OMAPDSS: Add enum dss_pll_id

In some cases we need global identifiers for the DSS PLLs, for example
when configuring clock muxing on DRA7. For this purpose let's add a
'enum dss_pll_id'.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

3 files changed, 9 insertions, 0 deletions

diff --git a/drivers/video/fbdev/omap2/dss/dsi.c b/drivers/video/fbdev/omap2/dss/dsi.c
index 3e44c580b1f8..5081f6fb1737 100644
--- a/drivers/video/fbdev/omap2/dss/dsi.c
+++ b/drivers/video/fbdev/omap2/dss/dsi.c
@@ -5238,6 +5238,7 @@ static int dsi_init_pll_data(struct platform_device *dsidev)
         }
 
         pll->name = dsi->module_id == 0 ? "dsi0" : "dsi1";
+        pll->id = dsi->module_id == 0 ? DSS_PLL_DSI1 : DSS_PLL_DSI2;
         pll->clkin = clk;
         pll->base = dsi->pll_base;
 
diff --git a/drivers/video/fbdev/omap2/dss/dss.h b/drivers/video/fbdev/omap2/dss/dss.h
index 14fb0c23f4a2..1826ee96265b 100644
--- a/drivers/video/fbdev/omap2/dss/dss.h
+++ b/drivers/video/fbdev/omap2/dss/dss.h
@@ -100,6 +100,12 @@ enum dss_writeback_channel {
         DSS_WB_LCD3_MGR =       7,
 };
 
+enum dss_pll_id {
+        DSS_PLL_DSI1,
+        DSS_PLL_DSI2,
+        DSS_PLL_HDMI,
+};
+
 struct dss_pll;
 
 #define DSS_PLL_MAX_HSDIVS 4
@@ -150,6 +156,7 @@ struct dss_pll_hw {
 
 struct dss_pll {
         const char *name;
+        enum dss_pll_id id;
 
         struct clk *clkin;
         struct regulator *regulator;
diff --git a/drivers/video/fbdev/omap2/dss/hdmi_pll.c b/drivers/video/fbdev/omap2/dss/hdmi_pll.c
index ac83ef5cfd7d..b808f7c72d83 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi_pll.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi_pll.c
@@ -185,6 +185,7 @@ static int dsi_init_pll_data(struct platform_device *pdev, struct hdmi_pll_data
         }
 
         pll->name = "hdmi";
+        pll->id = DSS_PLL_HDMI;
         pll->base = hpll->base;
         pll->clkin = clk;