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board: rpi: Pass CMA through from firmware DT

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For a lot of usecases, such as display, camera, media
the Raspberry Pi needs a lot more CMA than distros
configure as default so we should pass this parameter
through so things work as expected. Fix a spelling
mistake while we're at it.

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Matthias Brugger <mbrugger@suse.com>
This commit is contained in:
Peter Robinson
2024-10-11 18:09:11 +01:00
parent b841e559cd
commit 28a620d281
1 changed files with 4 additions and 1 deletions
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5
board/raspberrypi/rpi/rpi.c
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@@ -545,12 +545,15 @@ void update_fdt_from_fw(void *fdt, void *fw_fdt)
if (fdt == fw_fdt)
return;
/* The firmware provides a more precie model; so copy that */
/* The firmware provides a more precise model; so copy that */
copy_property(fdt, fw_fdt, "/", "model");
/* memory reserve as suggested by the firmware */
copy_property(fdt, fw_fdt, "/", "memreserve");
/* copy the CMA memory setting from the firmware DT to linux */
copy_property(fdt, fw_fdt, "/reserved-memory/linux,cma", "size");
/* Adjust dma-ranges for the SD card and PCI bus as they can depend on
* the SoC revision
*/