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From: Axel Lin <axel.lin@ingics.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] gpio: omap_gpio: Fix valid gpio range for AM33XX
Date: Thu, 20 Jun 2013 23:26:56 +0800	[thread overview]
Message-ID: <1371742016.8005.5.camel@phoenix> (raw)

AM33XX has 4 gpio banks, thus the valid gpio range should be 0 ... 127.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
 drivers/gpio/omap_gpio.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpio/omap_gpio.c b/drivers/gpio/omap_gpio.c
index a30d7f0..9aa6d41 100644
--- a/drivers/gpio/omap_gpio.c
+++ b/drivers/gpio/omap_gpio.c
@@ -55,7 +55,11 @@ static inline int get_gpio_index(int gpio)
 
 int gpio_is_valid(int gpio)
 {
+#if defined(CONFIG_AM33XX)
+	return (gpio >= 0) && (gpio < 128);
+#else
 	return (gpio >= 0) && (gpio < 192);
+#endif
 }
 
 static int check_gpio(int gpio)
-- 
1.8.1.2

             reply	other threads:[~2013-06-20 15:26 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-20 15:26 Axel Lin [this message]
2013-06-20 15:35 ` [U-Boot] [PATCH] gpio: omap_gpio: Fix valid gpio range for AM33XX Tom Rini
2013-06-20 15:47 ` Stefan Roese
2013-06-20 19:42   ` Marek Vasut

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