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>

diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c
index 562d8d28d4f2dbf9e8f9f872c944e4cb23bfcea9..f1628bd850d1a250d72a9a77bbf0695a809a1400 100644 (file)
--- 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 26a43c93e4893ba0e95df3504de3b51a95720dec..eb05d39ef17cb45c8d3587ffaad7ba2ec8a07e42 100644 (file)
--- 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);