From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andreas Larsson Subject: [PATCH 0/2] i2c: i2c-ocores: Add support for sparc, custom set and get functions, and the GRLIB port of the controller Date: Tue, 23 Oct 2012 17:03:55 +0200 Message-ID: <1351004637-11049-1-git-send-email-andreas@gaisler.com> Return-path: Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Peter Korsgaard Cc: Jean Delvare , Ben Dooks , Wolfram Sang , Grant Likely , Rob Herring , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, software-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org List-Id: devicetree@vger.kernel.org On sparc, irqs are not present as an IORESOURCE in the struct platform_device representation. Therefore, for sparc the irq needs to be fetched in a different manner. The GRLIB port of the ocores i2c controller needs custom getreg and setreg functions to allow for big endian register access and to deal with the fact that the PRELOW and PREHIGH registers have been merged into one register. Signed-off-by: Andreas Larsson Andreas Larsson (2): i2c: i2c-ocores: Add irq support for sparc i2c: i2c-ocores: Add support for the GRLIB port of the controller and custom getreg and setreg functions drivers/i2c/busses/i2c-ocores.c | 70 +++++++++++++++++++++++++++++++++++--- 1 files changed, 64 insertions(+), 6 deletions(-)