The panel drivers can leave the VDDS_DSI regulator enabled, even when
the panel is disabled, to ensure that the DSI pins are powered.
This patch ensures that VDDS_DSI is disabled on DSI module unload.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
drivers/video/omap2/dss/dsi.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index f1e14ca..9c5715a 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -4090,6 +4090,11 @@ err1:
static void dsi_exit(void)
{
if (dsi.vdds_dsi_reg != NULL) {
+ if (dsi.vdds_dsi_enabled) {
+ regulator_disable(dsi.vdds_dsi_reg);
+ dsi.vdds_dsi_enabled = false;
+ }
+
regulator_put(dsi.vdds_dsi_reg);
dsi.vdds_dsi_reg = NULL;
}
--
1.7.1
--
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