diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-2.6.27/006-pcmcia_cardbus_support.patch')
-rw-r--r-- | target/linux/brcm63xx/patches-2.6.27/006-pcmcia_cardbus_support.patch | 754 |
1 files changed, 0 insertions, 754 deletions
diff --git a/target/linux/brcm63xx/patches-2.6.27/006-pcmcia_cardbus_support.patch b/target/linux/brcm63xx/patches-2.6.27/006-pcmcia_cardbus_support.patch index 5376cdead..5812912c0 100644 --- a/target/linux/brcm63xx/patches-2.6.27/006-pcmcia_cardbus_support.patch +++ b/target/linux/brcm63xx/patches-2.6.27/006-pcmcia_cardbus_support.patch @@ -18,151 +18,6 @@ Signed-off-by: Maxime Bizon <mbizon@freebox.fr> create mode 100644 drivers/pcmcia/bcm63xx_pcmcia.h create mode 100644 include/asm-mips/mach-bcm63xx/bcm63xx_dev_pcmcia.h ---- a/arch/mips/bcm63xx/Makefile -+++ b/arch/mips/bcm63xx/Makefile -@@ -1,3 +1,4 @@ - obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o - obj-y += dev-uart.o -+obj-y += dev-pcmcia.o - obj-$(CONFIG_EARLY_PRINTK) += early_printk.o ---- /dev/null -+++ b/arch/mips/bcm63xx/dev-pcmcia.c -@@ -0,0 +1,135 @@ -+/* -+ * This file is subject to the terms and conditions of the GNU General Public -+ * License. See the file "COPYING" in the main directory of this archive -+ * for more details. -+ * -+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> -+ */ -+ -+#include <linux/init.h> -+#include <linux/kernel.h> -+#include <asm/bootinfo.h> -+#include <linux/platform_device.h> -+#include <bcm63xx_cs.h> -+#include <bcm63xx_cpu.h> -+#include <bcm63xx_dev_pcmcia.h> -+#include <bcm63xx_io.h> -+#include <bcm63xx_regs.h> -+ -+static struct resource pcmcia_resources[] = { -+ /* pcmcia registers */ -+ { -+ .start = -1, /* filled at runtime */ -+ .end = -1, /* filled at runtime */ -+ .flags = IORESOURCE_MEM, -+ }, -+ -+ /* pcmcia memory zone resources */ -+ { -+ .start = BCM_PCMCIA_COMMON_BASE_PA, -+ .end = BCM_PCMCIA_COMMON_END_PA, -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = BCM_PCMCIA_ATTR_BASE_PA, -+ .end = BCM_PCMCIA_ATTR_END_PA, -+ .flags = IORESOURCE_MEM, -+ }, -+ { -+ .start = BCM_PCMCIA_IO_BASE_PA, -+ .end = BCM_PCMCIA_IO_END_PA, -+ .flags = IORESOURCE_MEM, -+ }, -+ -+ /* PCMCIA irq */ -+ { -+ .start = -1, /* filled at runtime */ -+ .flags = IORESOURCE_IRQ, -+ }, -+ -+ /* declare PCMCIA IO resource also */ -+ { -+ .start = BCM_PCMCIA_IO_BASE_PA, -+ .end = BCM_PCMCIA_IO_END_PA, -+ .flags = IORESOURCE_IO, -+ }, -+}; -+ -+static struct bcm63xx_pcmcia_platform_data pd; -+ -+static struct platform_device bcm63xx_pcmcia_device = { -+ .name = "bcm63xx_pcmcia", -+ .id = 0, -+ .num_resources = ARRAY_SIZE(pcmcia_resources), -+ .resource = pcmcia_resources, -+ .dev = { -+ .platform_data = &pd, -+ }, -+}; -+ -+static int __init config_pcmcia_cs(unsigned int cs, -+ u32 base, unsigned int size) -+{ -+ int ret; -+ -+ ret = bcm63xx_set_cs_status(cs, 0); -+ if (!ret) -+ ret = bcm63xx_set_cs_base(cs, base, size); -+ if (!ret) -+ ret = bcm63xx_set_cs_status(cs, 1); -+ return ret; -+} -+ -+static const __initdata unsigned int pcmcia_cs[3][3] = { -+ /* cs, base address, size */ -+ { MPI_CS_PCMCIA_COMMON, BCM_PCMCIA_COMMON_BASE_PA, -+ BCM_PCMCIA_COMMON_SIZE }, -+ -+ { MPI_CS_PCMCIA_ATTR, BCM_PCMCIA_ATTR_BASE_PA, -+ BCM_PCMCIA_ATTR_SIZE }, -+ -+ { MPI_CS_PCMCIA_IO, BCM_PCMCIA_IO_BASE_PA, -+ BCM_PCMCIA_IO_SIZE }, -+}; -+ -+int __init bcm63xx_pcmcia_register(void) -+{ -+ int ret, i; -+ -+ if (!BCMCPU_IS_6348() && !BCMCPU_IS_6358()) -+ return 0; -+ -+ /* use correct pcmcia ready gpio depending on processor */ -+ switch (bcm63xx_get_cpu_id()) { -+ case BCM6348_CPU_ID: -+ pd.ready_gpio = 22; -+ break; -+ -+ case BCM6358_CPU_ID: -+ pd.ready_gpio = 22; -+ break; -+ -+ default: -+ return -ENODEV; -+ } -+ -+ pcmcia_resources[0].start = bcm63xx_regset_address(RSET_PCMCIA); -+ pcmcia_resources[0].end = pcmcia_resources[0].start; -+ pcmcia_resources[0].end += RSET_PCMCIA_SIZE - 1; -+ pcmcia_resources[4].start = bcm63xx_get_irq_number(IRQ_PCMCIA); -+ -+ /* configure pcmcia chip selects */ -+ for (i = 0; i < 3; i++) { -+ ret = config_pcmcia_cs(pcmcia_cs[i][0], -+ pcmcia_cs[i][1], -+ pcmcia_cs[i][2]); -+ if (ret) -+ goto out_err; -+ } -+ -+ return platform_device_register(&bcm63xx_pcmcia_device); -+ -+out_err: -+ printk(KERN_ERR "unable to set pcmcia chip select"); -+ return ret; -+} --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -196,6 +196,10 @@ config PCMCIA_AU1X00 @@ -186,612 +41,3 @@ Signed-off-by: Maxime Bizon <mbizon@freebox.fr> obj-$(CONFIG_PCMCIA_VRC4171) += vrc4171_card.o obj-$(CONFIG_PCMCIA_VRC4173) += vrc4173_cardu.o obj-$(CONFIG_OMAP_CF) += omap_cf.o ---- /dev/null -+++ b/drivers/pcmcia/bcm63xx_pcmcia.c -@@ -0,0 +1,522 @@ -+/* -+ * This file is subject to the terms and conditions of the GNU General Public -+ * License. See the file "COPYING" in the main directory of this archive -+ * for more details. -+ * -+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> -+ */ -+ -+#include <linux/kernel.h> -+#include <linux/module.h> -+#include <linux/ioport.h> -+#include <linux/timer.h> -+#include <linux/platform_device.h> -+#include <linux/delay.h> -+#include <linux/pci.h> -+#include <linux/gpio.h> -+ -+#include <bcm63xx_regs.h> -+#include <bcm63xx_io.h> -+#include "bcm63xx_pcmcia.h" -+ -+#define PFX "bcm63xx_pcmcia: " -+ -+#ifdef CONFIG_CARDBUS -+/* if cardbus is used, platform device needs reference to actual pci -+ * device */ -+static struct pci_dev *bcm63xx_cb_dev; -+#endif -+ -+/* -+ * read/write helper for pcmcia regs -+ */ -+static inline u32 pcmcia_readl(struct bcm63xx_pcmcia_socket *skt, u32 off) -+{ -+ return bcm_readl(skt->base + off); -+} -+ -+static inline void pcmcia_writel(struct bcm63xx_pcmcia_socket *skt, -+ u32 val, u32 off) -+{ -+ bcm_writel(val, skt->base + off); -+} -+ -+/* -+ * (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. -+ */ -+static int bcm63xx_pcmcia_sock_init(struct pcmcia_socket *sock) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ skt = sock->driver_data; -+ return 0; -+} -+ -+/* -+ * Remove power on the socket, disable IRQs from the card. -+ * Turn off status interrupts, and disable the PCMCIA bus. -+ */ -+static int bcm63xx_pcmcia_suspend(struct pcmcia_socket *sock) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ skt = sock->driver_data; -+ return 0; -+} -+ -+/* -+ * 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. -+ */ -+static int bcm63xx_pcmcia_set_socket(struct pcmcia_socket *sock, -+ socket_state_t *state) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ unsigned long flags; -+ u32 val; -+ -+ skt = sock->driver_data; -+ -+ spin_lock_irqsave(&skt->lock, flags); -+ -+ /* apply requested socket power */ -+ /* FIXME: hardware can't do this */ -+ -+ /* apply socket reset */ -+ val = pcmcia_readl(skt, PCMCIA_C1_REG); -+ if (state->flags & SS_RESET) -+ val |= PCMCIA_C1_RESET_MASK; -+ else -+ val &= ~PCMCIA_C1_RESET_MASK; -+ -+ /* reverse reset logic for cardbus card */ -+ if (skt->card_detected && (skt->card_type & CARD_CARDBUS)) -+ val ^= PCMCIA_C1_RESET_MASK; -+ -+ pcmcia_writel(skt, val, PCMCIA_C1_REG); -+ -+ /* keep requested state for event reporting */ -+ skt->requested_state = *state; -+ -+ spin_unlock_irqrestore(&skt->lock, flags); -+ -+ return 0; -+} -+ -+/* -+ * identity cardtype from VS[12] input, CD[12] input while only VS2 is -+ * floating, and CD[12] input while only VS1 is floating -+ */ -+enum { -+ IN_VS1 = (1 << 0), -+ IN_VS2 = (1 << 1), -+ IN_CD1_VS2H = (1 << 2), -+ IN_CD2_VS2H = (1 << 3), -+ IN_CD1_VS1H = (1 << 4), -+ IN_CD2_VS1H = (1 << 5), -+}; -+ -+static const u8 vscd_to_cardtype[] = { -+ -+ /* VS1 float, VS2 float */ -+ [IN_VS1 | IN_VS2] = (CARD_PCCARD | CARD_5V), -+ -+ /* VS1 grounded, VS2 float */ -+ [IN_VS2] = (CARD_PCCARD | CARD_5V | CARD_3V), -+ -+ /* VS1 grounded, VS2 grounded */ -+ [0] = (CARD_PCCARD | CARD_5V | CARD_3V | CARD_XV), -+ -+ /* VS1 tied to CD1, VS2 float */ -+ [IN_VS1 | IN_VS2 | IN_CD1_VS1H] = (CARD_CARDBUS | CARD_3V), -+ -+ /* VS1 grounded, VS2 tied to CD2 */ -+ [IN_VS2 | IN_CD2_VS2H] = (CARD_CARDBUS | CARD_3V | CARD_XV), -+ -+ /* VS1 tied to CD2, VS2 grounded */ -+ [IN_VS1 | IN_CD2_VS1H] = (CARD_CARDBUS | CARD_3V | CARD_XV | CARD_YV), -+ -+ /* VS1 float, VS2 grounded */ -+ [IN_VS1] = (CARD_PCCARD | CARD_XV), -+ -+ /* VS1 float, VS2 tied to CD2 */ -+ [IN_VS1 | IN_VS2 | IN_CD2_VS2H] = (CARD_CARDBUS | CARD_3V), -+ -+ /* VS1 float, VS2 tied to CD1 */ -+ [IN_VS1 | IN_VS2 | IN_CD1_VS2H] = (CARD_CARDBUS | CARD_XV | CARD_YV), -+ -+ /* VS1 tied to CD2, VS2 float */ -+ [IN_VS1 | IN_VS2 | IN_CD2_VS1H] = (CARD_CARDBUS | CARD_YV), -+ -+ /* VS2 grounded, VS1 is tied to CD1, CD2 is grounded */ -+ [IN_VS1 | IN_CD1_VS1H] = 0, /* ignore cardbay */ -+}; -+ -+/* -+ * poll hardware to check card insertion status -+ */ -+static unsigned int __get_socket_status(struct bcm63xx_pcmcia_socket *skt) -+{ -+ unsigned int stat; -+ u32 val; -+ -+ stat = 0; -+ -+ /* check CD for card presence */ -+ val = pcmcia_readl(skt, PCMCIA_C1_REG); -+ -+ if (!(val & PCMCIA_C1_CD1_MASK) && !(val & PCMCIA_C1_CD2_MASK)) -+ stat |= SS_DETECT; -+ -+ /* if new insertion, detect cardtype */ -+ if ((stat & SS_DETECT) && !skt->card_detected) { -+ unsigned int stat = 0; -+ -+ /* float VS1, float VS2 */ -+ val |= PCMCIA_C1_VS1OE_MASK; -+ val |= PCMCIA_C1_VS2OE_MASK; -+ pcmcia_writel(skt, val, PCMCIA_C1_REG); -+ -+ /* wait for output to stabilize and read VS[12] */ -+ udelay(10); -+ val = pcmcia_readl(skt, PCMCIA_C1_REG); -+ stat |= (val & PCMCIA_C1_VS1_MASK) ? IN_VS1 : 0; -+ stat |= (val & PCMCIA_C1_VS2_MASK) ? IN_VS2 : 0; -+ -+ /* drive VS1 low, float VS2 */ -+ val &= ~PCMCIA_C1_VS1OE_MASK; -+ val |= PCMCIA_C1_VS2OE_MASK; -+ pcmcia_writel(skt, val, PCMCIA_C1_REG); -+ -+ /* wait for output to stabilize and read CD[12] */ -+ udelay(10); -+ val = pcmcia_readl(skt, PCMCIA_C1_REG); -+ stat |= (val & PCMCIA_C1_CD1_MASK) ? IN_CD1_VS2H : 0; -+ stat |= (val & PCMCIA_C1_CD2_MASK) ? IN_CD2_VS2H : 0; -+ -+ /* float VS1, drive VS2 low */ -+ val |= PCMCIA_C1_VS1OE_MASK; -+ val &= ~PCMCIA_C1_VS2OE_MASK; -+ pcmcia_writel(skt, val, PCMCIA_C1_REG); -+ -+ /* wait for output to stabilize and read CD[12] */ -+ udelay(10); -+ val = pcmcia_readl(skt, PCMCIA_C1_REG); -+ stat |= (val & PCMCIA_C1_CD1_MASK) ? IN_CD1_VS1H : 0; -+ stat |= (val & PCMCIA_C1_CD2_MASK) ? IN_CD2_VS1H : 0; -+ -+ /* guess cardtype from all this */ -+ skt->card_type = vscd_to_cardtype[stat]; -+ if (!skt->card_type) -+ printk(KERN_ERR PFX "unsupported card type\n"); -+ -+ /* drive both VS pin to 0 again */ -+ val &= ~(PCMCIA_C1_VS1OE_MASK | PCMCIA_C1_VS2OE_MASK); -+ -+ /* enable correct logic */ -+ val &= ~(PCMCIA_C1_EN_PCMCIA_MASK | PCMCIA_C1_EN_CARDBUS_MASK); -+ if (skt->card_type & CARD_PCCARD) -+ val |= PCMCIA_C1_EN_PCMCIA_MASK; -+ else -+ val |= PCMCIA_C1_EN_CARDBUS_MASK; -+ -+ pcmcia_writel(skt, val, PCMCIA_C1_REG); -+ } -+ skt->card_detected = (stat & SS_DETECT) ? 1 : 0; -+ -+ /* report card type/voltage */ -+ if (skt->card_type & CARD_CARDBUS) -+ stat |= SS_CARDBUS; -+ if (skt->card_type & CARD_3V) -+ stat |= SS_3VCARD; -+ if (skt->card_type & CARD_XV) -+ stat |= SS_XVCARD; -+ stat |= SS_POWERON; -+ -+ if (gpio_get_value(skt->pd->ready_gpio)) -+ stat |= SS_READY; -+ -+ return stat; -+} -+ -+/* -+ * core request to get current socket status -+ */ -+static int bcm63xx_pcmcia_get_status(struct pcmcia_socket *sock, -+ unsigned int *status) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ -+ skt = sock->driver_data; -+ -+ spin_lock_bh(&skt->lock); -+ *status = __get_socket_status(skt); -+ spin_unlock_bh(&skt->lock); -+ -+ return 0; -+} -+ -+/* -+ * socket polling timer callback -+ */ -+static void bcm63xx_pcmcia_poll(unsigned long data) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ unsigned int stat, events; -+ -+ skt = (struct bcm63xx_pcmcia_socket *)data; -+ -+ spin_lock_bh(&skt->lock); -+ -+ stat = __get_socket_status(skt); -+ -+ /* keep only changed bits, and mask with required one from the -+ * core */ -+ events = (stat ^ skt->old_status) & skt->requested_state.csc_mask; -+ skt->old_status = stat; -+ spin_unlock_bh(&skt->lock); -+ -+ if (events) -+ pcmcia_parse_events(&skt->socket, events); -+ -+ mod_timer(&skt->timer, -+ jiffies + msecs_to_jiffies(BCM63XX_PCMCIA_POLL_RATE)); -+} -+ -+static int bcm63xx_pcmcia_set_io_map(struct pcmcia_socket *sock, -+ struct pccard_io_map *map) -+{ -+ /* this doesn't seem to be called by pcmcia layer if static -+ * mapping is used */ -+ return 0; -+} -+ -+static int bcm63xx_pcmcia_set_mem_map(struct pcmcia_socket *sock, -+ struct pccard_mem_map *map) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ struct resource *res; -+ -+ skt = sock->driver_data; -+ if (map->flags & MAP_ATTRIB) -+ res = skt->attr_res; -+ else -+ res = skt->common_res; -+ -+ map->static_start = res->start + map->card_start; -+ return 0; -+} -+ -+static struct pccard_operations bcm63xx_pcmcia_operations = { -+ .init = bcm63xx_pcmcia_sock_init, -+ .suspend = bcm63xx_pcmcia_suspend, -+ .get_status = bcm63xx_pcmcia_get_status, -+ .set_socket = bcm63xx_pcmcia_set_socket, -+ .set_io_map = bcm63xx_pcmcia_set_io_map, -+ .set_mem_map = bcm63xx_pcmcia_set_mem_map, -+}; -+ -+/* -+ * register pcmcia socket to core -+ */ -+static int bcm63xx_drv_pcmcia_probe(struct platform_device *pdev) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ struct pcmcia_socket *sock; -+ struct resource *res, *irq_res; -+ unsigned int regmem_size = 0, iomem_size = 0; -+ u32 val; -+ int ret; -+ -+ skt = kzalloc(sizeof(*skt), GFP_KERNEL); -+ if (!skt) -+ return -ENOMEM; -+ spin_lock_init(&skt->lock); -+ sock = &skt->socket; -+ sock->driver_data = skt; -+ -+ /* make sure we have all resources we need */ -+ skt->common_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); -+ skt->attr_res = platform_get_resource(pdev, IORESOURCE_MEM, 2); -+ irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); -+ skt->pd = pdev->dev.platform_data; -+ if (!skt->common_res || !skt->attr_res || !irq_res || !skt->pd) { -+ ret = -EINVAL; -+ goto err; -+ } -+ -+ /* remap pcmcia registers */ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); -+ regmem_size = res->end - res->start + 1; -+ if (!request_mem_region(res->start, regmem_size, "bcm63xx_pcmcia")) { -+ ret = -EINVAL; -+ goto err; -+ } -+ skt->reg_res = res; -+ -+ skt->base = ioremap(res->start, regmem_size); -+ if (!skt->base) { -+ ret = -ENOMEM; -+ goto err; -+ } -+ -+ /* remap io registers */ -+ res = platform_get_resource(pdev, IORESOURCE_MEM, 3); -+ iomem_size = res->end - res->start + 1; -+ skt->io_base = ioremap(res->start, iomem_size); -+ if (!skt->io_base) { -+ ret = -ENOMEM; -+ goto err; -+ } -+ -+ /* resources are static */ -+ sock->resource_ops = &pccard_static_ops; -+ sock->ops = &bcm63xx_pcmcia_operations; -+ sock->owner = THIS_MODULE; -+ sock->dev.parent = &pdev->dev; -+ sock->features = SS_CAP_STATIC_MAP | SS_CAP_PCCARD; -+ sock->io_offset = (unsigned long)skt->io_base; -+ sock->pci_irq = irq_res->start; -+ -+#ifdef CONFIG_CARDBUS -+ sock->cb_dev = bcm63xx_cb_dev; -+ if (bcm63xx_cb_dev) -+ sock->features |= SS_CAP_CARDBUS; -+#endif -+ -+ /* assume common & attribute memory have the same size */ -+ sock->map_size = skt->common_res->end - skt->common_res->start + 1; -+ -+ /* initialize polling timer */ -+ setup_timer(&skt->timer, bcm63xx_pcmcia_poll, (unsigned long)skt); -+ -+ /* initialize pcmcia control register, drive VS[12] to 0, -+ * leave CB IDSEL to the old value since it is set by the PCI -+ * layer */ -+ val = pcmcia_readl(skt, PCMCIA_C1_REG); -+ val &= PCMCIA_C1_CBIDSEL_MASK; -+ val |= PCMCIA_C1_EN_PCMCIA_GPIO_MASK; -+ pcmcia_writel(skt, val, PCMCIA_C1_REG); -+ -+ /* FIXME set correct pcmcia timings */ -+ val = PCMCIA_C2_DATA16_MASK; -+ val |= 10 << PCMCIA_C2_RWCOUNT_SHIFT; -+ val |= 6 << PCMCIA_C2_INACTIVE_SHIFT; -+ val |= 3 << PCMCIA_C2_SETUP_SHIFT; -+ val |= 3 << PCMCIA_C2_HOLD_SHIFT; -+ pcmcia_writel(skt, val, PCMCIA_C2_REG); -+ -+ ret = pcmcia_register_socket(sock); -+ if (ret) -+ goto err; -+ -+ /* start polling socket */ -+ mod_timer(&skt->timer, -+ jiffies + msecs_to_jiffies(BCM63XX_PCMCIA_POLL_RATE)); -+ -+ platform_set_drvdata(pdev, skt); -+ return 0; -+ -+err: -+ if (skt->io_base) -+ iounmap(skt->io_base); -+ if (skt->base) -+ iounmap(skt->base); -+ if (skt->reg_res) -+ release_mem_region(skt->reg_res->start, regmem_size); -+ kfree(skt); -+ return ret; -+} -+ -+static int bcm63xx_drv_pcmcia_remove(struct platform_device *pdev) -+{ -+ struct bcm63xx_pcmcia_socket *skt; -+ struct resource *res; -+ -+ skt = platform_get_drvdata(pdev); -+ del_timer_sync(&skt->timer); -+ iounmap(skt->base); -+ iounmap(skt->io_base); -+ res = skt->reg_res; -+ release_mem_region(res->start, res->end - res->start + 1); -+ kfree(skt); -+ return 0; -+} -+ -+struct platform_driver bcm63xx_pcmcia_driver = { -+ .probe = bcm63xx_drv_pcmcia_probe, -+ .remove = __devexit_p(bcm63xx_drv_pcmcia_remove), -+ .driver = { -+ .name = "bcm63xx_pcmcia", -+ .owner = THIS_MODULE, -+ }, -+}; -+ -+#ifdef CONFIG_CARDBUS -+static int __devinit bcm63xx_cb_probe(struct pci_dev *dev, -+ const struct pci_device_id *id) -+{ -+ /* keep pci device */ -+ bcm63xx_cb_dev = dev; -+ return platform_driver_register(&bcm63xx_pcmcia_driver); -+} -+ -+static void __devexit bcm63xx_cb_exit(struct pci_dev *dev) -+{ -+ platform_driver_unregister(&bcm63xx_pcmcia_driver); -+ bcm63xx_cb_dev = NULL; -+} -+ -+static struct pci_device_id bcm63xx_cb_table[] = { -+ { -+ .vendor = PCI_VENDOR_ID_BROADCOM, -+ .device = PCI_ANY_ID, -+ .subvendor = PCI_VENDOR_ID_BROADCOM, -+ .subdevice = PCI_ANY_ID, -+ .class = PCI_CLASS_BRIDGE_CARDBUS << 8, -+ .class_mask = ~0, -+ }, -+ {} -+}; -+ -+MODULE_DEVICE_TABLE(pci, bcm63xx_cb_table); -+ -+static struct pci_driver bcm63xx_cardbus_driver = { -+ .name = "yenta_cardbus", -+ .id_table = bcm63xx_cb_table, -+ .probe = bcm63xx_cb_probe, -+ .remove = __devexit_p(bcm63xx_cb_exit), -+}; -+#endif -+ -+/* -+ * if cardbus support is enabled, register our platform device after -+ * our fake cardbus bridge has been registered -+ */ -+static int __init bcm63xx_pcmcia_init(void) -+{ -+#ifdef CONFIG_CARDBUS -+ return pci_register_driver(&bcm63xx_cardbus_driver); -+#else -+ return platform_driver_register(&bcm63xx_pcmcia_driver); -+#endif -+} -+ -+static void __exit bcm63xx_pcmcia_exit(void) -+{ -+#ifdef CONFIG_CARDBUS -+ return pci_unregister_driver(&bcm63xx_cardbus_driver); -+#else -+ platform_driver_unregister(&bcm63xx_pcmcia_driver); -+#endif -+} -+ -+module_init(bcm63xx_pcmcia_init); -+module_exit(bcm63xx_pcmcia_exit); -+ -+MODULE_LICENSE("GPL"); -+MODULE_AUTHOR("Maxime Bizon <mbizon@freebox.fr>"); -+MODULE_DESCRIPTION("Linux PCMCIA Card Services: bcm63xx Socket Controller"); ---- /dev/null -+++ b/drivers/pcmcia/bcm63xx_pcmcia.h -@@ -0,0 +1,65 @@ -+#ifndef BCM63XX_PCMCIA_H_ -+#define BCM63XX_PCMCIA_H_ -+ -+#include <linux/types.h> -+#include <linux/timer.h> -+#include <pcmcia/ss.h> -+#include <bcm63xx_dev_pcmcia.h> -+ -+/* socket polling rate in ms */ -+#define BCM63XX_PCMCIA_POLL_RATE 500 -+ -+enum { -+ CARD_CARDBUS = (1 << 0), -+ -+ CARD_PCCARD = (1 << 1), -+ -+ CARD_5V = (1 << 2), -+ -+ CARD_3V = (1 << 3), -+ -+ CARD_XV = (1 << 4), -+ -+ CARD_YV = (1 << 5), -+}; -+ -+struct bcm63xx_pcmcia_socket { -+ struct pcmcia_socket socket; -+ -+ /* platform specific data */ -+ struct bcm63xx_pcmcia_platform_data *pd; -+ -+ /* all regs access are protected by this spinlock */ -+ spinlock_t lock; -+ -+ /* pcmcia registers resource */ -+ struct resource *reg_res; -+ -+ /* base remapped address of registers */ -+ void __iomem *base; -+ -+ /* whether a card is detected at the moment */ -+ int card_detected; -+ -+ /* type of detected card (mask of above enum) */ -+ u8 card_type; -+ -+ /* keep last socket status to implement event reporting */ -+ unsigned int old_status; -+ -+ /* backup of requested socket state */ -+ socket_state_t requested_state; -+ -+ /* timer used for socket status polling */ -+ struct timer_list timer; -+ -+ /* attribute/common memory resources */ -+ struct resource *attr_res; -+ struct resource *common_res; -+ struct resource *io_res; -+ -+ /* base address of io memory */ -+ void __iomem *io_base; -+}; -+ -+#endif /* BCM63XX_PCMCIA_H_ */ ---- /dev/null -+++ b/include/asm-mips/mach-bcm63xx/bcm63xx_dev_pcmcia.h -@@ -0,0 +1,13 @@ -+#ifndef BCM63XX_DEV_PCMCIA_H_ -+#define BCM63XX_DEV_PCMCIA_H_ -+ -+/* -+ * PCMCIA driver platform data -+ */ -+struct bcm63xx_pcmcia_platform_data { -+ unsigned int ready_gpio; -+}; -+ -+int bcm63xx_pcmcia_register(void); -+ -+#endif /* BCM63XX_DEV_PCMCIA_H_ */ |