This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / asm-arm / arch-s3c2410 / regs-iic.h

diff --git a/include/asm-arm/arch-s3c2410/regs-iic.h b/include/asm-arm/arch-s3c2410/regs-iic.h
new file mode 100644 (file)
index 0000000..028ab20
--- /dev/null
+++ b/include/asm-arm/arch-s3c2410/regs-iic.h
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+/* linux/include/asm-arm/arch-s3c2410/regs-iic.h
+ *
+ * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk>
+ *             http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2410 I2C Controller
+ *
+ *  Changelog:
+ *     03-Oct-2004  BJD  Initial include for Linux
+*/
+
+#ifndef __ASM_ARCH_IIC_H
+#define __ASM_ARCH_IIC_H __FILE__
+
+/* see s3c2410x user guide, v1.1, section 9 (p447) for more info */
+
+#define S3C2410_IICREG(x) (x)
+
+#define S3C2410_IICCON    S3C2410_IICREG(0x00)
+#define S3C2410_IICSTAT   S3C2410_IICREG(0x04)
+#define S3C2410_IICADD    S3C2410_IICREG(0x08)
+#define S3C2410_IICDS     S3C2410_IICREG(0x0C)
+
+#define S3C2410_IICCON_ACKEN           (1<<7)
+#define S3C2410_IICCON_TXDIV_16                (0<<6)
+#define S3C2410_IICCON_TXDIV_512       (1<<6)
+#define S3C2410_IICCON_IRQEN           (1<<5)
+#define S3C2410_IICCON_IRQPEND         (1<<4)
+#define S3C2410_IICCON_SCALE(x)                ((x)&15)
+#define S3C2410_IICCON_SCALEMASK       (0xf)
+
+#define S3C2410_IICSTAT_MASTER_RX      (2<<6)
+#define S3C2410_IICSTAT_MASTER_TX      (3<<6)
+#define S3C2410_IICSTAT_SLAVE_RX       (0<<6)
+#define S3C2410_IICSTAT_SLAVE_TX       (1<<6)
+#define S3C2410_IICSTAT_MODEMASK       (3<<6)
+
+#define S3C2410_IICSTAT_START          (1<<5)
+#define S3C2410_IICSTAT_BUSBUSY                (1<<5)
+#define S3C2410_IICSTAT_TXRXEN         (1<<4)
+#define S3C2410_IICSTAT_ARBITR         (1<<3)
+#define S3C2410_IICSTAT_ASSLAVE                (1<<2)
+#define S3C2410_IICSTAT_ADDR0          (1<<1)
+#define S3C2410_IICSTAT_LASTBIT                (1<<0)
+
+#endif /* __ASM_ARCH_IIC_H */