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

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>

diff --git a/drivers/media/video/s5p-tv/hdmi_drv.c b/drivers/media/video/s5p-tv/hdmi_drv.c
index 06d6663..e1b29b4 100644 (file)
--- a/drivers/media/video/s5p-tv/hdmi_drv.c
+++ b/drivers/media/video/s5p-tv/hdmi_drv.c
@@ -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,

diff --git a/drivers/media/video/s5p-tv/regs-hdmi.h b/drivers/media/video/s5p-tv/regs-hdmi.h
index ac93ad6..33247d1 100644 (file)
--- a/drivers/media/video/s5p-tv/regs-hdmi.h
+++ b/drivers/media/video/s5p-tv/regs-hdmi.h
@@ -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)