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path: root/drivers/pcmcia/au1000_db1x00.c
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Diffstat (limited to 'drivers/pcmcia/au1000_db1x00.c')
-rw-r--r--drivers/pcmcia/au1000_db1x00.c305
1 files changed, 0 insertions, 305 deletions
diff --git a/drivers/pcmcia/au1000_db1x00.c b/drivers/pcmcia/au1000_db1x00.c
deleted file mode 100644
index c78d77fd7e3..00000000000
--- a/drivers/pcmcia/au1000_db1x00.c
+++ /dev/null
@@ -1,305 +0,0 @@
-/*
- *
- * Alchemy Semi Db1x00 boards specific pcmcia routines.
- *
- * Copyright 2002 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ppopov@mvista.com or source@mvista.com
- *
- * Copyright 2004 Pete Popov, updated the driver to 2.6.
- * Followed the sa11xx API and largely copied many of the hardware
- * independent functions.
- *
- * ########################################################################
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * ########################################################################
- *
- *
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/device.h>
-#include <linux/init.h>
-
-#include <asm/irq.h>
-#include <asm/signal.h>
-#include <asm/mach-au1x00/au1000.h>
-
-#if defined(CONFIG_MIPS_DB1200)
- #include <db1200.h>
-#elif defined(CONFIG_MIPS_PB1200)
- #include <pb1200.h>
-#else
- #include <asm/mach-db1x00/db1x00.h>
- static BCSR * const bcsr = (BCSR *)BCSR_KSEG1_ADDR;
-#endif
-
-#include "au1000_generic.h"
-
-#if 0
-#define debug(x,args...) printk(KERN_DEBUG "%s: " x, __func__ , ##args)
-#else
-#define debug(x,args...)
-#endif
-
-
-struct au1000_pcmcia_socket au1000_pcmcia_socket[PCMCIA_NUM_SOCKS];
-extern int au1x00_pcmcia_socket_probe(struct device *, struct pcmcia_low_level *, int, int);
-
-static int db1x00_pcmcia_hw_init(struct au1000_pcmcia_socket *skt)
-{
-#ifdef CONFIG_MIPS_DB1550
- skt->irq = skt->nr ? AU1000_GPIO_5 : AU1000_GPIO_3;
-#elif defined(CONFIG_MIPS_DB1200) || defined(CONFIG_MIPS_PB1200)
- skt->irq = skt->nr ? BOARD_PC1_INT : BOARD_PC0_INT;
-#else
- skt->irq = skt->nr ? AU1000_GPIO_5 : AU1000_GPIO_2;
-#endif
- return 0;
-}
-
-static void db1x00_pcmcia_shutdown(struct au1000_pcmcia_socket *skt)
-{
- bcsr->pcmcia = 0; /* turn off power */
- au_sync_delay(2);
-}
-
-static void
-db1x00_pcmcia_socket_state(struct au1000_pcmcia_socket *skt, struct pcmcia_state *state)
-{
- u32 inserted;
- unsigned char vs;
-
- state->ready = 0;
- state->vs_Xv = 0;
- state->vs_3v = 0;
- state->detect = 0;
-
- switch (skt->nr) {
- case 0:
- vs = bcsr->status & 0x3;
-#if defined(CONFIG_MIPS_DB1200) || defined(CONFIG_MIPS_PB1200)
- inserted = BOARD_CARD_INSERTED(0);
-#else
- inserted = !(bcsr->status & (1<<4));
-#endif
- break;
- case 1:
- vs = (bcsr->status & 0xC)>>2;
-#if defined(CONFIG_MIPS_DB1200) || defined(CONFIG_MIPS_PB1200)
- inserted = BOARD_CARD_INSERTED(1);
-#else
- inserted = !(bcsr->status & (1<<5));
-#endif
- break;
- default:/* should never happen */
- return;
- }
-
- if (inserted)
- debug("db1x00 socket %d: inserted %d, vs %d pcmcia %x\n",
- skt->nr, inserted, vs, bcsr->pcmcia);
-
- if (inserted) {
- switch (vs) {
- case 0:
- case 2:
- state->vs_3v=1;
- break;
- case 3: /* 5V */
- break;
- default:
- /* return without setting 'detect' */
- printk(KERN_ERR "db1x00 bad VS (%d)\n",
- vs);
- }
- state->detect = 1;
- state->ready = 1;
- }
- else {
- /* if the card was previously inserted and then ejected,
- * we should turn off power to it
- */
- if ((skt->nr == 0) && (bcsr->pcmcia & BCSR_PCMCIA_PC0RST)) {
- bcsr->pcmcia &= ~(BCSR_PCMCIA_PC0RST |
- BCSR_PCMCIA_PC0DRVEN |
- BCSR_PCMCIA_PC0VPP |
- BCSR_PCMCIA_PC0VCC);
- au_sync_delay(10);
- }
- else if ((skt->nr == 1) && bcsr->pcmcia & BCSR_PCMCIA_PC1RST) {
- bcsr->pcmcia &= ~(BCSR_PCMCIA_PC1RST |
- BCSR_PCMCIA_PC1DRVEN |
- BCSR_PCMCIA_PC1VPP |
- BCSR_PCMCIA_PC1VCC);
- au_sync_delay(10);
- }
- }
-
- state->bvd1=1;
- state->bvd2=1;
- state->wrprot=0;
-}
-
-static int
-db1x00_pcmcia_configure_socket(struct au1000_pcmcia_socket *skt, struct socket_state_t *state)
-{
- u16 pwr;
- int sock = skt->nr;
-
- debug("config_skt %d Vcc %dV Vpp %dV, reset %d\n",
- sock, state->Vcc, state->Vpp,
- state->flags & SS_RESET);
-
- /* pcmcia reg was set to zero at init time. Be careful when
- * initializing a socket not to wipe out the settings of the
- * other socket.
- */
- pwr = bcsr->pcmcia;
- pwr &= ~(0xf << sock*8); /* clear voltage settings */
-
- state->Vpp = 0;
- switch(state->Vcc){
- case 0: /* Vcc 0 */
- pwr |= SET_VCC_VPP(0,0,sock);
- break;
- case 50: /* Vcc 5V */
- switch(state->Vpp) {
- case 0:
- pwr |= SET_VCC_VPP(2,0,sock);
- break;
- case 50:
- pwr |= SET_VCC_VPP(2,1,sock);
- break;
- case 12:
- pwr |= SET_VCC_VPP(2,2,sock);
- break;
- case 33:
- default:
- pwr |= SET_VCC_VPP(0,0,sock);
- printk("%s: bad Vcc/Vpp (%d:%d)\n",
- __func__,
- state->Vcc,
- state->Vpp);
- break;
- }
- break;
- case 33: /* Vcc 3.3V */
- switch(state->Vpp) {
- case 0:
- pwr |= SET_VCC_VPP(1,0,sock);
- break;
- case 12:
- pwr |= SET_VCC_VPP(1,2,sock);
- break;
- case 33:
- pwr |= SET_VCC_VPP(1,1,sock);
- break;
- case 50:
- default:
- pwr |= SET_VCC_VPP(0,0,sock);
- printk("%s: bad Vcc/Vpp (%d:%d)\n",
- __func__,
- state->Vcc,
- state->Vpp);
- break;
- }
- break;
- default: /* what's this ? */
- pwr |= SET_VCC_VPP(0,0,sock);
- printk(KERN_ERR "%s: bad Vcc %d\n",
- __func__, state->Vcc);
- break;
- }
-
- bcsr->pcmcia = pwr;
- au_sync_delay(300);
-
- if (sock == 0) {
- if (!(state->flags & SS_RESET)) {
- pwr |= BCSR_PCMCIA_PC0DRVEN;
- bcsr->pcmcia = pwr;
- au_sync_delay(300);
- pwr |= BCSR_PCMCIA_PC0RST;
- bcsr->pcmcia = pwr;
- au_sync_delay(100);
- }
- else {
- pwr &= ~(BCSR_PCMCIA_PC0RST | BCSR_PCMCIA_PC0DRVEN);
- bcsr->pcmcia = pwr;
- au_sync_delay(100);
- }
- }
- else {
- if (!(state->flags & SS_RESET)) {
- pwr |= BCSR_PCMCIA_PC1DRVEN;
- bcsr->pcmcia = pwr;
- au_sync_delay(300);
- pwr |= BCSR_PCMCIA_PC1RST;
- bcsr->pcmcia = pwr;
- au_sync_delay(100);
- }
- else {
- pwr &= ~(BCSR_PCMCIA_PC1RST | BCSR_PCMCIA_PC1DRVEN);
- bcsr->pcmcia = pwr;
- au_sync_delay(100);
- }
- }
- return 0;
-}
-
-/*
- * Enable card status IRQs on (re-)initialisation. This can
- * be called at initialisation, power management event, or
- * pcmcia event.
- */
-void db1x00_socket_init(struct au1000_pcmcia_socket *skt)
-{
- /* nothing to do for now */
-}
-
-/*
- * Disable card status IRQs and PCMCIA bus on suspend.
- */
-void db1x00_socket_suspend(struct au1000_pcmcia_socket *skt)
-{
- /* nothing to do for now */
-}
-
-struct pcmcia_low_level db1x00_pcmcia_ops = {
- .owner = THIS_MODULE,
-
- .hw_init = db1x00_pcmcia_hw_init,
- .hw_shutdown = db1x00_pcmcia_shutdown,
-
- .socket_state = db1x00_pcmcia_socket_state,
- .configure_socket = db1x00_pcmcia_configure_socket,
-
- .socket_init = db1x00_socket_init,
- .socket_suspend = db1x00_socket_suspend
-};
-
-int au1x_board_init(struct device *dev)
-{
- int ret = -ENODEV;
- bcsr->pcmcia = 0; /* turn off power, if it's not already off */
- au_sync_delay(2);
- ret = au1x00_pcmcia_socket_probe(dev, &db1x00_pcmcia_ops, 0, 2);
- return ret;
-}
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