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-rw-r--r--target/linux/generic/patches-3.6/020-ssb_update.patch567
1 files changed, 549 insertions, 18 deletions
diff --git a/target/linux/generic/patches-3.6/020-ssb_update.patch b/target/linux/generic/patches-3.6/020-ssb_update.patch
index 288024dfca..4113c17097 100644
--- a/target/linux/generic/patches-3.6/020-ssb_update.patch
+++ b/target/linux/generic/patches-3.6/020-ssb_update.patch
@@ -1,3 +1,75 @@
+--- a/arch/mips/bcm47xx/nvram.c
++++ b/arch/mips/bcm47xx/nvram.c
+@@ -43,8 +43,8 @@ static void early_nvram_init(void)
+ #ifdef CONFIG_BCM47XX_SSB
+ case BCM47XX_BUS_TYPE_SSB:
+ mcore_ssb = &bcm47xx_bus.ssb.mipscore;
+- base = mcore_ssb->flash_window;
+- lim = mcore_ssb->flash_window_size;
++ base = mcore_ssb->pflash.window;
++ lim = mcore_ssb->pflash.window_size;
+ break;
+ #endif
+ #ifdef CONFIG_BCM47XX_BCMA
+--- a/arch/mips/bcm47xx/wgt634u.c
++++ b/arch/mips/bcm47xx/wgt634u.c
+@@ -156,10 +156,10 @@ static int __init wgt634u_init(void)
+ SSB_CHIPCO_IRQ_GPIO);
+ }
+
+- wgt634u_flash_data.width = mcore->flash_buswidth;
+- wgt634u_flash_resource.start = mcore->flash_window;
+- wgt634u_flash_resource.end = mcore->flash_window
+- + mcore->flash_window_size
++ wgt634u_flash_data.width = mcore->pflash.buswidth;
++ wgt634u_flash_resource.start = mcore->pflash.window;
++ wgt634u_flash_resource.end = mcore->pflash.window
++ + mcore->pflash.window_size
+ - 1;
+ return platform_add_devices(wgt634u_devices,
+ ARRAY_SIZE(wgt634u_devices));
+--- a/drivers/ssb/Kconfig
++++ b/drivers/ssb/Kconfig
+@@ -136,6 +136,11 @@ config SSB_DRIVER_MIPS
+
+ If unsure, say N
+
++config SSB_SFLASH
++ bool "SSB serial flash support"
++ depends on SSB_DRIVER_MIPS && BROKEN
++ default y
++
+ # Assumption: We are on embedded, if we compile the MIPS core.
+ config SSB_EMBEDDED
+ bool
+@@ -160,4 +165,12 @@ config SSB_DRIVER_GIGE
+
+ If unsure, say N
+
++config SSB_DRIVER_GPIO
++ bool "SSB GPIO driver"
++ depends on SSB && GPIOLIB
++ help
++ Driver to provide access to the GPIO pins on the bus.
++
++ If unsure, say N
++
+ endmenu
+--- a/drivers/ssb/Makefile
++++ b/drivers/ssb/Makefile
+@@ -11,10 +11,12 @@ ssb-$(CONFIG_SSB_SDIOHOST) += sdio.o
+ # built-in drivers
+ ssb-y += driver_chipcommon.o
+ ssb-y += driver_chipcommon_pmu.o
++ssb-$(CONFIG_SSB_SFLASH) += driver_chipcommon_sflash.o
+ ssb-$(CONFIG_SSB_DRIVER_MIPS) += driver_mipscore.o
+ ssb-$(CONFIG_SSB_DRIVER_EXTIF) += driver_extif.o
+ ssb-$(CONFIG_SSB_DRIVER_PCICORE) += driver_pcicore.o
+ ssb-$(CONFIG_SSB_DRIVER_GIGE) += driver_gige.o
++ssb-$(CONFIG_SSB_DRIVER_GPIO) += driver_gpio.o
+
+ # b43 pci-ssb-bridge driver
+ # Not strictly a part of SSB, but kept here for convenience
--- a/drivers/ssb/b43_pci_bridge.c
+++ b/drivers/ssb/b43_pci_bridge.c
@@ -37,6 +37,7 @@ static const struct pci_device_id b43_pc
@@ -26,7 +98,7 @@
#include "ssb_private.h"
-@@ -280,6 +282,69 @@ static void calc_fast_powerup_delay(stru
+@@ -280,10 +282,76 @@ static void calc_fast_powerup_delay(stru
cc->fast_pwrup_delay = tmp;
}
@@ -96,7 +168,14 @@
void ssb_chipcommon_init(struct ssb_chipcommon *cc)
{
if (!cc->dev)
-@@ -297,6 +362,11 @@ void ssb_chipcommon_init(struct ssb_chip
+ return; /* We don't have a ChipCommon */
++
++ spin_lock_init(&cc->gpio_lock);
++
+ if (cc->dev->id.revision >= 11)
+ cc->status = chipco_read32(cc, SSB_CHIPCO_CHIPSTAT);
+ ssb_dprintk(KERN_INFO PFX "chipcommon status is 0x%x\n", cc->status);
+@@ -297,6 +365,11 @@ void ssb_chipcommon_init(struct ssb_chip
chipco_powercontrol_init(cc);
ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
calc_fast_powerup_delay(cc);
@@ -108,7 +187,7 @@
}
void ssb_chipco_suspend(struct ssb_chipcommon *cc)
-@@ -395,10 +465,27 @@ void ssb_chipco_timing_init(struct ssb_c
+@@ -395,10 +468,27 @@ void ssb_chipco_timing_init(struct ssb_c
}
/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
@@ -139,7 +218,106 @@
}
void ssb_chipco_irq_mask(struct ssb_chipcommon *cc, u32 mask, u32 value)
-@@ -473,12 +560,7 @@ int ssb_chipco_serial_init(struct ssb_ch
+@@ -418,28 +508,93 @@ u32 ssb_chipco_gpio_in(struct ssb_chipco
+
+ u32 ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
+ {
+- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&cc->gpio_lock, flags);
++ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
++ spin_unlock_irqrestore(&cc->gpio_lock, flags);
++
++ return res;
+ }
+
+ u32 ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
+ {
+- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&cc->gpio_lock, flags);
++ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
++ spin_unlock_irqrestore(&cc->gpio_lock, flags);
++
++ return res;
+ }
+
+ u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value)
+ {
+- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOCTL, mask, value);
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&cc->gpio_lock, flags);
++ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOCTL, mask, value);
++ spin_unlock_irqrestore(&cc->gpio_lock, flags);
++
++ return res;
+ }
+ EXPORT_SYMBOL(ssb_chipco_gpio_control);
+
+ u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value)
+ {
+- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOIRQ, mask, value);
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&cc->gpio_lock, flags);
++ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOIRQ, mask, value);
++ spin_unlock_irqrestore(&cc->gpio_lock, flags);
++
++ return res;
+ }
+
+ u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value)
+ {
+- return chipco_write32_masked(cc, SSB_CHIPCO_GPIOPOL, mask, value);
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&cc->gpio_lock, flags);
++ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOPOL, mask, value);
++ spin_unlock_irqrestore(&cc->gpio_lock, flags);
++
++ return res;
++}
++
++u32 ssb_chipco_gpio_pullup(struct ssb_chipcommon *cc, u32 mask, u32 value)
++{
++ unsigned long flags;
++ u32 res = 0;
++
++ if (cc->dev->id.revision < 20)
++ return 0xffffffff;
++
++ spin_lock_irqsave(&cc->gpio_lock, flags);
++ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOPULLUP, mask, value);
++ spin_unlock_irqrestore(&cc->gpio_lock, flags);
++
++ return res;
++}
++
++u32 ssb_chipco_gpio_pulldown(struct ssb_chipcommon *cc, u32 mask, u32 value)
++{
++ unsigned long flags;
++ u32 res = 0;
++
++ if (cc->dev->id.revision < 20)
++ return 0xffffffff;
++
++ spin_lock_irqsave(&cc->gpio_lock, flags);
++ res = chipco_write32_masked(cc, SSB_CHIPCO_GPIOPULLDOWN, mask, value);
++ spin_unlock_irqrestore(&cc->gpio_lock, flags);
++
++ return res;
+ }
+
+ #ifdef CONFIG_SSB_SERIAL
+@@ -473,12 +628,7 @@ int ssb_chipco_serial_init(struct ssb_ch
chipco_read32(cc, SSB_CHIPCO_CORECTL)
| SSB_CHIPCO_CORECTL_UARTCLK0);
} else if ((ccrev >= 11) && (ccrev != 15)) {
@@ -206,9 +384,30 @@
u32 ssb_pmu_get_cpu_clock(struct ssb_chipcommon *cc)
{
struct ssb_bus *bus = cc->dev->bus;
+--- /dev/null
++++ b/drivers/ssb/driver_chipcommon_sflash.c
+@@ -0,0 +1,18 @@
++/*
++ * Sonics Silicon Backplane
++ * ChipCommon serial flash interface
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++#include <linux/ssb/ssb.h>
++
++#include "ssb_private.h"
++
++/* Initialize serial flash access */
++int ssb_sflash_init(struct ssb_chipcommon *cc)
++{
++ pr_err("Serial flash support is not implemented yet!\n");
++
++ return -ENOTSUPP;
++}
--- a/drivers/ssb/driver_extif.c
+++ b/drivers/ssb/driver_extif.c
-@@ -112,10 +112,30 @@ void ssb_extif_get_clockcontrol(struct s
+@@ -112,10 +112,37 @@ void ssb_extif_get_clockcontrol(struct s
*m = extif_read32(extif, SSB_EXTIF_CLOCK_SB);
}
@@ -238,9 +437,250 @@
extif_write32(extif, SSB_EXTIF_WATCHDOG, ticks);
+
+ return ticks;
++}
++
++void ssb_extif_init(struct ssb_extif *extif)
++{
++ if (!extif->dev)
++ return; /* We don't have a Extif core */
++ spin_lock_init(&extif->gpio_lock);
}
u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask)
+@@ -125,22 +152,50 @@ u32 ssb_extif_gpio_in(struct ssb_extif *
+
+ u32 ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
+ {
+- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&extif->gpio_lock, flags);
++ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
+ mask, value);
++ spin_unlock_irqrestore(&extif->gpio_lock, flags);
++
++ return res;
+ }
+
+ u32 ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
+ {
+- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&extif->gpio_lock, flags);
++ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
+ mask, value);
++ spin_unlock_irqrestore(&extif->gpio_lock, flags);
++
++ return res;
+ }
+
+ u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, u32 mask, u32 value)
+ {
+- return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTPOL, mask, value);
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&extif->gpio_lock, flags);
++ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_INTPOL, mask, value);
++ spin_unlock_irqrestore(&extif->gpio_lock, flags);
++
++ return res;
+ }
+
+ u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, u32 mask, u32 value)
+ {
+- return extif_write32_masked(extif, SSB_EXTIF_GPIO_INTMASK, mask, value);
++ unsigned long flags;
++ u32 res = 0;
++
++ spin_lock_irqsave(&extif->gpio_lock, flags);
++ res = extif_write32_masked(extif, SSB_EXTIF_GPIO_INTMASK, mask, value);
++ spin_unlock_irqrestore(&extif->gpio_lock, flags);
++
++ return res;
+ }
+--- /dev/null
++++ b/drivers/ssb/driver_gpio.c
+@@ -0,0 +1,176 @@
++/*
++ * Sonics Silicon Backplane
++ * GPIO driver
++ *
++ * Copyright 2011, Broadcom Corporation
++ * Copyright 2012, Hauke Mehrtens <hauke@hauke-m.de>
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++#include <linux/gpio.h>
++#include <linux/export.h>
++#include <linux/ssb/ssb.h>
++
++#include "ssb_private.h"
++
++static struct ssb_bus *ssb_gpio_get_bus(struct gpio_chip *chip)
++{
++ return container_of(chip, struct ssb_bus, gpio);
++}
++
++static int ssb_gpio_chipco_get_value(struct gpio_chip *chip, unsigned gpio)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ return !!ssb_chipco_gpio_in(&bus->chipco, 1 << gpio);
++}
++
++static void ssb_gpio_chipco_set_value(struct gpio_chip *chip, unsigned gpio,
++ int value)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ ssb_chipco_gpio_out(&bus->chipco, 1 << gpio, value ? 1 << gpio : 0);
++}
++
++static int ssb_gpio_chipco_direction_input(struct gpio_chip *chip,
++ unsigned gpio)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ ssb_chipco_gpio_outen(&bus->chipco, 1 << gpio, 0);
++ return 0;
++}
++
++static int ssb_gpio_chipco_direction_output(struct gpio_chip *chip,
++ unsigned gpio, int value)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ ssb_chipco_gpio_outen(&bus->chipco, 1 << gpio, 1 << gpio);
++ ssb_chipco_gpio_out(&bus->chipco, 1 << gpio, value ? 1 << gpio : 0);
++ return 0;
++}
++
++static int ssb_gpio_chipco_request(struct gpio_chip *chip, unsigned gpio)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ ssb_chipco_gpio_control(&bus->chipco, 1 << gpio, 0);
++ /* clear pulldown */
++ ssb_chipco_gpio_pulldown(&bus->chipco, 1 << gpio, 0);
++ /* Set pullup */
++ ssb_chipco_gpio_pullup(&bus->chipco, 1 << gpio, 1 << gpio);
++
++ return 0;
++}
++
++static void ssb_gpio_chipco_free(struct gpio_chip *chip, unsigned gpio)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ /* clear pullup */
++ ssb_chipco_gpio_pullup(&bus->chipco, 1 << gpio, 0);
++}
++
++static int ssb_gpio_chipco_init(struct ssb_bus *bus)
++{
++ struct gpio_chip *chip = &bus->gpio;
++
++ chip->label = "ssb_chipco_gpio";
++ chip->owner = THIS_MODULE;
++ chip->request = ssb_gpio_chipco_request;
++ chip->free = ssb_gpio_chipco_free;
++ chip->get = ssb_gpio_chipco_get_value;
++ chip->set = ssb_gpio_chipco_set_value;
++ chip->direction_input = ssb_gpio_chipco_direction_input;
++ chip->direction_output = ssb_gpio_chipco_direction_output;
++ chip->ngpio = 16;
++ /* There is just one SoC in one device and its GPIO addresses should be
++ * deterministic to address them more easily. The other buses could get
++ * a random base number. */
++ if (bus->bustype == SSB_BUSTYPE_SSB)
++ chip->base = 0;
++ else
++ chip->base = -1;
++
++ return gpiochip_add(chip);
++}
++
++#ifdef CONFIG_SSB_DRIVER_EXTIF
++
++static int ssb_gpio_extif_get_value(struct gpio_chip *chip, unsigned gpio)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ return !!ssb_extif_gpio_in(&bus->extif, 1 << gpio);
++}
++
++static void ssb_gpio_extif_set_value(struct gpio_chip *chip, unsigned gpio,
++ int value)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ ssb_extif_gpio_out(&bus->extif, 1 << gpio, value ? 1 << gpio : 0);
++}
++
++static int ssb_gpio_extif_direction_input(struct gpio_chip *chip,
++ unsigned gpio)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ ssb_extif_gpio_outen(&bus->extif, 1 << gpio, 0);
++ return 0;
++}
++
++static int ssb_gpio_extif_direction_output(struct gpio_chip *chip,
++ unsigned gpio, int value)
++{
++ struct ssb_bus *bus = ssb_gpio_get_bus(chip);
++
++ ssb_extif_gpio_outen(&bus->extif, 1 << gpio, 1 << gpio);
++ ssb_extif_gpio_out(&bus->extif, 1 << gpio, value ? 1 << gpio : 0);
++ return 0;
++}
++
++static int ssb_gpio_extif_init(struct ssb_bus *bus)
++{
++ struct gpio_chip *chip = &bus->gpio;
++
++ chip->label = "ssb_extif_gpio";
++ chip->owner = THIS_MODULE;
++ chip->get = ssb_gpio_extif_get_value;
++ chip->set = ssb_gpio_extif_set_value;
++ chip->direction_input = ssb_gpio_extif_direction_input;
++ chip->direction_output = ssb_gpio_extif_direction_output;
++ chip->ngpio = 5;
++ /* There is just one SoC in one device and its GPIO addresses should be
++ * deterministic to address them more easily. The other buses could get
++ * a random base number. */
++ if (bus->bustype == SSB_BUSTYPE_SSB)
++ chip->base = 0;
++ else
++ chip->base = -1;
++
++ return gpiochip_add(chip);
++}
++
++#else
++static int ssb_gpio_extif_init(struct ssb_bus *bus)
++{
++ return -ENOTSUPP;
++}
++#endif
++
++int ssb_gpio_init(struct ssb_bus *bus)
++{
++ if (ssb_chipco_available(&bus->chipco))
++ return ssb_gpio_chipco_init(bus);
++ else if (ssb_extif_available(&bus->extif))
++ return ssb_gpio_extif_init(bus);
++ else
++ SSB_WARN_ON(1);
++
++ return -1;
++}
--- a/drivers/ssb/driver_mipscore.c
+++ b/drivers/ssb/driver_mipscore.c
@@ -178,9 +178,9 @@ static void ssb_mips_serial_init(struct
@@ -255,7 +695,7 @@
mcore->nr_serial_ports = ssb_chipco_serial_init(&bus->chipco, mcore->serial_ports);
else
mcore->nr_serial_ports = 0;
-@@ -190,16 +190,32 @@ static void ssb_mips_flash_detect(struct
+@@ -190,16 +190,33 @@ static void ssb_mips_flash_detect(struct
{
struct ssb_bus *bus = mcore->dev->bus;
@@ -276,7 +716,8 @@
+ switch (bus->chipco.capabilities & SSB_CHIPCO_CAP_FLASHT) {
+ case SSB_CHIPCO_FLASHT_STSER:
+ case SSB_CHIPCO_FLASHT_ATSER:
-+ pr_err("Serial flash not supported\n");
++ pr_debug("Found serial flash\n");
++ ssb_sflash_init(&bus->chipco);
+ break;
+ case SSB_CHIPCO_FLASHT_PARA:
+ pr_debug("Found parallel flash\n");
@@ -296,7 +737,7 @@
}
}
-@@ -211,9 +227,9 @@ u32 ssb_cpu_clock(struct ssb_mipscore *m
+@@ -211,9 +228,9 @@ u32 ssb_cpu_clock(struct ssb_mipscore *m
if (bus->chipco.capabilities & SSB_CHIPCO_CAP_PMU)
return ssb_pmu_get_cpu_clock(&bus->chipco);
@@ -308,7 +749,7 @@
ssb_chipco_get_clockcpu(&bus->chipco, &pll_type, &n, &m);
} else
return 0;
-@@ -249,9 +265,9 @@ void ssb_mipscore_init(struct ssb_mipsco
+@@ -249,9 +266,9 @@ void ssb_mipscore_init(struct ssb_mipsco
hz = 100000000;
ns = 1000000000 / hz;
@@ -407,7 +848,22 @@
ssb_bus_may_powerdown(bus);
err = ssb_devices_register(bus);
-@@ -1118,8 +1126,7 @@ static u32 ssb_tmslow_reject_bitmask(str
+@@ -796,7 +804,14 @@ static int __devinit ssb_bus_register(st
+ if (err)
+ goto err_pcmcia_exit;
+ ssb_chipcommon_init(&bus->chipco);
++ ssb_extif_init(&bus->extif);
+ ssb_mipscore_init(&bus->mipscore);
++ err = ssb_gpio_init(bus);
++ if (err == -ENOTSUPP)
++ ssb_dprintk(KERN_DEBUG PFX "GPIO driver not activated\n");
++ else if (err)
++ ssb_dprintk(KERN_ERR PFX
++ "Error registering GPIO driver: %i\n", err);
+ err = ssb_fetch_invariants(bus, get_invariants);
+ if (err) {
+ ssb_bus_may_powerdown(bus);
+@@ -1118,8 +1133,7 @@ static u32 ssb_tmslow_reject_bitmask(str
case SSB_IDLOW_SSBREV_27: /* same here */
return SSB_TMSLOW_REJECT; /* this is a guess */
default:
@@ -427,7 +883,7 @@
#define PFX "ssb: "
-@@ -210,5 +211,35 @@ static inline void b43_pci_ssb_bridge_ex
+@@ -210,5 +211,63 @@ static inline void b43_pci_ssb_bridge_ex
/* driver_chipcommon_pmu.c */
extern u32 ssb_pmu_get_cpu_clock(struct ssb_chipcommon *cc);
extern u32 ssb_pmu_get_controlclock(struct ssb_chipcommon *cc);
@@ -437,6 +893,17 @@
+ u32 ticks);
+extern u32 ssb_chipco_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
+
++/* driver_chipcommon_sflash.c */
++#ifdef CONFIG_SSB_SFLASH
++int ssb_sflash_init(struct ssb_chipcommon *cc);
++#else
++static inline int ssb_sflash_init(struct ssb_chipcommon *cc)
++{
++ pr_err("Serial flash not supported\n");
++ return 0;
++}
++#endif /* CONFIG_SSB_SFLASH */
++
+#ifdef CONFIG_SSB_DRIVER_EXTIF
+extern u32 ssb_extif_watchdog_timer_set_wdt(struct bcm47xx_wdt *wdt, u32 ticks);
+extern u32 ssb_extif_watchdog_timer_set_ms(struct bcm47xx_wdt *wdt, u32 ms);
@@ -461,26 +928,50 @@
+ return 0;
+}
+#endif /* CONFIG_SSB_EMBEDDED */
++
++#ifdef CONFIG_SSB_DRIVER_EXTIF
++extern void ssb_extif_init(struct ssb_extif *extif);
++#else
++static inline void ssb_extif_init(struct ssb_extif *extif)
++{
++}
++#endif
++
++#ifdef CONFIG_SSB_DRIVER_GPIO
++extern int ssb_gpio_init(struct ssb_bus *bus);
++#else /* CONFIG_SSB_DRIVER_GPIO */
++static inline int ssb_gpio_init(struct ssb_bus *bus)
++{
++ return -ENOTSUPP;
++}
++#endif /* CONFIG_SSB_DRIVER_GPIO */
#endif /* LINUX_SSB_PRIVATE_H_ */
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
-@@ -8,6 +8,7 @@
+@@ -6,8 +6,10 @@
+ #include <linux/types.h>
+ #include <linux/spinlock.h>
#include <linux/pci.h>
++#include <linux/gpio.h>
#include <linux/mod_devicetable.h>
#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
#include <linux/ssb/ssb_regs.h>
-@@ -432,6 +433,7 @@ struct ssb_bus {
+@@ -432,7 +434,11 @@ struct ssb_bus {
#ifdef CONFIG_SSB_EMBEDDED
/* Lock for GPIO register access. */
spinlock_t gpio_lock;
+ struct platform_device *watchdog;
#endif /* EMBEDDED */
++#ifdef CONFIG_SSB_DRIVER_GPIO
++ struct gpio_chip gpio;
++#endif /* DRIVER_GPIO */
/* Internal-only stuff follows. Do not touch. */
+ struct list_head list;
--- a/include/linux/ssb/ssb_driver_chipcommon.h
+++ b/include/linux/ssb/ssb_driver_chipcommon.h
@@ -504,7 +504,9 @@
@@ -494,16 +985,18 @@
/* Status register bits for ST flashes */
#define SSB_CHIPCO_FLASHSTA_ST_WIP 0x01 /* Write In Progress */
-@@ -589,6 +591,8 @@ struct ssb_chipcommon {
+@@ -588,7 +590,10 @@ struct ssb_chipcommon {
+ u32 status;
/* Fast Powerup Delay constant */
u16 fast_pwrup_delay;
++ spinlock_t gpio_lock;
struct ssb_chipcommon_pmu pmu;
+ u32 ticks_per_ms;
+ u32 max_timer_ms;
};
static inline bool ssb_chipco_available(struct ssb_chipcommon *cc)
-@@ -628,8 +632,7 @@ enum ssb_clkmode {
+@@ -628,8 +633,7 @@ enum ssb_clkmode {
extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
enum ssb_clkmode mode);
@@ -513,9 +1006,18 @@
void ssb_chipco_irq_mask(struct ssb_chipcommon *cc, u32 mask, u32 value);
+@@ -642,6 +646,8 @@ u32 ssb_chipco_gpio_outen(struct ssb_chi
+ u32 ssb_chipco_gpio_control(struct ssb_chipcommon *cc, u32 mask, u32 value);
+ u32 ssb_chipco_gpio_intmask(struct ssb_chipcommon *cc, u32 mask, u32 value);
+ u32 ssb_chipco_gpio_polarity(struct ssb_chipcommon *cc, u32 mask, u32 value);
++u32 ssb_chipco_gpio_pullup(struct ssb_chipcommon *cc, u32 mask, u32 value);
++u32 ssb_chipco_gpio_pulldown(struct ssb_chipcommon *cc, u32 mask, u32 value);
+
+ #ifdef CONFIG_SSB_SERIAL
+ extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
--- a/include/linux/ssb/ssb_driver_extif.h
+++ b/include/linux/ssb/ssb_driver_extif.h
-@@ -152,6 +152,9 @@
+@@ -152,12 +152,16 @@
/* watchdog */
#define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */
@@ -525,7 +1027,14 @@
#ifdef CONFIG_SSB_DRIVER_EXTIF
-@@ -171,8 +174,7 @@ extern void ssb_extif_get_clockcontrol(s
+
+ struct ssb_extif {
+ struct ssb_device *dev;
++ spinlock_t gpio_lock;
+ };
+
+ static inline bool ssb_extif_available(struct ssb_extif *extif)
+@@ -171,8 +175,7 @@ extern void ssb_extif_get_clockcontrol(s
extern void ssb_extif_timing_init(struct ssb_extif *extif,
unsigned long ns);
@@ -535,7 +1044,7 @@
/* Extif GPIO pin access */
u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask);
-@@ -205,10 +207,52 @@ void ssb_extif_get_clockcontrol(struct s
+@@ -205,10 +208,52 @@ void ssb_extif_get_clockcontrol(struct s
}
static inline
@@ -627,3 +1136,25 @@
#define SSB_SPROM8_TEMPDELTA_PHYCAL 0x00ff
#define SSB_SPROM8_TEMPDELTA_PHYCAL_SHIFT 0
#define SSB_SPROM8_TEMPDELTA_PERIOD 0x0f00
+--- /dev/null
++++ b/include/linux/bcm47xx_wdt.h
+@@ -0,0 +1,19 @@
++#ifndef LINUX_BCM47XX_WDT_H_
++#define LINUX_BCM47XX_WDT_H_
++
++#include <linux/types.h>
++
++
++struct bcm47xx_wdt {
++ u32 (*timer_set)(struct bcm47xx_wdt *, u32);
++ u32 (*timer_set_ms)(struct bcm47xx_wdt *, u32);
++ u32 max_timer_ms;
++
++ void *driver_data;
++};
++
++static inline void *bcm47xx_wdt_get_drvdata(struct bcm47xx_wdt *wdt)
++{
++ return wdt->driver_data;
++}
++#endif /* LINUX_BCM47XX_WDT_H_ */