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 --- cpu/ppc4xx/gpio.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/cpu/ppc4xx/gpio.c b/cpu/ppc4xx/gpio.c index 37d3fa8..df99f53 100644 --- a/cpu/ppc4xx/gpio.c +++ b/cpu/ppc4xx/gpio.c @@ -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);