[PATCH] dvb: ttpci: add support for Hauppauge/TT DVB-C budget
Gavin Hamill [Fri, 8 Jul 2005 00:58:04 +0000 (17:58 -0700)]
Add support for Hauppauge/TT DVB-C budget.

Signed-off-by: Gavin Hamill <gdh@acentral.co.uk>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/media/dvb/ttusb-budget/Kconfig
drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c

index 4aa714a..c6c1d41 100644 (file)
@@ -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
index afa0e7a..2c17a5f 100644 (file)
@@ -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_grundig_29504_491_config = {
        .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* 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_interface *intf)
 
 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)},
        {}
 };