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From: Eugen Hristev <eugen.hristev@microchip.com>
To: u-boot@lists.denx.de
Subject: [PATCH 2/4] dt-bindings: pinctrl: at91-pio4: add property for drive strength
Date: Thu, 7 Jan 2021 09:20:45 +0200	[thread overview]
Message-ID: <20210107072047.150507-2-eugen.hristev@microchip.com> (raw)
In-Reply-To: <20210107072047.150507-1-eugen.hristev@microchip.com>

Add drive strength property which is equivalent with the one in Linux

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
 doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt b/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt
index a376c6fba5..9252dc154e 100644
--- a/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt
+++ b/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt
@@ -28,6 +28,8 @@ Optional properties:
 - GENERIC_PINCONFIG: generic pinconfig options to use, bias-disable,
 bias-pull-down, bias-pull-up, drive-open-drain, input-schmitt-enable,
 input-debounce.
+- atmel,drive-strength: 0 or 1 for low drive, 2 for medium drive and 3 for
+high drive. The default value is low drive.
 
 Example:
 
-- 
2.25.1

  reply	other threads:[~2021-01-07  7:20 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-07  7:20 [PATCH 1/4] dt-bindings: pinctrl: at91-pio4: update license to SPDX style Eugen Hristev
2021-01-07  7:20 ` Eugen Hristev [this message]
2021-01-07  7:20 ` [PATCH 3/4] pinctrl: at91-pio4: convert to dev_read_prop Eugen Hristev
2021-01-07  7:20 ` [PATCH 4/4] pinctrl: at91-pio4: implement drive strength support Eugen Hristev

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