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Instated of providing an own GPIO driver use the one provided by ssb and bcma. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> Patchwork: http://patchwork.linux-mips.org/patch/4592 Acked-by: Florian Fainelli <florian@openwrt.org>
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Hauke Mehrtens
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John Crispin
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Dec 12, 2012
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,155 +1,17 @@ | ||
| /* | ||
| * This file is subject to the terms and conditions of the GNU General Public | ||
| * License. See the file "COPYING" in the main directory of this archive | ||
| * for more details. | ||
| * | ||
| * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net> | ||
| */ | ||
| #ifndef __ASM_MIPS_MACH_BCM47XX_GPIO_H | ||
| #define __ASM_MIPS_MACH_BCM47XX_GPIO_H | ||
|
|
||
| #ifndef __BCM47XX_GPIO_H | ||
| #define __BCM47XX_GPIO_H | ||
| #include <asm-generic/gpio.h> | ||
|
|
||
| #include <linux/ssb/ssb_embedded.h> | ||
| #include <linux/bcma/bcma.h> | ||
| #include <asm/mach-bcm47xx/bcm47xx.h> | ||
| #define gpio_get_value __gpio_get_value | ||
| #define gpio_set_value __gpio_set_value | ||
|
|
||
| #define BCM47XX_EXTIF_GPIO_LINES 5 | ||
| #define BCM47XX_CHIPCO_GPIO_LINES 16 | ||
| #define gpio_cansleep __gpio_cansleep | ||
| #define gpio_to_irq __gpio_to_irq | ||
|
|
||
| extern int gpio_request(unsigned gpio, const char *label); | ||
| extern void gpio_free(unsigned gpio); | ||
| extern int gpio_to_irq(unsigned gpio); | ||
|
|
||
| static inline int gpio_get_value(unsigned gpio) | ||
| static inline int irq_to_gpio(unsigned int irq) | ||
| { | ||
| switch (bcm47xx_bus_type) { | ||
| #ifdef CONFIG_BCM47XX_SSB | ||
| case BCM47XX_BUS_TYPE_SSB: | ||
| return ssb_gpio_in(&bcm47xx_bus.ssb, 1 << gpio); | ||
| #endif | ||
| #ifdef CONFIG_BCM47XX_BCMA | ||
| case BCM47XX_BUS_TYPE_BCMA: | ||
| return bcma_chipco_gpio_in(&bcm47xx_bus.bcma.bus.drv_cc, | ||
| 1 << gpio); | ||
| #endif | ||
| } | ||
| return -EINVAL; | ||
| } | ||
|
|
||
| #define gpio_get_value_cansleep gpio_get_value | ||
|
|
||
| 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); | ||
| return; | ||
| #endif | ||
| #ifdef CONFIG_BCM47XX_BCMA | ||
| case BCM47XX_BUS_TYPE_BCMA: | ||
| bcma_chipco_gpio_out(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio, | ||
| value ? 1 << gpio : 0); | ||
| return; | ||
| #endif | ||
| } | ||
| } | ||
|
|
||
| #define gpio_set_value_cansleep gpio_set_value | ||
|
|
||
| static inline int gpio_cansleep(unsigned gpio) | ||
| { | ||
| return 0; | ||
| } | ||
|
|
||
| static inline int gpio_is_valid(unsigned gpio) | ||
| { | ||
| return gpio < (BCM47XX_EXTIF_GPIO_LINES + BCM47XX_CHIPCO_GPIO_LINES); | ||
| } | ||
|
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||
|
|
||
| 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 | ||
| #ifdef CONFIG_BCM47XX_BCMA | ||
| case BCM47XX_BUS_TYPE_BCMA: | ||
| bcma_chipco_gpio_outen(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio, | ||
| 0); | ||
| return 0; | ||
| #endif | ||
| } | ||
| return -EINVAL; | ||
| } | ||
|
|
||
| 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, | ||
| value ? 1 << gpio : 0); | ||
| /* then set the gpio mode */ | ||
| ssb_gpio_outen(&bcm47xx_bus.ssb, 1 << gpio, 1 << gpio); | ||
| return 0; | ||
| #endif | ||
| #ifdef CONFIG_BCM47XX_BCMA | ||
| case BCM47XX_BUS_TYPE_BCMA: | ||
| /* first set the gpio out value */ | ||
| bcma_chipco_gpio_out(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio, | ||
| value ? 1 << gpio : 0); | ||
| /* then set the gpio mode */ | ||
| bcma_chipco_gpio_outen(&bcm47xx_bus.bcma.bus.drv_cc, 1 << gpio, | ||
| 1 << gpio); | ||
| return 0; | ||
| #endif | ||
| } | ||
| return -EINVAL; | ||
| } | ||
|
|
||
| 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 | ||
| #ifdef CONFIG_BCM47XX_BCMA | ||
| case BCM47XX_BUS_TYPE_BCMA: | ||
| bcma_chipco_gpio_intmask(&bcm47xx_bus.bcma.bus.drv_cc, | ||
| 1 << gpio, value ? 1 << gpio : 0); | ||
| return 0; | ||
| #endif | ||
| } | ||
| return -EINVAL; | ||
| } | ||
|
|
||
| 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 | ||
| #ifdef CONFIG_BCM47XX_BCMA | ||
| case BCM47XX_BUS_TYPE_BCMA: | ||
| bcma_chipco_gpio_polarity(&bcm47xx_bus.bcma.bus.drv_cc, | ||
| 1 << gpio, value ? 1 << gpio : 0); | ||
| return 0; | ||
| #endif | ||
| } | ||
| return -EINVAL; | ||
| } | ||
|
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|
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| #endif /* __BCM47XX_GPIO_H */ |