From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfgang Grandegger Subject: Re: [PATCH net-next-2.6 v3 1/1] can: c_can: Added support for Bosch C_CAN controller Date: Wed, 12 Jan 2011 09:47:58 +0100 Message-ID: <4D2D6ABE.7000405@grandegger.com> References: <1294135195-9448-1-git-send-email-bhupesh.sharma@st.com> <4D2829C5.5020206@grandegger.com> <4D2C14FE.7080903@grandegger.com> <4D2CA0AA.6080505@grandegger.com> <4D2CD34B.8000609@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: "Socketcan-core-0fE9KPoRgkgATYTw5x5z8w@public.gmane.org" , "netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , David Miller , Wolfram Sang , Oliver Hartkopp To: Marc Kleine-Budde Return-path: In-Reply-To: <4D2CD34B.8000609-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: socketcan-core-bounces-0fE9KPoRgkgATYTw5x5z8w@public.gmane.org Errors-To: socketcan-core-bounces-0fE9KPoRgkgATYTw5x5z8w@public.gmane.org List-Id: netdev.vger.kernel.org On 01/11/2011 11:01 PM, Marc Kleine-Budde wrote: > On 01/11/2011 07:25 PM, Wolfgang Grandegger wrote: > > [...] > >> I was told that Bosch's page for the C_CAN is here: >> >> http://www.semiconductors.bosch.de/en/ipmodules/can/canipmodules/c_can/c_can.asp >> >> There it's also written for what bus interfaces the C_CAN is available for, e.g.: >> >> "The ASIC version is delivered with the AMBA APB bus interface from ARM." > > On ARM we also have the AMBA bus abstraction in Linux, but I've never > worked with it. IIRC Wolfram (Cc'ed) has recently touched it. > >> which is obviously used in the "Platform Controller Hub" eg20t. > > But in the pch, they've attached the AMBA to the PCI bus. Ah, right. Anyway, with that driver we are prepared to handle other bus interfaces by adding another bus-sensitive driver in "drivers/net/can/c_can". Wolfgang.