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authorDavid S. Miller <davem@davemloft.net>2010-05-31 05:46:45 -0700
committerDavid S. Miller <davem@davemloft.net>2010-05-31 05:46:45 -0700
commit64960848abd18d0bcde3f53ffa7ed0b631e6b25d (patch)
tree8424a1c550a98ce09f127425fde9b7b5f2f5027a /drivers/video/omap2/dss/sdi.c
parent2903037400a26e7c0cc93ab75a7d62abfacdf485 (diff)
parent67a3e12b05e055c0415c556a315a3d3eb637e29e (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/video/omap2/dss/sdi.c')
-rw-r--r--drivers/video/omap2/dss/sdi.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c
index 12eb4042dd8..ee07a3cc22e 100644
--- a/drivers/video/omap2/dss/sdi.c
+++ b/drivers/video/omap2/dss/sdi.c
@@ -23,13 +23,16 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/err.h>
+#include <linux/regulator/consumer.h>
#include <plat/display.h>
+#include <plat/cpu.h>
#include "dss.h"
static struct {
bool skip_init;
bool update_enabled;
+ struct regulator *vdds_sdi_reg;
} sdi;
static void sdi_basic_init(void)
@@ -57,6 +60,10 @@ int omapdss_sdi_display_enable(struct omap_dss_device *dssdev)
goto err0;
}
+ r = regulator_enable(sdi.vdds_sdi_reg);
+ if (r)
+ goto err1;
+
/* In case of skip_init sdi_init has already enabled the clocks */
if (!sdi.skip_init)
dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1);
@@ -115,19 +122,12 @@ int omapdss_sdi_display_enable(struct omap_dss_device *dssdev)
dssdev->manager->enable(dssdev->manager);
- if (dssdev->driver->enable) {
- r = dssdev->driver->enable(dssdev);
- if (r)
- goto err3;
- }
-
sdi.skip_init = 0;
return 0;
-err3:
- dssdev->manager->disable(dssdev->manager);
err2:
dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
+ regulator_disable(sdi.vdds_sdi_reg);
err1:
omap_dss_stop_device(dssdev);
err0:
@@ -137,15 +137,14 @@ EXPORT_SYMBOL(omapdss_sdi_display_enable);
void omapdss_sdi_display_disable(struct omap_dss_device *dssdev)
{
- if (dssdev->driver->disable)
- dssdev->driver->disable(dssdev);
-
dssdev->manager->disable(dssdev->manager);
dss_sdi_disable();
dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1);
+ regulator_disable(sdi.vdds_sdi_reg);
+
omap_dss_stop_device(dssdev);
}
EXPORT_SYMBOL(omapdss_sdi_display_disable);
@@ -162,6 +161,11 @@ int sdi_init(bool skip_init)
/* we store this for first display enable, then clear it */
sdi.skip_init = skip_init;
+ sdi.vdds_sdi_reg = dss_get_vdds_sdi();
+ if (IS_ERR(sdi.vdds_sdi_reg)) {
+ DSSERR("can't get VDDS_SDI regulator\n");
+ return PTR_ERR(sdi.vdds_sdi_reg);
+ }
/*
* Enable clocks already here, otherwise there would be a toggle
* of them until sdi_display_enable is called.