diff options
Diffstat (limited to 'drivers/video/tegra/dc/hdmi.c')
-rw-r--r-- | drivers/video/tegra/dc/hdmi.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/drivers/video/tegra/dc/hdmi.c b/drivers/video/tegra/dc/hdmi.c index 2b4f46ba1221..24e4fed37b40 100644 --- a/drivers/video/tegra/dc/hdmi.c +++ b/drivers/video/tegra/dc/hdmi.c @@ -110,7 +110,7 @@ static const struct fb_videomode tegra_dc_hdmi_supported_modes[] = { .right_margin = 16, /* h_front_porch */ .lower_margin = 9, /* v_front_porch */ .vmode = FB_VMODE_NONINTERLACED, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .sync = 0, }, /* 640x480p 60hz: EIA/CEA-861-B Format 1 */ @@ -125,7 +125,7 @@ static const struct fb_videomode tegra_dc_hdmi_supported_modes[] = { .right_margin = 16, /* h_front_porch */ .lower_margin = 10, /* v_front_porch */ .vmode = FB_VMODE_NONINTERLACED, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .sync = 0, }, /* 720x576p 50hz EIA/CEA-861-B Formats 17 & 18 */ @@ -140,7 +140,7 @@ static const struct fb_videomode tegra_dc_hdmi_supported_modes[] = { .right_margin = 12, /* h_front_porch */ .lower_margin = 5, /* v_front_porch */ .vmode = FB_VMODE_NONINTERLACED, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + .sync = 0, }, /* 1920x1080p 59.94/60hz EIA/CEA-861-B Format 16 */ @@ -1142,16 +1142,23 @@ static void tegra_dc_hdmi_enable(struct tegra_dc *dc) val = _tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_SOR_PWR); } while (val & SOR_PWR_SETTING_NEW_PENDING); - _tegra_hdmi_writel(hdmi, - SOR_STATE_ASY_CRCMODE_COMPLETE | - SOR_STATE_ASY_OWNER_HEAD0 | - SOR_STATE_ASY_SUBOWNER_BOTH | - SOR_STATE_ASY_PROTOCOL_SINGLE_TMDS_A | - /* TODO: to look at hsync polarity */ - SOR_STATE_ASY_HSYNCPOL_POS | - SOR_STATE_ASY_VSYNCPOL_POS | - SOR_STATE_ASY_DEPOL_POS, - HDMI_NV_PDISP_SOR_STATE2); + val = SOR_STATE_ASY_CRCMODE_COMPLETE | + SOR_STATE_ASY_OWNER_HEAD0 | + SOR_STATE_ASY_SUBOWNER_BOTH | + SOR_STATE_ASY_PROTOCOL_SINGLE_TMDS_A | + SOR_STATE_ASY_DEPOL_POS; + + if (dc->mode.flags & TEGRA_DC_MODE_FLAG_NEG_H_SYNC) + val |= SOR_STATE_ASY_HSYNCPOL_NEG; + else + val |= SOR_STATE_ASY_HSYNCPOL_POS; + + if (dc->mode.flags & TEGRA_DC_MODE_FLAG_NEG_V_SYNC) + val |= SOR_STATE_ASY_VSYNCPOL_NEG; + else + val |= SOR_STATE_ASY_VSYNCPOL_POS; + + tegra_hdmi_writel(hdmi, val, HDMI_NV_PDISP_SOR_STATE2); val = SOR_STATE_ASY_HEAD_OPMODE_AWAKE | SOR_STATE_ASY_ORMODE_NORMAL; _tegra_hdmi_writel(hdmi, val, HDMI_NV_PDISP_SOR_STATE1); |