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[media] s5p-tv: hdmi: use DVI mode

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Current version of the driver does not support HDMI features
not present in DVI standard. Therefore DVI mode is used to
keep compatibility with DVI devices.

Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Tomasz Stanislawski 2011-08-25 12:45:22 -03:00 committed by Mauro Carvalho Chehab
parent 0f6c5653f8
commit 17b27478cc
2 changed files with 8 additions and 7 deletions
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11
drivers/media/video/s5p-tv/hdmi_drv.c
View File

@ -210,20 +210,17 @@ static void hdmi_reg_init(struct hdmi_device *hdev)
/* enable HPD interrupts */
hdmi_write_mask(hdev, HDMI_INTC_CON, ~0, HDMI_INTC_EN_GLOBAL |
HDMI_INTC_EN_HPD_PLUG | HDMI_INTC_EN_HPD_UNPLUG);
/* choose HDMI mode */
/* choose DVI mode */
hdmi_write_mask(hdev, HDMI_MODE_SEL,
HDMI_MODE_HDMI_EN, HDMI_MODE_MASK);
HDMI_MODE_DVI_EN, HDMI_MODE_MASK);
hdmi_write_mask(hdev, HDMI_CON_2, ~0,
HDMI_DVI_PERAMBLE_EN | HDMI_DVI_BAND_EN);
/* disable bluescreen */
hdmi_write_mask(hdev, HDMI_CON_0, 0, HDMI_BLUE_SCR_EN);
/* choose bluescreen (fecal) color */
hdmi_writeb(hdev, HDMI_BLUE_SCREEN_0, 0x12);
hdmi_writeb(hdev, HDMI_BLUE_SCREEN_1, 0x34);
hdmi_writeb(hdev, HDMI_BLUE_SCREEN_2, 0x56);
/* enable AVI packet every vsync, fixes purple line problem */
hdmi_writeb(hdev, HDMI_AVI_CON, 0x02);
/* force YUV444, look to CEA-861-D, table 7 for more detail */
hdmi_writeb(hdev, HDMI_AVI_BYTE(0), 2 << 5);
hdmi_write_mask(hdev, HDMI_CON_1, 2, 3 << 5);
}
static void hdmi_timing_apply(struct hdmi_device *hdev,

4
drivers/media/video/s5p-tv/regs-hdmi.h
View File

@ -127,6 +127,10 @@
#define HDMI_BLUE_SCR_EN (1 << 5)
#define HDMI_EN (1 << 0)
/* HDMI_CON_2 */
#define HDMI_DVI_PERAMBLE_EN (1 << 5)
#define HDMI_DVI_BAND_EN (1 << 1)
/* HDMI_PHY_STATUS */
#define HDMI_PHY_STATUS_READY (1 << 0)