Messages in this thread | | | Date | Fri, 21 Nov 2014 18:12:53 +0000 | From | Mark Brown <> | Subject | Re: [PATCH] spi: fsl-spi: Don't use cpm_command on CPM1 |
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On Thu, Nov 20, 2014 at 05:24:17PM +0100, Christophe Leroy wrote: > On CPM1, when the SPI parameter RAM is relocated to somewhere else than the > default location, in accordance with freescale documentation > (refer micropatch SPI application note EB662), init RX/TX params command shall > not be used because it doesn't take into account the new location, and > overwrites data that is in original location of SPI param ram at addresses > SCC2 param base + (u32*)0x88 (u16*)0x90 (u32*)0x98 (u16*)0xA0, hence breaking > activity on SCC2 if SCC2 is used in a mode like QMC for instance.
Applied, thanks. [unhandled content-type:application/pgp-signature] | |