tree e9778f3326759d1e632d3ebad3ce83e450df4ff0
parent 80887a59c255f4a6c348dfc679501b3679d1070f
author Gavin Hamill <[EMAIL PROTECTED]> Fri, 08 Jul 2005 07:58:04 -0700
committer Linus Torvalds <[EMAIL PROTECTED]> Fri, 08 Jul 2005 08:23:58 -0700

[PATCH] dvb: ttpci: add support for Hauppauge/TT DVB-C budget

Add support for Hauppauge/TT DVB-C budget.

Signed-off-by: Gavin Hamill <[EMAIL PROTECTED]>
Signed-off-by: Johannes Stezenbach <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>

 drivers/media/dvb/ttusb-budget/Kconfig            |    1 
 drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c |   50 +++++++++++++++++++++-
 2 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/drivers/media/dvb/ttusb-budget/Kconfig 
b/drivers/media/dvb/ttusb-budget/Kconfig
--- a/drivers/media/dvb/ttusb-budget/Kconfig
+++ b/drivers/media/dvb/ttusb-budget/Kconfig
@@ -3,6 +3,7 @@ config DVB_TTUSB_BUDGET
        depends on DVB_CORE && USB
        select DVB_CX22700
        select DVB_TDA1004X
+       select DVB_VES1820
        select DVB_TDA8083
        select DVB_STV0299
        help
diff --git a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c 
b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
--- a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
+++ b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c
@@ -24,6 +24,7 @@
 #include "dmxdev.h"
 #include "dvb_demux.h"
 #include "dvb_net.h"
+#include "ves1820.h"
 #include "cx22700.h"
 #include "tda1004x.h"
 #include "stv0299.h"
@@ -1367,6 +1368,47 @@ static struct tda8083_config ttusb_novas
        .pll_set = ttusb_novas_grundig_29504_491_pll_set,
 };
 
+static int alps_tdbe2_pll_set(struct dvb_frontend* fe, struct 
dvb_frontend_parameters* params)
+{
+       struct ttusb* ttusb = fe->dvb->priv;
+       u32 div;
+       u8 data[4];
+       struct i2c_msg msg = { .addr = 0x62, .flags = 0, .buf = data, .len = 
sizeof(data) };
+
+       div = (params->frequency + 35937500 + 31250) / 62500;
+
+       data[0] = (div >> 8) & 0x7f;
+       data[1] = div & 0xff;
+       data[2] = 0x85 | ((div >> 10) & 0x60);
+       data[3] = (params->frequency < 174000000 ? 0x88 : params->frequency < 
470000000 ? 0x84 : 0x81);
+
+       if (i2c_transfer (&ttusb->i2c_adap, &msg, 1) != 1)
+               return -EIO;
+
+       return 0;
+}
+
+
+static struct ves1820_config alps_tdbe2_config = {
+       .demod_address = 0x09,
+       .xin = 57840000UL,
+       .invert = 1,
+       .selagc = VES1820_SELAGC_SIGNAMPERR,
+       .pll_set = alps_tdbe2_pll_set,
+};
+
+static u8 read_pwm(struct ttusb* ttusb)
+{
+       u8 b = 0xff;
+       u8 pwm;
+       struct i2c_msg msg[] = { { .addr = 0x50,.flags = 0,.buf = &b,.len = 1 },
+                               { .addr = 0x50,.flags = I2C_M_RD,.buf = 
&pwm,.len = 1} };
+
+       if ((i2c_transfer(&ttusb->i2c_adap, msg, 2) != 2) || (pwm == 0xff))
+               pwm = 0x48;
+
+       return pwm;
+}
 
 
 static void frontend_init(struct ttusb* ttusb)
@@ -1394,6 +1436,12 @@ static void frontend_init(struct ttusb* 
 
                break;
 
+       case 0x1004: // Hauppauge/TT DVB-C budget (ves1820/ALPS TDBE2(sp5659))
+               ttusb->fe = ves1820_attach(&alps_tdbe2_config, 
&ttusb->i2c_adap, read_pwm(ttusb));
+               if (ttusb->fe != NULL)
+                       break;
+               break;
+
        case 0x1005: // Hauppauge/TT Nova-USB-t budget (tda10046/Philips 
td1316(tda6651tt) OR cx22700/ALPS TDMB7(??))
                // try the ALPS TDMB7 first
                ttusb->fe = cx22700_attach(&alps_tdmb7_config, 
&ttusb->i2c_adap);
@@ -1570,7 +1618,7 @@ static void ttusb_disconnect(struct usb_
 
 static struct usb_device_id ttusb_table[] = {
        {USB_DEVICE(0xb48, 0x1003)},
-/*     {USB_DEVICE(0xb48, 0x1004)},UNDEFINED HARDWARE - mail linuxtv.org 
list*/        /* to be confirmed ????  */
+       {USB_DEVICE(0xb48, 0x1004)},
        {USB_DEVICE(0xb48, 0x1005)},
        {}
 };
-
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