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authorChen-Yu Tsai <wens@csie.org>2016-03-29 16:26:56 (GMT)
committerHans de Goede <hdegoede@redhat.com>2016-03-31 15:03:52 (GMT)
commit81a8aa3a3969b3ec50ee27addcc4eaa0cb37aa94 (patch)
tree0c42e86ac4574a0422a72ad47095646c26c574cc /drivers/gpio/axp_gpio.c
parent96fccb175fc3241768ce83fee47158ab506e9d8b (diff)
downloadu-boot-81a8aa3a3969b3ec50ee27addcc4eaa0cb37aa94.tar.xz
sunxi: axp: Generalize register macros for VBUS drive GPIO
VBUS drive is supported on AXP221 and later PMICs. Rework the macros so we can support this on later PMICs without too much work. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/gpio/axp_gpio.c')
-rw-r--r--drivers/gpio/axp_gpio.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/gpio/axp_gpio.c b/drivers/gpio/axp_gpio.c
index bd2ac89..ec00827 100644
--- a/drivers/gpio/axp_gpio.c
+++ b/drivers/gpio/axp_gpio.c
@@ -59,10 +59,11 @@ static int axp_gpio_direction_output(struct udevice *dev, unsigned pin,
u8 reg;
switch (pin) {
-#ifdef CONFIG_AXP221_POWER /* Only available on axp221/axp223 */
+#ifdef AXP_MISC_CTRL_N_VBUSEN_FUNC
+ /* Only available on later PMICs */
case SUNXI_GPIO_AXP0_VBUS_ENABLE:
- ret = pmic_bus_clrbits(AXP221_MISC_CTRL,
- AXP221_MISC_CTRL_N_VBUSEN_FUNC);
+ ret = pmic_bus_clrbits(AXP_MISC_CTRL,
+ AXP_MISC_CTRL_N_VBUSEN_FUNC);
if (ret)
return ret;
@@ -90,10 +91,11 @@ static int axp_gpio_get_value(struct udevice *dev, unsigned pin)
mask = AXP_POWER_STATUS_VBUS_PRESENT;
break;
#endif
-#ifdef CONFIG_AXP221_POWER /* Only available on axp221/axp223 */
+#ifdef AXP_MISC_CTRL_N_VBUSEN_FUNC
+ /* Only available on later PMICs */
case SUNXI_GPIO_AXP0_VBUS_ENABLE:
- ret = pmic_bus_read(AXP221_VBUS_IPSOUT, &val);
- mask = AXP221_VBUS_IPSOUT_DRIVEBUS;
+ ret = pmic_bus_read(AXP_VBUS_IPSOUT, &val);
+ mask = AXP_VBUS_IPSOUT_DRIVEBUS;
break;
#endif
default:
@@ -115,14 +117,15 @@ static int axp_gpio_set_value(struct udevice *dev, unsigned pin, int val)
u8 reg;
switch (pin) {
-#ifdef CONFIG_AXP221_POWER /* Only available on axp221/axp223 */
+#ifdef AXP_MISC_CTRL_N_VBUSEN_FUNC
+ /* Only available on later PMICs */
case SUNXI_GPIO_AXP0_VBUS_ENABLE:
if (val)
- return pmic_bus_setbits(AXP221_VBUS_IPSOUT,
- AXP221_VBUS_IPSOUT_DRIVEBUS);
+ return pmic_bus_setbits(AXP_VBUS_IPSOUT,
+ AXP_VBUS_IPSOUT_DRIVEBUS);
else
- return pmic_bus_clrbits(AXP221_VBUS_IPSOUT,
- AXP221_VBUS_IPSOUT_DRIVEBUS);
+ return pmic_bus_clrbits(AXP_VBUS_IPSOUT,
+ AXP_VBUS_IPSOUT_DRIVEBUS);
#endif
default:
reg = axp_get_gpio_ctrl_reg(pin);