Commit 12f0158f authored by Jan Kiszka's avatar Jan Kiszka Committed by Vignesh Raghavendra
Browse files

arm64: dts: ti: iot2050: Add layout of OSPI flash 



Describe the layout of the OSPI flash as the latest firmware uses it.
Specifically the location of the U-Boot envs is important for userspace
in order to access it.

Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Link: https://lore.kernel.org/r/d135b246bd302060175276d3653f2891077eb109.1674110442.git.jan.kiszka@siemens.com


Signed-off-by: default avatarVignesh Raghavendra <vigneshr@ti.com>
parent 9ae21ac4

arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi

+46 −0
Original line number Diff line number Diff line
@@ -609,6 +609,52 @@ flash@0 { 
		cdns,tchsh-ns = <60>;

		cdns,tslch-ns = <60>;

		cdns,read-delay = <2>;



		partitions {

			compatible = "fixed-partitions";

			#address-cells = <1>;

			#size-cells = <1>;



			seboot@0 {

				label = "seboot";

				reg = <0x0 0x180000>; /* 1.5M */

			};



			tispl@180000 {

				label = "tispl";

				reg = <0x180000 0x200000>; /* 2M */

			};



			u-boot@380000 {

				label = "u-boot";

				reg = <0x380000 0x300000>; /* 3M */

			};



			env@680000 {

				label = "env";

				reg = <0x680000 0x20000>; /* 128K */

			};



			env-backup@6a0000 {

				label = "env.backup";

				reg = <0x6a0000 0x20000>; /* 128K */

			};



			otpcmd@6c0000 {

				label = "otpcmd";

				reg = <0x6c0000 0x10000>; /* 64K */

			};



			unused@6d0000 {

				label = "unused";

				reg = <0x6d0000 0x7b0000>; /* 7872K */

			};



			seboot-backup@e80000 {

				label = "seboot.backup";

				reg = <0xe80000 0x180000>; /* 1.5M */

			};

		};

	};

};