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i.MX31: Fix mx31_gpio_mux() function and MUX_-macros.

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Correct the mx31_gpio_mux() function to allow changing all i.MX31 IOMUX
contacts instead of only the first 256 ones as is the case prior to
this patch.

Add missing MUX_* macros and update board files to use the new macros.

Signed-off-by: Magnus Lilja <lilja.magnus@gmail.com>
This commit is contained in:
Magnus Lilja
2008-08-03 21:44:10 +02:00
committed by Jean-Christophe PLAGNIOL-VILLARD
parent b6b183c5b2
commit 5276a3584d
4 changed files with 39 additions and 24 deletions
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4
cpu/arm1136/mx31/generic.c
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@@ -81,12 +81,12 @@ void mx31_gpio_mux(unsigned long mode)
{
unsigned long reg, shift, tmp;
reg = IOMUXC_BASE + (mode & 0xfc);
reg = IOMUXC_BASE + (mode & 0x1fc);
shift = (~mode & 0x3) * 8;
tmp = __REG(reg);
tmp &= ~(0xff << shift);
tmp |= ((mode >> 8) & 0xff) << shift;
tmp |= ((mode >> IOMUX_MODE_POS) & 0xff) << shift;
__REG(reg) = tmp;
}