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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-14 13:05:21 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-14 13:05:21 -0800
commit4964e0664c80680fa6b28ef91381c076a5b25c2c (patch)
tree62099c5aaeee7274bcc66bcfba35d479affa97cf /drivers/pcmcia
parent0a80939b3e6af4b0dc93bf88ec02fd7e90a16f1b (diff)
parent7bf6612e8a9d6a0b3b82e8e2611942be1258b307 (diff)
Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus: (119 commits) MIPS: Delete unused function add_temporary_entry. MIPS: Set default pci cache line size. MIPS: Flush huge TLB MIPS: Octeon: Remove SYS_SUPPORTS_HIGHMEM. MIPS: Octeon: Add support for OCTEON II PCIe MIPS: Octeon: Update PCI Latency timer and enable more error reporting. MIPS: Alchemy: Update cpu-feature-overrides MIPS: Alchemy: db1200: Improve PB1200 detection. MIPS: Alchemy: merge Au1000 and Au1300-style IRQ controller code. MIPS: Alchemy: chain IRQ controllers to MIPS IRQ controller MIPS: Alchemy: irq: register pm at irq init time MIPS: Alchemy: Touchscreen support on DB1100 MIPS: Alchemy: Hook up IrDA on DB1000/DB1100 net/irda: convert au1k_ir to platform driver. MIPS: Alchemy: remove unused board headers MTD: nand: make au1550nd.c a platform_driver MIPS: Netlogic: Mark Netlogic chips as SMT capable MIPS: Netlogic: Add support for XLP 3XX cores MIPS: Netlogic: Merge some of XLR/XLP wakup code MIPS: Netlogic: Add default XLP config. ... Fix up trivial conflicts in arch/mips/kernel/{perf_event_mipsxx.c, traps.c} and drivers/tty/serial/Makefile
Diffstat (limited to 'drivers/pcmcia')
-rw-r--r--drivers/pcmcia/Kconfig8
-rw-r--r--drivers/pcmcia/Makefile4
-rw-r--r--drivers/pcmcia/au1000_generic.c545
-rw-r--r--drivers/pcmcia/au1000_generic.h135
-rw-r--r--drivers/pcmcia/au1000_pb1x00.c294
-rw-r--r--drivers/pcmcia/db1xxx_ss.c26
6 files changed, 24 insertions, 988 deletions
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index 6e318ce4113..f9e3fb3a285 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -155,18 +155,14 @@ config PCMCIA_M8XX
This driver is also available as a module called m8xx_pcmcia.
-config PCMCIA_AU1X00
- tristate "Au1x00 pcmcia support"
- depends on MIPS_ALCHEMY && PCMCIA
-
config PCMCIA_ALCHEMY_DEVBOARD
tristate "Alchemy Db/Pb1xxx PCMCIA socket services"
depends on MIPS_ALCHEMY && PCMCIA
select 64BIT_PHYS_ADDR
help
Enable this driver of you want PCMCIA support on your Alchemy
- Db1000, Db/Pb1100, Db/Pb1500, Db/Pb1550, Db/Pb1200 board.
- NOT suitable for the PB1000!
+ Db1000, Db/Pb1100, Db/Pb1500, Db/Pb1550, Db/Pb1200, DB1300
+ board. NOT suitable for the PB1000!
This driver is also available as a module called db1xxx_ss.ko
diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
index 29935ea921d..ec543a4ff2e 100644
--- a/drivers/pcmcia/Makefile
+++ b/drivers/pcmcia/Makefile
@@ -29,7 +29,6 @@ obj-$(CONFIG_PCMCIA_SA1100) += sa11xx_base.o sa1100_cs.o
obj-$(CONFIG_PCMCIA_SA1111) += sa11xx_base.o sa1111_cs.o
obj-$(CONFIG_M32R_PCC) += m32r_pcc.o
obj-$(CONFIG_M32R_CFC) += m32r_cfc.o
-obj-$(CONFIG_PCMCIA_AU1X00) += au1x00_ss.o
obj-$(CONFIG_PCMCIA_BCM63XX) += bcm63xx_pcmcia.o
obj-$(CONFIG_PCMCIA_VRC4171) += vrc4171_card.o
obj-$(CONFIG_PCMCIA_VRC4173) += vrc4173_cardu.o
@@ -39,9 +38,6 @@ obj-$(CONFIG_AT91_CF) += at91_cf.o
obj-$(CONFIG_ELECTRA_CF) += electra_cf.o
obj-$(CONFIG_PCMCIA_ALCHEMY_DEVBOARD) += db1xxx_ss.o
-au1x00_ss-y += au1000_generic.o
-au1x00_ss-$(CONFIG_MIPS_PB1000) += au1000_pb1x00.o
-
sa1111_cs-y += sa1111_generic.o
sa1111_cs-$(CONFIG_ASSABET_NEPONSET) += sa1100_neponset.o
sa1111_cs-$(CONFIG_SA1100_BADGE4) += sa1100_badge4.o
diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c
deleted file mode 100644
index 95dd7c62741..00000000000
--- a/drivers/pcmcia/au1000_generic.c
+++ /dev/null
@@ -1,545 +0,0 @@
-/*
- *
- * Alchemy Semi Au1000 pcmcia driver
- *
- * Copyright 2001-2003 MontaVista Software Inc.
- * Author: MontaVista Software, Inc.
- * ppopov@embeddedalley.com or source@mvista.com
- *
- * Copyright 2004 Pete Popov, Embedded Alley Solutions, Inc.
- * 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/moduleparam.h>
-#include <linux/init.h>
-#include <linux/cpufreq.h>
-#include <linux/ioport.h>
-#include <linux/kernel.h>
-#include <linux/timer.h>
-#include <linux/mm.h>
-#include <linux/notifier.h>
-#include <linux/interrupt.h>
-#include <linux/spinlock.h>
-#include <linux/mutex.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/system.h>
-
-#include <asm/mach-au1x00/au1000.h>
-#include "au1000_generic.h"
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Pete Popov <ppopov@embeddedalley.com>");
-MODULE_DESCRIPTION("Linux PCMCIA Card Services: Au1x00 Socket Controller");
-
-#if 0
-#define debug(x,args...) printk(KERN_DEBUG "%s: " x, __func__ , ##args)
-#else
-#define debug(x,args...)
-#endif
-
-#define MAP_SIZE 0x100000
-extern struct au1000_pcmcia_socket au1000_pcmcia_socket[];
-#define PCMCIA_SOCKET(x) (au1000_pcmcia_socket + (x))
-#define to_au1000_socket(x) container_of(x, struct au1000_pcmcia_socket, socket)
-
-/* Some boards like to support CF cards as IDE root devices, so they
- * grab pcmcia sockets directly.
- */
-u32 *pcmcia_base_vaddrs[2];
-extern const unsigned long mips_io_port_base;
-
-static DEFINE_MUTEX(pcmcia_sockets_lock);
-
-static int (*au1x00_pcmcia_hw_init[])(struct device *dev) = {
- au1x_board_init,
-};
-
-static int
-au1x00_pcmcia_skt_state(struct au1000_pcmcia_socket *skt)
-{
- struct pcmcia_state state;
- unsigned int stat;
-
- memset(&state, 0, sizeof(struct pcmcia_state));
-
- skt->ops->socket_state(skt, &state);
-
- stat = state.detect ? SS_DETECT : 0;
- stat |= state.ready ? SS_READY : 0;
- stat |= state.wrprot ? SS_WRPROT : 0;
- stat |= state.vs_3v ? SS_3VCARD : 0;
- stat |= state.vs_Xv ? SS_XVCARD : 0;
- stat |= skt->cs_state.Vcc ? SS_POWERON : 0;
-
- if (skt->cs_state.flags & SS_IOCARD)
- stat |= state.bvd1 ? SS_STSCHG : 0;
- else {
- if (state.bvd1 == 0)
- stat |= SS_BATDEAD;
- else if (state.bvd2 == 0)
- stat |= SS_BATWARN;
- }
- return stat;
-}
-
-/*
- * au100_pcmcia_config_skt
- *
- * Convert PCMCIA socket state to our socket configure structure.
- */
-static int
-au1x00_pcmcia_config_skt(struct au1000_pcmcia_socket *skt, socket_state_t *state)
-{
- int ret;
-
- ret = skt->ops->configure_socket(skt, state);
- if (ret == 0) {
- skt->cs_state = *state;
- }
-
- if (ret < 0)
- debug("unable to configure socket %d\n", skt->nr);
-
- return ret;
-}
-
-/* au1x00_pcmcia_sock_init()
- *
- * (Re-)Initialise the socket, turning on status interrupts
- * and PCMCIA bus. This must wait for power to stabilise
- * so that the card status signals report correctly.
- *
- * Returns: 0
- */
-static int au1x00_pcmcia_sock_init(struct pcmcia_socket *sock)
-{
- struct au1000_pcmcia_socket *skt = to_au1000_socket(sock);
-
- debug("initializing socket %u\n", skt->nr);
-
- skt->ops->socket_init(skt);
- return 0;
-}
-
-/*
- * au1x00_pcmcia_suspend()
- *
- * Remove power on the socket, disable IRQs from the card.
- * Turn off status interrupts, and disable the PCMCIA bus.
- *
- * Returns: 0
- */
-static int au1x00_pcmcia_suspend(struct pcmcia_socket *sock)
-{
- struct au1000_pcmcia_socket *skt = to_au1000_socket(sock);
-
- debug("suspending socket %u\n", skt->nr);
-
- skt->ops->socket_suspend(skt);
-
- return 0;
-}
-
-static DEFINE_SPINLOCK(status_lock);
-
-/*
- * au1x00_check_status()
- */
-static void au1x00_check_status(struct au1000_pcmcia_socket *skt)
-{
- unsigned int events;
-
- debug("entering PCMCIA monitoring thread\n");
-
- do {
- unsigned int status;
- unsigned long flags;
-
- status = au1x00_pcmcia_skt_state(skt);
-
- spin_lock_irqsave(&status_lock, flags);
- events = (status ^ skt->status) & skt->cs_state.csc_mask;
- skt->status = status;
- spin_unlock_irqrestore(&status_lock, flags);
-
- debug("events: %s%s%s%s%s%s\n",
- events == 0 ? "<NONE>" : "",
- events & SS_DETECT ? "DETECT " : "",
- events & SS_READY ? "READY " : "",
- events & SS_BATDEAD ? "BATDEAD " : "",
- events & SS_BATWARN ? "BATWARN " : "",
- events & SS_STSCHG ? "STSCHG " : "");
-
- if (events)
- pcmcia_parse_events(&skt->socket, events);
- } while (events);
-}
-
-/*
- * au1x00_pcmcia_poll_event()
- * Let's poll for events in addition to IRQs since IRQ only is unreliable...
- */
-static void au1x00_pcmcia_poll_event(unsigned long dummy)
-{
- struct au1000_pcmcia_socket *skt = (struct au1000_pcmcia_socket *)dummy;
- debug("polling for events\n");
-
- mod_timer(&skt->poll_timer, jiffies + AU1000_PCMCIA_POLL_PERIOD);
-
- au1x00_check_status(skt);
-}
-
-/* au1x00_pcmcia_get_status()
- *
- * From the sa11xx_core.c:
- * Implements the get_status() operation for the in-kernel PCMCIA
- * service (formerly SS_GetStatus in Card Services). Essentially just
- * fills in bits in `status' according to internal driver state or
- * the value of the voltage detect chipselect register.
- *
- * As a debugging note, during card startup, the PCMCIA core issues
- * three set_socket() commands in a row the first with RESET deasserted,
- * the second with RESET asserted, and the last with RESET deasserted
- * again. Following the third set_socket(), a get_status() command will
- * be issued. The kernel is looking for the SS_READY flag (see
- * setup_socket(), reset_socket(), and unreset_socket() in cs.c).
- *
- * Returns: 0
- */
-static int
-au1x00_pcmcia_get_status(struct pcmcia_socket *sock, unsigned int *status)
-{
- struct au1000_pcmcia_socket *skt = to_au1000_socket(sock);
-
- skt->status = au1x00_pcmcia_skt_state(skt);
- *status = skt->status;
-
- return 0;
-}
-
-/* au1x00_pcmcia_set_socket()
- * Implements the set_socket() operation for the in-kernel PCMCIA
- * service (formerly SS_SetSocket in Card Services). We more or
- * less punt all of this work and let the kernel handle the details
- * of power configuration, reset, &c. We also record the value of
- * `state' in order to regurgitate it to the PCMCIA core later.
- *
- * Returns: 0
- */
-static int
-au1x00_pcmcia_set_socket(struct pcmcia_socket *sock, socket_state_t *state)
-{
- struct au1000_pcmcia_socket *skt = to_au1000_socket(sock);
-
- debug("for sock %u\n", skt->nr);
-
- debug("\tmask: %s%s%s%s%s%s\n\tflags: %s%s%s%s%s%s\n",
- (state->csc_mask==0)?"<NONE>":"",
- (state->csc_mask&SS_DETECT)?"DETECT ":"",
- (state->csc_mask&SS_READY)?"READY ":"",
- (state->csc_mask&SS_BATDEAD)?"BATDEAD ":"",
- (state->csc_mask&SS_BATWARN)?"BATWARN ":"",
- (state->csc_mask&SS_STSCHG)?"STSCHG ":"",
- (state->flags==0)?"<NONE>":"",
- (state->flags&SS_PWR_AUTO)?"PWR_AUTO ":"",
- (state->flags&SS_IOCARD)?"IOCARD ":"",
- (state->flags&SS_RESET)?"RESET ":"",
- (state->flags&SS_SPKR_ENA)?"SPKR_ENA ":"",
- (state->flags&SS_OUTPUT_ENA)?"OUTPUT_ENA ":"");
- debug("\tVcc %d Vpp %d irq %d\n",
- state->Vcc, state->Vpp, state->io_irq);
-
- return au1x00_pcmcia_config_skt(skt, state);
-}
-
-int
-au1x00_pcmcia_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *map)
-{
- struct au1000_pcmcia_socket *skt = to_au1000_socket(sock);
- unsigned int speed;
-
- if(map->map>=MAX_IO_WIN){
- debug("map (%d) out of range\n", map->map);
- return -1;
- }
-
- if(map->flags&MAP_ACTIVE){
- speed=(map->speed>0)?map->speed:AU1000_PCMCIA_IO_SPEED;
- skt->spd_io[map->map] = speed;
- }
-
- map->start=(unsigned int)(u32)skt->virt_io;
- map->stop=map->start+MAP_SIZE;
- return 0;
-
-} /* au1x00_pcmcia_set_io_map() */
-
-
-static int
-au1x00_pcmcia_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *map)
-{
- struct au1000_pcmcia_socket *skt = to_au1000_socket(sock);
- unsigned short speed = map->speed;
-
- if(map->map>=MAX_WIN){
- debug("map (%d) out of range\n", map->map);
- return -1;
- }
-
- if (map->flags & MAP_ATTRIB) {
- skt->spd_attr[map->map] = speed;
- skt->spd_mem[map->map] = 0;
- } else {
- skt->spd_attr[map->map] = 0;
- skt->spd_mem[map->map] = speed;
- }
-
- if (map->flags & MAP_ATTRIB) {
- map->static_start = skt->phys_attr + map->card_start;
- }
- else {
- map->static_start = skt->phys_mem + map->card_start;
- }
-
- debug("set_mem_map %d start %08lx card_start %08x\n",
- map->map, map->static_start, map->card_start);
- return 0;
-
-} /* au1x00_pcmcia_set_mem_map() */
-
-static struct pccard_operations au1x00_pcmcia_operations = {
- .init = au1x00_pcmcia_sock_init,
- .suspend = au1x00_pcmcia_suspend,
- .get_status = au1x00_pcmcia_get_status,
- .set_socket = au1x00_pcmcia_set_socket,
- .set_io_map = au1x00_pcmcia_set_io_map,
- .set_mem_map = au1x00_pcmcia_set_mem_map,
-};
-
-static const char *skt_names[] = {
- "PCMCIA socket 0",
- "PCMCIA socket 1",
-};
-
-struct skt_dev_info {
- int nskt;
-};
-
-int au1x00_pcmcia_socket_probe(struct device *dev, struct pcmcia_low_level *ops, int first, int nr)
-{
- struct skt_dev_info *sinfo;
- struct au1000_pcmcia_socket *skt;
- int ret, i;
-
- sinfo = kzalloc(sizeof(struct skt_dev_info), GFP_KERNEL);
- if (!sinfo) {
- ret = -ENOMEM;
- goto out;
- }
-
- sinfo->nskt = nr;
-
- /*
- * Initialise the per-socket structure.
- */
- for (i = 0; i < nr; i++) {
- skt = PCMCIA_SOCKET(i);
- memset(skt, 0, sizeof(*skt));
-
- skt->socket.resource_ops = &pccard_static_ops;
- skt->socket.ops = &au1x00_pcmcia_operations;
- skt->socket.owner = ops->owner;
- skt->socket.dev.parent = dev;
-
- init_timer(&skt->poll_timer);
- skt->poll_timer.function = au1x00_pcmcia_poll_event;
- skt->poll_timer.data = (unsigned long)skt;
- skt->poll_timer.expires = jiffies + AU1000_PCMCIA_POLL_PERIOD;
-
- skt->nr = first + i;
- skt->irq = 255;
- skt->dev = dev;
- skt->ops = ops;
-
- skt->res_skt.name = skt_names[skt->nr];
- skt->res_io.name = "io";
- skt->res_io.flags = IORESOURCE_MEM | IORESOURCE_BUSY;
- skt->res_mem.name = "memory";
- skt->res_mem.flags = IORESOURCE_MEM;
- skt->res_attr.name = "attribute";
- skt->res_attr.flags = IORESOURCE_MEM;
-
- /*
- * PCMCIA client drivers use the inb/outb macros to access the
- * IO registers. Since mips_io_port_base is added to the
- * access address of the mips implementation of inb/outb,
- * we need to subtract it here because we want to access the
- * I/O or MEM address directly, without going through this
- * "mips_io_port_base" mechanism.
- */
- if (i == 0) {
- skt->virt_io = (void *)
- (ioremap((phys_t)AU1X_SOCK0_IO, 0x1000) -
- (u32)mips_io_port_base);
- skt->phys_attr = AU1X_SOCK0_PHYS_ATTR;
- skt->phys_mem = AU1X_SOCK0_PHYS_MEM;
- }
- else {
- skt->virt_io = (void *)
- (ioremap((phys_t)AU1X_SOCK1_IO, 0x1000) -
- (u32)mips_io_port_base);
- skt->phys_attr = AU1X_SOCK1_PHYS_ATTR;
- skt->phys_mem = AU1X_SOCK1_PHYS_MEM;
- }
- pcmcia_base_vaddrs[i] = (u32 *)skt->virt_io;
- ret = ops->hw_init(skt);
-
- skt->socket.features = SS_CAP_STATIC_MAP|SS_CAP_PCCARD;
- skt->socket.irq_mask = 0;
- skt->socket.map_size = MAP_SIZE;
- skt->socket.pci_irq = skt->irq;
- skt->socket.io_offset = (unsigned long)skt->virt_io;
-
- skt->status = au1x00_pcmcia_skt_state(skt);
-
- ret = pcmcia_register_socket(&skt->socket);
- if (ret)
- goto out_err;
-
- WARN_ON(skt->socket.sock != i);
-
- add_timer(&skt->poll_timer);
- }
-
- dev_set_drvdata(dev, sinfo);
- return 0;
-
-
-out_err:
- ops->hw_shutdown(skt);
- while (i-- > 0) {
- skt = PCMCIA_SOCKET(i);
-
- del_timer_sync(&skt->poll_timer);
- pcmcia_unregister_socket(&skt->socket);
- if (i == 0) {
- iounmap(skt->virt_io + (u32)mips_io_port_base);
- skt->virt_io = NULL;
- }
-#ifndef CONFIG_MIPS_XXS1500
- else {
- iounmap(skt->virt_io + (u32)mips_io_port_base);
- skt->virt_io = NULL;
- }
-#endif
- ops->hw_shutdown(skt);
-
- }
- kfree(sinfo);
-out:
- return ret;
-}
-
-int au1x00_drv_pcmcia_remove(struct platform_device *dev)
-{
- struct skt_dev_info *sinfo = platform_get_drvdata(dev);
- int i;
-
- mutex_lock(&pcmcia_sockets_lock);
- platform_set_drvdata(dev, NULL);
-
- for (i = 0; i < sinfo->nskt; i++) {
- struct au1000_pcmcia_socket *skt = PCMCIA_SOCKET(i);
-
- del_timer_sync(&skt->poll_timer);
- pcmcia_unregister_socket(&skt->socket);
- skt->ops->hw_shutdown(skt);
- au1x00_pcmcia_config_skt(skt, &dead_socket);
- iounmap(skt->virt_io + (u32)mips_io_port_base);
- skt->virt_io = NULL;
- }
-
- kfree(sinfo);
- mutex_unlock(&pcmcia_sockets_lock);
- return 0;
-}
-
-
-/*
- * PCMCIA "Driver" API
- */
-
-static int au1x00_drv_pcmcia_probe(struct platform_device *dev)
-{
- int i, ret = -ENODEV;
-
- mutex_lock(&pcmcia_sockets_lock);
- for (i=0; i < ARRAY_SIZE(au1x00_pcmcia_hw_init); i++) {
- ret = au1x00_pcmcia_hw_init[i](&dev->dev);
- if (ret == 0)
- break;
- }
- mutex_unlock(&pcmcia_sockets_lock);
- return ret;
-}
-
-static struct platform_driver au1x00_pcmcia_driver = {
- .driver = {
- .name = "au1x00-pcmcia",
- .owner = THIS_MODULE,
- },
- .probe = au1x00_drv_pcmcia_probe,
- .remove = au1x00_drv_pcmcia_remove,
-};
-
-
-/* au1x00_pcmcia_init()
- *
- * This routine performs low-level PCMCIA initialization and then
- * registers this socket driver with Card Services.
- *
- * Returns: 0 on success, -ve error code on failure
- */
-static int __init au1x00_pcmcia_init(void)
-{
- int error = 0;
- error = platform_driver_register(&au1x00_pcmcia_driver);
- return error;
-}
-
-/* au1x00_pcmcia_exit()
- * Invokes the low-level kernel service to free IRQs associated with this
- * socket controller and reset GPIO edge detection.
- */
-static void __exit au1x00_pcmcia_exit(void)
-{
- platform_driver_unregister(&au1x00_pcmcia_driver);
-}
-
-module_init(au1x00_pcmcia_init);
-module_exit(au1x00_pcmcia_exit);
diff --git a/drivers/pcmcia/au1000_generic.h b/drivers/pcmcia/au1000_generic.h
deleted file mode 100644
index 5c36bda2963..00000000000
--- a/drivers/pcmcia/au1000_generic.h
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * Alchemy Semi Au1000 pcmcia driver include file
- *
- * Copyright 2001 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.
- */
-#ifndef __ASM_AU1000_PCMCIA_H
-#define __ASM_AU1000_PCMCIA_H
-
-/* include the world */
-
-#include <pcmcia/ss.h>
-#include <pcmcia/cistpl.h>
-#include "cs_internal.h"
-
-#define AU1000_PCMCIA_POLL_PERIOD (2*HZ)
-#define AU1000_PCMCIA_IO_SPEED (255)
-#define AU1000_PCMCIA_MEM_SPEED (300)
-
-#define AU1X_SOCK0_IO 0xF00000000ULL
-#define AU1X_SOCK0_PHYS_ATTR 0xF40000000ULL
-#define AU1X_SOCK0_PHYS_MEM 0xF80000000ULL
-
-/* pcmcia socket 1 needs external glue logic so the memory map
- * differs from board to board.
- */
-#if defined(CONFIG_MIPS_PB1000)
-#define AU1X_SOCK1_IO 0xF08000000ULL
-#define AU1X_SOCK1_PHYS_ATTR 0xF48000000ULL
-#define AU1X_SOCK1_PHYS_MEM 0xF88000000ULL
-#endif
-
-struct pcmcia_state {
- unsigned detect: 1,
- ready: 1,
- wrprot: 1,
- bvd1: 1,
- bvd2: 1,
- vs_3v: 1,
- vs_Xv: 1;
-};
-
-struct pcmcia_configure {
- unsigned sock: 8,
- vcc: 8,
- vpp: 8,
- output: 1,
- speaker: 1,
- reset: 1;
-};
-
-struct pcmcia_irqs {
- int sock;
- int irq;
- const char *str;
-};
-
-
-struct au1000_pcmcia_socket {
- struct pcmcia_socket socket;
-
- /*
- * Info from low level handler
- */
- struct device *dev;
- unsigned int nr;
- unsigned int irq;
-
- /*
- * Core PCMCIA state
- */
- struct pcmcia_low_level *ops;
-
- unsigned int status;
- socket_state_t cs_state;
-
- unsigned short spd_io[MAX_IO_WIN];
- unsigned short spd_mem[MAX_WIN];
- unsigned short spd_attr[MAX_WIN];
-
- struct resource res_skt;
- struct resource res_io;
- struct resource res_mem;
- struct resource res_attr;
-
- void * virt_io;
- unsigned int phys_io;
- unsigned int phys_attr;
- unsigned int phys_mem;
- unsigned short speed_io, speed_attr, speed_mem;
-
- unsigned int irq_state;
-
- struct timer_list poll_timer;
-};
-
-struct pcmcia_low_level {
- struct module *owner;
-
- int (*hw_init)(struct au1000_pcmcia_socket *);
- void (*hw_shutdown)(struct au1000_pcmcia_socket *);
-
- void (*socket_state)(struct au1000_pcmcia_socket *, struct pcmcia_state *);
- int (*configure_socket)(struct au1000_pcmcia_socket *, struct socket_state_t *);
-
- /*
- * Enable card status IRQs on (re-)initialisation. This can
- * be called at initialisation, power management event, or
- * pcmcia event.
- */
- void (*socket_init)(struct au1000_pcmcia_socket *);
-
- /*
- * Disable card status IRQs and PCMCIA bus on suspend.
- */
- void (*socket_suspend)(struct au1000_pcmcia_socket *);
-};
-
-extern int au1x_board_init(struct device *dev);
-
-#endif /* __ASM_AU1000_PCMCIA_H */
diff --git a/drivers/pcmcia/au1000_pb1x00.c b/drivers/pcmcia/au1000_pb1x00.c
deleted file mode 100644
index b2396647a16..00000000000
--- 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
-};
diff --git a/drivers/pcmcia/db1xxx_ss.c b/drivers/pcmcia/db1xxx_ss.c
index 3e49df6d5e3..5b7c22784af 100644
--- a/drivers/pcmcia/db1xxx_ss.c
+++ b/drivers/pcmcia/db1xxx_ss.c
@@ -7,7 +7,7 @@
/* This is a fairly generic PCMCIA socket driver suitable for the
* following Alchemy Development boards:
- * Db1000, Db/Pb1500, Db/Pb1100, Db/Pb1550, Db/Pb1200.
+ * Db1000, Db/Pb1500, Db/Pb1100, Db/Pb1550, Db/Pb1200, Db1300
*
* The Db1000 is used as a reference: Per-socket card-, carddetect- and
* statuschange IRQs connected to SoC GPIOs, control and status register
@@ -18,6 +18,7 @@
* - Pb1100/Pb1500: single socket only; voltage key bits VS are
* at STATUS[5:4] (instead of STATUS[1:0]).
* - Au1200-based: additional card-eject irqs, irqs not gpios!
+ * - Db1300: Db1200-like, no pwr ctrl, single socket (#1).
*/
#include <linux/delay.h>
@@ -59,11 +60,17 @@ struct db1x_pcmcia_sock {
#define BOARD_TYPE_DEFAULT 0 /* most boards */
#define BOARD_TYPE_DB1200 1 /* IRQs aren't gpios */
#define BOARD_TYPE_PB1100 2 /* VS bits slightly different */
+#define BOARD_TYPE_DB1300 3 /* no power control */
int board_type;
};
#define to_db1x_socket(x) container_of(x, struct db1x_pcmcia_sock, socket)
+static int db1300_card_inserted(struct db1x_pcmcia_sock *sock)
+{
+ return bcsr_read(BCSR_SIGSTAT) & (1 << 8);
+}
+
/* DB/PB1200: check CPLD SIGSTATUS register bit 10/12 */
static int db1200_card_inserted(struct db1x_pcmcia_sock *sock)
{
@@ -84,6 +91,8 @@ static int db1x_card_inserted(struct db1x_pcmcia_sock *sock)
switch (sock->board_type) {
case BOARD_TYPE_DB1200:
return db1200_card_inserted(sock);
+ case BOARD_TYPE_DB1300:
+ return db1300_card_inserted(sock);
default:
return db1000_card_inserted(sock);
}
@@ -160,7 +169,8 @@ static int db1x_pcmcia_setup_irqs(struct db1x_pcmcia_sock *sock)
* ejection handler have been registered and the currently
* active one disabled.
*/
- if (sock->board_type == BOARD_TYPE_DB1200) {
+ if ((sock->board_type == BOARD_TYPE_DB1200) ||
+ (sock->board_type == BOARD_TYPE_DB1300)) {
ret = request_irq(sock->insert_irq, db1200_pcmcia_cdirq,
IRQF_DISABLED, "pcmcia_insert", sock);
if (ret)
@@ -174,7 +184,7 @@ static int db1x_pcmcia_setup_irqs(struct db1x_pcmcia_sock *sock)
}
/* enable the currently silent one */
- if (db1200_card_inserted(sock))
+ if (db1x_card_inserted(sock))
enable_irq(sock->eject_irq);
else
enable_irq(sock->insert_irq);
@@ -270,7 +280,8 @@ static int db1x_pcmcia_configure(struct pcmcia_socket *skt,
}
/* create new voltage code */
- cr_set |= ((v << 2) | p) << (sock->nr * 8);
+ if (sock->board_type != BOARD_TYPE_DB1300)
+ cr_set |= ((v << 2) | p) << (sock->nr * 8);
changed = state->flags ^ sock->old_flags;
@@ -343,6 +354,10 @@ static int db1x_pcmcia_get_status(struct pcmcia_socket *skt,
/* if Vcc is not zero, we have applied power to a card */
status |= GET_VCC(cr, sock->nr) ? SS_POWERON : 0;
+ /* DB1300: power always on, but don't tell when no card present */
+ if ((sock->board_type == BOARD_TYPE_DB1300) && (status & SS_DETECT))
+ status = SS_POWERON | SS_3VCARD | SS_DETECT;
+
/* reset de-asserted? then we're ready */
status |= (GET_RESET(cr, sock->nr)) ? SS_READY : SS_RESET;
@@ -419,6 +434,9 @@ static int __devinit db1x_pcmcia_socket_probe(struct platform_device *pdev)
case BCSR_WHOAMI_PB1200 ... BCSR_WHOAMI_DB1200:
sock->board_type = BOARD_TYPE_DB1200;
break;
+ case BCSR_WHOAMI_DB1300:
+ sock->board_type = BOARD_TYPE_DB1300;
+ break;
default:
printk(KERN_INFO "db1xxx-ss: unknown board %d!\n", bid);
ret = -ENODEV;