[PATCH v2 5/6] arm: dts: tqma7: integrate tq,eeprom sysinfo driver
Alexander Feilke
Alexander.Feilke at ew.tq-group.com
Tue May 26 14:40:43 CEST 2026
From: Alexander Feilke <alexander.feilke at ew.tq-group.com>
TQMa7 has board-information located in EEPROM at offset 0x20.
Add necessary nodes and properties for tq,eeprom sysinfo driver.
Signed-off-by: Alexander Feilke <alexander.feilke at ew.tq-group.com>
---
arch/arm/dts/imx7s-tqma7-u-boot.dtsi | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm/dts/imx7s-tqma7-u-boot.dtsi b/arch/arm/dts/imx7s-tqma7-u-boot.dtsi
index 2d1d614cd57..29c063c1c16 100644
--- a/arch/arm/dts/imx7s-tqma7-u-boot.dtsi
+++ b/arch/arm/dts/imx7s-tqma7-u-boot.dtsi
@@ -9,6 +9,26 @@
#include "imx7s-u-boot.dtsi"
+/ {
+ sysinfo: sysinfo {
+ compatible = "tq,eeprom-sysinfo";
+ nvmem-cells = <&module_info>;
+ nvmem-cell-names = "device_info";
+ };
+};
+
+&m24c64 {
+ nvmem-layout {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ module_info: module-info at 20 {
+ reg = <0x20 0x60>;
+ };
+ };
+};
+
&soc {
bootph-pre-ram;
};
--
2.34.1
More information about the U-Boot
mailing list