command: Remove the cmd_tbl_t typedef

[oweals/u-boot.git] / drivers / power / axp818.c

diff --git a/drivers/power/axp818.c b/drivers/power/axp818.c
index 4b21a838798558220d786d28fadcc702b78f3d1f..0531707c8aa710f61d93a562c801b35d317d4ce5 100644 (file)
--- a/drivers/power/axp818.c
+++ b/drivers/power/axp818.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * AXP818 driver based on AXP221 driver
  *
@@ -7,11 +8,10 @@
  * Based on axp221.c
  * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
  * (C) Copyright 2013 Oliver Schinagl <oliver@schinagl.nl>
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
+#include <command.h>
 #include <errno.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/pmic_bus.h>
@@ -110,6 +110,131 @@ int axp_set_dcdc5(unsigned int mvolt)
                                AXP818_OUTPUT_CTRL1_DCDC5_EN);
 }
 
+int axp_set_aldo(int aldo_num, unsigned int mvolt)
+{
+       int ret;
+       u8 cfg;
+
+       if (aldo_num < 1 || aldo_num > 3)
+               return -EINVAL;
+
+       if (mvolt == 0)
+               return pmic_bus_clrbits(AXP818_OUTPUT_CTRL3,
+                               AXP818_OUTPUT_CTRL3_ALDO1_EN << (aldo_num - 1));
+
+       cfg = axp818_mvolt_to_cfg(mvolt, 700, 3300, 100);
+       ret = pmic_bus_write(AXP818_ALDO1_CTRL + (aldo_num - 1), cfg);
+       if (ret)
+               return ret;
+
+       return pmic_bus_setbits(AXP818_OUTPUT_CTRL3,
+                               AXP818_OUTPUT_CTRL3_ALDO1_EN << (aldo_num - 1));
+}
+
+/* TODO: re-work other AXP drivers to consolidate ALDO functions. */
+int axp_set_aldo1(unsigned int mvolt)
+{
+       return axp_set_aldo(1, mvolt);
+}
+
+int axp_set_aldo2(unsigned int mvolt)
+{
+       return axp_set_aldo(2, mvolt);
+}
+
+int axp_set_aldo3(unsigned int mvolt)
+{
+       return axp_set_aldo(3, mvolt);
+}
+
+int axp_set_dldo(int dldo_num, unsigned int mvolt)
+{
+       int ret;
+       u8 cfg;
+
+       if (dldo_num < 1 || dldo_num > 4)
+               return -EINVAL;
+
+       if (mvolt == 0)
+               return pmic_bus_clrbits(AXP818_OUTPUT_CTRL2,
+                               AXP818_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1));
+
+       cfg = axp818_mvolt_to_cfg(mvolt, 700, 3300, 100);
+       if (dldo_num == 2 && mvolt > 3300)
+               cfg += 1 + axp818_mvolt_to_cfg(mvolt, 3400, 4200, 200);
+       ret = pmic_bus_write(AXP818_DLDO1_CTRL + (dldo_num - 1), cfg);
+       if (ret)
+               return ret;
+
+       return pmic_bus_setbits(AXP818_OUTPUT_CTRL2,
+                               AXP818_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1));
+}
+
+int axp_set_eldo(int eldo_num, unsigned int mvolt)
+{
+       int ret;
+       u8 cfg;
+
+       if (eldo_num < 1 || eldo_num > 3)
+               return -EINVAL;
+
+       if (mvolt == 0)
+               return pmic_bus_clrbits(AXP818_OUTPUT_CTRL2,
+                               AXP818_OUTPUT_CTRL2_ELDO1_EN << (eldo_num - 1));
+
+       cfg = axp818_mvolt_to_cfg(mvolt, 700, 1900, 50);
+       ret = pmic_bus_write(AXP818_ELDO1_CTRL + (eldo_num - 1), cfg);
+       if (ret)
+               return ret;
+
+       return pmic_bus_setbits(AXP818_OUTPUT_CTRL2,
+                               AXP818_OUTPUT_CTRL2_ELDO1_EN << (eldo_num - 1));
+}
+
+int axp_set_fldo(int fldo_num, unsigned int mvolt)
+{
+       int ret;
+       u8 cfg;
+
+       if (fldo_num < 1 || fldo_num > 3)
+               return -EINVAL;
+
+       if (mvolt == 0)
+               return pmic_bus_clrbits(AXP818_OUTPUT_CTRL3,
+                               AXP818_OUTPUT_CTRL3_FLDO1_EN << (fldo_num - 1));
+
+       if (fldo_num < 3) {
+               cfg = axp818_mvolt_to_cfg(mvolt, 700, 1450, 50);
+               ret = pmic_bus_write(AXP818_FLDO1_CTRL + (fldo_num - 1), cfg);
+       } else {
+               /*
+                * Special case for FLDO3, which is DCDC5 / 2 or FLDOIN / 2
+                * Since FLDOIN is unknown, test against DCDC5.
+                */
+               if (mvolt * 2 == CONFIG_AXP_DCDC5_VOLT)
+                       ret = pmic_bus_clrbits(AXP818_FLDO2_3_CTRL,
+                                              AXP818_FLDO2_3_CTRL_FLDO3_VOL);
+               else
+                       ret = pmic_bus_setbits(AXP818_FLDO2_3_CTRL,
+                                              AXP818_FLDO2_3_CTRL_FLDO3_VOL);
+       }
+       if (ret)
+               return ret;
+
+       return pmic_bus_setbits(AXP818_OUTPUT_CTRL3,
+                               AXP818_OUTPUT_CTRL3_FLDO1_EN << (fldo_num - 1));
+}
+
+int axp_set_sw(bool on)
+{
+       if (on)
+               return pmic_bus_setbits(AXP818_OUTPUT_CTRL2,
+                                       AXP818_OUTPUT_CTRL2_SW_EN);
+
+       return pmic_bus_clrbits(AXP818_OUTPUT_CTRL2,
+                               AXP818_OUTPUT_CTRL2_SW_EN);
+}
+
 int axp_init(void)
 {
        u8 axp_chip_id;
@@ -130,3 +255,14 @@ int axp_init(void)
 
        return 0;
 }
+
+int do_poweroff(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+       pmic_bus_write(AXP818_SHUTDOWN, AXP818_SHUTDOWN_POWEROFF);
+
+       /* infinite loop during shutdown */
+       while (1) {}
+
+       /* not reached */
+       return 0;
+}