On Wed, Apr 23, 2025 at 02:42:12PM -0500, Rob Herring (Arm) wrote: >While there's a common function to parse "memory-region" properties for >DMA pool regions, there's not anything for driver private regions. As a >result, drivers have resorted to parsing "memory-region" properties >themselves repeating the same pattern over and over. To fix this, this >series adds 2 functions to handle those cases: >of_reserved_mem_region_to_resource() and of_reserved_mem_region_count(). > >I've converted the whole tree, but just including remoteproc here as >it has the most cases. I intend to apply the first 3 patches for 6.16 >so the driver conversions can be applied for 6.17. > >A git tree with all the drivers converted is here[1]. > >v2: >- Fix of_dma_set_restricted_buffer() to maintain behavior on warning msg >- Export devm_ioremap_resource_wc() >- Rework handling of resource name to drop unit-address from name as it > was before. >- Link to v1: > https://lore.kernel.org/all/20250317232426.952188-1-r...@kernel.org > >[1] git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git >dt/memory-region > >Signed-off-by: Rob Herring (Arm) <r...@kernel.org> >--- >Rob Herring (Arm) (4): > of: reserved_mem: Add functions to parse "memory-region" > of: Simplify of_dma_set_restricted_buffer() to use of_for_each_phandle() > devres: Export devm_ioremap_resource_wc() > remoteproc: Use of_reserved_mem_region_* functions for "memory-region" > > drivers/of/device.c | 31 +++++------- > drivers/of/of_reserved_mem.c | 80 +++++++++++++++++++++++++++++++ > drivers/remoteproc/imx_dsp_rproc.c | 45 +++++++---------- > drivers/remoteproc/imx_rproc.c | 68 +++++++++++---------------
Tested-by: Peng Fan <peng....@nxp.com> (i.MX93-11x11-EVK for imx_rproc.c) Thanks, Peng
