2 * Sonics Silicon Backplane
3 * Embedded systems support code
5 * Copyright 2005-2008, Broadcom Corporation
6 * Copyright 2006-2008, Michael Buesch <mb@bu3sch.de>
8 * Licensed under the GNU/GPL. See COPYING for details.
11 #include <linux/ssb/ssb.h>
12 #include <linux/ssb/ssb_embedded.h>
13 #include <linux/ssb/ssb_driver_pci.h>
14 #include <linux/ssb/ssb_driver_gige.h>
15 #include <linux/pci.h>
17 #include "ssb_private.h"
20 int ssb_watchdog_timer_set(struct ssb_bus *bus, u32 ticks)
22 if (ssb_chipco_available(&bus->chipco)) {
23 ssb_chipco_watchdog_timer_set(&bus->chipco, ticks);
26 if (ssb_extif_available(&bus->extif)) {
27 ssb_extif_watchdog_timer_set(&bus->extif, ticks);
33 u32 ssb_gpio_in(struct ssb_bus *bus, u32 mask)
38 spin_lock_irqsave(&bus->gpio_lock, flags);
39 if (ssb_chipco_available(&bus->chipco))
40 res = ssb_chipco_gpio_in(&bus->chipco, mask);
41 else if (ssb_extif_available(&bus->extif))
42 res = ssb_extif_gpio_in(&bus->extif, mask);
45 spin_unlock_irqrestore(&bus->gpio_lock, flags);
49 EXPORT_SYMBOL(ssb_gpio_in);
51 u32 ssb_gpio_out(struct ssb_bus *bus, u32 mask, u32 value)
56 spin_lock_irqsave(&bus->gpio_lock, flags);
57 if (ssb_chipco_available(&bus->chipco))
58 res = ssb_chipco_gpio_out(&bus->chipco, mask, value);
59 else if (ssb_extif_available(&bus->extif))
60 res = ssb_extif_gpio_out(&bus->extif, mask, value);
63 spin_unlock_irqrestore(&bus->gpio_lock, flags);
67 EXPORT_SYMBOL(ssb_gpio_out);
69 u32 ssb_gpio_outen(struct ssb_bus *bus, u32 mask, u32 value)
74 spin_lock_irqsave(&bus->gpio_lock, flags);
75 if (ssb_chipco_available(&bus->chipco))
76 res = ssb_chipco_gpio_outen(&bus->chipco, mask, value);
77 else if (ssb_extif_available(&bus->extif))
78 res = ssb_extif_gpio_outen(&bus->extif, mask, value);
81 spin_unlock_irqrestore(&bus->gpio_lock, flags);
85 EXPORT_SYMBOL(ssb_gpio_outen);
87 u32 ssb_gpio_control(struct ssb_bus *bus, u32 mask, u32 value)
92 spin_lock_irqsave(&bus->gpio_lock, flags);
93 if (ssb_chipco_available(&bus->chipco))
94 res = ssb_chipco_gpio_control(&bus->chipco, mask, value);
95 spin_unlock_irqrestore(&bus->gpio_lock, flags);
99 EXPORT_SYMBOL(ssb_gpio_control);
101 u32 ssb_gpio_intmask(struct ssb_bus *bus, u32 mask, u32 value)
106 spin_lock_irqsave(&bus->gpio_lock, flags);
107 if (ssb_chipco_available(&bus->chipco))
108 res = ssb_chipco_gpio_intmask(&bus->chipco, mask, value);
109 else if (ssb_extif_available(&bus->extif))
110 res = ssb_extif_gpio_intmask(&bus->extif, mask, value);
113 spin_unlock_irqrestore(&bus->gpio_lock, flags);
117 EXPORT_SYMBOL(ssb_gpio_intmask);
119 u32 ssb_gpio_polarity(struct ssb_bus *bus, u32 mask, u32 value)
124 spin_lock_irqsave(&bus->gpio_lock, flags);
125 if (ssb_chipco_available(&bus->chipco))
126 res = ssb_chipco_gpio_polarity(&bus->chipco, mask, value);
127 else if (ssb_extif_available(&bus->extif))
128 res = ssb_extif_gpio_polarity(&bus->extif, mask, value);
131 spin_unlock_irqrestore(&bus->gpio_lock, flags);
135 EXPORT_SYMBOL(ssb_gpio_polarity);
137 #ifdef CONFIG_SSB_DRIVER_GIGE
138 static int gige_pci_init_callback(struct ssb_bus *bus, unsigned long data)
140 struct pci_dev *pdev = (struct pci_dev *)data;
141 struct ssb_device *dev;
145 for (i = 0; i < bus->nr_devices; i++) {
146 dev = &(bus->devices[i]);
147 if (dev->id.coreid != SSB_DEV_ETHERNET_GBIT)
151 !device_is_registered(dev->dev))
153 res = ssb_gige_pcibios_plat_dev_init(dev, pdev);
160 #endif /* CONFIG_SSB_DRIVER_GIGE */
162 int ssb_pcibios_plat_dev_init(struct pci_dev *dev)
166 err = ssb_pcicore_plat_dev_init(dev);
169 #ifdef CONFIG_SSB_DRIVER_GIGE
170 err = ssb_for_each_bus_call((unsigned long)dev, gige_pci_init_callback);
174 /* This is not a PCI device on any SSB device. */
179 #ifdef CONFIG_SSB_DRIVER_GIGE
180 static int gige_map_irq_callback(struct ssb_bus *bus, unsigned long data)
182 const struct pci_dev *pdev = (const struct pci_dev *)data;
183 struct ssb_device *dev;
187 for (i = 0; i < bus->nr_devices; i++) {
188 dev = &(bus->devices[i]);
189 if (dev->id.coreid != SSB_DEV_ETHERNET_GBIT)
193 !device_is_registered(dev->dev))
195 res = ssb_gige_map_irq(dev, pdev);
202 #endif /* CONFIG_SSB_DRIVER_GIGE */
204 int ssb_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
208 /* Check if this PCI device is a device on a SSB bus or device
209 * and return the IRQ number for it. */
211 res = ssb_pcicore_pcibios_map_irq(dev, slot, pin);
214 #ifdef CONFIG_SSB_DRIVER_GIGE
215 res = ssb_for_each_bus_call((unsigned long)dev, gige_map_irq_callback);
219 /* This is not a PCI device on any SSB device. */