diff options
Diffstat (limited to 'drivers/pcmcia/sa1111_generic.c')
| -rw-r--r-- | drivers/pcmcia/sa1111_generic.c | 111 |
1 files changed, 62 insertions, 49 deletions
diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c index 27f2fe3b7fb..70f728ce185 100644 --- a/drivers/pcmcia/sa1111_generic.c +++ b/drivers/pcmcia/sa1111_generic.c @@ -22,6 +22,40 @@ #include "sa1111_generic.h" +/* + * These are offsets from the above base. + */ +#define PCCR 0x0000 +#define PCSSR 0x0004 +#define PCSR 0x0008 + +#define PCSR_S0_READY (1<<0) +#define PCSR_S1_READY (1<<1) +#define PCSR_S0_DETECT (1<<2) +#define PCSR_S1_DETECT (1<<3) +#define PCSR_S0_VS1 (1<<4) +#define PCSR_S0_VS2 (1<<5) +#define PCSR_S1_VS1 (1<<6) +#define PCSR_S1_VS2 (1<<7) +#define PCSR_S0_WP (1<<8) +#define PCSR_S1_WP (1<<9) +#define PCSR_S0_BVD1 (1<<10) +#define PCSR_S0_BVD2 (1<<11) +#define PCSR_S1_BVD1 (1<<12) +#define PCSR_S1_BVD2 (1<<13) + +#define PCCR_S0_RST (1<<0) +#define PCCR_S1_RST (1<<1) +#define PCCR_S0_FLT (1<<2) +#define PCCR_S1_FLT (1<<3) +#define PCCR_S0_PWAITEN (1<<4) +#define PCCR_S1_PWAITEN (1<<5) +#define PCCR_S0_PSE (1<<6) +#define PCCR_S1_PSE (1<<7) + +#define PCSSR_S0_SLEEP (1<<0) +#define PCSSR_S1_SLEEP (1<<1) + #define IDX_IRQ_S0_READY_NINT (0) #define IDX_IRQ_S0_CD_VALID (1) #define IDX_IRQ_S0_BVD1_STSCHG (2) @@ -29,27 +63,10 @@ #define IDX_IRQ_S1_CD_VALID (4) #define IDX_IRQ_S1_BVD1_STSCHG (5) -static struct pcmcia_irqs irqs[] = { - { 0, NO_IRQ, "SA1111 PCMCIA card detect" }, - { 0, NO_IRQ, "SA1111 PCMCIA BVD1" }, - { 1, NO_IRQ, "SA1111 CF card detect" }, - { 1, NO_IRQ, "SA1111 CF BVD1" }, -}; - -static int sa1111_pcmcia_hw_init(struct soc_pcmcia_socket *skt) -{ - return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs)); -} - -static void sa1111_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt) -{ - soc_pcmcia_free_irqs(skt, irqs, ARRAY_SIZE(irqs)); -} - void sa1111_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state) { struct sa1111_pcmcia_socket *s = to_skt(skt); - unsigned long status = sa1111_readl(s->dev->mapbase + SA1111_PCSR); + unsigned long status = sa1111_readl(s->dev->mapbase + PCSR); switch (skt->nr) { case 0: @@ -105,35 +122,22 @@ int sa1111_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_s pccr_set_mask |= PCCR_S0_FLT|PCCR_S1_FLT; local_irq_save(flags); - val = sa1111_readl(s->dev->mapbase + SA1111_PCCR); + val = sa1111_readl(s->dev->mapbase + PCCR); val &= ~pccr_skt_mask; val |= pccr_set_mask & pccr_skt_mask; - sa1111_writel(val, s->dev->mapbase + SA1111_PCCR); + sa1111_writel(val, s->dev->mapbase + PCCR); local_irq_restore(flags); return 0; } -void sa1111_pcmcia_socket_init(struct soc_pcmcia_socket *skt) -{ - soc_pcmcia_enable_irqs(skt, irqs, ARRAY_SIZE(irqs)); -} - -static void sa1111_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt) -{ - soc_pcmcia_disable_irqs(skt, irqs, ARRAY_SIZE(irqs)); -} - int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops, int (*add)(struct soc_pcmcia_socket *)) { struct sa1111_pcmcia_socket *s; int i, ret = 0; - ops->hw_init = sa1111_pcmcia_hw_init; - ops->hw_shutdown = sa1111_pcmcia_hw_shutdown; ops->socket_state = sa1111_pcmcia_socket_state; - ops->socket_suspend = sa1111_pcmcia_socket_suspend; for (i = 0; i < ops->nr; i++) { s = kzalloc(sizeof(*s), GFP_KERNEL); @@ -141,13 +145,21 @@ int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops, return -ENOMEM; s->soc.nr = ops->first + i; - s->soc.ops = ops; - s->soc.socket.owner = ops->owner; - s->soc.socket.dev.parent = &dev->dev; - s->soc.socket.pci_irq = s->soc.nr ? - dev->irq[IDX_IRQ_S0_READY_NINT] : - dev->irq[IDX_IRQ_S1_READY_NINT]; + soc_pcmcia_init_one(&s->soc, ops, &dev->dev); s->dev = dev; + if (s->soc.nr) { + s->soc.socket.pci_irq = dev->irq[IDX_IRQ_S1_READY_NINT]; + s->soc.stat[SOC_STAT_CD].irq = dev->irq[IDX_IRQ_S1_CD_VALID]; + s->soc.stat[SOC_STAT_CD].name = "SA1111 CF card detect"; + s->soc.stat[SOC_STAT_BVD1].irq = dev->irq[IDX_IRQ_S1_BVD1_STSCHG]; + s->soc.stat[SOC_STAT_BVD1].name = "SA1111 CF BVD1"; + } else { + s->soc.socket.pci_irq = dev->irq[IDX_IRQ_S0_READY_NINT]; + s->soc.stat[SOC_STAT_CD].irq = dev->irq[IDX_IRQ_S0_CD_VALID]; + s->soc.stat[SOC_STAT_CD].name = "SA1111 PCMCIA card detect"; + s->soc.stat[SOC_STAT_BVD1].irq = dev->irq[IDX_IRQ_S0_BVD1_STSCHG]; + s->soc.stat[SOC_STAT_BVD1].name = "SA1111 PCMCIA BVD1"; + } ret = add(&s->soc); if (ret == 0) { @@ -163,26 +175,26 @@ int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops, static int pcmcia_probe(struct sa1111_dev *dev) { void __iomem *base; + int ret; + + ret = sa1111_enable_device(dev); + if (ret) + return ret; dev_set_drvdata(&dev->dev, NULL); - if (!request_mem_region(dev->res.start, 512, - SA1111_DRIVER_NAME(dev))) + if (!request_mem_region(dev->res.start, 512, SA1111_DRIVER_NAME(dev))) { + sa1111_disable_device(dev); return -EBUSY; + } base = dev->mapbase; - /* Initialize PCMCIA IRQs */ - irqs[0].irq = dev->irq[IDX_IRQ_S0_CD_VALID]; - irqs[1].irq = dev->irq[IDX_IRQ_S0_BVD1_STSCHG]; - irqs[2].irq = dev->irq[IDX_IRQ_S1_CD_VALID]; - irqs[3].irq = dev->irq[IDX_IRQ_S1_BVD1_STSCHG]; - /* * Initialise the suspend state. */ - sa1111_writel(PCSSR_S0_SLEEP | PCSSR_S1_SLEEP, base + SA1111_PCSSR); - sa1111_writel(PCCR_S0_FLT | PCCR_S1_FLT, base + SA1111_PCCR); + sa1111_writel(PCSSR_S0_SLEEP | PCSSR_S1_SLEEP, base + PCSSR); + sa1111_writel(PCCR_S0_FLT | PCCR_S1_FLT, base + PCCR); #ifdef CONFIG_SA1100_BADGE4 pcmcia_badge4_init(&dev->dev); @@ -212,6 +224,7 @@ static int __devexit pcmcia_remove(struct sa1111_dev *dev) } release_mem_region(dev->res.start, 512); + sa1111_disable_device(dev); return 0; } |