#include <linux/module.h>
#include <linux/init.h>
-#include <linux/config.h>
#include <linux/cpufreq.h>
#include <linux/ioport.h>
#include <linux/kernel.h>
#include <linux/spinlock.h>
+#include <linux/platform_device.h>
-#include <asm/hardware.h>
+#include <mach/hardware.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/system.h>
-#include <asm/arch/pxa-regs.h>
+#include <mach/pxa2xx-regs.h>
+#include <asm/mach-types.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/ss.h>
-#include <pcmcia/bulkmem.h>
#include <pcmcia/cistpl.h>
-#include "cs_internal.h"
#include "soc_common.h"
#include "pxa2xx_base.h"
+/*
+ * Personal Computer Memory Card International Association (PCMCIA) sockets
+ */
+
+#define PCMCIAPrtSp 0x04000000 /* PCMCIA Partition Space [byte] */
+#define PCMCIASp (4*PCMCIAPrtSp) /* PCMCIA Space [byte] */
+#define PCMCIAIOSp PCMCIAPrtSp /* PCMCIA I/O Space [byte] */
+#define PCMCIAAttrSp PCMCIAPrtSp /* PCMCIA Attribute Space [byte] */
+#define PCMCIAMemSp PCMCIAPrtSp /* PCMCIA Memory Space [byte] */
+
+#define PCMCIA0Sp PCMCIASp /* PCMCIA 0 Space [byte] */
+#define PCMCIA0IOSp PCMCIAIOSp /* PCMCIA 0 I/O Space [byte] */
+#define PCMCIA0AttrSp PCMCIAAttrSp /* PCMCIA 0 Attribute Space [byte] */
+#define PCMCIA0MemSp PCMCIAMemSp /* PCMCIA 0 Memory Space [byte] */
+
+#define PCMCIA1Sp PCMCIASp /* PCMCIA 1 Space [byte] */
+#define PCMCIA1IOSp PCMCIAIOSp /* PCMCIA 1 I/O Space [byte] */
+#define PCMCIA1AttrSp PCMCIAAttrSp /* PCMCIA 1 Attribute Space [byte] */
+#define PCMCIA1MemSp PCMCIAMemSp /* PCMCIA 1 Memory Space [byte] */
+
+#define _PCMCIA(Nb) /* PCMCIA [0..1] */ \
+ (0x20000000 + (Nb) * PCMCIASp)
+#define _PCMCIAIO(Nb) _PCMCIA(Nb) /* PCMCIA I/O [0..1] */
+#define _PCMCIAAttr(Nb) /* PCMCIA Attribute [0..1] */ \
+ (_PCMCIA(Nb) + 2 * PCMCIAPrtSp)
+#define _PCMCIAMem(Nb) /* PCMCIA Memory [0..1] */ \
+ (_PCMCIA(Nb) + 3 * PCMCIAPrtSp)
+
+#define _PCMCIA0 _PCMCIA(0) /* PCMCIA 0 */
+#define _PCMCIA0IO _PCMCIAIO(0) /* PCMCIA 0 I/O */
+#define _PCMCIA0Attr _PCMCIAAttr(0) /* PCMCIA 0 Attribute */
+#define _PCMCIA0Mem _PCMCIAMem(0) /* PCMCIA 0 Memory */
+
+#define _PCMCIA1 _PCMCIA(1) /* PCMCIA 1 */
+#define _PCMCIA1IO _PCMCIAIO(1) /* PCMCIA 1 I/O */
+#define _PCMCIA1Attr _PCMCIAAttr(1) /* PCMCIA 1 Attribute */
+#define _PCMCIA1Mem _PCMCIAMem(1) /* PCMCIA 1 Memory */
+
#define MCXX_SETUP_MASK (0x7f)
#define MCXX_ASST_MASK (0x1f)
u_int mem_clk_10khz)
{
u_int code = pcmcia_cycle_ns * mem_clk_10khz;
- return (code / 300000) + ((code % 300000) ? 1 : 0) - 1;
+ return (code / 300000) + ((code % 300000) ? 1 : 0) + 1;
}
static inline u_int pxa2xx_mcxx_setup(u_int pcmcia_cycle_ns,
}
#endif
-int pxa2xx_drv_pcmcia_probe(struct device *dev)
+static void pxa2xx_configure_sockets(struct device *dev)
{
- int ret;
+ struct pcmcia_low_level *ops = dev->platform_data;
+
+ /*
+ * We have at least one socket, so set MECR:CIT
+ * (Card Is There)
+ */
+ MECR |= MECR_CIT;
+
+ /* Set MECR:NOS (Number Of Sockets) */
+ if ((ops->first + ops->nr) > 1 || machine_is_viper())
+ MECR |= MECR_NOS;
+ else
+ MECR &= ~MECR_NOS;
+}
+
+static const char *skt_names[] = {
+ "PCMCIA socket 0",
+ "PCMCIA socket 1",
+};
+
+#define SKT_DEV_INFO_SIZE(n) \
+ (sizeof(struct skt_dev_info) + (n)*sizeof(struct soc_pcmcia_socket))
+
+int __pxa2xx_drv_pcmcia_probe(struct device *dev)
+{
+ int i, ret;
struct pcmcia_low_level *ops;
- int first, nr;
+ struct skt_dev_info *sinfo;
+ struct soc_pcmcia_socket *skt;
if (!dev || !dev->platform_data)
return -ENODEV;
ops = (struct pcmcia_low_level *)dev->platform_data;
- first = ops->first;
- nr = ops->nr;
+
+ sinfo = kzalloc(SKT_DEV_INFO_SIZE(ops->nr), GFP_KERNEL);
+ if (!sinfo)
+ return -ENOMEM;
+
+ sinfo->nskt = ops->nr;
+
+ /* Initialize processor specific parameters */
+ for (i = 0; i < ops->nr; i++) {
+ skt = &sinfo->skt[i];
+
+ skt->nr = ops->first + i;
+ skt->irq = NO_IRQ;
+
+ skt->res_skt.start = _PCMCIA(skt->nr);
+ skt->res_skt.end = _PCMCIA(skt->nr) + PCMCIASp - 1;
+ skt->res_skt.name = skt_names[skt->nr];
+ skt->res_skt.flags = IORESOURCE_MEM;
+
+ skt->res_io.start = _PCMCIAIO(skt->nr);
+ skt->res_io.end = _PCMCIAIO(skt->nr) + PCMCIAIOSp - 1;
+ skt->res_io.name = "io";
+ skt->res_io.flags = IORESOURCE_MEM | IORESOURCE_BUSY;
+
+ skt->res_mem.start = _PCMCIAMem(skt->nr);
+ skt->res_mem.end = _PCMCIAMem(skt->nr) + PCMCIAMemSp - 1;
+ skt->res_mem.name = "memory";
+ skt->res_mem.flags = IORESOURCE_MEM;
+
+ skt->res_attr.start = _PCMCIAAttr(skt->nr);
+ skt->res_attr.end = _PCMCIAAttr(skt->nr) + PCMCIAAttrSp - 1;
+ skt->res_attr.name = "attribute";
+ skt->res_attr.flags = IORESOURCE_MEM;
+ }
/* Provide our PXA2xx specific timing routines. */
ops->set_timing = pxa2xx_pcmcia_set_timing;
ops->frequency_change = pxa2xx_pcmcia_frequency_change;
#endif
- ret = soc_common_drv_pcmcia_probe(dev, ops, first, nr);
+ ret = soc_common_drv_pcmcia_probe(dev, ops, sinfo);
- if (ret == 0) {
- /*
- * We have at least one socket, so set MECR:CIT
- * (Card Is There)
- */
- MECR |= MECR_CIT;
-
- /* Set MECR:NOS (Number Of Sockets) */
- if (nr > 1)
- MECR |= MECR_NOS;
- else
- MECR &= ~MECR_NOS;
- }
+ if (!ret)
+ pxa2xx_configure_sockets(dev);
return ret;
}
-EXPORT_SYMBOL(pxa2xx_drv_pcmcia_probe);
+EXPORT_SYMBOL(__pxa2xx_drv_pcmcia_probe);
-static int pxa2xx_drv_pcmcia_suspend(struct device *dev, pm_message_t state, u32 level)
+
+static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev)
{
- int ret = 0;
- if (level == SUSPEND_SAVE_STATE)
- ret = pcmcia_socket_dev_suspend(dev, state);
- return ret;
+ return __pxa2xx_drv_pcmcia_probe(&dev->dev);
}
-static int pxa2xx_drv_pcmcia_resume(struct device *dev, u32 level)
+static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev)
{
- int ret = 0;
- if (level == RESUME_RESTORE_STATE)
- {
- struct pcmcia_low_level *ops = dev->platform_data;
- int nr = ops ? ops->nr : 0;
+ return soc_common_drv_pcmcia_remove(&dev->dev);
+}
- MECR = nr > 1 ? MECR_CIT | MECR_NOS : (nr > 0 ? MECR_CIT : 0);
- ret = pcmcia_socket_dev_resume(dev);
- }
- return ret;
+static int pxa2xx_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state)
+{
+ return pcmcia_socket_dev_suspend(&dev->dev, state);
+}
+
+static int pxa2xx_drv_pcmcia_resume(struct platform_device *dev)
+{
+ pxa2xx_configure_sockets(&dev->dev);
+ return pcmcia_socket_dev_resume(&dev->dev);
}
-static struct device_driver pxa2xx_pcmcia_driver = {
+static struct platform_driver pxa2xx_pcmcia_driver = {
.probe = pxa2xx_drv_pcmcia_probe,
- .remove = soc_common_drv_pcmcia_remove,
+ .remove = pxa2xx_drv_pcmcia_remove,
.suspend = pxa2xx_drv_pcmcia_suspend,
.resume = pxa2xx_drv_pcmcia_resume,
- .name = "pxa2xx-pcmcia",
- .bus = &platform_bus_type,
+ .driver = {
+ .name = "pxa2xx-pcmcia",
+ .owner = THIS_MODULE,
+ },
};
static int __init pxa2xx_pcmcia_init(void)
{
- return driver_register(&pxa2xx_pcmcia_driver);
+ return platform_driver_register(&pxa2xx_pcmcia_driver);
}
static void __exit pxa2xx_pcmcia_exit(void)
{
- driver_unregister(&pxa2xx_pcmcia_driver);
+ platform_driver_unregister(&pxa2xx_pcmcia_driver);
}
fs_initcall(pxa2xx_pcmcia_init);
MODULE_AUTHOR("Stefan Eletzhofer <stefan.eletzhofer@inquant.de> and Ian Molton <spyro@f2s.com>");
MODULE_DESCRIPTION("Linux PCMCIA Card Services: PXA2xx core socket driver");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:pxa2xx-pcmcia");