From: Senthilvadivu Guruswamy <svad...@ti.com>

DSI init and exit moved to dsi probe and remove.
regulator in dsi could be taken care in board file as
"REGULATOR_SUPPLY("vdds_dsi", "dss_dsi1")," but not added as part
of this patch.

Signed-off-by: Senthilvadivu Guruswamy <svad...@ti.com>
---
 drivers/video/omap2/dss/core.c |   25 ++++++++++++++-----------
 1 files changed, 14 insertions(+), 11 deletions(-)

diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c
index df0cfea..ce1f83b 100644
--- a/drivers/video/omap2/dss/core.c
+++ b/drivers/video/omap2/dss/core.c
@@ -197,12 +197,6 @@ static int omap_dss_probe(struct platform_device *pdev)
                        DSSERR("Failed to initialize SDI\n");
                        goto err_sdi;
                }
-
-               r = dsi_init(pdev);
-               if (r) {
-                       DSSERR("Failed to initialize DSI\n");
-                       goto err_dsi;
-               }
        }
 
        r = dss_initialize_debugfs();
@@ -235,9 +229,6 @@ err_register:
        dss_uninitialize_debugfs();
 err_debugfs:
        if (cpu_is_omap34xx())
-               dsi_exit();
-err_dsi:
-       if (cpu_is_omap34xx())
                sdi_exit();
 err_sdi:
        dpi_exit();
@@ -257,7 +248,6 @@ static int omap_dss_remove(struct platform_device *pdev)
 
        dpi_exit();
        if (cpu_is_omap34xx()) {
-               dsi_exit();
                sdi_exit();
        }
 
@@ -315,11 +305,24 @@ static int omap_dispchw_remove(struct platform_device 
*pdev)
 /* DSI1 HW IP initialisation */
 static int omap_dsi1hw_probe(struct platform_device *pdev)
 {
-       return 0;
+       int r;
+       dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_54M);
+       if (cpu_is_omap34xx()) {
+               r = dsi_init(pdev);
+               if (r) {
+                       DSSERR("Failed to initialize DSI\n");
+                       goto err_dsi;
+               }
+       }
+err_dsi:
+       dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_54M);
+       return r;
 }
 
 static int omap_dsi1hw_remove(struct platform_device *pdev)
 {
+       if (cpu_is_omap34xx())
+               dsi_exit();
        return 0;
 }
 
-- 
1.6.3.3

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