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Diffstat (limited to 'drivers/pcmcia/au1000_pb1x00.c')
-rw-r--r--drivers/pcmcia/au1000_pb1x00.c294
1 files changed, 0 insertions, 294 deletions
diff --git a/drivers/pcmcia/au1000_pb1x00.c b/drivers/pcmcia/au1000_pb1x00.c
deleted file mode 100644
index b2396647a165..000000000000
--- a/drivers/pcmcia/au1000_pb1x00.c
+++ /dev/null
@@ -1,294 +0,0 @@
-/*
- *
- * Alchemy Semi Pb1000 boards specific pcmcia routines.
- *
- * Copyright 2002 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ppopov@mvista.com or source@mvista.com
- *
- * ########################################################################
- *
- * 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/init.h>
-#include <linux/delay.h>
-#include <linux/ioport.h>
-#include <linux/kernel.h>
-#include <linux/timer.h>
-#include <linux/mm.h>
-#include <linux/proc_fs.h>
-#include <linux/types.h>
-
-#include <pcmcia/ss.h>
-#include <pcmcia/cistpl.h>
-
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/system.h>
-
-#include <asm/au1000.h>
-#include <asm/au1000_pcmcia.h>
-
-#define debug(fmt, arg...) do { } while (0)
-
-#include <asm/pb1000.h>
-#define PCMCIA_IRQ AU1000_GPIO_15
-
-static int pb1x00_pcmcia_init(struct pcmcia_init *init)
-{
- u16 pcr;
- pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST;
-
- au_writel(0x8000, PB1000_MDR); /* clear pcmcia interrupt */
- au_sync_delay(100);
- au_writel(0x4000, PB1000_MDR); /* enable pcmcia interrupt */
- au_sync();
-
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,0);
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,1);
- au_writel(pcr, PB1000_PCR);
- au_sync_delay(20);
-
- return PCMCIA_NUM_SOCKS;
-}
-
-static int pb1x00_pcmcia_shutdown(void)
-{
- u16 pcr;
- pcr = PCR_SLOT_0_RST | PCR_SLOT_1_RST;
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,0);
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,1);
- au_writel(pcr, PB1000_PCR);
- au_sync_delay(20);
- return 0;
-}
-
-static int
-pb1x00_pcmcia_socket_state(unsigned sock, struct pcmcia_state *state)
-{
- u32 inserted0, inserted1;
- u16 vs0, vs1;
-
- vs0 = vs1 = (u16)au_readl(PB1000_ACR1);
- inserted0 = !(vs0 & (ACR1_SLOT_0_CD1 | ACR1_SLOT_0_CD2));
- inserted1 = !(vs1 & (ACR1_SLOT_1_CD1 | ACR1_SLOT_1_CD2));
- vs0 = (vs0 >> 4) & 0x3;
- vs1 = (vs1 >> 12) & 0x3;
-
- state->ready = 0;
- state->vs_Xv = 0;
- state->vs_3v = 0;
- state->detect = 0;
-
- if (sock == 0) {
- if (inserted0) {
- switch (vs0) {
- case 0:
- case 2:
- state->vs_3v=1;
- break;
- case 3: /* 5V */
- break;
- default:
- /* return without setting 'detect' */
- printk(KERN_ERR "pb1x00 bad VS (%d)\n",
- vs0);
- return 0;
- }
- state->detect = 1;
- }
- }
- else {
- if (inserted1) {
- switch (vs1) {
- case 0:
- case 2:
- state->vs_3v=1;
- break;
- case 3: /* 5V */
- break;
- default:
- /* return without setting 'detect' */
- printk(KERN_ERR "pb1x00 bad VS (%d)\n",
- vs1);
- return 0;
- }
- state->detect = 1;
- }
- }
-
- if (state->detect) {
- state->ready = 1;
- }
-
- state->bvd1=1;
- state->bvd2=1;
- state->wrprot=0;
- return 1;
-}
-
-
-static int pb1x00_pcmcia_get_irq_info(struct pcmcia_irq_info *info)
-{
-
- if(info->sock > PCMCIA_MAX_SOCK) return -1;
-
- /*
- * Even in the case of the Pb1000, both sockets are connected
- * to the same irq line.
- */
- info->irq = PCMCIA_IRQ;
-
- return 0;
-}
-
-
-static int
-pb1x00_pcmcia_configure_socket(const struct pcmcia_configure *configure)
-{
- u16 pcr;
-
- if(configure->sock > PCMCIA_MAX_SOCK) return -1;
-
- pcr = au_readl(PB1000_PCR);
-
- if (configure->sock == 0) {
- pcr &= ~(PCR_SLOT_0_VCC0 | PCR_SLOT_0_VCC1 |
- PCR_SLOT_0_VPP0 | PCR_SLOT_0_VPP1);
- }
- else {
- pcr &= ~(PCR_SLOT_1_VCC0 | PCR_SLOT_1_VCC1 |
- PCR_SLOT_1_VPP0 | PCR_SLOT_1_VPP1);
- }
-
- pcr &= ~PCR_SLOT_0_RST;
- debug("Vcc %dV Vpp %dV, pcr %x\n",
- configure->vcc, configure->vpp, pcr);
- switch(configure->vcc){
- case 0: /* Vcc 0 */
- switch(configure->vpp) {
- case 0:
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_GND,
- configure->sock);
- break;
- case 12:
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_12V,
- configure->sock);
- break;
- case 50:
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_5V,
- configure->sock);
- break;
- case 33:
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_3V,
- configure->sock);
- break;
- default:
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,
- configure->sock);
- printk("%s: bad Vcc/Vpp (%d:%d)\n",
- __func__,
- configure->vcc,
- configure->vpp);
- break;
- }
- break;
- case 50: /* Vcc 5V */
- switch(configure->vpp) {
- case 0:
- pcr |= SET_VCC_VPP(VCC_5V,VPP_GND,
- configure->sock);
- break;
- case 50:
- pcr |= SET_VCC_VPP(VCC_5V,VPP_5V,
- configure->sock);
- break;
- case 12:
- pcr |= SET_VCC_VPP(VCC_5V,VPP_12V,
- configure->sock);
- break;
- case 33:
- pcr |= SET_VCC_VPP(VCC_5V,VPP_3V,
- configure->sock);
- break;
- default:
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,
- configure->sock);
- printk("%s: bad Vcc/Vpp (%d:%d)\n",
- __func__,
- configure->vcc,
- configure->vpp);
- break;
- }
- break;
- case 33: /* Vcc 3.3V */
- switch(configure->vpp) {
- case 0:
- pcr |= SET_VCC_VPP(VCC_3V,VPP_GND,
- configure->sock);
- break;
- case 50:
- pcr |= SET_VCC_VPP(VCC_3V,VPP_5V,
- configure->sock);
- break;
- case 12:
- pcr |= SET_VCC_VPP(VCC_3V,VPP_12V,
- configure->sock);
- break;
- case 33:
- pcr |= SET_VCC_VPP(VCC_3V,VPP_3V,
- configure->sock);
- break;
- default:
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,
- configure->sock);
- printk("%s: bad Vcc/Vpp (%d:%d)\n",
- __func__,
- configure->vcc,
- configure->vpp);
- break;
- }
- break;
- default: /* what's this ? */
- pcr |= SET_VCC_VPP(VCC_HIZ,VPP_HIZ,configure->sock);
- printk(KERN_ERR "%s: bad Vcc %d\n",
- __func__, configure->vcc);
- break;
- }
-
- if (configure->sock == 0) {
- pcr &= ~(PCR_SLOT_0_RST);
- if (configure->reset)
- pcr |= PCR_SLOT_0_RST;
- }
- else {
- pcr &= ~(PCR_SLOT_1_RST);
- if (configure->reset)
- pcr |= PCR_SLOT_1_RST;
- }
- au_writel(pcr, PB1000_PCR);
- au_sync_delay(300);
-
- return 0;
-}
-
-
-struct pcmcia_low_level pb1x00_pcmcia_ops = {
- pb1x00_pcmcia_init,
- pb1x00_pcmcia_shutdown,
- pb1x00_pcmcia_socket_state,
- pb1x00_pcmcia_get_irq_info,
- pb1x00_pcmcia_configure_socket
-};
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-17 23:56:15 +0100