On 20 января 2010 23:20:20 [email protected] wrote:
> Igor wrote:
> > Oh, that is wrong. It is registers addresses, Never touch this.
> >
> > Let's look on that part of code:
> >
> > /* GPIO's for LNB power control */
> > #define DM1105_LNB_MASK 0x00000000 // later in
>
> code write it to
>
> > DM1105_GPIOCTR, all GPIO's as OUT
> > #define DM1105_LNB_OFF 0x00020000 // later in
>
> code write it to
>
> > DM1105_GPIOVAL, set GPIO17 to HIGH
> >
> > But you have not to change this.
> > Right way is to write another entry in cards structure and so on.
> > Better leave it to me.
> >
> > Regards
> > Igor
>
> Thanks for all your help, I understand better now. I have moved to code
> like that at the bottom. It still doesn't work, but feels a lot closer.
>
> Before I keep playing with values, I want to check I'm on the right track.
> Does it look right? Specific questions:
> 1. I see there is a hw_init function. Should I be using that? I put the
> logic into fe_attach because there was already card-specific logic in
> there. But this feels like hw initialisation.
>
> 2. Should I set the control to input or output? I'm assuming input = 1.
>
> 3. Would pin 15 be numbered from the left or right - is it 0x4, or 0x2000?
>
> Thanks,
>
> Paul
>
> *** dm1105.c.old 2010-01-13 16:15:00.000000000 +1100
> --- dm1105.c 2010-01-21 08:13:14.000000000 +1100
> ***************
> *** 51,56 ****
> --- 51,57 ----
> #define DM1105_BOARD_DVBWORLD_2002 1
> #define DM1105_BOARD_DVBWORLD_2004 2
> #define DM1105_BOARD_AXESS_DM05 3
> + #define DM1105_BOARD_UNBRANDED 4
>
> /* ----------------------------------------------- */
> /*
> ***************
> *** 171,176 ****
> --- 172,181 ----
> #define DM05_LNB_13V 0x00020000
> #define DM05_LNB_18V 0x00030000
>
> + /* GPIO's for demod reset for unbranded 195d:1105 */
> + #define UNBRANDED_DEMOD_MASK 0x00008000
> + #define UNBRANDED_DEMOD_RESET 0x00008000
> +
> static unsigned int card[] = {[0 ... 3] = UNSET };
> module_param_array(card, int, NULL, 0444);
> MODULE_PARM_DESC(card, "card type");
> ***************
> *** 206,211 ****
> --- 211,219 ----
> [DM1105_BOARD_AXESS_DM05] = {
> .name = "Axess/EasyTv DM05",
> },
> + [DM1105_BOARD_UNBRANDED] = {
> + .name = "Unbranded 195d:1105",
> + },
> };
>
> static const struct dm1105_subid dm1105_subids[] = {
> ***************
> *** 229,234 ****
> --- 237,246 ----
> .subvendor = 0x195d,
> .subdevice = 0x1105,
> .card = DM1105_BOARD_AXESS_DM05,
> + }, {
> + .subvendor = 0x195d,
> + .subdevice = 0x1105,
> + .card = DM1105_BOARD_UNBRANDED,
> },
> };
>
> ***************
> *** 698,703 ****
> --- 710,727 ----
> dm1105dvb->fe->ops.set_voltage =
> dm1105dvb_set_voltage;
>
> break;
> + case DM1105_BOARD_UNBRANDED:
> + printk(KERN_ERR "Attaching as board_unbranded\n");
> + outl(UNBRANDED_DEMOD_MASK, dm_io_mem(DM1105_GPIOCTR));
> + outl(UNBRANDED_DEMOD_RESET , dm_io_mem(DM1105_GPIOVAL));
> + dm1105dvb->fe = dvb_attach(
> + si21xx_attach, &serit_config,
> + &dm1105dvb->i2c_adap);
> + if (dm1105dvb->fe)
> + dm1105dvb->fe->ops.set_voltage =
> + dm1105dvb_set_voltage;
> +
> + break;
> case DM1105_BOARD_DVBWORLD_2002:
> case DM1105_BOARD_AXESS_DM05:
> default:
Some things are missed, like keep GPIO15 high in set_voltage function.
Try attached patch against current v4l-dvb tree with modprobe option card=4
modprobe dm1105 card=4
--
Igor M. Liplianin
Microsoft Windows Free Zone - Linux used for all Computing Tasks
diff -r d6520e486ee6 linux/drivers/media/dvb/dm1105/dm1105.c
--- a/linux/drivers/media/dvb/dm1105/dm1105.c Sat Jan 30 01:27:34 2010 -0200
+++ b/linux/drivers/media/dvb/dm1105/dm1105.c Sun Jan 31 15:35:30 2010 +0200
@@ -52,6 +52,7 @@
#define DM1105_BOARD_DVBWORLD_2002 1
#define DM1105_BOARD_DVBWORLD_2004 2
#define DM1105_BOARD_AXESS_DM05 3
+#define DM1105_BOARD_UNBRANDED_GPIO15 4
/* ----------------------------------------------- */
/*
@@ -207,6 +208,9 @@
[DM1105_BOARD_AXESS_DM05] = {
.name = "Axess/EasyTv DM05",
},
+ [DM1105_BOARD_UNBRANDED_GPIO15] = {
+ .name = "Unbranded Board GPIO15",
+ },
};
static const struct dm1105_subid dm1105_subids[] = {
@@ -327,6 +331,8 @@
#define dm_setl(reg, bit) dm_andorl((reg), (bit), (bit))
#define dm_clearl(reg, bit) dm_andorl((reg), (bit), 0)
+#define DM1105_GPIO(x) (1 << x)
+
static int dm1105_i2c_xfer(struct i2c_adapter *i2c_adap,
struct i2c_msg *msgs, int num)
{
@@ -441,6 +447,12 @@
u32 lnb_mask, lnb_13v, lnb_18v, lnb_off;
switch (dev->boardnr) {
+ case DM1105_BOARD_UNBRANDED_GPIO15:
+ lnb_mask = DM05_LNB_MASK;
+ lnb_off = DM05_LNB_OFF | DM1105_GPIO(15);/* keep GPIO15 high */
+ lnb_13v = DM05_LNB_13V | DM1105_GPIO(15);
+ lnb_18v = DM05_LNB_18V | DM1105_GPIO(15);
+ break;
case DM1105_BOARD_AXESS_DM05:
lnb_mask = DM05_LNB_MASK;
lnb_off = DM05_LNB_OFF;
@@ -758,6 +770,14 @@
dev->fe->ops.set_voltage = dm1105_set_voltage;
break;
+ case DM1105_BOARD_UNBRANDED_GPIO15:
+ /* reset frontend */
+ dm_clearl(DM1105_GPIOCTR, DM1105_GPIO(15));
+ dm_clearl(DM1105_GPIOVAL, DM1105_GPIO(15));
+ msleep(10);
+ dm_setl(DM1105_GPIOVAL, DM1105_GPIO(15));
+ msleep(100);
+ /* break omitted intentionally */
case DM1105_BOARD_DVBWORLD_2002:
case DM1105_BOARD_AXESS_DM05:
default:
