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bcm47xx: make it possible to build bcm47xx without ssb.

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Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Hauke Mehrtens
2011-07-23 01:20:13 +02:00
committed by John W. Linville
parent 08ccf57283
commit a656ffcbc7
12 changed files with 71 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/mips/include/asm/mach-bcm47xx/bcm47xx.h
View File

@@ -22,11 +22,15 @@
#include <linux/ssb/ssb.h>
enum bcm47xx_bus_type {
#ifdef CONFIG_BCM47XX_SSB
BCM47XX_BUS_TYPE_SSB,
#endif
};
union bcm47xx_bus {
#ifdef CONFIG_BCM47XX_SSB
struct ssb_bus ssb;
#endif
};
extern union bcm47xx_bus bcm47xx_bus;

12
arch/mips/include/asm/mach-bcm47xx/gpio.h
View File

@@ -22,8 +22,10 @@ extern int gpio_to_irq(unsigned gpio);
static inline int gpio_get_value(unsigned gpio)
{
switch (bcm47xx_bus_type) {
#ifdef CONFIG_BCM47XX_SSB
case BCM47XX_BUS_TYPE_SSB:
return ssb_gpio_in(&bcm47xx_bus.ssb, 1 << gpio);
#endif
}
return -EINVAL;
}
@@ -31,18 +33,22 @@ static inline int gpio_get_value(unsigned gpio)
static inline void gpio_set_value(unsigned gpio, int value)
{
switch (bcm47xx_bus_type) {
#ifdef CONFIG_BCM47XX_SSB
case BCM47XX_BUS_TYPE_SSB:
ssb_gpio_out(&bcm47xx_bus.ssb, 1 << gpio,
value ? 1 << gpio : 0);
#endif
}
}
static inline int gpio_direction_input(unsigned gpio)
{
switch (bcm47xx_bus_type) {
#ifdef CONFIG_BCM47XX_SSB
case BCM47XX_BUS_TYPE_SSB:
ssb_gpio_outen(&bcm47xx_bus.ssb, 1 << gpio, 0);
return 0;
#endif
}
return -EINVAL;
}
@@ -50,6 +56,7 @@ static inline int gpio_direction_input(unsigned gpio)
static inline int gpio_direction_output(unsigned gpio, int value)
{
switch (bcm47xx_bus_type) {
#ifdef CONFIG_BCM47XX_SSB
case BCM47XX_BUS_TYPE_SSB:
/* first set the gpio out value */
ssb_gpio_out(&bcm47xx_bus.ssb, 1 << gpio,
@@ -57,6 +64,7 @@ static inline int gpio_direction_output(unsigned gpio, int value)
/* then set the gpio mode */
ssb_gpio_outen(&bcm47xx_bus.ssb, 1 << gpio, 1 << gpio);
return 0;
#endif
}
return -EINVAL;
}
@@ -64,10 +72,12 @@ static inline int gpio_direction_output(unsigned gpio, int value)
static inline int gpio_intmask(unsigned gpio, int value)
{
switch (bcm47xx_bus_type) {
#ifdef CONFIG_BCM47XX_SSB
case BCM47XX_BUS_TYPE_SSB:
ssb_gpio_intmask(&bcm47xx_bus.ssb, 1 << gpio,
value ? 1 << gpio : 0);
return 0;
#endif
}
return -EINVAL;
}
@@ -75,10 +85,12 @@ static inline int gpio_intmask(unsigned gpio, int value)
static inline int gpio_polarity(unsigned gpio, int value)
{
switch (bcm47xx_bus_type) {
#ifdef CONFIG_BCM47XX_SSB
case BCM47XX_BUS_TYPE_SSB:
ssb_gpio_polarity(&bcm47xx_bus.ssb, 1 << gpio,
value ? 1 << gpio : 0);
return 0;
#endif
}
return -EINVAL;
}