On Fri, 2020-06-12 at 07:58:16 UTC, Sivaprakash Murugesan wrote: > BAM is DMA controller on QCOM ipq platforms, BAM mode on NAND driver > is set by writing BAM_MODE_EN bit on NAND_CTRL register. > > NAND_CTRL is an operational register and in BAM mode operational > registers are read only. > > So, before enabling BAM mode by writing the NAND_CTRL register, check > if BAM mode was already enabled by the bootloader, and enable BAM mode > only if it is not enabled already. > > Signed-off-by: Sivaprakash Murugesan <[email protected]>
Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks. Miquel
