2 * Sonics Silicon Backplane
3 * Embedded systems support code
5 * Copyright 2005-2008, Broadcom Corporation
6 * Copyright 2006-2008, Michael Buesch <m@bues.ch>
8 * Licensed under the GNU/GPL. See COPYING for details.
11 #include <linux/export.h>
12 #include <linux/ssb/ssb.h>
13 #include <linux/ssb/ssb_embedded.h>
14 #include <linux/ssb/ssb_driver_pci.h>
15 #include <linux/ssb/ssb_driver_gige.h>
16 #include <linux/pci.h>
18 #include "ssb_private.h"
21 int ssb_watchdog_timer_set(struct ssb_bus *bus, u32 ticks)
23 if (ssb_chipco_available(&bus->chipco)) {
24 ssb_chipco_watchdog_timer_set(&bus->chipco, ticks);
27 if (ssb_extif_available(&bus->extif)) {
28 ssb_extif_watchdog_timer_set(&bus->extif, ticks);
33 EXPORT_SYMBOL(ssb_watchdog_timer_set);
35 u32 ssb_gpio_in(struct ssb_bus *bus, u32 mask)
40 spin_lock_irqsave(&bus->gpio_lock, flags);
41 if (ssb_chipco_available(&bus->chipco))
42 res = ssb_chipco_gpio_in(&bus->chipco, mask);
43 else if (ssb_extif_available(&bus->extif))
44 res = ssb_extif_gpio_in(&bus->extif, mask);
47 spin_unlock_irqrestore(&bus->gpio_lock, flags);
51 EXPORT_SYMBOL(ssb_gpio_in);
53 u32 ssb_gpio_out(struct ssb_bus *bus, u32 mask, u32 value)
58 spin_lock_irqsave(&bus->gpio_lock, flags);
59 if (ssb_chipco_available(&bus->chipco))
60 res = ssb_chipco_gpio_out(&bus->chipco, mask, value);
61 else if (ssb_extif_available(&bus->extif))
62 res = ssb_extif_gpio_out(&bus->extif, mask, value);
65 spin_unlock_irqrestore(&bus->gpio_lock, flags);
69 EXPORT_SYMBOL(ssb_gpio_out);
71 u32 ssb_gpio_outen(struct ssb_bus *bus, u32 mask, u32 value)
76 spin_lock_irqsave(&bus->gpio_lock, flags);
77 if (ssb_chipco_available(&bus->chipco))
78 res = ssb_chipco_gpio_outen(&bus->chipco, mask, value);
79 else if (ssb_extif_available(&bus->extif))
80 res = ssb_extif_gpio_outen(&bus->extif, mask, value);
83 spin_unlock_irqrestore(&bus->gpio_lock, flags);
87 EXPORT_SYMBOL(ssb_gpio_outen);
89 u32 ssb_gpio_control(struct ssb_bus *bus, u32 mask, u32 value)
94 spin_lock_irqsave(&bus->gpio_lock, flags);
95 if (ssb_chipco_available(&bus->chipco))
96 res = ssb_chipco_gpio_control(&bus->chipco, mask, value);
97 spin_unlock_irqrestore(&bus->gpio_lock, flags);
101 EXPORT_SYMBOL(ssb_gpio_control);
103 u32 ssb_gpio_intmask(struct ssb_bus *bus, u32 mask, u32 value)
108 spin_lock_irqsave(&bus->gpio_lock, flags);
109 if (ssb_chipco_available(&bus->chipco))
110 res = ssb_chipco_gpio_intmask(&bus->chipco, mask, value);
111 else if (ssb_extif_available(&bus->extif))
112 res = ssb_extif_gpio_intmask(&bus->extif, mask, value);
115 spin_unlock_irqrestore(&bus->gpio_lock, flags);
119 EXPORT_SYMBOL(ssb_gpio_intmask);
121 u32 ssb_gpio_polarity(struct ssb_bus *bus, u32 mask, u32 value)
126 spin_lock_irqsave(&bus->gpio_lock, flags);
127 if (ssb_chipco_available(&bus->chipco))
128 res = ssb_chipco_gpio_polarity(&bus->chipco, mask, value);
129 else if (ssb_extif_available(&bus->extif))
130 res = ssb_extif_gpio_polarity(&bus->extif, mask, value);
133 spin_unlock_irqrestore(&bus->gpio_lock, flags);
137 EXPORT_SYMBOL(ssb_gpio_polarity);
139 #ifdef CONFIG_SSB_DRIVER_GIGE
140 static int gige_pci_init_callback(struct ssb_bus *bus, unsigned long data)
142 struct pci_dev *pdev = (struct pci_dev *)data;
143 struct ssb_device *dev;
147 for (i = 0; i < bus->nr_devices; i++) {
148 dev = &(bus->devices[i]);
149 if (dev->id.coreid != SSB_DEV_ETHERNET_GBIT)
153 !device_is_registered(dev->dev))
155 res = ssb_gige_pcibios_plat_dev_init(dev, pdev);
162 #endif /* CONFIG_SSB_DRIVER_GIGE */
164 int ssb_pcibios_plat_dev_init(struct pci_dev *dev)
168 err = ssb_pcicore_plat_dev_init(dev);
171 #ifdef CONFIG_SSB_DRIVER_GIGE
172 err = ssb_for_each_bus_call((unsigned long)dev, gige_pci_init_callback);
176 /* This is not a PCI device on any SSB device. */
181 #ifdef CONFIG_SSB_DRIVER_GIGE
182 static int gige_map_irq_callback(struct ssb_bus *bus, unsigned long data)
184 const struct pci_dev *pdev = (const struct pci_dev *)data;
185 struct ssb_device *dev;
189 for (i = 0; i < bus->nr_devices; i++) {
190 dev = &(bus->devices[i]);
191 if (dev->id.coreid != SSB_DEV_ETHERNET_GBIT)
195 !device_is_registered(dev->dev))
197 res = ssb_gige_map_irq(dev, pdev);
204 #endif /* CONFIG_SSB_DRIVER_GIGE */
206 int ssb_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
210 /* Check if this PCI device is a device on a SSB bus or device
211 * and return the IRQ number for it. */
213 res = ssb_pcicore_pcibios_map_irq(dev, slot, pin);
216 #ifdef CONFIG_SSB_DRIVER_GIGE
217 res = ssb_for_each_bus_call((unsigned long)dev, gige_map_irq_callback);
221 /* This is not a PCI device on any SSB device. */