On Friday 16 May 2014 05:47 PM, Peter Ujfalusi wrote: > Hi, > > Changes since v2: > - Comments from Sekhar and Arnd has been addressed best as I could. > - Use the CCCFG information in all cases instead of pdata provided information > - To achieve this I needed to do a bit more cleanup in this series > - In the documentation patch, retrain the old properties for reference > - Cleanups in the old davinci board files and removing edma_soc_info members > > Changes sicne v1: > - added missing patch to remove the memset from edma_of_parse_dt() > > We are requesting redundant information via DT for the driver since the very same > data is available in the HW: by reading and decoding the content of CCCFG > register we can get: > Number of channels: NUM_DMACH > Number of regions: NUM_REGN > Number of slots (PaRAM sets): NUM_PAENTRY > Number of TC/EQ: NUM_EVQUE > > So these does not need to be provided by the DT binding. > > The driver will no longer look for these properties from DT and they can be > removed from the binding documentation and from the dtsi files as well. > The change will not introduce regression when new kernel is booted using older > DTB (since we just ignore the mentioned properties). Applied all patches and pushed to branch v3.16/edma of: git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci.git Since the patches did not apply cleanly, please verify. I tested on DA850 EVM using MMC/SD as EDMA user. I will wait to get acks from DT maintainers before sending to ARM-SoC. Thanks, Sekhar -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
