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path: root/drivers/power/axp221.c
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Diffstat (limited to 'drivers/power/axp221.c')
-rw-r--r--drivers/power/axp221.c100
1 files changed, 32 insertions, 68 deletions
diff --git a/drivers/power/axp221.c b/drivers/power/axp221.c
index 65802e4..cb1f88b 100644
--- a/drivers/power/axp221.c
+++ b/drivers/power/axp221.c
@@ -11,6 +11,7 @@
*/
#include <common.h>
+#include <command.h>
#include <errno.h>
#include <asm/arch/pmic_bus.h>
#include <axp_pmic.h>
@@ -115,74 +116,6 @@ int axp_set_dcdc5(unsigned int mvolt)
AXP221_OUTPUT_CTRL1_DCDC5_EN);
}
-int axp_set_dldo1(unsigned int mvolt)
-{
- int ret;
- u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100);
-
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO1_EN);
-
- ret = pmic_bus_write(AXP221_DLDO1_CTRL, cfg);
- if (ret)
- return ret;
-
- return pmic_bus_setbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO1_EN);
-}
-
-int axp_set_dldo2(unsigned int mvolt)
-{
- int ret;
- u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100);
-
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO2_EN);
-
- ret = pmic_bus_write(AXP221_DLDO2_CTRL, cfg);
- if (ret)
- return ret;
-
- return pmic_bus_setbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO2_EN);
-}
-
-int axp_set_dldo3(unsigned int mvolt)
-{
- int ret;
- u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100);
-
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO3_EN);
-
- ret = pmic_bus_write(AXP221_DLDO3_CTRL, cfg);
- if (ret)
- return ret;
-
- return pmic_bus_setbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO3_EN);
-}
-
-int axp_set_dldo4(unsigned int mvolt)
-{
- int ret;
- u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100);
-
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO4_EN);
-
- ret = pmic_bus_write(AXP221_DLDO4_CTRL, cfg);
- if (ret)
- return ret;
-
- return pmic_bus_setbits(AXP221_OUTPUT_CTRL2,
- AXP221_OUTPUT_CTRL2_DLDO4_EN);
-}
-
int axp_set_aldo1(unsigned int mvolt)
{
int ret;
@@ -234,6 +167,26 @@ int axp_set_aldo3(unsigned int mvolt)
AXP221_OUTPUT_CTRL3_ALDO3_EN);
}
+int axp_set_dldo(int dldo_num, unsigned int mvolt)
+{
+ u8 cfg = axp221_mvolt_to_cfg(mvolt, 700, 3300, 100);
+ int ret;
+
+ if (dldo_num < 1 || dldo_num > 4)
+ return -EINVAL;
+
+ if (mvolt == 0)
+ return pmic_bus_clrbits(AXP221_OUTPUT_CTRL2,
+ AXP221_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1));
+
+ ret = pmic_bus_write(AXP221_DLDO1_CTRL + (dldo_num - 1), cfg);
+ if (ret)
+ return ret;
+
+ return pmic_bus_setbits(AXP221_OUTPUT_CTRL2,
+ AXP221_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1));
+}
+
int axp_set_eldo(int eldo_num, unsigned int mvolt)
{
int ret;
@@ -312,3 +265,14 @@ int axp_get_sid(unsigned int *sid)
return 0;
}
+
+int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ pmic_bus_write(AXP221_SHUTDOWN, AXP221_SHUTDOWN_POWEROFF);
+
+ /* infinite loop during shutdown */
+ while (1) {}
+
+ /* not reached */
+ return 0;
+}