Re: [PATCH 12/23] arm64: zynqmp: Add mtd partition for secure OS storage area

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On 5/2/23 15:35, Michal Simek wrote:
From: Amit Kumar Mahapatra <amit.kumar-mahapatra@xxxxxxxxxx>

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@xxxxxxxxxx>
Signed-off-by: Michal Simek <michal.simek@xxxxxxx>
---

  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 */
  		};
  	};
  };

Applied.
M

--
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP/Versal ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal/Versal NET SoCs
TF-A maintainer - Xilinx ZynqMP/Versal/Versal NET SoCs



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