From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laxman Dewangan Subject: [PATCH V3 1/1] input: gpio-keys: add support for disable button from DT Date: Wed, 13 Jan 2016 12:56:20 +0530 Message-ID: <1452669980-16460-1-git-send-email-ldewangan@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: robh+dt@kernel.org, dmitry.torokhov@gmail.com, pawel.moll@arm.com, mark.rutland@arm.com Cc: galak@codeaurora.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org, linus.walleij@linaro.org, bjorn.andersson@sonymobile.com, Laxman Dewangan List-Id: linux-input@vger.kernel.org Add support to disable the button from DT via status property if given button is not supporting on given platforms. This will help to re-use the existing dtsi file with status enable/disable across platforms. Signed-off-by: Laxman Dewangan --- Changes from V1: - Converted print to dev_dbg. Changes from V2: - use of_get_available_child_count() and for_each_available_child_of_node() drivers/input/keyboard/gpio_keys.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index bef317f..ef6ca1c 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -613,7 +613,7 @@ gpio_keys_get_devtree_pdata(struct device *dev) if (!node) return ERR_PTR(-ENODEV); - nbuttons = of_get_child_count(node); + nbuttons = of_get_available_child_count(node); if (nbuttons == 0) return ERR_PTR(-ENODEV); @@ -629,7 +629,7 @@ gpio_keys_get_devtree_pdata(struct device *dev) pdata->rep = !!of_get_property(node, "autorepeat", NULL); i = 0; - for_each_child_of_node(node, pp) { + for_each_available_child_of_node(node, pp) { enum of_gpio_flags flags; button = &pdata->buttons[i++]; -- 2.1.4