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V4L/DVB (8469): cx23885: FusionHDTV7 Dual Express toggle reset.

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Ensure the tuners and demods are brought in and out of reset during
driver startup.

Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Steven Toth 2008-06-30 21:23:50 -03:00 committed by Mauro Carvalho Chehab
parent aaadeac88a
commit 1ecc5aed1e
1 changed files with 13 additions and 0 deletions
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13
drivers/media/video/cx23885/cx23885-cards.c
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@ -436,6 +436,19 @@ void cx23885_gpio_setup(struct cx23885_dev *dev)
mdelay(20);
cx_set(GP0_IO, 0x00050005);
break;
case CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP:
/* GPIO-0 xc5000 tuner reset i2c bus 0 */
/* GPIO-1 s5h1409 demod reset i2c bus 0 */
/* GPIO-2 xc5000 tuner reset i2c bus 1 */
/* GPIO-3 s5h1409 demod reset i2c bus 0 */
/* Put the parts into reset and back */
cx_set(GP0_IO, 0x000f0000);
mdelay(20);
cx_clear(GP0_IO, 0x0000000f);
mdelay(20);
cx_set(GP0_IO, 0x000f000f);
break;
}
}