/*
- * arch/ppc/syslib/mv64x60.c
- *
* Common routines for the Marvell/Galileo Discovery line of host bridges
* (gt64260, mv64360, mv64460, ...).
*
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/module.h>
+#include <linux/mutex.h>
#include <linux/string.h>
#include <linux/spinlock.h>
#include <linux/mv643xx.h>
},
};
-static struct mv643xx_eth_platform_data eth0_pd;
+static struct mv643xx_eth_platform_data eth0_pd = {
+ .port_number = 0,
+};
static struct platform_device eth0_device = {
.name = MV643XX_ETH_NAME,
},
};
-static struct mv643xx_eth_platform_data eth1_pd;
+static struct mv643xx_eth_platform_data eth1_pd = {
+ .port_number = 1,
+};
static struct platform_device eth1_device = {
.name = MV643XX_ETH_NAME,
},
};
-static struct mv643xx_eth_platform_data eth2_pd;
+static struct mv643xx_eth_platform_data eth2_pd = {
+ .port_number = 2,
+};
static struct platform_device eth2_device = {
.name = MV643XX_ETH_NAME,
.freq_m = 8,
.freq_n = 3,
.timeout = 1000, /* Default timeout of 1 second */
- .retries = 1,
};
static struct resource mv64xxx_i2c_resources[] = {
};
#endif
+#ifdef CONFIG_WATCHDOG
+static struct mv64x60_wdt_pdata mv64x60_wdt_pdata = {
+ .timeout = 10, /* default watchdog expiry in seconds */
+ .bus_clk = 133, /* default bus clock in MHz */
+};
+
+static struct resource mv64x60_wdt_resources[] = {
+ [0] = {
+ .name = "mv64x60 wdt base",
+ .start = MV64x60_WDT_WDC,
+ .end = MV64x60_WDT_WDC + 8 - 1, /* two 32-bit registers */
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device wdt_device = {
+ .name = MV64x60_WDT_NAME,
+ .id = 0,
+ .num_resources = ARRAY_SIZE(mv64x60_wdt_resources),
+ .resource = mv64x60_wdt_resources,
+ .dev = {
+ .platform_data = &mv64x60_wdt_pdata,
+ },
+};
+#endif
+
#if defined(CONFIG_SYSFS) && !defined(CONFIG_GT64260)
static struct mv64xxx_pdata mv64xxx_pdata = {
.hs_reg_valid = 0,
#ifdef CONFIG_I2C_MV64XXX
&i2c_device,
#endif
+#ifdef CONFIG_MV64X60_WDT
+ &wdt_device,
+#endif
#if defined(CONFIG_SYSFS) && !defined(CONFIG_GT64260)
&mv64xxx_device,
#endif
/*
* mv64x60_init()
*
- * Initialze the bridge based on setting passed in via 'si'. The bridge
+ * Initialize the bridge based on setting passed in via 'si'. The bridge
* handle, 'bh', will be set so that it can be used to make subsequent
* calls to routines in this file.
*/
/*
* gt64260a_chip_specific_init()
*
- * Implement errata work arounds for the GT64260A.
+ * Implement errata workarounds for the GT64260A.
*/
static void __init
gt64260a_chip_specific_init(struct mv64x60_handle *bh,
/*
* gt64260b_chip_specific_init()
*
- * Implement errata work arounds for the GT64260B.
+ * Implement errata workarounds for the GT64260B.
*/
static void __init
gt64260b_chip_specific_init(struct mv64x60_handle *bh,
/*
* mv64360_chip_specific_init()
*
- * Implement errata work arounds for the MV64360.
+ * Implement errata workarounds for the MV64360.
*/
static void __init
mv64360_chip_specific_init(struct mv64x60_handle *bh,
/*
* mv64460_chip_specific_init()
*
- * Implement errata work arounds for the MV64460.
+ * Implement errata workarounds for the MV64460.
*/
static void __init
mv64460_chip_specific_init(struct mv64x60_handle *bh,
/* Export the hotswap register via sysfs for enum event monitoring */
#define VAL_LEN_MAX 11 /* 32-bit hex or dec stringified number + '\n' */
-DECLARE_MUTEX(mv64xxx_hs_lock);
+static DEFINE_MUTEX(mv64xxx_hs_lock);
static ssize_t
mv64xxx_hs_reg_read(struct kobject *kobj, char *buf, loff_t off, size_t count)
if (count < VAL_LEN_MAX)
return -EINVAL;
- if (down_interruptible(&mv64xxx_hs_lock))
+ if (mutex_lock_interruptible(&mv64xxx_hs_lock))
return -ERESTARTSYS;
save_exclude = mv64x60_pci_exclude_bridge;
mv64x60_pci_exclude_bridge = 0;
early_read_config_dword(&sysfs_hose_a, 0, PCI_DEVFN(0, 0),
MV64360_PCICFG_CPCI_HOTSWAP, &v);
mv64x60_pci_exclude_bridge = save_exclude;
- up(&mv64xxx_hs_lock);
+ mutex_unlock(&mv64xxx_hs_lock);
return sprintf(buf, "0x%08x\n", v);
}
return -EINVAL;
if (sscanf(buf, "%i", &v) == 1) {
- if (down_interruptible(&mv64xxx_hs_lock))
+ if (mutex_lock_interruptible(&mv64xxx_hs_lock))
return -ERESTARTSYS;
save_exclude = mv64x60_pci_exclude_bridge;
mv64x60_pci_exclude_bridge = 0;
early_write_config_dword(&sysfs_hose_a, 0, PCI_DEVFN(0, 0),
MV64360_PCICFG_CPCI_HOTSWAP, v);
mv64x60_pci_exclude_bridge = save_exclude;
- up(&mv64xxx_hs_lock);
+ mutex_unlock(&mv64xxx_hs_lock);
}
else
count = -EINVAL;
.attr = {
.name = "hs_reg",
.mode = S_IRUGO | S_IWUSR,
- .owner = THIS_MODULE,
},
.size = VAL_LEN_MAX,
.read = mv64xxx_hs_reg_read,
pdev = container_of(dev, struct platform_device, dev);
pdp = (struct mv64xxx_pdata *)pdev->dev.platform_data;
- if (down_interruptible(&mv64xxx_hs_lock))
+ if (mutex_lock_interruptible(&mv64xxx_hs_lock))
return -ERESTARTSYS;
v = pdp->hs_reg_valid;
- up(&mv64xxx_hs_lock);
+ mutex_unlock(&mv64xxx_hs_lock);
return sprintf(buf, "%i\n", v);
}