From mboxrd@z Thu Jan 1 00:00:00 1970 From: Doug Anderson Subject: [RFC PATCH 2/2] pinctrl: rockchip: Implement PIN_CONFIG_OUTPUT_DISABLE Date: Tue, 28 Oct 2014 13:57:15 -0700 Message-ID: <1414529835-16207-2-git-send-email-dianders@chromium.org> References: <1414529835-16207-1-git-send-email-dianders@chromium.org> Return-path: Received: from mail-pd0-f175.google.com ([209.85.192.175]:57619 "EHLO mail-pd0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753305AbaJ1U5g (ORCPT ); Tue, 28 Oct 2014 16:57:36 -0400 Received: by mail-pd0-f175.google.com with SMTP id y13so1498908pdi.34 for ; Tue, 28 Oct 2014 13:57:36 -0700 (PDT) In-Reply-To: <1414529835-16207-1-git-send-email-dianders@chromium.org> Sender: linux-gpio-owner@vger.kernel.org List-Id: linux-gpio@vger.kernel.org To: Linus Walleij , Heiko Stuebner Cc: Sonny Rao , linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Doug Anderson , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org If someone requests us to disable output for a pin, we'll configure it as an input. Signed-off-by: Doug Anderson --- drivers/pinctrl/pinctrl-rockchip.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 40970c3..c1ac14c 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -971,6 +971,12 @@ static int rockchip_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin, if (rc) return rc; break; + case PIN_CONFIG_OUTPUT_DISABLE: + rc = _rockchip_pmx_gpio_set_direction(&bank->gpio_chip, + pin - bank->pin_base, true); + if (rc) + return rc; + break; case PIN_CONFIG_OUTPUT: rockchip_gpio_set(&bank->gpio_chip, pin - bank->pin_base, arg); -- 2.1.0.rc2.206.gedb03e5