From ad63da85f45fa55c270e5681e9b985605ec51f8d Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Sat, 2 Dec 2017 12:23:09 +0100 Subject: pinctrl: gemini: Support drive strength setting The Gemini pin controller can set drive strength for a few select groups of pins (not individually). Implement this for GMAC0 and 1 (ethernet ports), IDE and PCI. Cc: devicetree@vger.kernel.org Reviewed-by: Rob Herring Signed-off-by: Linus Walleij --- Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Documentation/devicetree') diff --git a/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt index d857b67fab72..4346ff2dd8e6 100644 --- a/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt +++ b/Documentation/devicetree/bindings/pinctrl/cortina,gemini-pinctrl.txt @@ -17,6 +17,9 @@ and generic pin config nodes. Supported configurations: - skew-delay is supported on the Ethernet pins +- drive-strength with 4, 8, 12 or 16 mA as argument is supported for + entire groups on the groups "idegrp", "gmii_gmac0_grp", "gmii_gmac1_grp" + and "pcigrp". Example: -- cgit v1.2.3