From: Ray Chang <ray.chang@technexion.com>
Date: Wed, 16 Oct 2024 20:15:36 +0000 (+0200)
Subject: pico-imx7d: Increase ODT resistor value
X-Git-Url: http://git.dujemihanovic.xyz/html/static/%7B%7B%20.Permalink%20%7D%7D?a=commitdiff_plain;h=21cd724a5455fd761e131dbd334a6b0592c65ce4;p=u-boot.git

pico-imx7d: Increase ODT resistor value

Increase ODT resistor value from 60 to 120 ohm to improve DRAM stability.

Based on the following commit from TechNexion U-Boot:
https://github.com/TechNexion/u-boot-tn-imx/commit/8a00e57b697c6f7d3d3abcfc552550ac7d8cc96d

Signed-off-by: Ray Chang <ray.chang@technexion.com>
Signed-off-by: Benjamin Szőke <egyszeregy@freemail.hu>
---

diff --git a/board/technexion/pico-imx7d/spl.c b/board/technexion/pico-imx7d/spl.c
index cb60d3be42..fc97c58ae1 100644
--- a/board/technexion/pico-imx7d/spl.c
+++ b/board/technexion/pico-imx7d/spl.c
@@ -89,11 +89,11 @@ static struct ddr_phy ddr_phy_regs_val = {
 static struct mx7_calibration calib_param = {
 	.num_val	= 5,
 	.values		= {
-		0x0E407304,
-		0x0E447304,
-		0x0E447306,
-		0x0E447304,
-		0x0E447304,
+		0x0E207304,
+		0x0E247304,
+		0x0E247306,
+		0x0E247304,
+		0x0E207304,
 	},
 };