diff options
Diffstat (limited to 'drivers/pcmcia/omap_cf.c')
| -rw-r--r-- | drivers/pcmcia/omap_cf.c | 60 |
1 files changed, 18 insertions, 42 deletions
diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c index 0a04eb04f3a2..d3f827d4224a 100644 --- a/drivers/pcmcia/omap_cf.c +++ b/drivers/pcmcia/omap_cf.c @@ -16,13 +16,12 @@ #include <pcmcia/ss.h> -#include <mach/hardware.h> #include <asm/io.h> #include <linux/sizes.h> -#include <mach/mux.h> -#include <mach/tc.h> - +#include <linux/soc/ti/omap1-io.h> +#include <linux/soc/ti/omap1-soc.h> +#include <linux/soc/ti/omap1-mux.h> /* NOTE: don't expect this to support many I/O cards. The 16xx chips have * hard-wired timings to support Compact Flash memory cards; they won't work @@ -125,8 +124,6 @@ static int omap_cf_get_status(struct pcmcia_socket *s, u_int *sp) static int omap_cf_set_socket(struct pcmcia_socket *sock, struct socket_state_t *s) { - u16 control; - /* REVISIT some non-OSK boards may support power switching */ switch (s->Vcc) { case 0: @@ -136,7 +133,7 @@ omap_cf_set_socket(struct pcmcia_socket *sock, struct socket_state_t *s) return -EINVAL; } - control = omap_readw(CF_CONTROL); + omap_readw(CF_CONTROL); if (s->flags & SS_RESET) omap_writew(CF_CONTROL_RESET, CF_CONTROL); else @@ -205,6 +202,8 @@ static int __init omap_cf_probe(struct platform_device *pdev) struct omap_cf_socket *cf; int irq; int status; + struct resource *res; + struct resource iospace = DEFINE_RES_IO(SZ_64, SZ_4K); seg = (int) pdev->dev.platform_data; if (seg == 0 || seg > 3) @@ -215,6 +214,8 @@ static int __init omap_cf_probe(struct platform_device *pdev) if (irq < 0) return -EINVAL; + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + cf = kzalloc(sizeof *cf, GFP_KERNEL); if (!cf) return -ENOMEM; @@ -230,33 +231,20 @@ static int __init omap_cf_probe(struct platform_device *pdev) goto fail0; cf->irq = irq; cf->socket.pci_irq = irq; - - switch (seg) { - /* NOTE: CS0 could be configured too ... */ - case 1: - cf->phys_cf = OMAP_CS1_PHYS; - break; - case 2: - cf->phys_cf = OMAP_CS2_PHYS; - break; - case 3: - cf->phys_cf = omap_cs3_phys(); - break; - default: - goto fail1; - } - cf->iomem.start = cf->phys_cf; - cf->iomem.end = cf->iomem.end + SZ_8K - 1; - cf->iomem.flags = IORESOURCE_MEM; + cf->phys_cf = res->start; /* pcmcia layer only remaps "real" memory */ - cf->socket.io_offset = (unsigned long) - ioremap(cf->phys_cf + SZ_4K, SZ_2K); - if (!cf->socket.io_offset) + cf->socket.io_offset = iospace.start; + status = pci_remap_iospace(&iospace, cf->phys_cf + SZ_4K); + if (status) { + status = -ENOMEM; goto fail1; + } - if (!request_mem_region(cf->phys_cf, SZ_8K, driver_name)) + if (!request_mem_region(cf->phys_cf, SZ_8K, driver_name)) { + status = -ENXIO; goto fail1; + } /* NOTE: CF conflicts with MMC1 */ omap_cfg_reg(W11_1610_CF_CD1); @@ -269,15 +257,6 @@ static int __init omap_cf_probe(struct platform_device *pdev) pr_info("%s: cs%d on irq %d\n", driver_name, seg, irq); - /* NOTE: better EMIFS setup might support more cards; but the - * TRM only shows how to affect regular flash signals, not their - * CF/PCMCIA variants... - */ - pr_debug("%s: cs%d, previous ccs %08x acs %08x\n", driver_name, - seg, omap_readl(EMIFS_CCS(seg)), omap_readl(EMIFS_ACS(seg))); - omap_writel(0x0004a1b3, EMIFS_CCS(seg)); /* synch mode 4 etc */ - omap_writel(0x00000000, EMIFS_ACS(seg)); /* OE hold/setup */ - /* CF uses armxor_ck, which is "always" available */ pr_debug("%s: sts %04x cfg %04x control %04x %s\n", driver_name, @@ -305,8 +284,6 @@ static int __init omap_cf_probe(struct platform_device *pdev) fail2: release_mem_region(cf->phys_cf, SZ_8K); fail1: - if (cf->socket.io_offset) - iounmap((void __iomem *) cf->socket.io_offset); free_irq(irq, cf); fail0: kfree(cf); @@ -320,7 +297,6 @@ static int __exit omap_cf_remove(struct platform_device *pdev) cf->active = 0; pcmcia_unregister_socket(&cf->socket); del_timer_sync(&cf->timer); - iounmap((void __iomem *) cf->socket.io_offset); release_mem_region(cf->phys_cf, SZ_8K); free_irq(cf->irq, cf); kfree(cf); @@ -329,7 +305,7 @@ static int __exit omap_cf_remove(struct platform_device *pdev) static struct platform_driver omap_cf_driver = { .driver = { - .name = (char *) driver_name, + .name = driver_name, }, .remove = __exit_p(omap_cf_remove), }; |