[PATCH v2 3/4] video: mxsfb: add clk_enable()

Giulio Benetti giulio.benetti at benettiengineering.com
Mon Apr 27 17:11:06 CEST 2020


BROM doesn't enable lcdif by default so add clk_enable() after
clk_set_rate().

Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
---
V1->V2:
* call clk_enable() after clk_set_rate() as suggested by Fabio
---
 drivers/video/mxsfb.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 8a5a61c9fb..12d00b4689 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -77,6 +77,12 @@ static void mxs_lcd_init(struct udevice *dev, u32 fb_addr,
 		dev_err(dev, "Failed to set mxs clk: %d\n", ret);
 		return;
 	}
+
+	ret = clk_enable(&per_clk);
+	if (ret < 0) {
+		dev_err(dev, "Failed to enable mxs clk: %d\n", ret);
+		return;
+	}
 #else
 	/* Kick in the LCDIF clock */
 	mxs_set_lcdclk(MXS_LCDIF_BASE, timings->pixelclock.typ / 1000);
-- 
2.20.1



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