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authorHauke Mehrtens <hauke@hauke-m.de>2012-08-04 19:46:25 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2012-08-04 19:46:25 +0000
commit075899682416938171ad47cba21de5dceebcdb43 (patch)
treec4e4149807f66b206dcf5d8217bcbe0a04537502 /package/switch
parent3942aebedc26bccaba639ec281920faca363a6e9 (diff)
downloadmtk-20170518-075899682416938171ad47cba21de5dceebcdb43.zip
mtk-20170518-075899682416938171ad47cba21de5dceebcdb43.tar.gz
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brcm47xx: use libgpio instaed of implementing the gpio interface ourself.
SVN-Revision: 32992
Diffstat (limited to 'package/switch')
-rw-r--r--package/switch/src/gpio-bcm947xx.h55
-rw-r--r--package/switch/src/gpio.h14
-rw-r--r--package/switch/src/switch-adm.c34
3 files changed, 24 insertions, 79 deletions
diff --git a/package/switch/src/gpio-bcm947xx.h b/package/switch/src/gpio-bcm947xx.h
deleted file mode 100644
index 23c221d..0000000
--- a/package/switch/src/gpio-bcm947xx.h
+++ /dev/null
@@ -1,55 +0,0 @@
-#ifndef __SWITCH_GPIO_H
-#define __SWITCH_GPIO_H
-
-#include <linux/ssb/ssb_embedded.h>
-#include <linux/bcma/bcma_driver_chipcommon.h>
-#include <bcm47xx.h>
-
-static inline u32 gpio_in(void)
-{
- switch (bcm47xx_bus_type) {
-#ifdef CONFIG_BCM47XX_SSB
- case BCM47XX_BUS_TYPE_SSB:
- return ssb_gpio_in(&bcm47xx_bus.ssb, ~0);
-#endif
-#ifdef CONFIG_BCM47XX_BCMA
- case BCM47XX_BUS_TYPE_BCMA:
- return bcma_chipco_gpio_in(&bcm47xx_bus.bcma.bus.drv_cc, ~0);
-#endif
- }
- return -EINVAL;
-}
-
-static inline u32 gpio_out(u32 mask, u32 value)
-{
- switch (bcm47xx_bus_type) {
-#ifdef CONFIG_BCM47XX_SSB
- case BCM47XX_BUS_TYPE_SSB:
- return ssb_gpio_out(&bcm47xx_bus.ssb, mask, value);
-#endif
-#ifdef CONFIG_BCM47XX_BCMA
- case BCM47XX_BUS_TYPE_BCMA:
- return bcma_chipco_gpio_out(&bcm47xx_bus.bcma.bus.drv_cc, mask, value);
-#endif
- }
- return -EINVAL;
-}
-
-static inline u32 gpio_outen(u32 mask, u32 value)
-{
- switch (bcm47xx_bus_type) {
-#ifdef CONFIG_BCM47XX_SSB
- case BCM47XX_BUS_TYPE_SSB:
- ssb_gpio_outen(&bcm47xx_bus.ssb, mask, value);
- return 0;
-#endif
-#ifdef CONFIG_BCM47XX_BCMA
- case BCM47XX_BUS_TYPE_BCMA:
- bcma_chipco_gpio_outen(&bcm47xx_bus.bcma.bus.drv_cc, mask, value);
- return 0;
-#endif
- }
- return -EINVAL;
-}
-
-#endif /* __SWITCH_GPIO_H */
diff --git a/package/switch/src/gpio.h b/package/switch/src/gpio.h
index 90bafd3..cb734f7 100644
--- a/package/switch/src/gpio.h
+++ b/package/switch/src/gpio.h
@@ -9,16 +9,16 @@
#define __GPIO_H
#ifdef CONFIG_BCM47XX
-#include "gpio-bcm947xx.h"
+#include <linux/gpio.h>
#else
#warning "Unsupported configuration."
-#define gpio_in() (-1U)
-#define gpio_out(mask, value) (-1U)
-#define gpio_outen(mask, value) (-1U)
-#define gpio_control(mask, value) (-1U)
-#define gpio_intmask(mask, value) (-1U)
-#define gpio_intpolarity(mask, value) (-1U)
+#define bcm47xx_gpio_in(mask) (-1U)
+#define bcm47xx_gpio_out(mask, value) (-1U)
+#define bcm47xx_gpio_outen(mask, value) (-1U)
+#define bcm47xx_gpio_control(mask, value) (-1U)
+#define bcm47xx_gpio_intmask(mask, value) (-1U)
+#define bcm47xx_gpio_polarity(mask, value) (-1U)
#endif
diff --git a/package/switch/src/switch-adm.c b/package/switch/src/switch-adm.c
index 3826ca5..9a6d32b 100644
--- a/package/switch/src/switch-adm.c
+++ b/package/switch/src/switch-adm.c
@@ -104,7 +104,7 @@ static void adm_write(int cs, char *buf, unsigned int bits)
int i, len = (bits + 7) / 8;
__u8 mask;
- gpio_out(eecs, (cs ? eecs : 0));
+ bcm47xx_gpio_out(eecs, (cs ? eecs : 0));
udelay(EECK_EDGE_TIME);
/* Byte assemble from MSB to LSB */
@@ -112,25 +112,25 @@ static void adm_write(int cs, char *buf, unsigned int bits)
/* Bit bang from MSB to LSB */
for (mask = 0x80; mask && bits > 0; mask >>= 1, bits --) {
/* Clock low */
- gpio_out(eesk, 0);
+ bcm47xx_gpio_out(eesk, 0);
udelay(EECK_EDGE_TIME);
/* Output on rising edge */
- gpio_out(eedi, ((mask & buf[i]) ? eedi : 0));
+ bcm47xx_gpio_out(eedi, ((mask & buf[i]) ? eedi : 0));
udelay(EEDI_SETUP_TIME);
/* Clock high */
- gpio_out(eesk, eesk);
+ bcm47xx_gpio_out(eesk, eesk);
udelay(EECK_EDGE_TIME);
}
}
/* Clock low */
- gpio_out(eesk, 0);
+ bcm47xx_gpio_out(eesk, 0);
udelay(EECK_EDGE_TIME);
if (cs)
- gpio_out(eecs, 0);
+ bcm47xx_gpio_out(eecs, 0);
}
@@ -139,7 +139,7 @@ static void adm_read(int cs, char *buf, unsigned int bits)
int i, len = (bits + 7) / 8;
__u8 mask;
- gpio_out(eecs, (cs ? eecs : 0));
+ bcm47xx_gpio_out(eecs, (cs ? eecs : 0));
udelay(EECK_EDGE_TIME);
/* Byte assemble from MSB to LSB */
@@ -151,16 +151,16 @@ static void adm_read(int cs, char *buf, unsigned int bits)
__u8 gp;
/* Clock low */
- gpio_out(eesk, 0);
+ bcm47xx_gpio_out(eesk, 0);
udelay(EECK_EDGE_TIME);
/* Input on rising edge */
- gp = gpio_in();
+ gp = bcm47xx_gpio_in(~0);
if (gp & eedi)
byte |= mask;
/* Clock high */
- gpio_out(eesk, eesk);
+ bcm47xx_gpio_out(eesk, eesk);
udelay(EECK_EDGE_TIME);
}
@@ -168,11 +168,11 @@ static void adm_read(int cs, char *buf, unsigned int bits)
}
/* Clock low */
- gpio_out(eesk, 0);
+ bcm47xx_gpio_out(eesk, 0);
udelay(EECK_EDGE_TIME);
if (cs)
- gpio_out(eecs, 0);
+ bcm47xx_gpio_out(eecs, 0);
}
@@ -180,10 +180,10 @@ static void adm_read(int cs, char *buf, unsigned int bits)
static void adm_enout(__u8 pins, __u8 val)
{
/* Prepare GPIO output value */
- gpio_out(pins, val);
+ bcm47xx_gpio_out(pins, val);
/* Enable GPIO outputs */
- gpio_outen(pins, pins);
+ bcm47xx_gpio_outen(pins, pins);
udelay(EECK_EDGE_TIME);
}
@@ -192,7 +192,7 @@ static void adm_enout(__u8 pins, __u8 val)
static void adm_disout(__u8 pins)
{
/* Disable GPIO outputs */
- gpio_outen(pins, 0);
+ bcm47xx_gpio_outen(pins, 0);
udelay(EECK_EDGE_TIME);
}
@@ -203,11 +203,11 @@ static void adm_adclk(int clocks)
int i;
for (i = 0; i < clocks; i++) {
/* Clock high */
- gpio_out(eesk, eesk);
+ bcm47xx_gpio_out(eesk, eesk);
udelay(EECK_EDGE_TIME);
/* Clock low */
- gpio_out(eesk, 0);
+ bcm47xx_gpio_out(eesk, 0);
udelay(EECK_EDGE_TIME);
}
}