Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2025-02-17 22:49:02 +00:00
Code Issues Projects Releases Packages Wiki Activity

arm64: zynqmp: Used fixed-partitions for QSPI in k26

Browse source 
Using fixed partitions is recommended way how to describe QSPI. Also add
label for qspi flash memory to be able to reference it in future.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/a84f7ce8d6472fce66539ba29d31fbaae511d94b.1655732762.git.michal.simek@amd.com
This commit is contained in:
Michal Simek 2022-06-29 11:13:14 +02:00
parent 41d7f67448
commit 156cb2af92
1 changed files with 85 additions and 78 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

163
arch/arm/dts/zynqmp-sm-k26-revA.dts
View file

@ -130,7 +130,7 @@
&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>;
@ -138,83 +138,90 @@
spi-tx-bus-width = <4>;
spi-rx-bus-width = <4>;
spi-max-frequency = <40000000>; /* 40MHz */
partition@0 {
label = "Image Selector";
reg = <0x0 0x80000>; /* 512KB */
read-only;
lock;
};
partition@80000 {
label = "Image Selector Golden";
reg = <0x80000 0x80000>; /* 512KB */
read-only;
lock;
};
partition@100000 {
label = "Persistent Register";
reg = <0x100000 0x20000>; /* 128KB */
};
partition@120000 {
label = "Persistent Register Backup";
reg = <0x120000 0x20000>; /* 128KB */
};
partition@140000 {
label = "Open_1";
reg = <0x140000 0xC0000>; /* 768KB */
};
partition@200000 {
label = "Image A (FSBL, PMU, ATF, U-Boot)";
reg = <0x200000 0xD00000>; /* 13MB */
};
partition@f00000 {
label = "ImgSel Image A Catch";
reg = <0xF00000 0x80000>; /* 512KB */
read-only;
lock;
};
partition@f80000 {
label = "Image B (FSBL, PMU, ATF, U-Boot)";
reg = <0xF80000 0xD00000>; /* 13MB */
};
partition@1c80000 {
label = "ImgSel Image B Catch";
reg = <0x1C80000 0x80000>; /* 512KB */
read-only;
lock;
};
partition@1d00000 {
label = "Open_2";
reg = <0x1D00000 0x100000>; /* 1MB */
};
partition@1e00000 {
label = "Recovery Image";
reg = <0x1E00000 0x200000>; /* 2MB */
read-only;
lock;
};
partition@2000000 {
label = "Recovery Image Backup";
reg = <0x2000000 0x200000>; /* 2MB */
read-only;
lock;
};
partition@2200000 {
label = "U-Boot storage variables";
reg = <0x2200000 0x20000>; /* 128KB */
};
partition@2220000 {
label = "U-Boot storage variables backup";
reg = <0x2220000 0x20000>; /* 128KB */
};
partition@2240000 {
label = "SHA256";
reg = <0x2240000 0x10000>; /* 256B but 64KB sector */
read-only;
lock;
};
partition@2250000 {
label = "User";
reg = <0x2250000 0x1db0000>; /* 29.5 MB */
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "Image Selector";
reg = <0x0 0x80000>; /* 512KB */
read-only;
lock;
};
partition@80000 {
label = "Image Selector Golden";
reg = <0x80000 0x80000>; /* 512KB */
read-only;
lock;
};
partition@100000 {
label = "Persistent Register";
reg = <0x100000 0x20000>; /* 128KB */
};
partition@120000 {
label = "Persistent Register Backup";
reg = <0x120000 0x20000>; /* 128KB */
};
partition@140000 {
label = "Open_1";
reg = <0x140000 0xC0000>; /* 768KB */
};
partition@200000 {
label = "Image A (FSBL, PMU, ATF, U-Boot)";
reg = <0x200000 0xD00000>; /* 13MB */
};
partition@f00000 {
label = "ImgSel Image A Catch";
reg = <0xF00000 0x80000>; /* 512KB */
read-only;
lock;
};
partition@f80000 {
label = "Image B (FSBL, PMU, ATF, U-Boot)";
reg = <0xF80000 0xD00000>; /* 13MB */
};
partition@1c80000 {
label = "ImgSel Image B Catch";
reg = <0x1C80000 0x80000>; /* 512KB */
read-only;
lock;
};
partition@1d00000 {
label = "Open_2";
reg = <0x1D00000 0x100000>; /* 1MB */
};
partition@1e00000 {
label = "Recovery Image";
reg = <0x1E00000 0x200000>; /* 2MB */
read-only;
lock;
};
partition@2000000 {
label = "Recovery Image Backup";
reg = <0x2000000 0x200000>; /* 2MB */
read-only;
lock;
};
partition@2200000 {
label = "U-Boot storage variables";
reg = <0x2200000 0x20000>; /* 128KB */
};
partition@2220000 {
label = "U-Boot storage variables backup";
reg = <0x2220000 0x20000>; /* 128KB */
};
partition@2240000 {
label = "SHA256";
reg = <0x2240000 0x10000>; /* 256B but 64KB sector */
read-only;
lock;
};
partition@2250000 {
label = "User";
reg = <0x2250000 0x1db0000>; /* 29.5 MB */
};
};
};
};