linux-kernel - [PATCH] tools/gpio: add bias flags to lsgpio

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Date:   Thu, 30 Apr 2020 08:09:16 +0800
From:   Kent Gibson <warthog618@...il.com>
To:     linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        bgolaszewski@...libre.com, linus.walleij@...aro.org
Cc:     Kent Gibson <warthog618@...il.com>
Subject: [PATCH] tools/gpio: add bias flags to lsgpio

Add display of the bias flags.

Signed-off-by: Kent Gibson <warthog618@...il.com>
---
 tools/gpio/lsgpio.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tools/gpio/lsgpio.c b/tools/gpio/lsgpio.c
index e1430f504c13..8a71ad36f83b 100644
--- a/tools/gpio/lsgpio.c
+++ b/tools/gpio/lsgpio.c
@@ -49,6 +49,18 @@ struct gpio_flag flagnames[] = {
 		.name = "open-source",
 		.mask = GPIOLINE_FLAG_OPEN_SOURCE,
 	},
+	{
+		.name = "pull-up",
+		.mask = GPIOLINE_FLAG_BIAS_PULL_UP,
+	},
+	{
+		.name = "pull-down",
+		.mask = GPIOLINE_FLAG_BIAS_PULL_DOWN,
+	},
+	{
+		.name = "bias-disabled",
+		.mask = GPIOLINE_FLAG_BIAS_DISABLE,
+	},
 };
 
 void print_flags(unsigned long flags)
-- 
2.26.2