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From: Luiz Otavio O Souza <loos@FreeBSD.org>
Date: Fri, 6 Dec 2013 18:09:11 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r259037 - head/sys/arm/ti
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Author: loos
Date: Fri Dec  6 18:09:10 2013
New Revision: 259037
URL: http://svnweb.freebsd.org/changeset/base/259037

Log:
  Fix the pin value reading on AM335x.  Because of the inverted logic it was
  always returning '0' for all the reads, even for the outputs.  It is now
  known to work with gpioiic(4) and gpioled(4).
  
  Approved by:	adrian (mentor)
  Tested on:	BBB

Modified:
  head/sys/arm/ti/ti_gpio.c

Modified: head/sys/arm/ti/ti_gpio.c
==============================================================================
--- head/sys/arm/ti/ti_gpio.c	Fri Dec  6 17:56:20 2013	(r259036)
+++ head/sys/arm/ti/ti_gpio.c	Fri Dec  6 18:09:10 2013	(r259037)
@@ -543,9 +543,9 @@ ti_gpio_pin_get(device_t dev, uint32_t p
 
 	/* Read the value on the pin */
 	if (val & mask)
-		*value = (ti_gpio_read_4(sc, bank, TI_GPIO_DATAOUT) & mask) ? 1 : 0;
-	else
 		*value = (ti_gpio_read_4(sc, bank, TI_GPIO_DATAIN) & mask) ? 1 : 0;
+	else
+		*value = (ti_gpio_read_4(sc, bank, TI_GPIO_DATAOUT) & mask) ? 1 : 0;
 
 	TI_GPIO_UNLOCK(sc);