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[20/22] drm: rcar-du: lvds: Fix PLL frequency-related configuration

Message ID 1442184669-30990-21-git-send-email-laurent.pinchart+renesas@ideasonboard.com (mailing list archive)
State Accepted
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Laurent Pinchart Sept. 13, 2015, 10:51 p.m. UTC 
The frequency checks don't match the datasheet, fix them.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
---
 drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c b/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c
index 937b2da98814..e044a17a2a2f 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_lvdsenc.c
@@ -56,11 +56,11 @@  static int rcar_du_lvdsenc_start(struct rcar_du_lvdsenc *lvds,
 		return ret;
 
 	/* PLL clock configuration */
-	if (freq <= 38000)
+	if (freq < 39000)
 		pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_38M;
-	else if (freq <= 60000)
+	else if (freq < 61000)
 		pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_60M;
-	else if (freq <= 121000)
+	else if (freq < 121000)
 		pllcr = LVDPLLCR_CEEN | LVDPLLCR_COSEL | LVDPLLCR_PLLDLYCNT_121M;
 	else
 		pllcr = LVDPLLCR_PLLDLYCNT_150M;