V4L/DVB (12344): em28xx: fix support for Plextor ConvertX PX-TV100U

This device uses msp34xx and uses 2.048 MHz frequency for I2S
communication.

Thanks to Angelo Cano <acano@fastmail.fm> for pointing the issues with
this device and proposing an approach for fixing the issue.

Tested-by: Angelo Cano <acano@fastmail.fm>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index bc213a1f9c1fb01a837339bb2f589d67a8788223..d0b033bce867da98a34a51ba0cbc9ba15cb78771 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -622,22 +622,27 @@ struct em28xx_board em28xx_boards[] = {
        },
        [EM2861_BOARD_PLEXTOR_PX_TV100U] = {
                .name         = "Plextor ConvertX PX-TV100U",
-               .valid        = EM28XX_BOARD_NOT_VALIDATED,
                .tuner_type   = TUNER_TNF_5335MF,
+               .xclk         = EM28XX_XCLK_I2S_MSB_TIMING |
+                               EM28XX_XCLK_FREQUENCY_12MHZ,
                .tda9887_conf = TDA9887_PRESENT,
                .decoder      = EM28XX_TVP5150,
+               .has_msp34xx  = 1,
                .input        = { {
                        .type     = EM28XX_VMUX_TELEVISION,
                        .vmux     = TVP5150_COMPOSITE0,
                        .amux     = EM28XX_AMUX_LINE_IN,
+                       .gpio     = pinnacle_hybrid_pro_analog,
                }, {
                        .type     = EM28XX_VMUX_COMPOSITE1,
                        .vmux     = TVP5150_COMPOSITE1,
                        .amux     = EM28XX_AMUX_LINE_IN,
+                       .gpio     = pinnacle_hybrid_pro_analog,
                }, {
                        .type     = EM28XX_VMUX_SVIDEO,
                        .vmux     = TVP5150_SVIDEO,
                        .amux     = EM28XX_AMUX_LINE_IN,
+                       .gpio     = pinnacle_hybrid_pro_analog,
                } },
        },
 
@@ -1877,9 +1882,8 @@ void em28xx_pre_card_setup(struct em28xx *dev)
        /* request some modules */
        switch (dev->model) {
        case EM2861_BOARD_PLEXTOR_PX_TV100U:
-               /* FIXME guess */
-               /* Turn on analog audio output */
-               em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
+               /* Sets the msp34xx I2S speed */
+               dev->i2s_speed = 2048000;
                break;
        case EM2861_BOARD_KWORLD_PVRTV_300U:
        case EM2880_BOARD_KWORLD_DVB_305U: