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

[Giulio Benetti]

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

Signed-off-by: Giulio Benetti <giulio.bene...@benettiengineering.com>
---
 drivers/video/mxsfb.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 8a5a61c9fb..7eab8835b0 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -72,6 +72,12 @@ static void mxs_lcd_init(struct udevice *dev, u32 fb_addr,
                return;
        }
 
+       ret = clk_enable(&per_clk);
+       if (ret < 0) {
+               dev_err(dev, "Failed to enable mxs clk: %d\n", ret);
+               return;
+       }
+
        ret = clk_set_rate(&per_clk, timings->pixelclock.typ);
        if (ret < 0) {
                dev_err(dev, "Failed to set mxs clk: %d\n", ret);
-- 
2.20.1