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From:   Michal Simek <michal.simek@amd.com>
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CC:     Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>,
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        Parth Gajjar <parth.gajjar@amd.com>,
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        Srinivas Neeli <srinivas.neeli@xilinx.com>,
        Vishal Sagar <vishal.sagar@amd.com>,
        <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>
Subject: [PATCH 12/23] arm64: zynqmp: Add mtd partition for secure OS storage area
Date:   Tue, 2 May 2023 15:35:40 +0200
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From: Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>

Update MTD partitions of Kria device trees to allocate 128KB of QSPI
memory for secure OS. Increased "SHA256" partition size & changed
starting address of "User" partition to accommodate the new partition
"Secure OS Storage"

Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
---

 arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
index d3c6a9feb114..5fbc2fbd2638 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
@@ -83,7 +83,7 @@ &uart1 { /* MIO36/MIO37 */
 
 &qspi { /* MIO 0-5 - U143 */
 	status = "okay";
-	flash@0 { /* MT25QU512A */
+	spi_flash: flash@0 { /* MT25QU512A */
 		compatible = "mt25qu512a", "jedec,spi-nor"; /* 64MB */
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -161,13 +161,17 @@ partition@2220000 {
 		};
 		partition@2240000 {
 			label = "SHA256";
-			reg = <0x2240000 0x10000>; /* 256B but 64KB sector */
+			reg = <0x2240000 0x40000>; /* 256B but 256KB sector */
 			read-only;
 			lock;
 		};
-		partition@2250000 {
+		partition@2280000 {
+			label = "Secure OS Storage";
+			reg = <0x2280000 0x20000>; /* 128KB */
+		};
+		partition@22A0000 {
 			label = "User";
-			reg = <0x2250000 0x1db0000>; /* 29.5 MB */
+			reg = <0x22A0000 0x1d60000>; /* 29.375 MB */
 		};
 	};
 };
-- 
2.36.1