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arm64: zynqmp: Add mtd partition for secure OS storage area

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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>
Link: https://lore.kernel.org/r/20dd23821118999c6fec2bad52ea446d1a66fefb.1683034376.git.michal.simek@amd.com
This commit is contained in:
Amit Kumar Mahapatra 2023-05-02 15:35:40 +02:00 committed by Michal Simek
parent 637902f7c4
commit 5ac5794afb
1 changed files with 8 additions and 4 deletions
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12
arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
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@ -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 */
};
};
};