#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
-#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <mach/hardware.h>
#include <asm/irq.h>
-
#include <asm/hardware/scoop.h>
-#include <asm/arch/corgi.h>
-#include <asm/arch/pxa-regs.h>
#include "soc_common.h"
#define NO_KEEP_VS 0x0001
+#define SCOOP_DEV platform_scoop_config->devs
-static unsigned char keep_vs;
-static unsigned char keep_rd;
+static void sharpsl_pcmcia_init_reset(struct soc_pcmcia_socket *skt)
+{
+ struct scoop_pcmcia_dev *scoopdev = &SCOOP_DEV[skt->nr];
-static struct pcmcia_irqs irqs[] = {
- { 0, CORGI_IRQ_GPIO_CF_CD, "PCMCIA0 CD"},
-};
+ reset_scoop(scoopdev->dev);
-static void sharpsl_pcmcia_init_reset(void)
-{
- reset_scoop(&corgiscoop_device.dev);
- keep_vs = NO_KEEP_VS;
- keep_rd = 0;
+ /* Shared power controls need to be handled carefully */
+ if (platform_scoop_config->power_ctrl)
+ platform_scoop_config->power_ctrl(scoopdev->dev, 0x0000, skt->nr);
+ else
+ write_scoop_reg(scoopdev->dev, SCOOP_CPR, 0x0000);
+
+ scoopdev->keep_vs = NO_KEEP_VS;
+ scoopdev->keep_rd = 0;
}
static int sharpsl_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
{
int ret;
- /*
- * Setup default state of GPIO outputs
- * before we enable them as outputs.
- */
- GPSR(GPIO48_nPOE) =
- GPIO_bit(GPIO48_nPOE) |
- GPIO_bit(GPIO49_nPWE) |
- GPIO_bit(GPIO50_nPIOR) |
- GPIO_bit(GPIO51_nPIOW) |
- GPIO_bit(GPIO52_nPCE_1) |
- GPIO_bit(GPIO53_nPCE_2);
-
- pxa_gpio_mode(GPIO48_nPOE_MD);
- pxa_gpio_mode(GPIO49_nPWE_MD);
- pxa_gpio_mode(GPIO50_nPIOR_MD);
- pxa_gpio_mode(GPIO51_nPIOW_MD);
- pxa_gpio_mode(GPIO52_nPCE_1_MD);
- pxa_gpio_mode(GPIO53_nPCE_2_MD);
- pxa_gpio_mode(GPIO54_pSKTSEL_MD);
- pxa_gpio_mode(GPIO55_nPREG_MD);
- pxa_gpio_mode(GPIO56_nPWAIT_MD);
- pxa_gpio_mode(GPIO57_nIOIS16_MD);
+ if (platform_scoop_config->pcmcia_init)
+ platform_scoop_config->pcmcia_init();
/* Register interrupts */
- ret = soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
-
- if (ret) {
- printk(KERN_ERR "Request for Compact Flash IRQ failed\n");
- return ret;
+ if (SCOOP_DEV[skt->nr].cd_irq >= 0) {
+ struct pcmcia_irqs cd_irq;
+
+ cd_irq.sock = skt->nr;
+ cd_irq.irq = SCOOP_DEV[skt->nr].cd_irq;
+ cd_irq.str = SCOOP_DEV[skt->nr].cd_irq_str;
+ ret = soc_pcmcia_request_irqs(skt, &cd_irq, 1);
+
+ if (ret) {
+ printk(KERN_ERR "Request for Compact Flash IRQ failed\n");
+ return ret;
+ }
}
- /* Enable interrupt */
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_IMR, 0x00C0);
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_MCR, 0x0101);
- keep_vs = NO_KEEP_VS;
-
- skt->irq = CORGI_IRQ_GPIO_CF_IRQ;
+ skt->irq = SCOOP_DEV[skt->nr].irq;
return 0;
}
static void sharpsl_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
{
- soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs));
+ if (SCOOP_DEV[skt->nr].cd_irq >= 0) {
+ struct pcmcia_irqs cd_irq;
- /* CF_BUS_OFF */
- sharpsl_pcmcia_init_reset();
+ cd_irq.sock = skt->nr;
+ cd_irq.irq = SCOOP_DEV[skt->nr].cd_irq;
+ cd_irq.str = SCOOP_DEV[skt->nr].cd_irq_str;
+ soc_pcmcia_free_irqs(skt, &cd_irq, 1);
+ }
}
struct pcmcia_state *state)
{
unsigned short cpr, csr;
+ struct device *scoop = SCOOP_DEV[skt->nr].dev;
- cpr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_CPR);
+ cpr = read_scoop_reg(SCOOP_DEV[skt->nr].dev, SCOOP_CPR);
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_IRM, 0x00FF);
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_ISR, 0x0000);
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_IRM, 0x0000);
- csr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_CSR);
+ write_scoop_reg(scoop, SCOOP_IRM, 0x00FF);
+ write_scoop_reg(scoop, SCOOP_ISR, 0x0000);
+ write_scoop_reg(scoop, SCOOP_IRM, 0x0000);
+ csr = read_scoop_reg(scoop, SCOOP_CSR);
if (csr & 0x0004) {
/* card eject */
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_CDR, 0x0000);
- keep_vs = NO_KEEP_VS;
+ write_scoop_reg(scoop, SCOOP_CDR, 0x0000);
+ SCOOP_DEV[skt->nr].keep_vs = NO_KEEP_VS;
}
- else if (!(keep_vs & NO_KEEP_VS)) {
+ else if (!(SCOOP_DEV[skt->nr].keep_vs & NO_KEEP_VS)) {
/* keep vs1,vs2 */
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_CDR, 0x0000);
- csr |= keep_vs;
+ write_scoop_reg(scoop, SCOOP_CDR, 0x0000);
+ csr |= SCOOP_DEV[skt->nr].keep_vs;
}
else if (cpr & 0x0003) {
/* power on */
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_CDR, 0x0000);
- keep_vs = (csr & 0x00C0);
+ write_scoop_reg(scoop, SCOOP_CDR, 0x0000);
+ SCOOP_DEV[skt->nr].keep_vs = (csr & 0x00C0);
}
else {
/* card detect */
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_CDR, 0x0002);
+ if ((machine_is_spitz() || machine_is_borzoi()) && skt->nr == 1) {
+ write_scoop_reg(scoop, SCOOP_CDR, 0x0000);
+ } else {
+ write_scoop_reg(scoop, SCOOP_CDR, 0x0002);
+ }
}
state->detect = (csr & 0x0004) ? 0 : 1;
if ((cpr & 0x0080) && ((cpr & 0x8040) != 0x8040)) {
printk(KERN_ERR "sharpsl_pcmcia_socket_state(): CPR=%04X, Low voltage!\n", cpr);
}
-
}
const socket_state_t *state)
{
unsigned long flags;
+ struct device *scoop = SCOOP_DEV[skt->nr].dev;
unsigned short cpr, ncpr, ccr, nccr, mcr, nmcr, imr, nimr;
local_irq_save(flags);
- nmcr = (mcr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_MCR)) & ~0x0010;
- ncpr = (cpr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_CPR)) & ~0x0083;
- nccr = (ccr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_CCR)) & ~0x0080;
- nimr = (imr = read_scoop_reg(&corgiscoop_device.dev, SCOOP_IMR)) & ~0x003E;
-
- ncpr |= (state->Vcc == 33) ? 0x0001 :
- (state->Vcc == 50) ? 0x0002 : 0;
+ nmcr = (mcr = read_scoop_reg(scoop, SCOOP_MCR)) & ~0x0010;
+ ncpr = (cpr = read_scoop_reg(scoop, SCOOP_CPR)) & ~0x0083;
+ nccr = (ccr = read_scoop_reg(scoop, SCOOP_CCR)) & ~0x0080;
+ nimr = (imr = read_scoop_reg(scoop, SCOOP_IMR)) & ~0x003E;
+
+ if ((machine_is_spitz() || machine_is_borzoi() || machine_is_akita()) && skt->nr == 0) {
+ ncpr |= (state->Vcc == 33) ? 0x0002 :
+ (state->Vcc == 50) ? 0x0002 : 0;
+ } else {
+ ncpr |= (state->Vcc == 33) ? 0x0001 :
+ (state->Vcc == 50) ? 0x0002 : 0;
+ }
nmcr |= (state->flags&SS_IOCARD) ? 0x0010 : 0;
ncpr |= (state->flags&SS_OUTPUT_ENA) ? 0x0080 : 0;
nccr |= (state->flags&SS_RESET)? 0x0080: 0;
((skt->status&SS_WRPROT) ? 0x0008 : 0);
if (!(ncpr & 0x0003)) {
- keep_rd = 0;
- } else if (!keep_rd) {
+ SCOOP_DEV[skt->nr].keep_rd = 0;
+ } else if (!SCOOP_DEV[skt->nr].keep_rd) {
if (nccr & 0x0080)
- keep_rd = 1;
+ SCOOP_DEV[skt->nr].keep_rd = 1;
else
nccr |= 0x0080;
}
if (mcr != nmcr)
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_MCR, nmcr);
- if (cpr != ncpr)
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_CPR, ncpr);
+ write_scoop_reg(scoop, SCOOP_MCR, nmcr);
+ if (cpr != ncpr) {
+ if (platform_scoop_config->power_ctrl)
+ platform_scoop_config->power_ctrl(scoop, ncpr , skt->nr);
+ else
+ write_scoop_reg(scoop, SCOOP_CPR, ncpr);
+ }
if (ccr != nccr)
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_CCR, nccr);
+ write_scoop_reg(scoop, SCOOP_CCR, nccr);
if (imr != nimr)
- write_scoop_reg(&corgiscoop_device.dev, SCOOP_IMR, nimr);
+ write_scoop_reg(scoop, SCOOP_IMR, nimr);
local_irq_restore(flags);
static void sharpsl_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
{
+ sharpsl_pcmcia_init_reset(skt);
+
+ /* Enable interrupt */
+ write_scoop_reg(SCOOP_DEV[skt->nr].dev, SCOOP_IMR, 0x00C0);
+ write_scoop_reg(SCOOP_DEV[skt->nr].dev, SCOOP_MCR, 0x0101);
+ SCOOP_DEV[skt->nr].keep_vs = NO_KEEP_VS;
}
static void sharpsl_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
{
+ sharpsl_pcmcia_init_reset(skt);
}
-static struct pcmcia_low_level sharpsl_pcmcia_ops = {
- .owner = THIS_MODULE,
- .hw_init = sharpsl_pcmcia_hw_init,
- .hw_shutdown = sharpsl_pcmcia_hw_shutdown,
- .socket_state = sharpsl_pcmcia_socket_state,
- .configure_socket = sharpsl_pcmcia_configure_socket,
- .socket_init = sharpsl_pcmcia_socket_init,
- .socket_suspend = sharpsl_pcmcia_socket_suspend,
- .first = 0,
- .nr = 1,
+static struct pcmcia_low_level sharpsl_pcmcia_ops __initdata = {
+ .owner = THIS_MODULE,
+ .hw_init = sharpsl_pcmcia_hw_init,
+ .hw_shutdown = sharpsl_pcmcia_hw_shutdown,
+ .socket_state = sharpsl_pcmcia_socket_state,
+ .configure_socket = sharpsl_pcmcia_configure_socket,
+ .socket_init = sharpsl_pcmcia_socket_init,
+ .socket_suspend = sharpsl_pcmcia_socket_suspend,
+ .first = 0,
+ .nr = 0,
};
+#ifdef CONFIG_SA1100_COLLIE
+#include "sa11xx_base.h"
+
+int __init pcmcia_collie_init(struct device *dev)
+{
+ int ret = -ENODEV;
+
+ if (machine_is_collie())
+ ret = sa11xx_drv_pcmcia_probe(dev, &sharpsl_pcmcia_ops, 0, 1);
+
+ return ret;
+}
+
+#else
+
static struct platform_device *sharpsl_pcmcia_device;
static int __init sharpsl_pcmcia_init(void)
{
int ret;
- sharpsl_pcmcia_device = kmalloc(sizeof(*sharpsl_pcmcia_device), GFP_KERNEL);
+ if (!platform_scoop_config)
+ return -ENODEV;
+
+ sharpsl_pcmcia_ops.nr = platform_scoop_config->num_devs;
+ sharpsl_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+
if (!sharpsl_pcmcia_device)
return -ENOMEM;
- memset(sharpsl_pcmcia_device, 0, sizeof(*sharpsl_pcmcia_device));
- sharpsl_pcmcia_device->name = "pxa2xx-pcmcia";
- sharpsl_pcmcia_device->dev.platform_data = &sharpsl_pcmcia_ops;
- ret = platform_device_register(sharpsl_pcmcia_device);
+ ret = platform_device_add_data(sharpsl_pcmcia_device,
+ &sharpsl_pcmcia_ops, sizeof(sharpsl_pcmcia_ops));
+ if (ret == 0) {
+ sharpsl_pcmcia_device->dev.parent = platform_scoop_config->devs[0].dev;
+ ret = platform_device_add(sharpsl_pcmcia_device);
+ }
+
if (ret)
- kfree(sharpsl_pcmcia_device);
+ platform_device_put(sharpsl_pcmcia_device);
return ret;
}
static void __exit sharpsl_pcmcia_exit(void)
{
- /*
- * This call is supposed to free our sharpsl_pcmcia_device.
- * Unfortunately platform_device don't have a free method, and
- * we can't assume it's free of any reference at this point so we
- * can't free it either.
- */
platform_device_unregister(sharpsl_pcmcia_device);
}
fs_initcall(sharpsl_pcmcia_init);
module_exit(sharpsl_pcmcia_exit);
+#endif
MODULE_DESCRIPTION("Sharp SL Series PCMCIA Support");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:pxa2xx-pcmcia");