/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __YENTA_H
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#define __YENTA_H
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#include <asm/io.h>
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#define CB_SOCKET_EVENT 0x00
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#define CB_CSTSEVENT 0x00000001 /* Card status event */
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#define CB_CD1EVENT 0x00000002 /* Card detect 1 change event */
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#define CB_CD2EVENT 0x00000004 /* Card detect 2 change event */
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#define CB_PWREVENT 0x00000008 /* PWRCYCLE change event */
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#define CB_SOCKET_MASK 0x04
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#define CB_CSTSMASK 0x00000001 /* Card status mask */
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#define CB_CDMASK 0x00000006 /* Card detect 1&2 mask */
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#define CB_PWRMASK 0x00000008 /* PWRCYCLE change mask */
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#define CB_SOCKET_STATE 0x08
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#define CB_CARDSTS 0x00000001 /* CSTSCHG status */
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#define CB_CDETECT1 0x00000002 /* Card detect status 1 */
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#define CB_CDETECT2 0x00000004 /* Card detect status 2 */
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#define CB_PWRCYCLE 0x00000008 /* Socket powered */
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#define CB_16BITCARD 0x00000010 /* 16-bit card detected */
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#define CB_CBCARD 0x00000020 /* CardBus card detected */
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#define CB_IREQCINT 0x00000040 /* READY(xIRQ)/xCINT high */
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#define CB_NOTACARD 0x00000080 /* Unrecognizable PC card detected */
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#define CB_DATALOST 0x00000100 /* Potential data loss due to card removal */
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#define CB_BADVCCREQ 0x00000200 /* Invalid Vcc request by host software */
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#define CB_5VCARD 0x00000400 /* Card Vcc at 5.0 volts? */
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#define CB_3VCARD 0x00000800 /* Card Vcc at 3.3 volts? */
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#define CB_XVCARD 0x00001000 /* Card Vcc at X.X volts? */
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#define CB_YVCARD 0x00002000 /* Card Vcc at Y.Y volts? */
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#define CB_5VSOCKET 0x10000000 /* Socket Vcc at 5.0 volts? */
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#define CB_3VSOCKET 0x20000000 /* Socket Vcc at 3.3 volts? */
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#define CB_XVSOCKET 0x40000000 /* Socket Vcc at X.X volts? */
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#define CB_YVSOCKET 0x80000000 /* Socket Vcc at Y.Y volts? */
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#define CB_SOCKET_FORCE 0x0C
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#define CB_FCARDSTS 0x00000001 /* Force CSTSCHG */
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#define CB_FCDETECT1 0x00000002 /* Force CD1EVENT */
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#define CB_FCDETECT2 0x00000004 /* Force CD2EVENT */
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#define CB_FPWRCYCLE 0x00000008 /* Force PWREVENT */
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#define CB_F16BITCARD 0x00000010 /* Force 16-bit PCMCIA card */
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#define CB_FCBCARD 0x00000020 /* Force CardBus line */
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#define CB_FNOTACARD 0x00000080 /* Force NOTACARD */
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#define CB_FDATALOST 0x00000100 /* Force data lost */
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#define CB_FBADVCCREQ 0x00000200 /* Force bad Vcc request */
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#define CB_F5VCARD 0x00000400 /* Force 5.0 volt card */
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#define CB_F3VCARD 0x00000800 /* Force 3.3 volt card */
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#define CB_FXVCARD 0x00001000 /* Force X.X volt card */
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#define CB_FYVCARD 0x00002000 /* Force Y.Y volt card */
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#define CB_CVSTEST 0x00004000 /* Card VS test */
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#define CB_SOCKET_CONTROL 0x10
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#define CB_SC_VPP_MASK 0x00000007
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#define CB_SC_VPP_OFF 0x00000000
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#define CB_SC_VPP_12V 0x00000001
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#define CB_SC_VPP_5V 0x00000002
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#define CB_SC_VPP_3V 0x00000003
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#define CB_SC_VPP_XV 0x00000004
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#define CB_SC_VPP_YV 0x00000005
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#define CB_SC_VCC_MASK 0x00000070
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#define CB_SC_VCC_OFF 0x00000000
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#define CB_SC_VCC_5V 0x00000020
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#define CB_SC_VCC_3V 0x00000030
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#define CB_SC_VCC_XV 0x00000040
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#define CB_SC_VCC_YV 0x00000050
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#define CB_SC_CCLK_STOP 0x00000080
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#define CB_SOCKET_POWER 0x20
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#define CB_SKTACCES 0x02000000 /* A PC card access has occurred (clear on read) */
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#define CB_SKTMODE 0x01000000 /* Clock frequency has changed (clear on read) */
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#define CB_CLKCTRLEN 0x00010000 /* Clock control enabled (RW) */
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#define CB_CLKCTRL 0x00000001 /* Stop(0) or slow(1) CB clock (RW) */
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/*
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* Cardbus configuration space
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*/
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#define CB_BRIDGE_BASE(m) (0x1c + 8*(m))
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#define CB_BRIDGE_LIMIT(m) (0x20 + 8*(m))
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#define CB_BRIDGE_CONTROL 0x3e
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#define CB_BRIDGE_CPERREN 0x00000001
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#define CB_BRIDGE_CSERREN 0x00000002
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#define CB_BRIDGE_ISAEN 0x00000004
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#define CB_BRIDGE_VGAEN 0x00000008
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#define CB_BRIDGE_MABTMODE 0x00000020
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#define CB_BRIDGE_CRST 0x00000040
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#define CB_BRIDGE_INTR 0x00000080
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#define CB_BRIDGE_PREFETCH0 0x00000100
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#define CB_BRIDGE_PREFETCH1 0x00000200
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#define CB_BRIDGE_POSTEN 0x00000400
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#define CB_LEGACY_MODE_BASE 0x44
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/*
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* ExCA area extensions in Yenta
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*/
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#define CB_MEM_PAGE(map) (0x40 + (map))
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/* control how 16bit cards are powered */
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#define YENTA_16BIT_POWER_EXCA 0x00000001
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#define YENTA_16BIT_POWER_DF 0x00000002
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struct yenta_socket;
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struct cardbus_type {
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int (*override)(struct yenta_socket *);
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void (*save_state)(struct yenta_socket *);
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void (*restore_state)(struct yenta_socket *);
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int (*sock_init)(struct yenta_socket *);
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};
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struct yenta_socket {
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struct pci_dev *dev;
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int cb_irq, io_irq;
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void __iomem *base;
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struct timer_list poll_timer;
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struct pcmcia_socket socket;
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struct cardbus_type *type;
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u32 flags;
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/* for PCI interrupt probing */
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unsigned int probe_status;
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/* A few words of private data for special stuff of overrides... */
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unsigned int private[8];
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/* PCI saved state */
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u32 saved_state[2];
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};
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#endif
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