On Thu, 29 Jul 2010 01:19:23 -0600 Grant Likely <grant.lik...@secretlab.ca> wrote:
> On Wed, Jul 7, 2010 at 5:28 AM, Peter Korsgaard <jac...@sunsite.dk> wrote: > >>>>>> "Anatolij" == Anatolij Gustschin <ag...@denx.de> writes: > > > > Hi, > > > > Old mail, I know .. > > > > Anatolij> From: Matthias Fuchs <matthias.fu...@esd.eu> > > Anatolij> This patch adds a gpio driver for MPC512X PowerPCs. > > > > Anatolij> It has been tested on our CAN-CBX-CPU5201 module that > > Anatolij> uses a MPC5121 CPU. This platform comes with a couple of > > Anatolij> LEDs and configuration switches that have been used for testing. > > > > Anatolij> After change to the of-gpio api the reworked driver has been > > Anatolij> tested on pdm360ng board with some configuration switches. > > > > This looks very similar to the existing > > arch/powerpc/sysdev/mpc8xxx_gpio.c - Couldn't we just add 5121 support > > there instead? > > > > Anatolij> +struct mpc512x_gpio_regs { > > Anatolij> + u32 gpdir; > > Anatolij> + u32 gpodr; > > Anatolij> + u32 gpdat; > > Anatolij> + u32 gpier; > > Anatolij> + u32 gpimr; > > Anatolij> + u32 gpicr1; > > Anatolij> + u32 gpicr2; > > Anatolij> +}; > > Hi Anatolij, > > Peter's right, the register map looks the same, except for the > additional gpicr1 & 2 registers in the 512x version. Can the 512x > gpios be supported by the 8xxx gpio driver? Hi Grant, I wanted to extend/test this driver but didn't have time so far. I'll look at 8xxx gpio driver this weekend to see if it can be used for 512x gpios. Anatolij _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev