Commit 92782bb0 authored by Igor M. Liplianin's avatar Igor M. Liplianin Committed by Mauro Carvalho Chehab

V4L/DVB (12309): Add output clock configuration for stv6110 tuner.

Signed-off-by: default avatarIgor M. Liplianin <liplianin@netup.ru>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 25ea66e2
......@@ -36,6 +36,7 @@ struct stv6110_priv {
struct i2c_adapter *i2c;
u32 mclk;
u8 clk_div;
u8 regs[8];
};
......@@ -221,6 +222,10 @@ static int stv6110_init(struct dvb_frontend *fe)
priv->regs[RSTV6110_CTRL1] |=
((((priv->mclk / 1000000) - 16) & 0x1f) << 3);
/* divisor value for the output clock */
priv->regs[RSTV6110_CTRL2] &= ~0xc0;
priv->regs[RSTV6110_CTRL2] |= (priv->clk_div << 6);
stv6110_write_regs(fe, &priv->regs[RSTV6110_CTRL1], RSTV6110_CTRL1, 8);
msleep(1);
stv6110_set_bandwidth(fe, 72000000);
......@@ -418,6 +423,10 @@ struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
};
int ret;
/* divisor value for the output clock */
reg0[2] &= ~0xc0;
reg0[2] |= (config->clk_div << 6);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
......@@ -436,6 +445,7 @@ struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
priv->i2c_address = config->i2c_address;
priv->i2c = i2c;
priv->mclk = config->mclk;
priv->clk_div = config->clk_div;
memcpy(&priv->regs, &reg0[1], 8);
......
......@@ -42,6 +42,7 @@ struct stv6110_config {
u8 i2c_address;
u32 mclk;
int iq_wiring;
u8 clk_div; /* divisor value for the output clock */
};
#if defined(CONFIG_DVB_STV6110) || (defined(CONFIG_DVB_STV6110_MODULE) \
......
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