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sunxi: power: add AXP809 support
The A80 uses the AXP809 as its primary PMIC. 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>
This commit is contained in:
Chen-Yu Tsai
Hans de Goede
parent
511992695d
commit
795857df41
8 changed files with 367 additions and 34 deletions
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@ -37,6 +37,7 @@ obj-$(CONFIG_MACH_SUN9I) += clock_sun9i.o
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obj-$(CONFIG_AXP152_POWER) += pmic_bus.o
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obj-$(CONFIG_AXP209_POWER) += pmic_bus.o
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obj-$(CONFIG_AXP221_POWER) += pmic_bus.o
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obj-$(CONFIG_AXP809_POWER) += pmic_bus.o
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obj-$(CONFIG_AXP818_POWER) += pmic_bus.o
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ifdef CONFIG_SPL_BUILD
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@ -36,7 +36,7 @@ int pmic_bus_init(void)
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if (!needs_init)
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return 0;
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
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# ifdef CONFIG_MACH_SUN6I
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p2wi_init();
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ret = p2wi_change_to_p2wi_mode(AXP221_CHIP_ADDR, AXP221_CTRL_ADDR,
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@ -62,7 +62,7 @@ int pmic_bus_read(u8 reg, u8 *data)
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return i2c_read(AXP152_I2C_ADDR, reg, 1, data, 1);
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#elif defined CONFIG_AXP209_POWER
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return i2c_read(AXP209_I2C_ADDR, reg, 1, data, 1);
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#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER
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#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
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# ifdef CONFIG_MACH_SUN6I
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return p2wi_read(reg, data);
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# else
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@ -77,7 +77,7 @@ int pmic_bus_write(u8 reg, u8 data)
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return i2c_write(AXP152_I2C_ADDR, reg, 1, &data, 1);
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#elif defined CONFIG_AXP209_POWER
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return i2c_write(AXP209_I2C_ADDR, reg, 1, &data, 1);
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#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER
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#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
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# ifdef CONFIG_MACH_SUN6I
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return p2wi_write(reg, data);
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# else
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@ -483,10 +483,12 @@ void sunxi_board_init(void)
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#endif
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#if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \
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defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER
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defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
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defined CONFIG_AXP818_POWER
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power_failed = axp_init();
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
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defined CONFIG_AXP818_POWER
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power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT);
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#endif
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power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT);
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@ -494,11 +496,13 @@ void sunxi_board_init(void)
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#if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP818_POWER)
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power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT);
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#endif
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
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defined CONFIG_AXP818_POWER
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power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT);
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#endif
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP818_POWER
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#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
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defined CONFIG_AXP818_POWER
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power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT);
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#endif
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power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT);
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@ -509,11 +513,14 @@ void sunxi_board_init(void)
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power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT);
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#endif
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#if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP818_POWER)
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#if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP809_POWER) || \
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defined(CONFIG_AXP818_POWER)
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power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT);
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power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT);
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#if !defined CONFIG_AXP809_POWER
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power_failed |= axp_set_dldo(3, CONFIG_AXP_DLDO3_VOLT);
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power_failed |= axp_set_dldo(4, CONFIG_AXP_DLDO4_VOLT);
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#endif
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power_failed |= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT);
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power_failed |= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT);
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power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT);
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@ -523,6 +530,9 @@ void sunxi_board_init(void)
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power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT);
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power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT);
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power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT);
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#endif
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#if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
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power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON));
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#endif
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#endif
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@ -41,6 +41,13 @@ config AXP221_POWER
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Select this to enable support for the axp221/axp223 pmic found on most
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A23 and A31 boards.
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config AXP809_POWER
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boolean "axp809 pmic support"
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depends on MACH_SUN9I
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select CMD_POWEROFF
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---help---
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Say y here to enable support for the axp809 pmic found on A80 boards.
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config AXP818_POWER
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boolean "axp818 pmic support"
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depends on MACH_SUN8I_A83T
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@ -60,36 +67,39 @@ endchoice
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config AXP_DCDC1_VOLT
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int "axp pmic dcdc1 voltage"
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depends on AXP221_POWER || AXP818_POWER
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 3300 if AXP818_POWER
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default 3000 if MACH_SUN6I || MACH_SUN8I
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default 3000 if MACH_SUN6I || MACH_SUN8I || MACH_SUN9I
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---help---
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Set the voltage (mV) to program the axp pmic dcdc1 at, set to 0 to
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disable dcdc1. On A23 / A31 / A33 (axp221) boards dcdc1 is used for
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generic 3.3V IO voltage for external devices like the lcd-panal and
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sdcard interfaces, etc. On most boards dcdc1 is undervolted to 3.0V to
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safe battery. On A31 devices dcdc1 is also used for VCC-IO. On A83T
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dcdc1 is used for VCC-IO, nand, usb0, sd , etc.
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save battery. On A31 devices dcdc1 is also used for VCC-IO. On A83T
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dcdc1 is used for VCC-IO, nand, usb0, sd , etc. On A80 dcdc1 normally
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powers some of the pingroups, NAND/eMMC, SD/MMC, and USB OTG.
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config AXP_DCDC2_VOLT
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int "axp pmic dcdc2 voltage"
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depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP818_POWER
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depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 900 if AXP818_POWER
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default 1400 if AXP152_POWER || AXP209_POWER
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default 1200 if MACH_SUN6I
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default 1100 if MACH_SUN8I
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default 0 if MACH_SUN9I
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---help---
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Set the voltage (mV) to program the axp pmic dcdc2 at, set to 0 to
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disable dcdc2.
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On A10(s) / A13 / A20 boards dcdc2 is VDD-CPU and should be 1.4V.
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On A31 boards dcdc2 is used for VDD-GPU and should be 1.2V.
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On A23/A33 boards dcdc2 is used for VDD-SYS and should be 1.1V.
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On A80 boards dcdc2 powers the GPU and can be left off.
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On A83T boards dcdc2 is used for VDD-CPUA(cluster 0) and should be 0.9V.
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config AXP_DCDC3_VOLT
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int "axp pmic dcdc3 voltage"
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depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP818_POWER
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default 900 if AXP818_POWER
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depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 900 if AXP809_POWER || AXP818_POWER
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default 1500 if AXP152_POWER
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default 1250 if AXP209_POWER
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default 1200 if MACH_SUN6I || MACH_SUN8I
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@ -100,51 +110,55 @@ config AXP_DCDC3_VOLT
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should be 1.25V.
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On A10s boards with an axp152 dcdc3 is VCC-DRAM and should be 1.5V.
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On A23 / A31 / A33 boards dcdc3 is VDD-CPU and should be 1.2V.
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On A80 boards dcdc3 is used for VDD-CPUA(cluster 0) and should be 0.9V.
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On A83T boards dcdc3 is used for VDD-CPUB(cluster 1) and should be 0.9V.
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config AXP_DCDC4_VOLT
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int "axp pmic dcdc4 voltage"
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depends on AXP152_POWER || AXP221_POWER || AXP818_POWER
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depends on AXP152_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 1250 if AXP152_POWER
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default 1200 if MACH_SUN6I
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default 0 if MACH_SUN8I
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default 900 if MACH_SUN9I
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---help---
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Set the voltage (mV) to program the axp pmic dcdc4 at, set to 0 to
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disable dcdc4.
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On A10s boards with an axp152 dcdc4 is VDD-INT-DLL and should be 1.25V.
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On A31 boards dcdc4 is used for VDD-SYS and should be 1.2V.
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On A23 / A33 boards dcdc4 is unused and should be disabled.
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On A80 boards dcdc4 powers VDD-SYS, HDMI, USB OTG and should be 0.9V.
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On A83T boards dcdc4 is used for VDD-GPU.
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config AXP_DCDC5_VOLT
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int "axp pmic dcdc5 voltage"
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depends on AXP221_POWER || AXP818_POWER
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default 1500 if MACH_SUN6I || MACH_SUN8I
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 1500 if MACH_SUN6I || MACH_SUN8I || MACH_SUN9I
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---help---
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Set the voltage (mV) to program the axp pmic dcdc5 at, set to 0 to
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disable dcdc5.
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On A23 / A31 / A33 / A83T boards dcdc5 is VCC-DRAM and should be 1.5V,
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1.35V if DDR3L is used.
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On A23 / A31 / A33 / A80 / A83T boards dcdc5 is VCC-DRAM and
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should be 1.5V, 1.35V if DDR3L is used.
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config AXP_ALDO1_VOLT
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int "axp pmic (a)ldo1 voltage"
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depends on AXP221_POWER || AXP818_POWER
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 0 if MACH_SUN6I
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default 1800 if MACH_SUN8I_A83T
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default 3000 if MACH_SUN8I
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default 3000 if MACH_SUN8I || MACH_SUN9I
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---help---
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Set the voltage (mV) to program the axp pmic aldo1 at, set to 0 to
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disable aldo1.
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On A31 boards aldo1 is often used to power the wifi module.
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On A23 / A33 boards aldo1 is used for VCC-IO and should be 3.0V.
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On A80 boards aldo1 powers the USB hosts and should be 3.0V.
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On A83T / H8 boards aldo1 is used for MIPI CSI, DSI, HDMI, EFUSE, and
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should be 1.8V.
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config AXP_ALDO2_VOLT
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int "axp pmic (a)ldo2 voltage"
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depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP818_POWER
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depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 3000 if AXP152_POWER || AXP209_POWER
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default 0 if MACH_SUN6I
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default 0 if MACH_SUN6I || MACH_SUN9I
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default 1800 if MACH_SUN8I_A83T
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default 2500 if MACH_SUN8I
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---help---
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@ -154,19 +168,21 @@ config AXP_ALDO2_VOLT
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On A31 boards aldo2 is typically unused and should be disabled.
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On A31 boards aldo2 may be used for LPDDR2 then it should be 1.8V.
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On A23 / A33 boards aldo2 is used for VDD-DLL and should be 2.5V.
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On A80 boards aldo2 powers PB pingroup and camera IO and can be left off.
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On A83T / H8 boards aldo2 powers VDD-DLL, VCC18-PLL, CPVDD, VDD18-ADC,
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LPDDR2, and the codec. It should be 1.8V.
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config AXP_ALDO3_VOLT
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int "axp pmic (a)ldo3 voltage"
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depends on AXP209_POWER || AXP221_POWER || AXP818_POWER
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default 0 if AXP209_POWER
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depends on AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 0 if AXP209_POWER || MACH_SUN9I
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default 3000 if MACH_SUN6I || MACH_SUN8I
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---help---
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Set the voltage (mV) to program the axp pmic aldo3 at, set to 0 to
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disable aldo3.
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On A10(s) / A13 / A20 boards aldo3 should be 2.8V.
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On A23 / A31 / A33 boards aldo3 is VCC-PLL and AVCC and should be 3.0V.
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On A80 boards aldo3 is normally not used.
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On A83T / H8 boards aldo3 is AVCC, VCC-PL, and VCC-LED, and should be
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3.0V.
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@ -181,21 +197,23 @@ config AXP_ALDO4_VOLT
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config AXP_DLDO1_VOLT
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int "axp pmic dldo1 voltage"
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depends on AXP221_POWER || AXP818_POWER
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 0
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---help---
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Set the voltage (mV) to program the axp pmic dldo1 at, set to 0 to
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disable dldo1. On sun6i (A31) boards with ethernet dldo1 is often used
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to power the ethernet phy. On sun8i (A23) boards this is often used to
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power the wifi.
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to power the ethernet phy. On A23, A33 and A80 boards this is often
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used to power the wifi.
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config AXP_DLDO2_VOLT
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int "axp pmic dldo2 voltage"
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depends on AXP221_POWER || AXP818_POWER
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 3000 if MACH_SUN9I
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default 0
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---help---
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Set the voltage (mV) to program the axp pmic dldo2 at, set to 0 to
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disable dldo2.
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On A80 boards dldo2 normally powers the PL pins and should be 3.0V.
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config AXP_DLDO3_VOLT
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int "axp pmic dldo3 voltage"
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@ -215,7 +233,7 @@ config AXP_DLDO4_VOLT
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config AXP_ELDO1_VOLT
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int "axp pmic eldo1 voltage"
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depends on AXP221_POWER || AXP818_POWER
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 0
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---help---
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Set the voltage (mV) to program the axp pmic eldo1 at, set to 0 to
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@ -223,7 +241,7 @@ config AXP_ELDO1_VOLT
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config AXP_ELDO2_VOLT
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int "axp pmic eldo2 voltage"
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depends on AXP221_POWER || AXP818_POWER
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 0
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---help---
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Set the voltage (mV) to program the axp pmic eldo2 at, set to 0 to
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@ -231,13 +249,15 @@ config AXP_ELDO2_VOLT
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config AXP_ELDO3_VOLT
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int "axp pmic eldo3 voltage"
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depends on AXP221_POWER || AXP818_POWER
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depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
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default 3000 if MACH_SUN9I
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default 0
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---help---
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Set the voltage (mV) to program the axp pmic eldo3 at, set to 0 to
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disable eldo3. On some A31(s) tablets it might be used to supply
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1.2V for the SSD2828 chip (converter of parallel LCD interface
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into MIPI DSI).
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On A80 boards it powers the PM pingroup and should be 3.0V.
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config AXP_FLDO1_VOLT
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int "axp pmic fldo1 voltage"
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@ -268,7 +288,7 @@ config AXP_FLDO3_VOLT
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config AXP_SW_ON
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bool "axp pmic sw on"
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depends on AXP818_POWER
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depends on AXP809_POWER || AXP818_POWER
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default n
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---help---
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Enable to turn on axp pmic sw.
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@ -9,6 +9,7 @@ obj-$(CONFIG_AS3722_POWER) += as3722.o
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obj-$(CONFIG_AXP152_POWER) += axp152.o
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obj-$(CONFIG_AXP209_POWER) += axp209.o
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obj-$(CONFIG_AXP221_POWER) += axp221.o
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obj-$(CONFIG_AXP809_POWER) += axp809.o
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obj-$(CONFIG_AXP818_POWER) += axp818.o
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obj-$(CONFIG_EXYNOS_TMU) += exynos-tmu.o
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obj-$(CONFIG_FTPMU010_POWER) += ftpmu010.o
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238
drivers/power/axp809.c
Normal file
238
drivers/power/axp809.c
Normal file
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@ -0,0 +1,238 @@
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/*
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* AXP809 driver based on AXP221 driver
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*
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*
|
||||
* (C) Copyright 2016 Chen-Yu Tsai <wens@csie.org>
|
||||
*
|
||||
* 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 <errno.h>
|
||||
#include <asm/arch/gpio.h>
|
||||
#include <asm/arch/pmic_bus.h>
|
||||
#include <axp_pmic.h>
|
||||
|
||||
static u8 axp809_mvolt_to_cfg(int mvolt, int min, int max, int div)
|
||||
{
|
||||
if (mvolt < min)
|
||||
mvolt = min;
|
||||
else if (mvolt > max)
|
||||
mvolt = max;
|
||||
|
||||
return (mvolt - min) / div;
|
||||
}
|
||||
|
||||
int axp_set_dcdc1(unsigned int mvolt)
|
||||
{
|
||||
int ret;
|
||||
u8 cfg = axp809_mvolt_to_cfg(mvolt, 1600, 3400, 100);
|
||||
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC1_EN);
|
||||
|
||||
ret = pmic_bus_write(AXP809_DCDC1_CTRL, cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ret = pmic_bus_setbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_DC1SW_EN);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC1_EN);
|
||||
}
|
||||
|
||||
int axp_set_dcdc2(unsigned int mvolt)
|
||||
{
|
||||
int ret;
|
||||
u8 cfg = axp809_mvolt_to_cfg(mvolt, 600, 1540, 20);
|
||||
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC2_EN);
|
||||
|
||||
ret = pmic_bus_write(AXP809_DCDC2_CTRL, cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC2_EN);
|
||||
}
|
||||
|
||||
int axp_set_dcdc3(unsigned int mvolt)
|
||||
{
|
||||
int ret;
|
||||
u8 cfg = axp809_mvolt_to_cfg(mvolt, 600, 1860, 20);
|
||||
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC3_EN);
|
||||
|
||||
ret = pmic_bus_write(AXP809_DCDC3_CTRL, cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC3_EN);
|
||||
}
|
||||
|
||||
int axp_set_dcdc4(unsigned int mvolt)
|
||||
{
|
||||
int ret;
|
||||
u8 cfg = axp809_mvolt_to_cfg(mvolt, 600, 1540, 20);
|
||||
|
||||
if (mvolt >= 1540)
|
||||
cfg = 0x30 + axp809_mvolt_to_cfg(mvolt, 1800, 2600, 100);
|
||||
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC4_EN);
|
||||
|
||||
ret = pmic_bus_write(AXP809_DCDC5_CTRL, cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC4_EN);
|
||||
}
|
||||
|
||||
int axp_set_dcdc5(unsigned int mvolt)
|
||||
{
|
||||
int ret;
|
||||
u8 cfg = axp809_mvolt_to_cfg(mvolt, 1000, 2550, 50);
|
||||
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_DCDC5_EN);
|
||||
|
||||
ret = pmic_bus_write(AXP809_DCDC5_CTRL, cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_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 && aldo_num == 3)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_ALDO3_EN);
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_ALDO1_EN << (aldo_num - 1));
|
||||
|
||||
cfg = axp809_mvolt_to_cfg(mvolt, 700, 3300, 100);
|
||||
ret = pmic_bus_write(AXP809_ALDO1_CTRL + (aldo_num - 1), cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
if (aldo_num == 3)
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_ALDO3_EN);
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL1,
|
||||
AXP809_OUTPUT_CTRL1_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)
|
||||
{
|
||||
u8 cfg = axp809_mvolt_to_cfg(mvolt, 700, 3300, 100);
|
||||
int ret;
|
||||
|
||||
if (dldo_num < 1 || dldo_num > 2)
|
||||
return -EINVAL;
|
||||
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1));
|
||||
|
||||
if (dldo_num == 1 && mvolt > 3300)
|
||||
cfg += 1 + axp809_mvolt_to_cfg(mvolt, 3400, 4200, 200);
|
||||
ret = pmic_bus_write(AXP809_DLDO1_CTRL + (dldo_num - 1), cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1));
|
||||
}
|
||||
|
||||
int axp_set_eldo(int eldo_num, unsigned int mvolt)
|
||||
{
|
||||
int ret;
|
||||
u8 cfg = axp809_mvolt_to_cfg(mvolt, 700, 3300, 100);
|
||||
|
||||
if (eldo_num < 1 || eldo_num > 3)
|
||||
return -EINVAL;
|
||||
|
||||
if (mvolt == 0)
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_ELDO1_EN << (eldo_num - 1));
|
||||
|
||||
ret = pmic_bus_write(AXP809_ELDO1_CTRL + (eldo_num - 1), cfg);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_ELDO1_EN << (eldo_num - 1));
|
||||
}
|
||||
|
||||
int axp_set_sw(bool on)
|
||||
{
|
||||
if (on)
|
||||
return pmic_bus_setbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_SWOUT_EN);
|
||||
|
||||
return pmic_bus_clrbits(AXP809_OUTPUT_CTRL2,
|
||||
AXP809_OUTPUT_CTRL2_SWOUT_EN);
|
||||
}
|
||||
|
||||
int axp_init(void)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = pmic_bus_init();
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
||||
{
|
||||
pmic_bus_write(AXP809_SHUTDOWN, AXP809_SHUTDOWN_POWEROFF);
|
||||
|
||||
/* infinite loop during shutdown */
|
||||
while (1) {}
|
||||
|
||||
/* not reached */
|
||||
return 0;
|
||||
}
|
||||
60
include/axp809.h
Normal file
60
include/axp809.h
Normal file
|
|
@ -0,0 +1,60 @@
|
|||
/*
|
||||
* (C) Copyright 2016 Chen-Yu Tsai <wens@csie.org>
|
||||
*
|
||||
* X-Powers AXP809 Power Management IC driver
|
||||
*
|
||||
* SPDX-License-Identifier: GPL-2.0+
|
||||
*/
|
||||
|
||||
#define AXP809_CHIP_ID 0x03
|
||||
|
||||
#define AXP809_OUTPUT_CTRL1 0x10
|
||||
#define AXP809_OUTPUT_CTRL1_DC5LDO_EN (1 << 0)
|
||||
#define AXP809_OUTPUT_CTRL1_DCDC1_EN (1 << 1)
|
||||
#define AXP809_OUTPUT_CTRL1_DCDC2_EN (1 << 2)
|
||||
#define AXP809_OUTPUT_CTRL1_DCDC3_EN (1 << 3)
|
||||
#define AXP809_OUTPUT_CTRL1_DCDC4_EN (1 << 4)
|
||||
#define AXP809_OUTPUT_CTRL1_DCDC5_EN (1 << 5)
|
||||
#define AXP809_OUTPUT_CTRL1_ALDO1_EN (1 << 6)
|
||||
#define AXP809_OUTPUT_CTRL1_ALDO2_EN (1 << 7)
|
||||
#define AXP809_OUTPUT_CTRL2 0x12
|
||||
#define AXP809_OUTPUT_CTRL2_ELDO1_EN (1 << 0)
|
||||
#define AXP809_OUTPUT_CTRL2_ELDO2_EN (1 << 1)
|
||||
#define AXP809_OUTPUT_CTRL2_ELDO3_EN (1 << 2)
|
||||
#define AXP809_OUTPUT_CTRL2_DLDO1_EN (1 << 3)
|
||||
#define AXP809_OUTPUT_CTRL2_DLDO2_EN (1 << 4)
|
||||
#define AXP809_OUTPUT_CTRL2_ALDO3_EN (1 << 5)
|
||||
#define AXP809_OUTPUT_CTRL2_SWOUT_EN (1 << 6)
|
||||
#define AXP809_OUTPUT_CTRL2_DC1SW_EN (1 << 7)
|
||||
|
||||
#define AXP809_DLDO1_CTRL 0x15
|
||||
#define AXP809_DLDO2_CTRL 0x16
|
||||
#define AXP809_ELDO1_CTRL 0x19
|
||||
#define AXP809_ELDO2_CTRL 0x1a
|
||||
#define AXP809_ELDO3_CTRL 0x1b
|
||||
#define AXP809_DC5LDO_CTRL 0x1c
|
||||
#define AXP809_DCDC1_CTRL 0x21
|
||||
#define AXP809_DCDC2_CTRL 0x22
|
||||
#define AXP809_DCDC3_CTRL 0x23
|
||||
#define AXP809_DCDC4_CTRL 0x24
|
||||
#define AXP809_DCDC5_CTRL 0x25
|
||||
#define AXP809_ALDO1_CTRL 0x28
|
||||
#define AXP809_ALDO2_CTRL 0x29
|
||||
#define AXP809_ALDO3_CTRL 0x2a
|
||||
#define AXP809_SHUTDOWN 0x32
|
||||
#define AXP809_SHUTDOWN_POWEROFF (1 << 7)
|
||||
|
||||
/* For axp_gpio.c */
|
||||
#define AXP_POWER_STATUS 0x00
|
||||
#define AXP_POWER_STATUS_VBUS_PRESENT (1 << 5)
|
||||
#define AXP_VBUS_IPSOUT 0x30
|
||||
#define AXP_VBUS_IPSOUT_DRIVEBUS (1 << 2)
|
||||
#define AXP_MISC_CTRL 0x8f
|
||||
#define AXP_MISC_CTRL_N_VBUSEN_FUNC (1 << 4)
|
||||
#define AXP_GPIO0_CTRL 0x90
|
||||
#define AXP_GPIO1_CTRL 0x92
|
||||
#define AXP_GPIO_CTRL_OUTPUT_LOW 0x00 /* Drive pin low */
|
||||
#define AXP_GPIO_CTRL_OUTPUT_HIGH 0x01 /* Drive pin high */
|
||||
#define AXP_GPIO_CTRL_INPUT 0x02 /* Input */
|
||||
#define AXP_GPIO_STATE 0x94
|
||||
#define AXP_GPIO_STATE_OFFSET 0
|
||||
|
|
@ -16,6 +16,9 @@
|
|||
#ifdef CONFIG_AXP221_POWER
|
||||
#include <axp221.h>
|
||||
#endif
|
||||
#ifdef CONFIG_AXP809_POWER
|
||||
#include <axp809.h>
|
||||
#endif
|
||||
#ifdef CONFIG_AXP818_POWER
|
||||
#include <axp818.h>
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Reference in a new issue