2017年1月6日 05:59于 Maxime Ripard maxime.ripard@free-electrons.com写道：
On Fri, Dec 23, 2016 at 04:31:32PM +0800, Icenowy Zheng wrote:
The A64 uses the AXP803 as its PMIC.
Signed-off-by: Icenowy Zheng icenowy@aosc.xyz
arch/arm/mach-sunxi/Makefile | 3 + arch/arm/mach-sunxi/pmic_bus.c | 6 +- arch/arm/mach-sunxi/rsb.c | 2 +- board/sunxi/board.c | 31 ++--- drivers/power/Kconfig | 87 ++++++++------ drivers/power/Makefile | 1 + drivers/power/axp803.c | 255 +++++++++++++++++++++++++++++++++++++++++ drivers/power/axp818.c | 2 +- include/axp803.h | 73 ++++++++++++ include/axp_pmic.h | 3 + 10 files changed, 413 insertions(+), 50 deletions(-) create mode 100644 drivers/power/axp803.c create mode 100644 include/axp803.h
diff --git a/arch/arm/mach-sunxi/Makefile b/arch/arm/mach-sunxi/Makefile index 128091e4e6..dcf2b5245d 100644 --- a/arch/arm/mach-sunxi/Makefile +++ b/arch/arm/mach-sunxi/Makefile @@ -19,9 +19,11 @@ endif obj-$(CONFIG_MACH_SUN6I) += prcm.o obj-$(CONFIG_MACH_SUN8I) += prcm.o obj-$(CONFIG_MACH_SUN9I) += prcm.o +obj-$(CONFIG_MACH_SUN50I) += prcm.o
Introducing a PRCM config option that would be selected by the various MACH_* seems like a better option.
obj-$(CONFIG_MACH_SUN6I) += p2wi.o obj-$(CONFIG_MACH_SUN8I) += rsb.o obj-$(CONFIG_MACH_SUN9I) += rsb.o +obj-$(CONFIG_MACH_SUN50I) += rsb.o
Ditto.
obj-$(CONFIG_MACH_SUN4I) += clock_sun4i.o obj-$(CONFIG_MACH_SUN5I) += clock_sun4i.o obj-$(CONFIG_MACH_SUN6I) += clock_sun6i.o @@ -37,6 +39,7 @@ obj-$(CONFIG_MACH_SUN9I) += clock_sun9i.o gtbus_sun9i.o obj-$(CONFIG_AXP152_POWER) += pmic_bus.o obj-$(CONFIG_AXP209_POWER) += pmic_bus.o obj-$(CONFIG_AXP221_POWER) += pmic_bus.o +obj-$(CONFIG_AXP803_POWER) += pmic_bus.o obj-$(CONFIG_AXP809_POWER) += pmic_bus.o obj-$(CONFIG_AXP818_POWER) += pmic_bus.o diff --git a/arch/arm/mach-sunxi/pmic_bus.c b/arch/arm/mach-sunxi/pmic_bus.c index 7c57f02792..0ac64a97cf 100644 --- a/arch/arm/mach-sunxi/pmic_bus.c +++ b/arch/arm/mach-sunxi/pmic_bus.c @@ -36,7 +36,7 @@ int pmic_bus_init(void) if (!needs_init) return 0; -#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER +#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP803_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
And you need to wrap your line here.
# ifdef CONFIG_MACH_SUN6I p2wi_init(); ret = p2wi_change_to_p2wi_mode(AXP221_CHIP_ADDR, AXP221_CTRL_ADDR, @@ -62,7 +62,7 @@ int pmic_bus_read(u8 reg, u8 *data) return i2c_read(AXP152_I2C_ADDR, reg, 1, data, 1); #elif defined CONFIG_AXP209_POWER return i2c_read(AXP209_I2C_ADDR, reg, 1, data, 1); -#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER +#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP803_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
Ditto
# ifdef CONFIG_MACH_SUN6I return p2wi_read(reg, data); # else @@ -77,7 +77,7 @@ int pmic_bus_write(u8 reg, u8 data) return i2c_write(AXP152_I2C_ADDR, reg, 1, &data, 1); #elif defined CONFIG_AXP209_POWER return i2c_write(AXP209_I2C_ADDR, reg, 1, &data, 1); -#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER +#elif defined CONFIG_AXP221_POWER || defined CONFIG_AXP803_POWER || defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
Ditto
# ifdef CONFIG_MACH_SUN6I return p2wi_write(reg, data); # else diff --git a/arch/arm/mach-sunxi/rsb.c b/arch/arm/mach-sunxi/rsb.c index 6fd11f1529..28d05e962a 100644 --- a/arch/arm/mach-sunxi/rsb.c +++ b/arch/arm/mach-sunxi/rsb.c @@ -20,7 +20,7 @@ static int rsb_set_device_mode(void); static void rsb_cfg_io(void) { -#ifdef CONFIG_MACH_SUN8I +#if defined CONFIG_MACH_SUN8I || defined CONFIG_MACH_SUN50I sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_GPL_R_RSB); sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_GPL_R_RSB); sunxi_gpio_set_pull(SUNXI_GPL(0), 1); diff --git a/board/sunxi/board.c b/board/sunxi/board.c index 53656383d5..3435b80c14 100644 --- a/board/sunxi/board.c +++ b/board/sunxi/board.c @@ -487,26 +487,27 @@ void sunxi_board_init(void) #endif #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \
- defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
- defined CONFIG_AXP818_POWER
- defined CONFIG_AXP221_POWER || defined CONFIG_AXP803_POWER || \
- defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
power_failed = axp_init(); -#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
- defined CONFIG_AXP818_POWER
+#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP803_POWER || \
- defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT); #endif power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT); power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT); -#if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP818_POWER) +#if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP803_POWER) && \
- !defined(CONFIG_AXP818_POWER)
power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT); #endif -#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
- defined CONFIG_AXP818_POWER
+#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP803_POWER || \
- defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT); #endif -#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
- defined CONFIG_AXP818_POWER
+#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP803_POWER || \
- defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT); #endif power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT); @@ -517,8 +518,8 @@ void sunxi_board_init(void) power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT); #endif -#if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP809_POWER) || \
- defined(CONFIG_AXP818_POWER)
+#if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP803_POWER) || \
- defined(CONFIG_AXP809_POWER) || defined(CONFIG_AXP818_POWER)
power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT); power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT); #if !defined CONFIG_AXP809_POWER @@ -530,13 +531,17 @@ void sunxi_board_init(void) power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT); #endif -#ifdef CONFIG_AXP818_POWER +#if defined CONFIG_AXP803_POWER || defined CONFIG_AXP818_POWER power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT); power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT); +#endif
+#ifdef CONFIG_AXP818_POWER power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT); #endif -#if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER +#if defined CONFIG_AXP803_POWER || defined CONFIG_AXP809_POWER || \
- defined CONFIG_AXP818_POWER
power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON)); #endif #endif diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index f2c5629be2..e6f5903a17 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -11,8 +11,9 @@ choice depends on ARCH_SUNXI default AXP209_POWER if MACH_SUN4I || MACH_SUN5I || MACH_SUN7I default AXP221_POWER if MACH_SUN6I || MACH_SUN8I_A23 || MACH_SUN8I_A33
- default AXP803_POWER if MACH_SUN50I
default AXP818_POWER if MACH_SUN8I_A83T
- default SUNXI_NO_PMIC if MACH_SUN8I_H3 || MACH_SUN50I
- default SUNXI_NO_PMIC if MACH_SUN8I_H3
config SUNXI_NO_PMIC bool "board without a pmic" @@ -43,6 +44,13 @@ config AXP221_POWER Select this to enable support for the axp221/axp223 pmic found on most A23 and A31 boards. +config AXP803_POWER
- bool "axp803 pmic support"
- depends on MACH_SUN50I
- select CMD_POWEROFF
- ---help---
- Say y here to enable support for the axp803 pmic found on A64 boards.
config AXP809_POWER bool "axp809 pmic support" depends on MACH_SUN9I @@ -69,25 +77,25 @@ endchoice config AXP_DCDC1_VOLT int "axp pmic dcdc1 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- default 3300 if AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
- default 3300 if AXP818_POWER || MACH_SUN50I
default 3000 if MACH_SUN6I || MACH_SUN8I || MACH_SUN9I ---help--- Set the voltage (mV) to program the axp pmic dcdc1 at, set to 0 to disable dcdc1. On A23 / A31 / A33 (axp221) boards dcdc1 is used for generic 3.3V IO voltage for external devices like the lcd-panal and sdcard interfaces, etc. On most boards dcdc1 is undervolted to 3.0V to
- save battery. On A31 devices dcdc1 is also used for VCC-IO. On A83T
- dcdc1 is used for VCC-IO, nand, usb0, sd , etc. On A80 dcdc1 normally
- powers some of the pingroups, NAND/eMMC, SD/MMC, and USB OTG.
- save battery. On A31 devices dcdc1 is also used for VCC-IO. On A83T and
- A64 dcdc1 is used for VCC-IO, nand, usb0, sd , etc. On A80 dcdc1
- normally powers some of the pingroups, NAND/eMMC, SD/MMC, and USB OTG.
config AXP_DCDC2_VOLT int "axp pmic dcdc2 voltage"
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 900 if AXP818_POWER default 1400 if AXP152_POWER || AXP209_POWER default 1200 if MACH_SUN6I
- default 1100 if MACH_SUN8I
- default 1100 if MACH_SUN8I || MACH_SUN50I
default 0 if MACH_SUN9I ---help--- Set the voltage (mV) to program the axp pmic dcdc2 at, set to 0 to @@ -97,15 +105,17 @@ config AXP_DCDC2_VOLT On A23/A33 boards dcdc2 is used for VDD-SYS and should be 1.1V. On A80 boards dcdc2 powers the GPU and can be left off. On A83T boards dcdc2 is used for VDD-CPUA(cluster 0) and should be 0.9V.
- On A64 boards dcdc2 is used with dcdc3 for VDD-CPU and should be 1.1V.
config AXP_DCDC3_VOLT int "axp pmic dcdc3 voltage"
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 900 if AXP809_POWER || AXP818_POWER default 1500 if AXP152_POWER default 1250 if AXP209_POWER default 1200 if MACH_SUN6I || MACH_SUN8I
- ---help---
- default 1100 if MACH_SUN50I
+---help---
Why is that change needed?
Set the voltage (mV) to program the axp pmic dcdc3 at, set to 0 to disable dcdc3. On A10(s) / A13 / A20 boards with an axp209 dcdc3 is VDD-INT-DLL and @@ -114,39 +124,42 @@ config AXP_DCDC3_VOLT On A23 / A31 / A33 boards dcdc3 is VDD-CPU and should be 1.2V. On A80 boards dcdc3 is used for VDD-CPUA(cluster 0) and should be 0.9V. On A83T boards dcdc3 is used for VDD-CPUB(cluster 1) and should be 0.9V.
- On A64 boards dcdc3 is used with dcdc2 for VDD-CPU and should be 1.1V.
config AXP_DCDC4_VOLT int "axp pmic dcdc4 voltage"
- depends on AXP152_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP152_POWER || AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 1250 if AXP152_POWER default 1200 if MACH_SUN6I default 0 if MACH_SUN8I default 900 if MACH_SUN9I
- default 0 if MACH_SUN50I
---help--- Set the voltage (mV) to program the axp pmic dcdc4 at, set to 0 to disable dcdc4. On A10s boards with an axp152 dcdc4 is VDD-INT-DLL and should be 1.25V. On A31 boards dcdc4 is used for VDD-SYS and should be 1.2V.
- On A23 / A33 boards dcdc4 is unused and should be disabled.
- On A23 / A33 / A64 boards dcdc4 is unused and should be disabled.
On A80 boards dcdc4 powers VDD-SYS, HDMI, USB OTG and should be 0.9V. On A83T boards dcdc4 is used for VDD-GPU. config AXP_DCDC5_VOLT int "axp pmic dcdc5 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- default 1500 if MACH_SUN6I || MACH_SUN8I || MACH_SUN9I
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
- default 1500 if MACH_SUN6I || MACH_SUN8I || MACH_SUN9I || MACH_SUN50I
---help--- Set the voltage (mV) to program the axp pmic dcdc5 at, set to 0 to disable dcdc5.
- On A23 / A31 / A33 / A80 / A83T boards dcdc5 is VCC-DRAM and
- On A23 / A31 / A33 / A64 / A80 / A83T boards dcdc5 is VCC-DRAM and
should be 1.5V, 1.35V if DDR3L is used. config AXP_ALDO1_VOLT int "axp pmic (a)ldo1 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 0 if MACH_SUN6I default 1800 if MACH_SUN8I_A83T default 3000 if MACH_SUN8I || MACH_SUN9I
- default 2800 if MACH_SUN50I
---help--- Set the voltage (mV) to program the axp pmic aldo1 at, set to 0 to disable aldo1. @@ -155,14 +168,16 @@ config AXP_ALDO1_VOLT On A80 boards aldo1 powers the USB hosts and should be 3.0V. On A83T / H8 boards aldo1 is used for MIPI CSI, DSI, HDMI, EFUSE, and should be 1.8V.
- On A64 boards aldo1 powers PE pingroup and CSI and should be 2.8V.
That depends on the usage of these pins, and there's no such requirements from the SoC, this is a board design choice.
config AXP_ALDO2_VOLT int "axp pmic (a)ldo2 voltage"
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 3000 if AXP152_POWER || AXP209_POWER default 0 if MACH_SUN6I || MACH_SUN9I default 1800 if MACH_SUN8I_A83T default 2500 if MACH_SUN8I
- default 1800 if MACH_SUN50I
---help--- Set the voltage (mV) to program the axp pmic aldo2 at, set to 0 to disable aldo2. @@ -173,17 +188,19 @@ config AXP_ALDO2_VOLT On A80 boards aldo2 powers PB pingroup and camera IO and can be left off. On A83T / H8 boards aldo2 powers VDD-DLL, VCC18-PLL, CPVDD, VDD18-ADC, LPDDR2, and the codec. It should be 1.8V.
- On A64 boards aldo2 powers PL pingroup and should be 1.8V.
config AXP_ALDO3_VOLT int "axp pmic (a)ldo3 voltage"
- depends on AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP209_POWER || AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 0 if AXP209_POWER || MACH_SUN9I
- default 3000 if MACH_SUN6I || MACH_SUN8I
- default 3000 if MACH_SUN6I || MACH_SUN8I || MACH_SUN50I
---help--- Set the voltage (mV) to program the axp pmic aldo3 at, set to 0 to disable aldo3. On A10(s) / A13 / A20 boards aldo3 should be 2.8V.
- On A23 / A31 / A33 boards aldo3 is VCC-PLL and AVCC and should be 3.0V.
- On A23 / A31 / A33 / A64 boards aldo3 is VCC-PLL and AVCC
- and should be 3.0V.
On A80 boards aldo3 is normally not used. On A83T / H8 boards aldo3 is AVCC, VCC-PL, and VCC-LED, and should be 3.0V. @@ -199,17 +216,19 @@ config AXP_ALDO4_VOLT config AXP_DLDO1_VOLT int "axp pmic dldo1 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
- default 3300 if MACH_SUN50I
default 0 ---help--- Set the voltage (mV) to program the axp pmic dldo1 at, set to 0 to disable dldo1. On sun6i (A31) boards with ethernet dldo1 is often used to power the ethernet phy. On A23, A33 and A80 boards this is often
- used to power the wifi.
- used to power the wifi. On A64 boards this is often used to power the
- HDMI.
config AXP_DLDO2_VOLT int "axp pmic dldo2 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 3000 if MACH_SUN9I default 0 ---help--- @@ -219,7 +238,7 @@ config AXP_DLDO2_VOLT config AXP_DLDO3_VOLT int "axp pmic dldo3 voltage"
- depends on AXP221_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP818_POWER
default 0 ---help--- Set the voltage (mV) to program the axp pmic dldo3 at, set to 0 to @@ -227,7 +246,7 @@ config AXP_DLDO3_VOLT config AXP_DLDO4_VOLT int "axp pmic dldo4 voltage"
- depends on AXP221_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP818_POWER
default 0 ---help--- Set the voltage (mV) to program the axp pmic dldo4 at, set to 0 to @@ -235,15 +254,17 @@ config AXP_DLDO4_VOLT config AXP_ELDO1_VOLT int "axp pmic eldo1 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
- default 1800 if MACH_SUN50I
default 0 ---help--- Set the voltage (mV) to program the axp pmic eldo1 at, set to 0 to disable eldo1.
- On A64 boards it's used for the codec and should be 1.8V.
Again, there's no particular reason to make that comment.
config AXP_ELDO2_VOLT int "axp pmic eldo2 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 0 ---help--- Set the voltage (mV) to program the axp pmic eldo2 at, set to 0 to @@ -251,7 +272,7 @@ config AXP_ELDO2_VOLT config AXP_ELDO3_VOLT int "axp pmic eldo3 voltage"
- depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
- depends on AXP221_POWER || AXP803_POWER || AXP809_POWER || AXP818_POWER
default 3000 if MACH_SUN9I default 0 ---help--- @@ -263,8 +284,8 @@ config AXP_ELDO3_VOLT config AXP_FLDO1_VOLT int "axp pmic fldo1 voltage"
- depends on AXP818_POWER
- default 0 if MACH_SUN8I_A83T
- depends on AXP803_POWER || AXP818_POWER
- default 0
---help--- Set the voltage (mV) to program the axp pmic fldo1 at, set to 0 to disable fldo1. @@ -273,11 +294,13 @@ config AXP_FLDO1_VOLT config AXP_FLDO2_VOLT int "axp pmic fldo2 voltage"
- depends on AXP818_POWER
- depends on AXP803_POWER || AXP818_POWER
- default 1100 if MACH_SUN50I
default 900 if MACH_SUN8I_A83T ---help--- Set the voltage (mV) to program the axp pmic fldo2 at, set to 0 to disable fldo2.
- On A64 boards fldo2 is VCC-CPUS and should be 1.1V.
On A83T / H8 boards fldo2 is VCC-CPUS and should be 0.9V. config AXP_FLDO3_VOLT @@ -290,7 +313,7 @@ config AXP_FLDO3_VOLT config AXP_SW_ON bool "axp pmic sw on"
- depends on AXP809_POWER || AXP818_POWER
- depends on AXP803_POWER || AXP809_POWER || AXP818_POWER
default n ---help--- Enable to turn on axp pmic sw. diff --git a/drivers/power/Makefile b/drivers/power/Makefile index b43523e628..1449e875ce 100644 --- a/drivers/power/Makefile +++ b/drivers/power/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_AS3722_POWER) += as3722.o obj-$(CONFIG_AXP152_POWER) += axp152.o obj-$(CONFIG_AXP209_POWER) += axp209.o obj-$(CONFIG_AXP221_POWER) += axp221.o +obj-$(CONFIG_AXP803_POWER) += axp803.o obj-$(CONFIG_AXP809_POWER) += axp809.o obj-$(CONFIG_AXP818_POWER) += axp818.o obj-$(CONFIG_EXYNOS_TMU) += exynos-tmu.o diff --git a/drivers/power/axp803.c b/drivers/power/axp803.c new file mode 100644 index 0000000000..ac65a5c7ec --- /dev/null +++ b/drivers/power/axp803.c @@ -0,0 +1,255 @@ +/*
- AXP803 driver based on AXP818 driver
- Based on axp818.c
- (C) Copyright 2015 Vishnu Patekar vishnuptekar0510@gmail.com
- 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 axp803_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 = axp803_mvolt_to_cfg(mvolt, 1600, 3400, 100);
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP803_OUTPUT_CTRL1,
- AXP803_OUTPUT_CTRL1_DCDC1_EN);
- ret = pmic_bus_write(AXP803_DCDC1_CTRL, cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL1,
- AXP803_OUTPUT_CTRL1_DCDC1_EN);
+}
+int axp_set_dcdc2(unsigned int mvolt) +{
- int ret;
- u8 cfg;
- if (mvolt >= 1220)
- cfg = 70 + axp803_mvolt_to_cfg(mvolt, 1220, 1300, 20);
- else
- cfg = axp803_mvolt_to_cfg(mvolt, 500, 1200, 10);
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP803_OUTPUT_CTRL1,
- AXP803_OUTPUT_CTRL1_DCDC2_EN);
- ret = pmic_bus_write(AXP803_DCDC2_CTRL, cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL1,
- AXP803_OUTPUT_CTRL1_DCDC2_EN);
+}
+int axp_set_dcdc3(unsigned int mvolt) +{
- int ret;
- u8 cfg;
- if (mvolt >= 1220)
- cfg = 70 + axp803_mvolt_to_cfg(mvolt, 1220, 1300, 20);
- else
- cfg = axp803_mvolt_to_cfg(mvolt, 500, 1200, 10);
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP803_OUTPUT_CTRL1,
- AXP803_OUTPUT_CTRL1_DCDC3_EN);
- ret = pmic_bus_write(AXP803_DCDC3_CTRL, cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL1,
- AXP803_OUTPUT_CTRL1_DCDC3_EN);
+}
+int axp_set_dcdc5(unsigned int mvolt) +{
- int ret;
- u8 cfg;
- if (mvolt >= 1140)
- cfg = 32 + axp803_mvolt_to_cfg(mvolt, 1140, 1840, 20);
- else
- cfg = axp803_mvolt_to_cfg(mvolt, 800, 1120, 10);
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP803_OUTPUT_CTRL1,
- AXP803_OUTPUT_CTRL1_DCDC5_EN);
- ret = pmic_bus_write(AXP803_DCDC5_CTRL, cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL1,
- AXP803_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(AXP803_OUTPUT_CTRL3,
- AXP803_OUTPUT_CTRL3_ALDO1_EN << (aldo_num - 1));
- cfg = axp803_mvolt_to_cfg(mvolt, 700, 3300, 100);
- ret = pmic_bus_write(AXP803_ALDO1_CTRL + (aldo_num - 1), cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL3,
- AXP803_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(AXP803_OUTPUT_CTRL2,
- AXP803_OUTPUT_CTRL2_DLDO1_EN << (dldo_num - 1));
- cfg = axp803_mvolt_to_cfg(mvolt, 700, 3300, 100);
- if (dldo_num == 2 && mvolt > 3300)
- cfg += 1 + axp803_mvolt_to_cfg(mvolt, 3400, 4200, 200);
- ret = pmic_bus_write(AXP803_DLDO1_CTRL + (dldo_num - 1), cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL2,
- AXP803_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(AXP803_OUTPUT_CTRL2,
- AXP803_OUTPUT_CTRL2_ELDO1_EN << (eldo_num - 1));
- cfg = axp803_mvolt_to_cfg(mvolt, 700, 1900, 50);
- ret = pmic_bus_write(AXP803_ELDO1_CTRL + (eldo_num - 1), cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL2,
- AXP803_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 > 2)
- return -EINVAL;
- if (mvolt == 0)
- return pmic_bus_clrbits(AXP803_OUTPUT_CTRL3,
- AXP803_OUTPUT_CTRL3_FLDO1_EN << (fldo_num - 1));
- cfg = axp803_mvolt_to_cfg(mvolt, 700, 1450, 50);
- ret = pmic_bus_write(AXP803_FLDO1_CTRL + (fldo_num - 1), cfg);
- if (ret)
- return ret;
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL3,
- AXP803_OUTPUT_CTRL3_FLDO1_EN << (fldo_num - 1));
+}
+int axp_set_sw(bool on) +{
- if (on)
- return pmic_bus_setbits(AXP803_OUTPUT_CTRL2,
- AXP803_OUTPUT_CTRL2_SW_EN);
- return pmic_bus_clrbits(AXP803_OUTPUT_CTRL2,
- AXP803_OUTPUT_CTRL2_SW_EN);
+}
+int axp_init(void) +{
- u8 axp_chip_id;
- int ret;
- ret = pmic_bus_init();
- if (ret)
- return ret;
- ret = pmic_bus_read(AXP803_CHIP_ID, &axp_chip_id);
- if (ret)
- return ret;
- if (!(axp_chip_id == 0x51))
- return -ENODEV;
- else
- return ret;
- return 0;
+}
+int do_poweroff(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{
- pmic_bus_write(AXP803_SHUTDOWN, AXP803_SHUTDOWN_POWEROFF);
- /* infinite loop during shutdown */
- while (1) {}
- /* not reached */
- return 0;
+}
Is there any difference with the AXP818 driver?
FLDO3 is missing.
diff --git a/drivers/power/axp818.c b/drivers/power/axp818.c index af4d7a6903..ad0c330ca5 100644 --- a/drivers/power/axp818.c +++ b/drivers/power/axp818.c @@ -162,7 +162,7 @@ int axp_set_dldo(int dldo_num, unsigned int mvolt) 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_ELDO1_CTRL + (dldo_num - 1), cfg);
- ret = pmic_bus_write(AXP818_DLDO1_CTRL + (dldo_num - 1), cfg);
Why is that change necesary?
Oops... It should be another bugfix...
Overall there is need to split this patch into several chunks, to enable the RSB, PRCM, to add the new driver, and then enable it.
Maxime
-- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
-- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscribe@googlegroups.com. For more options, visit https://groups.google.com/d/optout.