[PATCH v2] arm64: dts: ti: k3-j721s2-common-proc-board: Add QSPI flash partition details
From: Anurag Dutta
Date: Thu Feb 26 2026 - 04:20:39 EST
J721S2 EVM has MT25QU512AB 64 MiB Quad SPI NOR flash connected
to OSPI1. Add the partition information as per bootloader.
Signed-off-by: Anurag Dutta <a-dutta@xxxxxx>
---
changelog : v2:
1. Added bootph-all to qspi.phypattern
Link to v1 : https://lore.kernel.org/all/20260121051855.5890-1-a-dutta@xxxxxx/
.../dts/ti/k3-j721s2-common-proc-board.dts | 42 +++++++++++++++++++
1 file changed, 42 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
index 4fea99519113..1b48294e47ac 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
@@ -530,6 +530,48 @@ flash@0 {
cdns,tchsh-ns = <60>;
cdns,tslch-ns = <60>;
cdns,read-delay = <2>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "qspi.tiboot3";
+ reg = <0x0 0x80000>;
+ };
+
+ partition@80000 {
+ label = "qspi.tispl";
+ reg = <0x80000 0x200000>;
+ };
+
+ partition@280000 {
+ label = "qspi.u-boot";
+ reg = <0x280000 0x400000>;
+ };
+
+ partition@680000 {
+ label = "qspi.env";
+ reg = <0x680000 0x40000>;
+ };
+
+ partition@6c0000 {
+ label = "qspi.env.backup";
+ reg = <0x6c0000 0x40000>;
+ };
+
+ partition@800000 {
+ label = "qspi.rootfs";
+ reg = <0x800000 0x37c0000>;
+ };
+
+ partition@3fc0000 {
+ bootph-all;
+ label = "qspi.phypattern";
+ reg = <0x3fc0000 0x40000>;
+ };
+ };
};
};
--
2.34.1