From: Guillaume La Roque <glaroque@baylibre.com>
To: linus.walleij@linaro.org, robh+dt@kernel.org,
mark.rutland@arm.com, khilman@baylibre.com
Cc: linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 2/4] pinctrl: generic: add new 'drive-strength-uA' property support
Date: Thu, 18 Apr 2019 14:47:56 +0200 [thread overview]
Message-ID: <20190418124758.24022-3-glaroque@baylibre.com> (raw)
In-Reply-To: <20190418124758.24022-1-glaroque@baylibre.com>
Add drive-strength-uA property support to allow drive strength in uA
Signed-off-by: Guillaume La Roque <glaroque@baylibre.com>
---
drivers/pinctrl/pinconf-generic.c | 2 ++
include/linux/pinctrl/pinconf-generic.h | 3 +++
2 files changed, 5 insertions(+)
diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index b4f7f8a458ea..87393e9452b4 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -39,6 +39,7 @@ static const struct pin_config_item conf_items[] = {
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH, "output drive strength", "mA", true),
+ PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH_UA, "output drive strength", "uA", true),
PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE, "input debounce", "usec", true),
PCONFDUMP(PIN_CONFIG_INPUT_ENABLE, "input enabled", NULL, false),
PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT, "input schmitt trigger", NULL, false),
@@ -167,6 +168,7 @@ static const struct pinconf_generic_params dt_params[] = {
{ "drive-open-source", PIN_CONFIG_DRIVE_OPEN_SOURCE, 0 },
{ "drive-push-pull", PIN_CONFIG_DRIVE_PUSH_PULL, 0 },
{ "drive-strength", PIN_CONFIG_DRIVE_STRENGTH, 0 },
+ { "drive-strength-uA", PIN_CONFIG_DRIVE_STRENGTH_UA, 0 },
{ "input-debounce", PIN_CONFIG_INPUT_DEBOUNCE, 0 },
{ "input-disable", PIN_CONFIG_INPUT_ENABLE, 0 },
{ "input-enable", PIN_CONFIG_INPUT_ENABLE, 1 },
diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index 6c0680641108..72d06d6a3099 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -55,6 +55,8 @@
* push-pull mode, the argument is ignored.
* @PIN_CONFIG_DRIVE_STRENGTH: the pin will sink or source at most the current
* passed as argument. The argument is in mA.
+ * @PIN_CONFIG_DRIVE_STRENGTH_UA: the pin will sink or source at most the current
+ * passed as argument. The argument is in uA.
* @PIN_CONFIG_INPUT_DEBOUNCE: this will configure the pin to debounce mode,
* which means it will wait for signals to settle when reading inputs. The
* argument gives the debounce time in usecs. Setting the
@@ -112,6 +114,7 @@ enum pin_config_param {
PIN_CONFIG_DRIVE_OPEN_SOURCE,
PIN_CONFIG_DRIVE_PUSH_PULL,
PIN_CONFIG_DRIVE_STRENGTH,
+ PIN_CONFIG_DRIVE_STRENGTH_UA,
PIN_CONFIG_INPUT_DEBOUNCE,
PIN_CONFIG_INPUT_ENABLE,
PIN_CONFIG_INPUT_SCHMITT,
--
2.17.1
next prev parent reply other threads:[~2019-04-18 12:48 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-18 12:47 [PATCH v2 0/4] Add drive-strength in Meson pinctrl driver Guillaume La Roque
2019-04-18 12:47 ` [PATCH v2 1/4] dt-bindings: pinctrl: add a 'drive-strength-uA' property Guillaume La Roque
2019-04-23 11:13 ` Linus Walleij
2019-04-27 19:19 ` Martin Blumenstingl
2019-04-29 19:19 ` Kevin Hilman
2019-04-30 15:12 ` Rob Herring
2019-04-30 15:24 ` guillaume La Roque
2019-04-18 12:47 ` Guillaume La Roque [this message]
2019-04-18 12:47 ` [PATCH v2 3/4] dt-bindings: pinctrl: meson: Add drive-strength-uA property Guillaume La Roque
2019-04-27 19:21 ` Martin Blumenstingl
2019-04-30 6:38 ` guillaume La Roque
2019-04-18 12:47 ` [PATCH v2 4/4] pinctrl: meson: add support of drive-strength-uA Guillaume La Roque
2019-04-27 19:44 ` Martin Blumenstingl
2019-04-30 7:20 ` guillaume La Roque
2019-04-30 20:28 ` Martin Blumenstingl
2019-05-06 13:16 ` guillaume La Roque
2019-04-23 11:13 ` [PATCH v2 0/4] Add drive-strength in Meson pinctrl driver Linus Walleij
2019-04-27 19:46 ` Martin Blumenstingl
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