From: yannick fertre <yannick.fertre@st.com>
Date: Fri, 2 Mar 2018 14:59:24 +0000 (+0100)
Subject: video: stm32: stm32_ltdc: missing set of line interrupt position
X-Git-Tag: v2018.05-rc1~64^2~5
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=75fa711ac89d80e32e6f56d328d2e071e2a28fab;p=oweals%2Fu-boot.git

video: stm32: stm32_ltdc: missing set of line interrupt position

Set LIPCR (line interrupt position conf) register with line length.

Signed-off-by: yannick fertre <yannick.fertre@st.com>
---

diff --git a/drivers/video/stm32/stm32_ltdc.c b/drivers/video/stm32/stm32_ltdc.c
index 08e0afcc9e..6c3557b06f 100644
--- a/drivers/video/stm32/stm32_ltdc.c
+++ b/drivers/video/stm32/stm32_ltdc.c
@@ -219,6 +219,8 @@ static void stm32_ltdc_set_mode(struct stm32_ltdc_priv *priv)
 	val = (total_w << 16) | total_h;
 	clrsetbits_le32(regs + LTDC_TWCR, TWCR_TOTALH | TWCR_TOTALW, val);
 
+	setbits_le32(regs + LTDC_LIPCR, acc_act_h + 1);
+
 	/* Signal polarities */
 	val = 0;
 	debug("%s: timing->flags 0x%08x\n", __func__, timing->flags);