From fc30dd7647e502b757c47c2a1b7163face9e0272 Mon Sep 17 00:00:00 2001 From: Olli Salonen Date: Mon, 24 Nov 2014 03:57:34 -0300 Subject: [PATCH] [media] em28xx: Add support for Terratec Cinergy T2 Stick HD Terratec Cinergy T2 Stick HD [eb1a:8179] is a USB DVB-T/T2/C tuner that contains following components: * Empia EM28178 USB bridge * Silicon Labs Si2168-A30 demodulator * Silicon Labs Si2146-A10 tuner I don't have the remote, so the RC_MAP is a best guess based on the pictures of the remote controllers and other supported Terratec devices with a similar remote. [Antti: Resolved conflict caused by Leadtek VC100 patch] Signed-off-by: Olli Salonen Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/em28xx/em28xx-cards.c | 27 +++++++++++++++ drivers/media/usb/em28xx/em28xx-dvb.c | 59 +++++++++++++++++++++++++++++++++ drivers/media/usb/em28xx/em28xx.h | 1 + 3 files changed, 87 insertions(+) diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c index 3c97bf1..5f747a5 100644 --- a/drivers/media/usb/em28xx/em28xx-cards.c +++ b/drivers/media/usb/em28xx/em28xx-cards.c @@ -479,6 +479,20 @@ static struct em28xx_reg_seq pctv_292e[] = { {-1, -1, -1, -1}, }; +static struct em28xx_reg_seq terratec_t2_stick_hd[] = { + {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0}, + {0x0d, 0xff, 0xff, 600}, + {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 10}, + {EM2874_R80_GPIO_P0_CTRL, 0xbc, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0x00, 0xff, 300}, + {EM2874_R80_GPIO_P0_CTRL, 0xf8, 0xff, 100}, + {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 300}, + {0x0d, 0x42, 0xff, 1000}, + {EM2874_R5F_TS_ENABLE, 0x85, 0xff, 0}, + {-1, -1, -1, -1}, +}; + /* * Button definitions */ @@ -2257,6 +2271,17 @@ struct em28xx_board em28xx_boards[] = { .amux = EM28XX_AMUX_LINE_IN, } }, }, + /* eb1a:8179 Terratec Cinergy T2 Stick HD. + * Empia EM28178, Silicon Labs Si2168, Silicon Labs Si2146 */ + [EM28178_BOARD_TERRATEC_T2_STICK_HD] = { + .name = "Terratec Cinergy T2 Stick HD", + .def_i2c_bus = 1, + .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ, + .tuner_type = TUNER_ABSENT, + .tuner_gpio = terratec_t2_stick_hd, + .has_dvb = 1, + .ir_codes = RC_MAP_TERRATEC_SLIM_2, + }, }; EXPORT_SYMBOL_GPL(em28xx_boards); @@ -2440,6 +2465,8 @@ struct usb_device_id em28xx_id_table[] = { .driver_info = EM28178_BOARD_PCTV_292E }, { USB_DEVICE(0x0413, 0x6f07), .driver_info = EM2861_BOARD_LEADTEK_VC100 }, + { USB_DEVICE(0xeb1a, 0x8179), + .driver_info = EM28178_BOARD_TERRATEC_T2_STICK_HD }, { }, }; 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 5a94f17..0b8823d 100644 --- a/drivers/media/usb/em28xx/em28xx-dvb.c +++ b/drivers/media/usb/em28xx/em28xx-dvb.c @@ -1604,6 +1604,65 @@ static int em28xx_dvb_init(struct em28xx *dev) dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna; } break; + case EM28178_BOARD_TERRATEC_T2_STICK_HD: + { + struct i2c_adapter *adapter; + struct i2c_client *client; + struct i2c_board_info info; + struct si2168_config si2168_config; + struct si2157_config si2157_config; + + /* attach demod */ + memset(&si2168_config, 0, sizeof(si2168_config)); + si2168_config.i2c_adapter = &adapter; + si2168_config.fe = &dvb->fe[0]; + si2168_config.ts_mode = SI2168_TS_PARALLEL; + memset(&info, 0, sizeof(struct i2c_board_info)); + strlcpy(info.type, "si2168", I2C_NAME_SIZE); + info.addr = 0x64; + info.platform_data = &si2168_config; + request_module(info.type); + client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &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; + + /* attach tuner */ + memset(&si2157_config, 0, sizeof(si2157_config)); + si2157_config.fe = dvb->fe[0]; + memset(&info, 0, sizeof(struct i2c_board_info)); + strlcpy(info.type, "si2146", I2C_NAME_SIZE); + info.addr = 0x60; + info.platform_data = &si2157_config; + request_module("si2157"); + client = i2c_new_device(adapter, &info); + if (client == NULL || client->dev.driver == NULL) { + module_put(dvb->i2c_client_demod->dev.driver->owner); + i2c_unregister_device(dvb->i2c_client_demod); + result = -ENODEV; + goto out_free; + } + + if (!try_module_get(client->dev.driver->owner)) { + i2c_unregister_device(client); + module_put(dvb->i2c_client_demod->dev.driver->owner); + i2c_unregister_device(dvb->i2c_client_demod); + result = -ENODEV; + goto out_free; + } + + dvb->i2c_client_tuner = client; + } + 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 05e7f7c..8c970be 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -142,6 +142,7 @@ #define EM2874_BOARD_KWORLD_UB435Q_V3 93 #define EM28178_BOARD_PCTV_292E 94 #define EM2861_BOARD_LEADTEK_VC100 95 +#define EM28178_BOARD_TERRATEC_T2_STICK_HD 96 /* Limits minimum and default number of buffers */ #define EM28XX_MIN_BUF 4 -- 2.7.4