* Patch by Robert Schwebel, 21 Jan 2003:

[u-boot] / include / asm-arm / arch-pxa / pxa-regs.h

diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h
index 2975fa395fbfe6a06926157d265dd95f28d0e504..dda246530e9640080ac2932ab610a0a89dee5907 100644 (file)
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -10,6 +10,8 @@
  * published by the Free Software Foundation.
  */
 
+#ifndef PXA_REGS_H
+#define PXA_REGS_H 1
 
 /* FIXME hack so that SA-1111.h will work [cb] */
 
@@ -425,6 +427,38 @@ typedef void            (*ExcpHndlr) (void) ;
 #define ISR            __REG(0x40301698)  /* I2C Status Register - ISR */
 #define ISAR           __REG(0x403016A0)  /* I2C Slave Address Register - ISAR */
 
+/* ----- Control register bits ---------------------------------------- */
+
+#define ICR_START      0x1             /* start bit */
+#define ICR_STOP       0x2             /* stop bit */
+#define ICR_ACKNAK     0x4             /* send ACK(0) or NAK(1) */
+#define ICR_TB         0x8             /* transfer byte bit */
+#define ICR_MA         0x10            /* master abort */
+#define ICR_SCLE       0x20            /* master clock enable */
+#define ICR_IUE                0x40            /* unit enable */
+#define ICR_GCD                0x80            /* general call disable */
+#define ICR_ITEIE      0x100           /* enable tx interrupts */
+#define ICR_IRFIE      0x200           /* enable rx interrupts */
+#define ICR_BEIE       0x400           /* enable bus error ints */
+#define ICR_SSDIE      0x800           /* slave STOP detected int enable */
+#define ICR_ALDIE      0x1000          /* enable arbitration interrupt */
+#define ICR_SADIE      0x2000          /* slave address detected int enable */
+#define ICR_UR         0x4000          /* unit reset */
+
+/* ----- Status register bits ----------------------------------------- */
+
+#define ISR_RWM         0x1            /* read/write mode */
+#define ISR_ACKNAK      0x2            /* ack/nak status */
+#define ISR_UB          0x4            /* unit busy */
+#define ISR_IBB         0x8            /* bus busy */
+#define ISR_SSD         0x10           /* slave stop detected */
+#define ISR_ALD         0x20           /* arbitration loss detected */
+#define ISR_ITE         0x40            /* tx buffer empty */
+#define ISR_IRF         0x80            /* rx buffer full */
+#define ISR_GCAD        0x100          /* general call address detected */
+#define ISR_SAD         0x200          /* slave address detected */
+#define ISR_BED         0x400           /* bus error no ACK/NAK */
+
 
 /*
  * Serial Audio Controller
@@ -1128,6 +1162,6 @@ typedef void            (*ExcpHndlr) (void) ;
 #define MCIO1_OFFSET    0x3C
 #define MDMRS_OFFSET    0x40
 
-
+#endif /* PXA_REGS_H */