Difuse/u-boot
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

ppc4xx: Fix problem in gpio_config()

Browse source 
As pointed out by Guennadi Liakhovetski (thanks), pin2 is already shifted
left by one. So the additional shift is bogus.

Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese 2008-06-23 11:15:09 +02:00
parent 914f58c576
commit aac7a5095b
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
cpu/ppc4xx/gpio.c
View file

@ -1,5 +1,5 @@
/*
* (C) Copyright 2007
* (C) Copyright 2007-2008
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* See file CREDITS for list of people who contributed to this
@ -52,7 +52,7 @@ void gpio_config(int pin, int in_out, int gpio_alt, int out_val)
}
mask = 0x80000000 >> pin;
mask2 = 0xc0000000 >> (pin2 << 1);
mask2 = 0xc0000000 >> pin2;
/* first set TCR to 0 */
out_be32((void *)GPIO0_TCR + offs, in_be32((void *)GPIO0_TCR + offs) & ~mask);