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authorMythri P K <mythripk@ti.com>2011-03-09 16:31:38 +0530
committerTomi Valkeinen <tomi.valkeinen@ti.com>2011-03-16 11:45:49 +0530
commit7ed024aa280cb38c8aa5c188d2d2c98f5daede10 (patch)
treef1ca3f2434bdb639414852efa5c92b196af77099 /drivers/video/omap2
parentb119601d4e226e42a067ff33116774d79dd9afbc (diff)
OMAP4: DSS2: HDMI: Select between HDMI VENC clock source.
Adding function to select between HDMI or VENC clock source. Signed-off-by: Mythri P K <mythripk@ti.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2')
-rw-r--r--drivers/video/omap2/dss/dss.c5
-rw-r--r--drivers/video/omap2/dss/dss.h6
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c
index 562d8d28d4f2..f1628bd850d1 100644
--- a/drivers/video/omap2/dss/dss.c
+++ b/drivers/video/omap2/dss/dss.c
@@ -605,6 +605,11 @@ void dss_set_dac_pwrdn_bgz(bool enable)
REG_FLD_MOD(DSS_CONTROL, enable, 5, 5); /* DAC Power-Down Control */
}
+void dss_select_hdmi_venc_clk_source(enum dss_hdmi_venc_clk_source_select hdmi)
+{
+ REG_FLD_MOD(DSS_CONTROL, hdmi, 15, 15); /* VENC_HDMI_SWITCH */
+}
+
static int dss_init(void)
{
int r;
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index 26a43c93e489..eb05d39ef17c 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -126,6 +126,11 @@ enum dss_clk_source {
* OMAP4: DSS_FCLK */
};
+enum dss_hdmi_venc_clk_source_select {
+ DSS_VENC_TV_CLK = 0,
+ DSS_HDMI_M_PCLK = 1,
+};
+
struct dss_clock_info {
/* rates that we get with dividers below */
unsigned long fck;
@@ -214,6 +219,7 @@ void dss_recheck_connections(struct omap_dss_device *dssdev, bool force);
int dss_init_platform_driver(void);
void dss_uninit_platform_driver(void);
+void dss_select_hdmi_venc_clk_source(enum dss_hdmi_venc_clk_source_select);
void dss_save_context(void);
void dss_restore_context(void);
void dss_clk_enable(enum dss_clock clks);