diff options
Diffstat (limited to 'drivers/media/video/bttv-cards.c')
| -rw-r--r-- | drivers/media/video/bttv-cards.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/drivers/media/video/bttv-cards.c b/drivers/media/video/bttv-cards.c index 6334122704a..ca7c993fecb 100644 --- a/drivers/media/video/bttv-cards.c +++ b/drivers/media/video/bttv-cards.c @@ -51,6 +51,7 @@ static void avermedia_eeprom(struct bttv *btv); static void osprey_eeprom(struct bttv *btv); static void modtec_eeprom(struct bttv *btv); static void init_PXC200(struct bttv *btv); +static void init_RTV24(struct bttv *btv); static void winview_audio(struct bttv *btv, struct video_audio *v, int set); static void lt9415_audio(struct bttv *btv, struct video_audio *v, int set); @@ -2251,6 +2252,19 @@ struct tvcard bttv_tvcards[] = { .no_tda7432 = 1, .no_tda9875 = 1, .muxsel_hook = kodicom4400r_muxsel, +}, +{ + /* ---- card 0x86---------------------------------- */ + /* Michael Henson <mhenson@clarityvi.com> */ + /* Adlink RTV24 with special unlock codes */ + .name = "Adlink RTV24", + .video_inputs = 4, + .audio_inputs = 1, + .tuner = 0, + .svhs = 2, + .muxsel = { 2, 3, 1, 0}, + .tuner_type = -1, + .pll = PLL_28, }}; static const unsigned int bttv_num_tvcards = ARRAY_SIZE(bttv_tvcards); @@ -2748,6 +2762,9 @@ void __devinit bttv_init_card2(struct bttv *btv) case BTTV_KODICOM_4400R: kodicom4400r_init(btv); break; + case BTTV_ADLINK_RTV24: + init_RTV24(btv); + break; } /* pll configuration */ @@ -3303,6 +3320,76 @@ static void __devinit init_PXC200(struct bttv *btv) printk(KERN_INFO "PXC200 Initialised.\n"); } +/* ----------------------------------------------------------------------- */ +/* + * The Adlink RTV-24 (aka Angelo) has some special initialisation to unlock + * it. This apparently involves the following procedure for each 878 chip: + * + * 1) write 0x00C3FEFF to the GPIO_OUT_EN register + * + * 2) write to GPIO_DATA + * - 0x0E + * - sleep 1ms + * - 0x10 + 0x0E + * - sleep 10ms + * - 0x0E + * read from GPIO_DATA into buf (uint_32) + * - if ( data>>18 & 0x01 != 0) || ( buf>>19 & 0x01 != 1 ) + * error. ERROR_CPLD_Check_Failed stop. + * + * 3) write to GPIO_DATA + * - write 0x4400 + 0x0E + * - sleep 10ms + * - write 0x4410 + 0x0E + * - sleep 1ms + * - write 0x0E + * read from GPIO_DATA into buf (uint_32) + * - if ( buf>>18 & 0x01 ) || ( buf>>19 && 0x01 != 0 ) + * error. ERROR_CPLD_Check_Failed. + */ +/* ----------------------------------------------------------------------- */ +void init_RTV24(struct bttv *btv) +{ + u32 dataread; + const long watchdog_value = 0x0E; + + printk(KERN_INFO "bttv%d: Adlink RTV-24 initialisation in progress\n", + btv->c.nr); + + btwrite(0x00c3feff, BT848_GPIO_OUT_EN); + + btwrite(0 + watchdog_value, BT848_GPIO_DATA); + msleep(1); + btwrite(0x10 + watchdog_value, BT848_GPIO_DATA); + msleep( 10 ); + btwrite(0 + watchdog_value, BT848_GPIO_DATA); + + dataread = btread(BT848_GPIO_DATA); + + if (((dataread >> 18) & 0x01) != 0 || ((dataread >> 19) & 0x01) != 1) { + printk(KERN_INFO "bttv%d: Adlink RTV-24 initialisation(1) " + "ERROR_CPLD_Check_Failed (read %d)\n", + btv->c.nr, dataread); + } + + btwrite(0x4400 + watchdog_value, BT848_GPIO_DATA); + msleep(10); + btwrite(0x4410 + watchdog_value, BT848_GPIO_DATA); + msleep(1); + btwrite(watchdog_value, BT848_GPIO_DATA); + msleep(1); + dataread = btread(BT848_GPIO_DATA); + + if (((dataread >> 18) & 0x01) != 0 || ((dataread >> 19) & 0x01) != 0) { + printk(KERN_INFO "bttv%d: Adlink RTV-24 initialisation(2) " + "ERROR_CPLD_Check_Failed (read %d)\n", + btv->c.nr, dataread); + return; + } + + printk(KERN_INFO "bttv%d: Adlink RTV-24 initialisation complete.\n", + btv->c.nr); +} /* ----------------------------------------------------------------------- */ /* Miro Pro radio stuff -- the tea5757 is connected to some GPIO ports */ |