[media] cx231xx: Initial support Astrometa T2hybrid

This patch provide only digital support;
The device is based on 24C02N EEPROM, Panasonic MN88473 demodulator,
Rafael Micro R828D tuner and CX23102-11Z chipset;
USB id: 15f4:0135.

Status:
- DVB-T/T2 works fine;
- Composite works fine;
- Analog not implemented.

Signed-off-by: Oleh Kravchenko <oleg@kaa.org.ua>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/drivers/media/usb/cx231xx/Kconfig b/drivers/media/usb/cx231xx/Kconfig
index 58de80b..6276d9b 100644 (file)
--- a/drivers/media/usb/cx231xx/Kconfig
+++ b/drivers/media/usb/cx231xx/Kconfig
@@ -52,6 +52,8 @@ config VIDEO_CX231XX_DVB
        select DVB_SI2165 if MEDIA_SUBDRV_AUTOSELECT
        select DVB_SI2168 if MEDIA_SUBDRV_AUTOSELECT
        select MEDIA_TUNER_SI2157 if MEDIA_SUBDRV_AUTOSELECT
+       select DVB_MN88473 if MEDIA_SUBDRV_AUTOSELECT
+       select MEDIA_TUNER_R820T if MEDIA_SUBDRV_AUTOSELECT
 
        ---help---
          This adds support for DVB cards based on the

diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
index a1007d0..e0daa9b 100644 (file)
--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
+++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
@@ -868,6 +868,33 @@ struct cx231xx_board cx231xx_boards[] = {
                        .amux = CX231XX_AMUX_LINE_IN,
                } },
        },
+       [CX231XX_BOARD_ASTROMETA_T2HYBRID] = {
+               .name = "Astrometa T2hybrid",
+               .tuner_type = TUNER_ABSENT,
+               .has_dvb = 1,
+               .output_mode = OUT_MODE_VIP11,
+               .agc_analog_digital_select_gpio = 0x01,
+               .ctl_pin_status_mask = 0xffffffc4,
+               .demod_addr = 0x18, /* 0x30 >> 1 */
+               .demod_i2c_master = I2C_1_MUX_1,
+               .gpio_pin_status_mask = 0xa,
+               .norm = V4L2_STD_NTSC,
+               .tuner_addr = 0x3a, /* 0x74 >> 1 */
+               .tuner_i2c_master = I2C_1_MUX_3,
+               .tuner_scl_gpio = 0x1a,
+               .tuner_sda_gpio = 0x1b,
+               .tuner_sif_gpio = 0x05,
+               .input = {{
+                               .type = CX231XX_VMUX_TELEVISION,
+                               .vmux = CX231XX_VIN_1_1,
+                               .amux = CX231XX_AMUX_VIDEO,
+                       }, {
+                               .type = CX231XX_VMUX_COMPOSITE1,
+                               .vmux = CX231XX_VIN_2_1,
+                               .amux = CX231XX_AMUX_LINE_IN,
+                       },
+               },
+       },
 };
 const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
 
@@ -937,6 +964,8 @@ struct usb_device_id cx231xx_id_table[] = {
         .driver_info = CX231XX_BOARD_TERRATEC_GRABBY},
        {USB_DEVICE(0x1b80, 0xd3b2),
        .driver_info = CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD},
+       {USB_DEVICE(0x15f4, 0x0135),
+       .driver_info = CX231XX_BOARD_ASTROMETA_T2HYBRID},
        {},
 };
 
@@ -1013,6 +1042,11 @@ void cx231xx_pre_card_setup(struct cx231xx *dev)
        dev_info(dev->dev, "Identified as %s (card=%d)\n",
                dev->board.name, dev->model);
 
+       if (CX231XX_BOARD_ASTROMETA_T2HYBRID == dev->model) {
+               /* turn on demodulator chip */
+               cx231xx_set_gpio_value(dev, 0x03, 0x01);
+       }
+
        /* set the direction for GPIO pins */
        if (dev->board.tuner_gpio) {
                cx231xx_set_gpio_direction(dev, dev->board.tuner_gpio->bit, 1);

diff --git a/drivers/media/usb/cx231xx/cx231xx-dvb.c b/drivers/media/usb/cx231xx/cx231xx-dvb.c
index 46427fd..ee3eeeb 100644 (file)
--- a/drivers/media/usb/cx231xx/cx231xx-dvb.c
+++ b/drivers/media/usb/cx231xx/cx231xx-dvb.c
@@ -37,6 +37,8 @@
 #include "mb86a20s.h"
 #include "si2157.h"
 #include "lgdt3306a.h"
+#include "r820t.h"
+#include "mn88473.h"
 
 MODULE_DESCRIPTION("driver for cx231xx based DVB cards");
 MODULE_AUTHOR("Srinivasa Deevi <srinivasa.deevi@conexant.com>");
@@ -164,6 +166,13 @@ static struct lgdt3306a_config hauppauge_955q_lgdt3306a_config = {
        .xtalMHz            = 25,
 };
 
+static struct r820t_config astrometa_t2hybrid_r820t_config = {
+       .i2c_addr               = 0x3a, /* 0x74 >> 1 */
+       .xtal                   = 16000000,
+       .rafael_chip            = CHIP_R828D,
+       .max_i2c_msg_len        = 2,
+};
+
 static inline void print_err_status(struct cx231xx *dev, int packet, int status)
 {
        char *errmsg = "Unknown";
@@ -1019,6 +1028,46 @@ static int dvb_init(struct cx231xx *dev)
                dev->dvb->i2c_client_tuner = client;
                break;
        }
+       case CX231XX_BOARD_ASTROMETA_T2HYBRID:
+       {
+               struct i2c_client *client;
+               struct i2c_board_info info = {};
+               struct mn88473_config mn88473_config = {};
+
+               /* attach demodulator chip */
+               mn88473_config.i2c_wr_max = 16;
+               mn88473_config.xtal = 25000000;
+               mn88473_config.fe = &dev->dvb->frontend;
+
+               strlcpy(info.type, "mn88473", sizeof(info.type));
+               info.addr = dev->board.demod_addr;
+               info.platform_data = &mn88473_config;
+
+               request_module(info.type);
+               client = i2c_new_device(demod_i2c, &info);
+
+               if (client == NULL || client->dev.driver == NULL) {
+                       result = -ENODEV;
+                       goto out_free;
+               }
+
+               if (!try_module_get(client->dev.driver->owner)) {
+                       i2c_unregister_device(client);
+                       result = -ENODEV;
+                       goto out_free;
+               }
+
+               dvb->i2c_client_demod = client;
+
+               /* define general-purpose callback pointer */
+               dvb->frontend->callback = cx231xx_tuner_callback;
+
+               /* attach tuner chip */
+               dvb_attach(r820t_attach, dev->dvb->frontend,
+                          tuner_i2c,
+                          &astrometa_t2hybrid_r820t_config);
+               break;
+       }
        default:
                dev_err(dev->dev,
                        "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",

diff --git a/drivers/media/usb/cx231xx/cx231xx.h b/drivers/media/usb/cx231xx/cx231xx.h
index d9792ea..986c64b 100644 (file)
--- a/drivers/media/usb/cx231xx/cx231xx.h
+++ b/drivers/media/usb/cx231xx/cx231xx.h
@@ -79,6 +79,7 @@
 #define CX231XX_BOARD_HAUPPAUGE_955Q 21
 #define CX231XX_BOARD_TERRATEC_GRABBY 22
 #define CX231XX_BOARD_EVROMEDIA_FULL_HYBRID_FULLHD 23
+#define CX231XX_BOARD_ASTROMETA_T2HYBRID 24
 
 /* Limits minimum and default number of buffers */
 #define CX231XX_MIN_BUF                 4