Messages in this thread | | | Date | Thu, 25 Sep 2014 10:15:49 +0800 | From | Shawn Guo <> | Subject | Re: [PATCH v2 1/5] pinctrl: imx: detect uninitialized pins |
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On Tue, Sep 23, 2014 at 07:37:53PM +0200, Stefan Agner wrote: > The pinctrl driver initialized the register offsets for the pins > with 0. On Vybrid an offset of 0 is a valid offset for the pinctrl > mux register. So far, this was solved using the ZERO_OFFSET_VALID > flag which allowed offsets of 0. However, this does not allow to > verify whether a pins struct imx_pmx_func was initialized or not. > > Use signed offset values for register offsets and initialize those > with -1 in order to detect uninitialized offset values reliable. > > Signed-off-by: Stefan Agner <stefan@agner.ch>
Acked-by: Shawn Guo <shawn.guo@freescale.com>
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