From mboxrd@z Thu Jan  1 00:00:00 1970
From: timur@codeaurora.org (Timur Tabi)
Date: Wed, 16 Aug 2017 14:55:03 -0500
Subject: [PATCH 2/3] [v3] pinctrl: qcom: disable GPIO groups with no pins
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On 08/16/2017 02:31 PM, Jiandi An wrote:
> That is why the suggestion is instead of patching in each of the op
> function of registered irq_chip for the unavailable gpio that won't
> have use for all that anyways, simply don't register irq for the
> unavailable gpio

Ah, it looks like maybe I can update gpio_chip.irq_valid_mask after 
calling gpiochip_add_data().  I'll try it.

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