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

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From: Linux Kernel Mailing List
Subject: V4L/DVB (8469): cx23885: FusionHDTV7 Dual Express toggle reset.
Date: Monday, July 28, 2008 - 10:02 am

Gitweb:     http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1ecc5a...
Commit:     1ecc5aed1ea426dbb7e5cd9a0c980c14c879277b
Parent:     aaadeac88add22c4b2e2e7d17af1c5bae2d3fe17
Author:     Steven Toth <stoth@hauppauge.com>
AuthorDate: Mon Jun 30 21:23:50 2008 -0300
Committer:  Mauro Carvalho Chehab <mchehab@infradead.org>
CommitDate: Sat Jul 26 12:54:28 2008 -0300

    V4L/DVB (8469): cx23885: FusionHDTV7 Dual Express toggle reset.
    
    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>
---
 drivers/media/video/cx23885/cx23885-cards.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c
index f325c12..691b352 100644
--- a/drivers/media/video/cx23885/cx23885-cards.c
+++ b/drivers/media/video/cx23885/cx23885-cards.c
@@ -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;
 	}
 }
 
--


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Previous thread: V4L/DVB (8468): cx23885: Ensure the second transport port is enabled for streaming. by Linux Kernel Mailing List on Monday, July 28, 2008 - 10:02 am. (1 message)

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