post_pll_init(fe_slave) < 0)
return -ENODEV;
}