lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1414529835-16207-2-git-send-email-dianders@chromium.org>
Date:	Tue, 28 Oct 2014 13:57:15 -0700
From:	Doug Anderson <dianders@...omium.org>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Heiko Stuebner <heiko@...ech.de>
Cc:	Sonny Rao <sonnyrao@...omium.org>,
	linux-rockchip@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	Doug Anderson <dianders@...omium.org>,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [RFC PATCH 2/2] pinctrl: rockchip: Implement PIN_CONFIG_OUTPUT_DISABLE

If someone requests us to disable output for a pin, we'll configure it
as an input.

Signed-off-by: Doug Anderson <dianders@...omium.org>
---
 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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ