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Diffstat (limited to 'arch/arm/mach-s3c2410/include/mach/gpio-nrs.h')
-rw-r--r--arch/arm/mach-s3c2410/include/mach/gpio-nrs.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h
index ce1ec69..5213e45 100644
--- a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h
+++ b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h
@@ -11,6 +11,9 @@
* published by the Free Software Foundation.
*/
+#ifndef __MACH_GPIONRS_H
+#define __MACH_GPIONRS_H
+
#define S3C2410_GPIONO(bank,offset) ((bank) + (offset))
#define S3C2410_GPIO_BANKA (32*0)
@@ -21,3 +24,49 @@
#define S3C2410_GPIO_BANKF (32*5)
#define S3C2410_GPIO_BANKG (32*6)
#define S3C2410_GPIO_BANKH (32*7)
+
+/* GPIO bank sizes */
+#define S3C2410_GPIO_A_NR (32)
+#define S3C2410_GPIO_B_NR (32)
+#define S3C2410_GPIO_C_NR (32)
+#define S3C2410_GPIO_D_NR (32)
+#define S3C2410_GPIO_E_NR (32)
+#define S3C2410_GPIO_F_NR (32)
+#define S3C2410_GPIO_G_NR (32)
+#define S3C2410_GPIO_H_NR (32)
+
+#if CONFIG_S3C_GPIO_SPACE != 0
+#error CONFIG_S3C_GPIO_SPACE cannot be zero at the moment
+#endif
+
+#define S3C2410_GPIO_NEXT(__gpio) \
+ ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 0)
+
+#ifndef __ASSEMBLY__
+
+enum s3c_gpio_number {
+ S3C2410_GPIO_A_START = 0,
+ S3C2410_GPIO_B_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_A),
+ S3C2410_GPIO_C_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_B),
+ S3C2410_GPIO_D_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_C),
+ S3C2410_GPIO_E_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_D),
+ S3C2410_GPIO_F_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_E),
+ S3C2410_GPIO_G_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_F),
+ S3C2410_GPIO_H_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_G),
+};
+
+#endif /* __ASSEMBLY__ */
+
+/* S3C2410 GPIO number definitions. */
+
+#define S3C2410_GPA(_nr) (S3C2410_GPIO_A_START + (_nr))
+#define S3C2410_GPB(_nr) (S3C2410_GPIO_B_START + (_nr))
+#define S3C2410_GPC(_nr) (S3C2410_GPIO_C_START + (_nr))
+#define S3C2410_GPD(_nr) (S3C2410_GPIO_D_START + (_nr))
+#define S3C2410_GPE(_nr) (S3C2410_GPIO_E_START + (_nr))
+#define S3C2410_GPF(_nr) (S3C2410_GPIO_F_START + (_nr))
+#define S3C2410_GPG(_nr) (S3C2410_GPIO_G_START + (_nr))
+#define S3C2410_GPH(_nr) (S3C2410_GPIO_H_START + (_nr))
+
+#endif /* __MACH_GPIONRS_H */
+