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Re: [Qemu-arm] [PATCH 0/4] aspeed/smc: add fast read support under User
Re: [Qemu-arm] [PATCH 0/4] aspeed/smc: add fast read support under User command mode.
Mon, 28 Jan 2019 12:32:26 +0000
On Thu, 24 Jan 2019 at 14:08, Cédric Le Goater <address@hidden> wrote:
> When in the User command mode, the Aspeed SMC controller driver
> performs the dummy cycles of a fast read command using byte transfers,
> that is ony byte for eight cycles. But, the QEMU m25p80 models one
> dummy cycle with one byte transfer.
> To restore the correct number of cycles, this series adds a function
> snooping the SPI transfers to catch commands requiring dummy cycles
> and replaces them with byte transfers compatible with the m25p80 model.
> Cédric Le Goater (4):
> aspeed/smc: fix default read value
> aspeed/smc: define registers for all possible CS
> aspeed/smc: Add dummy data register
> aspeed/smc: snoop transfers to fake dummy cycles
Applied to target-arm.next, thanks.