From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Fri, 24 Jan 2014 08:28:59 +0000 Subject: [PATCH v2 2/4] pinctrl: st: Add software edge trigger interrupt support. In-Reply-To: References: <1389886545-31498-1-git-send-email-srinivas.kandagatla@st.com> <1389886651-31990-1-git-send-email-srinivas.kandagatla@st.com> Message-ID: <20140124082859.GJ8586@lee--X1> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org > > +/* > > + * As edge triggers are not supported at hardware level, it is supported by > > + * software by exploiting the level trigger support in hardware. > > (...) > > All this is quite hard to understand. Maybe it's just because > it's hard overall. Edge triggers are not supported by hardware > so we use the hardware edge trigger support? > > That is a bit oxymoronic... That's not what is says. Read it again. :) -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog