Split the firmware memory region in more specific parts so it is better
described where to find which information. Specifically the LPM metadata
region is important as bootloader software like U-Boot has to know where
that data is to be able to read that data.

Signed-off-by: Markus Schneider-Pargmann (TI) <msp@baylibre.com>
---
 arch/arm64/boot/dts/ti/k3-am62p5-sk.dts | 40 +++++++++++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
index 4f7f6f95b02ef94a140edcef595ad8f6cc4b4113..7fa4924ab52484c7ac4243a0cd6c0d7aacaf8b30 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
@@ -55,9 +55,33 @@ wkup_r5fss0_core0_dma_memory_region: memory@9c800000 {
 			no-map;
 		};
 
-		wkup_r5fss0_core0_memory_region: memory@9c900000 {
+		wkup_r5fss0_core0_ipc_region: memory@9c900000 {
 			compatible = "shared-dma-pool";
-			reg = <0x00 0x9c900000 0x00 0xf00000>;
+			reg = <0x00 0x9c900000 0x00 0x100000>;
+			no-map;
+		};
+
+		wkup_r5fss0_core0_lpm_fs_stub_region: memory@9ca00000 {
+			compatible = "shared-dma-pool";
+			reg = <0x00 0x9ca00000 0x00 0x8000>;
+			no-map;
+		};
+
+		wkup_r5fss0_core0_lpm_metadata_region: memory@9ca08000 {
+			compatible = "shared-dma-pool";
+			reg = <0x00 0x9ca08000 0x00 0x1000>;
+			no-map;
+		};
+
+		wkup_r5fss0_core0_lpm_rest_region: memory@9ca09000 {
+			compatible = "shared-dma-pool";
+			reg = <0x00 0x9ca09000 0x00 0x97000>;
+			no-map;
+		};
+
+		wkup_r5fss0_core0_dm_region: memory@9caa0000 {
+			compatible = "shared-dma-pool";
+			reg = <0x00 0x9caa0000 0x00 0xd60000>;
 			no-map;
 		};
 
@@ -833,3 +857,15 @@ &mcu_uart0 {
 };
 
 #include "k3-am62p-ti-ipc-firmware.dtsi"
+
+&wkup_r5fss0_core0 {
+	memory-region = <&wkup_r5fss0_core0_dma_memory_region>,
+			<&wkup_r5fss0_core0_ipc_region>,
+			<&wkup_r5fss0_core0_lpm_fs_stub_region>,
+			<&wkup_r5fss0_core0_lpm_metadata_region>,
+			<&wkup_r5fss0_core0_lpm_rest_region>,
+			<&wkup_r5fss0_core0_dm_region>;
+	memory-region-names = "dma", "ipc", "lpm-stub",
+			      "lpm-metadata", "lpm-context",
+			      "dm-firmware";
+};

-- 
2.53.0