1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __YENTA_H 3#define __YENTA_H 4 5#include <asm/io.h> 6 7#define CB_SOCKET_EVENT 0x00 8#define CB_CSTSEVENT 0x00000001 /* Card status event */ 9#define CB_CD1EVENT 0x00000002 /* Card detect 1 change event */ 10#define CB_CD2EVENT 0x00000004 /* Card detect 2 change event */ 11#define CB_PWREVENT 0x00000008 /* PWRCYCLE change event */ 12 13#define CB_SOCKET_MASK 0x04 14#define CB_CSTSMASK 0x00000001 /* Card status mask */ 15#define CB_CDMASK 0x00000006 /* Card detect 1&2 mask */ 16#define CB_PWRMASK 0x00000008 /* PWRCYCLE change mask */ 17 18#define CB_SOCKET_STATE 0x08 19#define CB_CARDSTS 0x00000001 /* CSTSCHG status */ 20#define CB_CDETECT1 0x00000002 /* Card detect status 1 */ 21#define CB_CDETECT2 0x00000004 /* Card detect status 2 */ 22#define CB_PWRCYCLE 0x00000008 /* Socket powered */ 23#define CB_16BITCARD 0x00000010 /* 16-bit card detected */ 24#define CB_CBCARD 0x00000020 /* CardBus card detected */ 25#define CB_IREQCINT 0x00000040 /* READY(xIRQ)/xCINT high */ 26#define CB_NOTACARD 0x00000080 /* Unrecognizable PC card detected */ 27#define CB_DATALOST 0x00000100 /* Potential data loss due to card removal */ 28#define CB_BADVCCREQ 0x00000200 /* Invalid Vcc request by host software */ 29#define CB_5VCARD 0x00000400 /* Card Vcc at 5.0 volts? */ 30#define CB_3VCARD 0x00000800 /* Card Vcc at 3.3 volts? */ 31#define CB_XVCARD 0x00001000 /* Card Vcc at X.X volts? */ 32#define CB_YVCARD 0x00002000 /* Card Vcc at Y.Y volts? */ 33#define CB_5VSOCKET 0x10000000 /* Socket Vcc at 5.0 volts? */ 34#define CB_3VSOCKET 0x20000000 /* Socket Vcc at 3.3 volts? */ 35#define CB_XVSOCKET 0x40000000 /* Socket Vcc at X.X volts? */ 36#define CB_YVSOCKET 0x80000000 /* Socket Vcc at Y.Y volts? */ 37 38#define CB_SOCKET_FORCE 0x0C 39#define CB_FCARDSTS 0x00000001 /* Force CSTSCHG */ 40#define CB_FCDETECT1 0x00000002 /* Force CD1EVENT */ 41#define CB_FCDETECT2 0x00000004 /* Force CD2EVENT */ 42#define CB_FPWRCYCLE 0x00000008 /* Force PWREVENT */ 43#define CB_F16BITCARD 0x00000010 /* Force 16-bit PCMCIA card */ 44#define CB_FCBCARD 0x00000020 /* Force CardBus line */ 45#define CB_FNOTACARD 0x00000080 /* Force NOTACARD */ 46#define CB_FDATALOST 0x00000100 /* Force data lost */ 47#define CB_FBADVCCREQ 0x00000200 /* Force bad Vcc request */ 48#define CB_F5VCARD 0x00000400 /* Force 5.0 volt card */ 49#define CB_F3VCARD 0x00000800 /* Force 3.3 volt card */ 50#define CB_FXVCARD 0x00001000 /* Force X.X volt card */ 51#define CB_FYVCARD 0x00002000 /* Force Y.Y volt card */ 52#define CB_CVSTEST 0x00004000 /* Card VS test */ 53 54#define CB_SOCKET_CONTROL 0x10 55#define CB_SC_VPP_MASK 0x00000007 56#define CB_SC_VPP_OFF 0x00000000 57#define CB_SC_VPP_12V 0x00000001 58#define CB_SC_VPP_5V 0x00000002 59#define CB_SC_VPP_3V 0x00000003 60#define CB_SC_VPP_XV 0x00000004 61#define CB_SC_VPP_YV 0x00000005 62#define CB_SC_VCC_MASK 0x00000070 63#define CB_SC_VCC_OFF 0x00000000 64#define CB_SC_VCC_5V 0x00000020 65#define CB_SC_VCC_3V 0x00000030 66#define CB_SC_VCC_XV 0x00000040 67#define CB_SC_VCC_YV 0x00000050 68#define CB_SC_CCLK_STOP 0x00000080 69 70#define CB_SOCKET_POWER 0x20 71#define CB_SKTACCES 0x02000000 /* A PC card access has occurred (clear on read) */ 72#define CB_SKTMODE 0x01000000 /* Clock frequency has changed (clear on read) */ 73#define CB_CLKCTRLEN 0x00010000 /* Clock control enabled (RW) */ 74#define CB_CLKCTRL 0x00000001 /* Stop(0) or slow(1) CB clock (RW) */ 75 76/* 77 * Cardbus configuration space 78 */ 79#define CB_BRIDGE_BASE(m) (0x1c + 8*(m)) 80#define CB_BRIDGE_LIMIT(m) (0x20 + 8*(m)) 81#define CB_BRIDGE_CONTROL 0x3e 82#define CB_BRIDGE_CPERREN 0x00000001 83#define CB_BRIDGE_CSERREN 0x00000002 84#define CB_BRIDGE_ISAEN 0x00000004 85#define CB_BRIDGE_VGAEN 0x00000008 86#define CB_BRIDGE_MABTMODE 0x00000020 87#define CB_BRIDGE_CRST 0x00000040 88#define CB_BRIDGE_INTR 0x00000080 89#define CB_BRIDGE_PREFETCH0 0x00000100 90#define CB_BRIDGE_PREFETCH1 0x00000200 91#define CB_BRIDGE_POSTEN 0x00000400 92#define CB_LEGACY_MODE_BASE 0x44 93 94/* 95 * ExCA area extensions in Yenta 96 */ 97#define CB_MEM_PAGE(map) (0x40 + (map)) 98 99 100/* control how 16bit cards are powered */ 101#define YENTA_16BIT_POWER_EXCA 0x00000001 102#define YENTA_16BIT_POWER_DF 0x00000002 103 104 105struct yenta_socket; 106 107struct cardbus_type { 108 int (*override)(struct yenta_socket *); 109 void (*save_state)(struct yenta_socket *); 110 void (*restore_state)(struct yenta_socket *); 111 int (*sock_init)(struct yenta_socket *); 112}; 113 114struct yenta_socket { 115 struct pci_dev *dev; 116 int cb_irq, io_irq; 117 void __iomem *base; 118 struct timer_list poll_timer; 119 120 struct pcmcia_socket socket; 121 struct cardbus_type *type; 122 123 u32 flags; 124 125 /* for PCI interrupt probing */ 126 unsigned int probe_status; 127 128 /* A few words of private data for special stuff of overrides... */ 129 unsigned int private[8]; 130 131 /* PCI saved state */ 132 u32 saved_state[2]; 133}; 134 135 136#endif 137