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authorMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-05-06 16:35:05 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-05-06 16:38:33 -0300
commit491df465d7a25f4211d4ab699a71a7d47e864044 (patch)
treed6a3d2f5b058bcb1a148cb0b6d20dce7742312b5
parent7977a15ede1d2d95446ff26a9e34a7b16c0fd12f (diff)
[media] em28xx: add support for PLEX PX-BCUD (ISDB-S)
PX-BCUD has the following components: USB interface: Empia EM28178 Demodulator: Toshiba TC90532 (works by code for TC90522) Tuner: Next version of Sharp QM1D1C0042 em28xx_dvb_init(): add init code for PLEX PX-BCUD with calling px_bcud_init() that does things like pin configuration. qm1d1c0042_init(): support the next version of QM1D1C0042, change to choose an appropriate array of initial registers by reading chip id. [mchehab@osg.samsung.com: fold a fixup patch and fix checkpatch.pl errors/warnings, where applicable] Signed-off-by: Satoshi Nagahama <sattnag@aim.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
-rw-r--r--drivers/media/tuners/qm1d1c0042.c38
-rw-r--r--drivers/media/usb/em28xx/Kconfig2
-rw-r--r--drivers/media/usb/em28xx/em28xx-cards.c30
-rw-r--r--drivers/media/usb/em28xx/em28xx-dvb.c121
-rw-r--r--drivers/media/usb/em28xx/em28xx.h1
5 files changed, 181 insertions, 11 deletions
diff --git a/drivers/media/tuners/qm1d1c0042.c b/drivers/media/tuners/qm1d1c0042.c
index 18bc745ed108..9af2a155cfca 100644
--- a/drivers/media/tuners/qm1d1c0042.c
+++ b/drivers/media/tuners/qm1d1c0042.c
@@ -32,14 +32,24 @@
#include "qm1d1c0042.h"
#define QM1D1C0042_NUM_REGS 0x20
-
-static const u8 reg_initval[QM1D1C0042_NUM_REGS] = {
- 0x48, 0x1c, 0xa0, 0x10, 0xbc, 0xc5, 0x20, 0x33,
- 0x06, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
- 0x00, 0xff, 0xf3, 0x00, 0x2a, 0x64, 0xa6, 0x86,
- 0x8c, 0xcf, 0xb8, 0xf1, 0xa8, 0xf2, 0x89, 0x00
+#define QM1D1C0042_NUM_REG_ROWS 2
+
+static const u8
+reg_initval[QM1D1C0042_NUM_REG_ROWS][QM1D1C0042_NUM_REGS] = { {
+ 0x48, 0x1c, 0xa0, 0x10, 0xbc, 0xc5, 0x20, 0x33,
+ 0x06, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
+ 0x00, 0xff, 0xf3, 0x00, 0x2a, 0x64, 0xa6, 0x86,
+ 0x8c, 0xcf, 0xb8, 0xf1, 0xa8, 0xf2, 0x89, 0x00
+ }, {
+ 0x68, 0x1c, 0xc0, 0x10, 0xbc, 0xc1, 0x11, 0x33,
+ 0x03, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00,
+ 0x00, 0xff, 0xf3, 0x00, 0x3f, 0x25, 0x5c, 0xd6,
+ 0x55, 0xcf, 0x95, 0xf6, 0x36, 0xf2, 0x09, 0x00
+ }
};
+static int reg_index;
+
static const struct qm1d1c0042_config default_cfg = {
.xtal_freq = 16000,
.lpf = 1,
@@ -320,7 +330,6 @@ static int qm1d1c0042_init(struct dvb_frontend *fe)
int i, ret;
state = fe->tuner_priv;
- memcpy(state->regs, reg_initval, sizeof(reg_initval));
reg_write(state, 0x01, 0x0c);
reg_write(state, 0x01, 0x0c);
@@ -330,15 +339,22 @@ static int qm1d1c0042_init(struct dvb_frontend *fe)
goto failed;
usleep_range(2000, 3000);
- val = state->regs[0x01] | 0x10;
- ret = reg_write(state, 0x01, val); /* soft reset off */
+ ret = reg_write(state, 0x01, 0x1c); /* soft reset off */
if (ret < 0)
goto failed;
- /* check ID */
+ /* check ID and choose initial registers corresponding ID */
ret = reg_read(state, 0x00, &val);
- if (ret < 0 || val != 0x48)
+ if (ret < 0)
+ goto failed;
+ for (reg_index = 0; reg_index < QM1D1C0042_NUM_REG_ROWS;
+ reg_index++) {
+ if (val == reg_initval[reg_index][0x00])
+ break;
+ }
+ if (reg_index >= QM1D1C0042_NUM_REG_ROWS)
goto failed;
+ memcpy(state->regs, reg_initval[reg_index], QM1D1C0042_NUM_REGS);
usleep_range(2000, 3000);
state->regs[0x0c] |= 0x40;
diff --git a/drivers/media/usb/em28xx/Kconfig b/drivers/media/usb/em28xx/Kconfig
index e382210c4ada..d917b0a2beb1 100644
--- a/drivers/media/usb/em28xx/Kconfig
+++ b/drivers/media/usb/em28xx/Kconfig
@@ -59,6 +59,8 @@ config VIDEO_EM28XX_DVB
select DVB_DRX39XYJ if MEDIA_SUBDRV_AUTOSELECT
select DVB_SI2168 if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_SI2157 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_TC90522 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_QM1D1C0042 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 930e3e3fc948..57c3b905bf0a 100644
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -492,6 +492,20 @@ static struct em28xx_reg_seq terratec_t2_stick_hd[] = {
{-1, -1, -1, -1},
};
+static struct em28xx_reg_seq plex_px_bcud[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0},
+ {0x0d, 0xff, 0xff, 0},
+ {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0},
+ {EM28XX_R06_I2C_CLK, 0x40, 0xff, 0},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 100},
+ {EM28XX_R12_VINENABLE, 0x20, 0x20, 0},
+ {0x0d, 0x42, 0xff, 1000},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10},
+ {0x73, 0xfd, 0xff, 100},
+ {-1, -1, -1, -1},
+};
+
/*
* Button definitions
*/
@@ -2306,6 +2320,20 @@ struct em28xx_board em28xx_boards[] = {
.has_dvb = 1,
.ir_codes = RC_MAP_TERRATEC_SLIM_2,
},
+
+ /*
+ * 3275:0085 PLEX PX-BCUD.
+ * Empia EM28178, TOSHIBA TC90532XBG, Sharp QM1D1C0042
+ */
+ [EM28178_BOARD_PLEX_PX_BCUD] = {
+ .name = "PLEX PX-BCUD",
+ .xclk = EM28XX_XCLK_FREQUENCY_4_3MHZ,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = plex_px_bcud,
+ .has_dvb = 1,
+ },
};
EXPORT_SYMBOL_GPL(em28xx_boards);
@@ -2495,6 +2523,8 @@ struct usb_device_id em28xx_id_table[] = {
.driver_info = EM2861_BOARD_LEADTEK_VC100 },
{ USB_DEVICE(0xeb1a, 0x8179),
.driver_info = EM28178_BOARD_TERRATEC_T2_STICK_HD },
+ { USB_DEVICE(0x3275, 0x0085),
+ .driver_info = EM28178_BOARD_PLEX_PX_BCUD },
{ },
};
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 5d209c7c54d5..fbc4e4b3268e 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -58,6 +58,8 @@
#include "ts2020.h"
#include "si2168.h"
#include "si2157.h"
+#include "tc90522.h"
+#include "qm1d1c0042.h"
MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
MODULE_LICENSE("GPL");
@@ -787,6 +789,68 @@ static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
return 0;
}
+static void px_bcud_init(struct em28xx *dev)
+{
+ int i;
+ struct {
+ unsigned char r[4];
+ int len;
+ } regs1[] = {
+ {{ 0x0e, 0x77 }, 2},
+ {{ 0x0f, 0x77 }, 2},
+ {{ 0x03, 0x90 }, 2},
+ }, regs2[] = {
+ {{ 0x07, 0x01 }, 2},
+ {{ 0x08, 0x10 }, 2},
+ {{ 0x13, 0x00 }, 2},
+ {{ 0x17, 0x00 }, 2},
+ {{ 0x03, 0x01 }, 2},
+ {{ 0x10, 0xb1 }, 2},
+ {{ 0x11, 0x40 }, 2},
+ {{ 0x85, 0x7a }, 2},
+ {{ 0x87, 0x04 }, 2},
+ };
+ static struct em28xx_reg_seq gpio[] = {
+ {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60},
+ {EM28XX_R15_RGAIN, 0x20, 0xff, 0},
+ {EM28XX_R16_GGAIN, 0x20, 0xff, 0},
+ {EM28XX_R17_BGAIN, 0x20, 0xff, 0},
+ {EM28XX_R18_ROFFSET, 0x00, 0xff, 0},
+ {EM28XX_R19_GOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R23_UOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R24_VOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R26_COMPR, 0x00, 0xff, 0},
+ {0x13, 0x08, 0xff, 0},
+ {EM28XX_R12_VINENABLE, 0x27, 0xff, 0},
+ {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0},
+ {EM28XX_R27_OUTFMT, 0x00, 0xff, 0},
+ {EM28XX_R10_VINMODE, 0x00, 0xff, 0},
+ {EM28XX_R11_VINCTRL, 0x11, 0xff, 0},
+ {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0},
+ {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0},
+ {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0},
+ };
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46);
+ /* sleeping ISDB-T */
+ dev->dvb->i2c_client_demod->addr = 0x14;
+ for (i = 0; i < ARRAY_SIZE(regs1); i++)
+ i2c_master_send(dev->dvb->i2c_client_demod, regs1[i].r,
+ regs1[i].len);
+ /* sleeping ISDB-S */
+ dev->dvb->i2c_client_demod->addr = 0x15;
+ for (i = 0; i < ARRAY_SIZE(regs2); i++)
+ i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r,
+ regs2[i].len);
+ for (i = 0; i < ARRAY_SIZE(gpio); i++) {
+ em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val,
+ gpio[i].mask);
+ if (gpio[i].sleep > 0)
+ msleep(gpio[i].sleep);
+ }
+};
+
static struct mt352_config terratec_xs_mt352_cfg = {
.demod_address = (0x1e >> 1),
.no_tuner = 1,
@@ -1762,6 +1826,63 @@ static int em28xx_dvb_init(struct em28xx *dev)
dvb->i2c_client_tuner = client;
}
break;
+
+ case EM28178_BOARD_PLEX_PX_BCUD:
+ {
+ struct i2c_client *client;
+ struct i2c_board_info info;
+ struct tc90522_config tc90522_config;
+ struct qm1d1c0042_config qm1d1c0042_config;
+
+ /* attach demod */
+ memset(&tc90522_config, 0, sizeof(tc90522_config));
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ strlcpy(info.type, "tc90522sat", I2C_NAME_SIZE);
+ info.addr = 0x15;
+ info.platform_data = &tc90522_config;
+ request_module("tc90522");
+ client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
+ if (client == NULL || client->dev.driver == NULL) {
+ result = -ENODEV;
+ goto out_free;
+ }
+ dvb->i2c_client_demod = client;
+ if (!try_module_get(client->dev.driver->owner)) {
+ i2c_unregister_device(client);
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ /* attach tuner */
+ memset(&qm1d1c0042_config, 0,
+ sizeof(qm1d1c0042_config));
+ qm1d1c0042_config.fe = tc90522_config.fe;
+ qm1d1c0042_config.lpf = 1;
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ strlcpy(info.type, "qm1d1c0042", I2C_NAME_SIZE);
+ info.addr = 0x61;
+ info.platform_data = &qm1d1c0042_config;
+ request_module(info.type);
+ client = i2c_new_device(tc90522_config.tuner_i2c,
+ &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;
+ }
+ dvb->i2c_client_tuner = client;
+ 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->fe[0] = tc90522_config.fe;
+ px_bcud_init(dev);
+ }
+ 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 267444961775..9ad1240d5e22 100644
--- a/drivers/media/usb/em28xx/em28xx.h
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -145,6 +145,7 @@
#define EM2861_BOARD_LEADTEK_VC100 95
#define EM28178_BOARD_TERRATEC_T2_STICK_HD 96
#define EM2884_BOARD_ELGATO_EYETV_HYBRID_2008 97
+#define EM28178_BOARD_PLEX_PX_BCUD 98
/* Limits minimum and default number of buffers */
#define EM28XX_MIN_BUF 4

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