[media] em28xx: add support for PCTV DVB-S2 Stick (461e) [2013:0258]

Device has following chips: Empia EM28178, Montage M88DS3103,
Montage M88TS2022, Allegro A8293.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

diff --git a/drivers/media/usb/em28xx/Kconfig b/drivers/media/usb/em28xx/Kconfig
index ca5ee6a..d6ba514 100644 (file)
--- a/drivers/media/usb/em28xx/Kconfig
+++ b/drivers/media/usb/em28xx/Kconfig
@@ -49,6 +49,8 @@ config VIDEO_EM28XX_DVB
        select DVB_MB86A20S if MEDIA_SUBDRV_AUTOSELECT
        select MEDIA_TUNER_QT1010 if MEDIA_SUBDRV_AUTOSELECT
        select MEDIA_TUNER_TDA18271 if MEDIA_SUBDRV_AUTOSELECT
+       select DVB_M88DS3103 if MEDIA_SUBDRV_AUTOSELECT
+       select MEDIA_TUNER_M88TS2022 if MEDIA_SUBDRV_AUTOSELECT
        ---help---
          This adds support for DVB cards based on the
          Empiatech em28xx chips.

diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
index 5da60da..36853f1 100644 (file)
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -356,6 +356,28 @@ static struct em28xx_reg_seq c3tech_digital_duo_digital[] = {
        {       -1,                     -1,     -1,     -1},
 };
 
+/*
+ * 2013:0258 PCTV DVB-S2 Stick (461e)
+ * GPIO 0 = POWER_ON
+ * GPIO 1 = BOOST
+ * GPIO 2 = VUV_LNB (red LED)
+ * GPIO 3 = #EXT_12V
+ * GPIO 4 = INT_DEM
+ * GPIO 5 = INT_LNB
+ * GPIO 6 = #RESET_DEM
+ * GPIO 7 = P07_LED (green LED)
+ */
+static struct em28xx_reg_seq pctv_461e[] = {
+       {EM2874_R80_GPIO_P0_CTRL,      0x7f, 0xff,    0},
+       {0x0d,                 0xff, 0xff,    0},
+       {EM2874_R80_GPIO_P0_CTRL,      0x3f, 0xff,  100}, /* reset demod */
+       {EM2874_R80_GPIO_P0_CTRL,      0x7f, 0xff,  200}, /* reset demod */
+       {0x0d,                 0x42, 0xff,    0},
+       {EM2874_R80_GPIO_P0_CTRL,      0xeb, 0xff,    0},
+       {EM2874_R5F_TS_ENABLE, 0x84, 0x84,    0}, /* parallel? | null discard */
+       {                  -1,   -1,   -1,   -1},
+};
+
 #if 0
 static struct em28xx_reg_seq hauppauge_930c_gpio[] = {
        {EM2874_R80_GPIO_P0_CTRL,       0x6f,   0xff,   10},
@@ -2125,6 +2147,17 @@ struct em28xx_board em28xx_boards[] = {
                .buttons = speedlink_vad_laplace_buttons,
                .leds = speedlink_vad_laplace_leds,
        },
+       /* 2013:0258 PCTV DVB-S2 Stick (461e)
+        * Empia EM28178, Montage M88DS3103, Montage M88TS2022, Allegro A8293 */
+       [EM28178_BOARD_PCTV_461E] = {
+               .def_i2c_bus   = 1,
+               .i2c_speed     = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ,
+               .name          = "PCTV DVB-S2 Stick (461e)",
+               .tuner_type    = TUNER_ABSENT,
+               .tuner_gpio    = pctv_461e,
+               .has_dvb       = 1,
+               .ir_codes      = RC_MAP_PINNACLE_PCTV_HD,
+       },
 };
 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
 
@@ -2294,6 +2327,8 @@ struct usb_device_id em28xx_id_table[] = {
                        .driver_info = EM2765_BOARD_SPEEDLINK_VAD_LAPLACE },
        { USB_DEVICE(0x1ae7, 0x9004),
                        .driver_info = EM2765_BOARD_SPEEDLINK_VAD_LAPLACE },
+       { USB_DEVICE(0x2013, 0x0258),
+                       .driver_info = EM28178_BOARD_PCTV_461E },
        { },
 };
 MODULE_DEVICE_TABLE(usb, em28xx_id_table);

diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
index 344042b..4f8f687 100644 (file)
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -51,6 +51,8 @@
 #include "a8293.h"
 #include "qt1010.h"
 #include "mb86a20s.h"
+#include "m88ds3103.h"
+#include "m88ts2022.h"
 
 MODULE_DESCRIPTION("driver for em28xx based DVB cards");
 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
@@ -808,6 +810,19 @@ static struct tda18271_config c3tech_duo_tda18271_config = {
        .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
 };
 
+static const struct m88ds3103_config pctv_461e_m88ds3103_config = {
+       .i2c_addr = 0x68,
+       .clock = 27000000,
+       .i2c_wr_max = 33,
+       .clock_out = 0,
+       .ts_mode = M88DS3103_TS_PARALLEL_16,
+       .agc = 0x99,
+};
+
+static const struct m88ts2022_config em28xx_m88ts2022_config = {
+       .i2c_addr = 0x60,
+       .clock = 27000000,
+};
 
 /* ------------------------------------------------------------------ */
 
@@ -1330,6 +1345,44 @@ static int em28xx_dvb_init(struct em28xx *dev)
                        goto out_free;
                }
                break;
+       case EM28178_BOARD_PCTV_461E:
+               {
+                       /* demod I2C adapter */
+                       struct i2c_adapter *i2c_adapter;
+
+                       /* attach demod */
+                       dvb->fe[0] = dvb_attach(m88ds3103_attach,
+                                       &pctv_461e_m88ds3103_config,
+                                       &dev->i2c_adap[dev->def_i2c_bus],
+                                       &i2c_adapter);
+                       if (dvb->fe[0] == NULL) {
+                               result = -ENODEV;
+                               goto out_free;
+                       }
+
+                       /* attach tuner */
+                       if (!dvb_attach(m88ts2022_attach, dvb->fe[0],
+                                       i2c_adapter,
+                                       &em28xx_m88ts2022_config)) {
+                               dvb_frontend_detach(dvb->fe[0]);
+                               result = -ENODEV;
+                               goto out_free;
+                       }
+
+                       /* delegate signal strength measurement to tuner */
+                       dvb->fe[0]->ops.read_signal_strength =
+                                       dvb->fe[0]->ops.tuner_ops.get_rf_strength;
+
+                       /* attach SEC */
+                       if (!dvb_attach(a8293_attach, dvb->fe[0],
+                                       &dev->i2c_adap[dev->def_i2c_bus],
+                                       &em28xx_a8293_config)) {
+                               dvb_frontend_detach(dvb->fe[0]);
+                               result = -ENODEV;
+                               goto out_free;
+                       }
+               }
+               break;
        default:
                em28xx_errdev("/2: The frontend of your DVB/ATSC card"
                                " isn't supported yet\n");

diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h
index 6e26fba..aa35750 100644 (file)
--- a/drivers/media/usb/em28xx/em28xx.h
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -133,6 +133,7 @@
 #define EM2874_BOARD_DELOCK_61959                89
 #define EM2874_BOARD_KWORLD_UB435Q_V2            90
 #define EM2765_BOARD_SPEEDLINK_VAD_LAPLACE       91
+#define EM28178_BOARD_PCTV_461E                   92
 
 /* Limits minimum and default number of buffers */
 #define EM28XX_MIN_BUF 4