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) <[email protected]> --- .../boot/dts/ti/k3-am62a-ti-ipc-firmware.dtsi | 38 +++++++++++++++++++--- 1 file changed, 34 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62a-ti-ipc-firmware.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-ti-ipc-firmware.dtsi index dceaee6ac57b01a280e891f70587a679f5b732a6..24c4e2ec091c3f66e51b4af1b10bea0d0ae26ceb 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-ti-ipc-firmware.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-ti-ipc-firmware.dtsi @@ -36,12 +36,36 @@ 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; bootph-pre-ram; }; + + 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; + }; }; &mailbox0_cluster0 { @@ -78,8 +102,14 @@ &wkup_r5fss0 { &wkup_r5fss0_core0 { mboxes = <&mailbox0_cluster0>, <&mbox_r5_0>; memory-region = <&wkup_r5fss0_core0_dma_memory_region>, - <&wkup_r5fss0_core0_memory_region>; - memory-region-names = "dma", "firmware"; + <&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"; bootph-pre-ram; status = "okay"; }; -- 2.53.0
