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path: root/drivers/gpio/sunxi_gpio.c
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Diffstat (limited to 'drivers/gpio/sunxi_gpio.c')
-rw-r--r--drivers/gpio/sunxi_gpio.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpio/sunxi_gpio.c b/drivers/gpio/sunxi_gpio.c
index 2fa50f9f8d..62960929ad 100644
--- a/drivers/gpio/sunxi_gpio.c
+++ b/drivers/gpio/sunxi_gpio.c
@@ -18,6 +18,9 @@
#include <asm/io.h>
#include <asm/gpio.h>
#include <dm/device-internal.h>
+#ifdef CONFIG_AXP209_POWER
+#include <axp209.h>
+#endif
DECLARE_GLOBAL_DATA_PTR;
@@ -73,6 +76,10 @@ int gpio_free(unsigned gpio)
int gpio_direction_input(unsigned gpio)
{
+#ifdef AXP_GPIO
+ if (gpio >= SUNXI_GPIO_AXP0_START)
+ return axp_gpio_direction_input(gpio - SUNXI_GPIO_AXP0_START);
+#endif
sunxi_gpio_set_cfgpin(gpio, SUNXI_GPIO_INPUT);
return 0;
@@ -80,6 +87,11 @@ int gpio_direction_input(unsigned gpio)
int gpio_direction_output(unsigned gpio, int value)
{
+#ifdef AXP_GPIO
+ if (gpio >= SUNXI_GPIO_AXP0_START)
+ return axp_gpio_direction_output(gpio - SUNXI_GPIO_AXP0_START,
+ value);
+#endif
sunxi_gpio_set_cfgpin(gpio, SUNXI_GPIO_OUTPUT);
return sunxi_gpio_output(gpio, value);
@@ -87,11 +99,19 @@ int gpio_direction_output(unsigned gpio, int value)
int gpio_get_value(unsigned gpio)
{
+#ifdef AXP_GPIO
+ if (gpio >= SUNXI_GPIO_AXP0_START)
+ return axp_gpio_get_value(gpio - SUNXI_GPIO_AXP0_START);
+#endif
return sunxi_gpio_input(gpio);
}
int gpio_set_value(unsigned gpio, int value)
{
+#ifdef AXP_GPIO
+ if (gpio >= SUNXI_GPIO_AXP0_START)
+ return axp_gpio_set_value(gpio - SUNXI_GPIO_AXP0_START, value);
+#endif
return sunxi_gpio_output(gpio, value);
}
@@ -101,6 +121,16 @@ int sunxi_name_to_gpio(const char *name)
int groupsize = 9 * 32;
long pin;
char *eptr;
+
+#ifdef AXP_GPIO
+ if (strncasecmp(name, "AXP0-", 5) == 0) {
+ name += 5;
+ pin = simple_strtol(name, &eptr, 10);
+ if (!*name || *eptr)
+ return -1;
+ return SUNXI_GPIO_AXP0_START + pin;
+ }
+#endif
if (*name == 'P' || *name == 'p')
name++;
if (*name >= 'A') {
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