V4L/DVB (7913): DVB-PLL: add Samsung DTOS403IH102A tuner

- add Samsung DTOS403IH102A tuner

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 47 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c
index a054894ff481..ea058153ebfa 100644
--- a/drivers/media/dvb/frontends/dvb-pll.c
+++ b/drivers/media/dvb/frontends/dvb-pll.c
@@ -343,6 +343,52 @@ static struct dvb_pll_desc dvb_pll_opera1 = {
         }
 };
 
+static void samsung_dtos403ih102a_set(struct dvb_frontend *fe, u8 *buf,
+                       const struct dvb_frontend_parameters *params)
+{
+        struct dvb_pll_priv *priv = fe->tuner_priv;
+        struct i2c_msg msg = {
+                .addr = priv->pll_i2c_address,
+                .flags = 0,
+                .buf = buf,
+                .len = 4
+        };
+        int result;
+
+        if (fe->ops.i2c_gate_ctrl)
+                fe->ops.i2c_gate_ctrl(fe, 1);
+
+        result = i2c_transfer(priv->i2c, &msg, 1);
+        if (result != 1)
+                printk(KERN_ERR "%s: i2c_transfer failed:%d",
+                        __func__, result);
+
+        buf[2] = 0x9e;
+        buf[3] = 0x90;
+
+        return;
+}
+
+/* unknown pll used in Samsung DTOS403IH102A DVB-C tuner */
+static struct dvb_pll_desc dvb_pll_samsung_dtos403ih102a = {
+        .name   = "Samsung DTOS403IH102A",
+        .min    =  44250000,
+        .max    = 858000000,
+        .iffreq =  36125000,
+        .count  = 8,
+        .set    = samsung_dtos403ih102a_set,
+        .entries = {
+                { 135000000, 62500, 0xbe, 0x01 },
+                { 177000000, 62500, 0xf6, 0x01 },
+                { 370000000, 62500, 0xbe, 0x02 },
+                { 450000000, 62500, 0xf6, 0x02 },
+                { 466000000, 62500, 0xfe, 0x02 },
+                { 538000000, 62500, 0xbe, 0x08 },
+                { 826000000, 62500, 0xf6, 0x08 },
+                { 999999999, 62500, 0xfe, 0x08 },
+        }
+};
+
 /* ----------------------------------------------------------- */
 
 static struct dvb_pll_desc *pll_list[] = {
@@ -360,6 +406,7 @@ static struct dvb_pll_desc *pll_list[] = {
         [DVB_PLL_SAMSUNG_TBMV]           = &dvb_pll_samsung_tbmv,
         [DVB_PLL_PHILIPS_SD1878_TDA8261] = &dvb_pll_philips_sd1878_tda8261,
         [DVB_PLL_OPERA1]                 = &dvb_pll_opera1,
+        [DVB_PLL_SAMSUNG_DTOS403IH102A]  = &dvb_pll_samsung_dtos403ih102a,
 };
 
 /* ----------------------------------------------------------- */