Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / m68k / include / asm / amigayle.h

diff --git a/kernel/arch/m68k/include/asm/amigayle.h b/kernel/arch/m68k/include/asm/amigayle.h
new file mode 100644 (file)
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--- /dev/null
+++ b/kernel/arch/m68k/include/asm/amigayle.h
@@ -0,0 +1,113 @@
+/*
+** asm-m68k/amigayle.h -- This header defines the registers of the gayle chip
+**                        found on the Amiga 1200
+**                        This information was found by disassembling card.resource,
+**                        so the definitions may not be 100% correct
+**                        anyone has an official doc ?
+**
+** Copyright 1997 by Alain Malek
+**
+** This file is subject to the terms and conditions of the GNU General Public
+** License.  See the file COPYING in the main directory of this archive
+** for more details.
+**
+** Created: 11/28/97 by Alain Malek
+*/
+
+#ifndef _M68K_AMIGAYLE_H_
+#define _M68K_AMIGAYLE_H_
+
+#include <linux/types.h>
+#include <asm/amigahw.h>
+
+/* memory layout */
+
+#define GAYLE_RAM              (0x600000+zTwoBase)
+#define GAYLE_RAMSIZE          (0x400000)
+#define GAYLE_ATTRIBUTE                (0xa00000+zTwoBase)
+#define GAYLE_ATTRIBUTESIZE    (0x020000)
+#define GAYLE_IO               (0xa20000+zTwoBase)     /* 16bit and even 8bit registers */
+#define GAYLE_IOSIZE           (0x010000)
+#define GAYLE_IO_8BITODD       (0xa30000+zTwoBase)     /* odd 8bit registers */
+
+/* offset for accessing odd IO registers */
+#define GAYLE_ODD              (GAYLE_IO_8BITODD-GAYLE_IO-1)
+
+/* GAYLE registers */
+
+struct GAYLE {
+       u_char cardstatus;
+       u_char pad0[0x1000-1];
+
+       u_char intreq;
+       u_char pad1[0x1000-1];
+
+       u_char inten;
+       u_char pad2[0x1000-1];
+
+       u_char config;
+       u_char pad3[0x1000-1];
+};
+
+#define GAYLE_ADDRESS  (0xda8000)      /* gayle main registers base address */
+
+#define GAYLE_RESET    (0xa40000)      /* write 0x00 to start reset,
+                                           read 1 byte to stop reset */
+
+#define gayle (*(volatile struct GAYLE *)(zTwoBase+GAYLE_ADDRESS))
+#define gayle_reset (*(volatile u_char *)(zTwoBase+GAYLE_RESET))
+
+#define gayle_attribute ((volatile u_char *)(GAYLE_ATTRIBUTE))
+
+#if 0
+#define gayle_inb(a) readb( GAYLE_IO+(a)+(((a)&1)*GAYLE_ODD) )
+#define gayle_outb(v,a) writeb( v, GAYLE_IO+(a)+(((a)&1)*GAYLE_ODD) )
+
+#define gayle_inw(a) readw( GAYLE_IO+(a) )
+#define gayle_outw(v,a) writew( v, GAYLE_IO+(a) )
+#endif
+
+/* GAYLE_CARDSTATUS bit def */
+
+#define GAYLE_CS_CCDET         0x40    /* credit card detect */
+#define GAYLE_CS_BVD1          0x20    /* battery voltage detect 1 */
+#define GAYLE_CS_SC            0x20    /* credit card status change */
+#define GAYLE_CS_BVD2          0x10    /* battery voltage detect 2 */
+#define GAYLE_CS_DA            0x10    /* digital audio */
+#define GAYLE_CS_WR            0x08    /* write enable (1 == enabled) */
+#define GAYLE_CS_BSY           0x04    /* credit card busy */
+#define GAYLE_CS_IRQ           0x04    /* interrupt request */
+
+/* GAYLE_IRQ bit def */
+
+#define GAYLE_IRQ_IDE          0x80
+#define GAYLE_IRQ_CCDET                0x40
+#define GAYLE_IRQ_BVD1         0x20
+#define GAYLE_IRQ_SC           0x20
+#define GAYLE_IRQ_BVD2         0x10
+#define GAYLE_IRQ_DA           0x10
+#define GAYLE_IRQ_WR           0x08
+#define GAYLE_IRQ_BSY          0x04
+#define GAYLE_IRQ_IRQ          0x04
+#define GAYLE_IRQ_IDEACK1      0x02
+#define GAYLE_IRQ_IDEACK0      0x01
+
+/* GAYLE_CONFIG bit def
+   (bit 0-1 for program voltage, bit 2-3 for access speed */
+
+#define GAYLE_CFG_0V           0x00
+#define GAYLE_CFG_5V           0x01
+#define GAYLE_CFG_12V          0x02
+
+#define GAYLE_CFG_100NS                0x08
+#define GAYLE_CFG_150NS                0x04
+#define GAYLE_CFG_250NS                0x00
+#define GAYLE_CFG_720NS                0x0c
+
+struct gayle_ide_platform_data {
+       unsigned long base;
+       unsigned long irqport;
+       int explicit_ack;       /* A1200 IDE needs explicit ack */
+};
+
+#endif /* asm-m68k/amigayle.h */