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ppc4xx: Add struct for 4xx GPIO controller registers

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Signed-off-by: Matthias Fuchs <matthias.fuchs@esd.eu>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Matthias Fuchs 2009-07-20 12:15:38 +02:00 • committed by Stefan Roese
parent 58ea142fb2
commit da799f66ad
1 changed files with 24 additions and 0 deletions
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24
include/asm-ppc/gpio.h
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@ -24,6 +24,8 @@
#ifndef __ASM_PPC_GPIO_H
#define __ASM_PPC_GPIO_H
#include <asm/types.h>
/* 4xx PPC's have 2 GPIO controllers */
#if defined(CONFIG_405EZ) || \
defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
@ -34,6 +36,28 @@
#define GPIO_GROUP_MAX 1
#endif
/* GPIO controller */
struct ppc4xx_gpio {
u32 or; /* Output Control */
u32 tcr; /* Tri-State Control */
u32 osl; /* Output Select 16..31 */
u32 osh; /* Output Select 0..15 */
u32 tsl; /* Tri-State Select 16..31 */
u32 tsh; /* Tri-State Select 0..15 */
u32 odr; /* Open Drain */
u32 ir; /* Input */
u32 rr1; /* Receive Register 1 */
u32 rr2; /* Receive Register 2 */
u32 rr3; /* Receive Register 3 */
u32 reserved;
u32 is1l; /* Input Select 1 16..31 */
u32 is1h; /* Input Select 1 0..15 */
u32 is2l; /* Input Select 2 16..31 */
u32 is2h; /* Input Select 2 0..15 */
u32 is3l; /* Input Select 3 16..31 */
u32 is3h; /* Input Select 3 0..15 */
};
/* Offsets */
#define GPIOx_OR 0x00 /* GPIO Output Register */
#define GPIOx_TCR 0x04 /* GPIO Three-State Control Register */