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-rw-r--r--drivers/power/Kconfig40
-rw-r--r--drivers/power/Makefile1
-rw-r--r--drivers/power/axp818.c132
-rw-r--r--include/axp818.h75
-rw-r--r--include/axp_pmic.h3
5 files changed, 240 insertions, 11 deletions
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 1936e5f1fc..e86dd72c14 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -9,6 +9,7 @@ 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 AXP818_POWER if MACH_SUN8I_A83T
default SUNXI_NO_PMIC if MACH_SUN8I_H3
config SUNXI_NO_PMIC
@@ -37,22 +38,32 @@ config AXP221_POWER
Select this to enable support for the axp221/axp223 pmic found on most
A23 and A31 boards.
+config AXP818_POWER
+ boolean "axp818 pmic support"
+ depends on MACH_SUN8I_A83T
+ ---help---
+ Say y here to enable support for the axp818 pmic found on
+ A83T dev board.
+
endchoice
config AXP_DCDC1_VOLT
int "axp pmic dcdc1 voltage"
- depends on AXP221_POWER
+ depends on AXP221_POWER || AXP818_POWER
+ default 3300 if AXP818_POWER
default 3000 if MACH_SUN6I || MACH_SUN8I
---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
- safe battery. On A31 devices dcdc1 is also used for VCC-IO.
+ safe battery. On A31 devices dcdc1 is also used for VCC-IO. On A83T
+ dcdc1 is used for VCC-IO, nand, usb0, sd , etc.
config AXP_DCDC2_VOLT
int "axp pmic dcdc2 voltage"
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER
+ depends on AXP152_POWER || AXP209_POWER || AXP221_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
@@ -62,10 +73,12 @@ config AXP_DCDC2_VOLT
On A10(s) / A13 / A20 boards dcdc2 is VDD-CPU and should be 1.4V.
On A31 boards dcdc2 is used for VDD-GPU and should be 1.2V.
On A23/A33 boards dcdc2 is used for VDD-SYS and should be 1.1V.
+ On A83T boards dcdc2 is used for VDD-CPUA(cluster 0) and should be 0.9V.
config AXP_DCDC3_VOLT
int "axp pmic dcdc3 voltage"
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER
+ depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP818_POWER
+ default 900 if AXP818_POWER
default 1500 if AXP152_POWER
default 1250 if AXP209_POWER
default 1200 if MACH_SUN6I || MACH_SUN8I
@@ -76,10 +89,11 @@ config AXP_DCDC3_VOLT
should be 1.25V.
On A10s boards with an axp152 dcdc3 is VCC-DRAM and should be 1.5V.
On A23 / A31 / A33 boards dcdc3 is VDD-CPU and should be 1.2V.
+ On A83T boards dcdc3 is used for VDD-CPUB(cluster 1) and should be 0.9V.
config AXP_DCDC4_VOLT
int "axp pmic dcdc4 voltage"
- depends on AXP152_POWER || AXP221_POWER
+ depends on AXP152_POWER || AXP221_POWER || AXP818_POWER
default 1250 if AXP152_POWER
default 1200 if MACH_SUN6I
default 0 if MACH_SUN8I
@@ -89,15 +103,18 @@ config AXP_DCDC4_VOLT
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 A83T boards dcdc4 is used for VDD-GPU.
config AXP_DCDC5_VOLT
int "axp pmic dcdc5 voltage"
- depends on AXP221_POWER
+ depends on AXP221_POWER || AXP818_POWER
+ default 1800 if AXP818_POWER
default 1500 if MACH_SUN6I || MACH_SUN8I
---help---
Set the voltage (mV) to program the axp pmic dcdc5 at, set to 0 to
disable dcdc5.
- On A23 / A31 / A33 boards dcdc5 is VCC-DRAM and should be 1.5V.
+ On A23 / A31 / A33 / A83T boards dcdc5 is VCC-DRAM and should be 1.5V,
+ 1.8V for A83T.
config AXP_ALDO1_VOLT
int "axp pmic (a)ldo1 voltage"
@@ -112,7 +129,7 @@ config AXP_ALDO1_VOLT
config AXP_ALDO2_VOLT
int "axp pmic (a)ldo2 voltage"
- depends on AXP152_POWER || AXP209_POWER || AXP221_POWER
+ depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP818_POWER
default 3000 if AXP152_POWER || AXP209_POWER
default 0 if MACH_SUN6I
default 2500 if MACH_SUN8I
@@ -126,14 +143,15 @@ config AXP_ALDO2_VOLT
config AXP_ALDO3_VOLT
int "axp pmic (a)ldo3 voltage"
- depends on AXP209_POWER || AXP221_POWER
- default 0 if AXP209_POWER
+ depends on AXP209_POWER || AXP221_POWER || AXP818_POWER
+ default 0 if AXP209_POWER || AXP818_POWER
default 3000 if MACH_SUN6I || MACH_SUN8I
---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 A83T aldo3 is used for LVDS, DSI, MIPI, HDMI, etc.
config AXP_ALDO4_VOLT
int "axp pmic (a)ldo4 voltage"
@@ -172,7 +190,7 @@ config AXP_DLDO3_VOLT
config AXP_DLDO4_VOLT
int "axp pmic dldo4 voltage"
- depends on AXP221_POWER
+ depends on AXP221_POWER || AXP818_POWER
default 0
---help---
Set the voltage (mV) to program the axp pmic dldo4 at, set to 0 to
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index a2d3c047db..0fdbca3c35 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-$(CONFIG_AXP818_POWER) += axp818.o
obj-$(CONFIG_EXYNOS_TMU) += exynos-tmu.o
obj-$(CONFIG_FTPMU010_POWER) += ftpmu010.o
obj-$(CONFIG_TPS6586X_POWER) += tps6586x.o
diff --git a/drivers/power/axp818.c b/drivers/power/axp818.c
new file mode 100644
index 0000000000..4b21a83879
--- /dev/null
+++ b/drivers/power/axp818.c
@@ -0,0 +1,132 @@
+/*
+ * AXP818 driver based on AXP221 driver
+ *
+ *
+ * (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 axp818_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 = axp818_mvolt_to_cfg(mvolt, 1600, 3400, 100);
+
+ if (mvolt == 0)
+ return pmic_bus_clrbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC1_EN);
+
+ ret = pmic_bus_write(AXP818_DCDC1_CTRL, cfg);
+ if (ret)
+ return ret;
+
+ return pmic_bus_setbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC1_EN);
+}
+
+int axp_set_dcdc2(unsigned int mvolt)
+{
+ int ret;
+ u8 cfg;
+
+ if (mvolt >= 1220)
+ cfg = 70 + axp818_mvolt_to_cfg(mvolt, 1220, 1300, 20);
+ else
+ cfg = axp818_mvolt_to_cfg(mvolt, 500, 1200, 10);
+
+ if (mvolt == 0)
+ return pmic_bus_clrbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC2_EN);
+
+ ret = pmic_bus_write(AXP818_DCDC2_CTRL, cfg);
+ if (ret)
+ return ret;
+
+ return pmic_bus_setbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC2_EN);
+}
+
+int axp_set_dcdc3(unsigned int mvolt)
+{
+ int ret;
+ u8 cfg;
+
+ if (mvolt >= 1220)
+ cfg = 70 + axp818_mvolt_to_cfg(mvolt, 1220, 1300, 20);
+ else
+ cfg = axp818_mvolt_to_cfg(mvolt, 500, 1200, 10);
+
+ if (mvolt == 0)
+ return pmic_bus_clrbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC3_EN);
+
+ ret = pmic_bus_write(AXP818_DCDC3_CTRL, cfg);
+ if (ret)
+ return ret;
+
+ return pmic_bus_setbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC3_EN);
+}
+
+int axp_set_dcdc5(unsigned int mvolt)
+{
+ int ret;
+ u8 cfg;
+
+ if (mvolt >= 1140)
+ cfg = 32 + axp818_mvolt_to_cfg(mvolt, 1140, 1840, 20);
+ else
+ cfg = axp818_mvolt_to_cfg(mvolt, 800, 1120, 10);
+
+ if (mvolt == 0)
+ return pmic_bus_clrbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC5_EN);
+
+ ret = pmic_bus_write(AXP818_DCDC5_CTRL, cfg);
+ if (ret)
+ return ret;
+
+ return pmic_bus_setbits(AXP818_OUTPUT_CTRL1,
+ AXP818_OUTPUT_CTRL1_DCDC5_EN);
+}
+
+int axp_init(void)
+{
+ u8 axp_chip_id;
+ int ret;
+
+ ret = pmic_bus_init();
+ if (ret)
+ return ret;
+
+ ret = pmic_bus_read(AXP818_CHIP_ID, &axp_chip_id);
+ if (ret)
+ return ret;
+
+ if (!(axp_chip_id == 0x51))
+ return -ENODEV;
+ else
+ return ret;
+
+ return 0;
+}
diff --git a/include/axp818.h b/include/axp818.h
new file mode 100644
index 0000000000..1dc6456950
--- /dev/null
+++ b/include/axp818.h
@@ -0,0 +1,75 @@
+/*
+ * (C) Copyright 2015 Vishnu Patekar <vishnupatekar0510@gmail.com>
+ *
+ * X-Powers AXP818 Power Management IC driver
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#define AXP818_CHIP_ID 0x03
+
+#define AXP818_OUTPUT_CTRL1 0x10
+#define AXP818_OUTPUT_CTRL1_DCDC1_EN (1 << 0)
+#define AXP818_OUTPUT_CTRL1_DCDC2_EN (1 << 1)
+#define AXP818_OUTPUT_CTRL1_DCDC3_EN (1 << 2)
+#define AXP818_OUTPUT_CTRL1_DCDC4_EN (1 << 3)
+#define AXP818_OUTPUT_CTRL1_DCDC5_EN (1 << 4)
+#define AXP818_OUTPUT_CTRL1_DCDC6_EN (1 << 5)
+#define AXP818_OUTPUT_CTRL1_DCDC7_EN (1 << 6)
+#define AXP818_OUTPUT_CTRL2 0x12
+#define AXP818_OUTPUT_CTRL2_ELDO1_EN (1 << 0)
+#define AXP818_OUTPUT_CTRL2_ELDO2_EN (1 << 1)
+#define AXP818_OUTPUT_CTRL2_ELDO3_EN (1 << 2)
+#define AXP818_OUTPUT_CTRL2_DLDO1_EN (1 << 3)
+#define AXP818_OUTPUT_CTRL2_DLDO2_EN (1 << 4)
+#define AXP818_OUTPUT_CTRL2_DLDO3_EN (1 << 5)
+#define AXP818_OUTPUT_CTRL2_DLDO4_EN (1 << 6)
+#define AXP818_OUTPUT_CTRL3 0x13
+#define AXP818_OUTPUT_CTRL3_FLDO1_EN (1 << 2)
+#define AXP818_OUTPUT_CTRL3_FLDO2_EN (1 << 3)
+#define AXP818_OUTPUT_CTRL3_FLDO3_EN (1 << 4)
+#define AXP818_OUTPUT_CTRL3_ALDO1_EN (1 << 5)
+#define AXP818_OUTPUT_CTRL3_ALDO2_EN (1 << 6)
+#define AXP818_OUTPUT_CTRL3_ALDO3_EN (1 << 7)
+
+#define AXP818_DCDC1_CTRL 0x20
+#define AXP818_DCDC2_CTRL 0x21
+#define AXP818_DCDC3_CTRL 0x22
+#define AXP818_DCDC4_CTRL 0x23
+#define AXP818_DCDC5_CTRL 0x24
+#define AXP818_DCDC6_CTRL 0x25
+
+#define AXP818_DLDO1_CTRL 0x15
+#define AXP818_DLDO2_CTRL 0x16
+#define AXP818_DLDO3_CTRL 0x17
+#define AXP818_DLDO4_CTRL 0x18
+#define AXP818_ELDO1_CTRL 0x19
+#define AXP818_ELDO2_CTRL 0x1a
+#define AXP818_ELDO3_CTRL 0x1b
+#define AXP818_ELDO3_CTRL 0x1b
+#define AXP818_FLDO1_CTRL 0x1c
+#define AXP818_FLDO2_3_CTRL 0x1d
+#define AXP818_DCDC1_CTRL 0x20
+#define AXP818_DCDC2_CTRL 0x21
+#define AXP818_DCDC3_CTRL 0x22
+#define AXP818_DCDC4_CTRL 0x23
+#define AXP818_DCDC5_CTRL 0x24
+#define AXP818_DCDC6_CTRL 0x25
+#define AXP818_DCDC7_CTRL 0x26
+
+#define AXP818_ALDO1_CTRL 0x28
+#define AXP818_ALDO2_CTRL 0x29
+#define AXP818_ALDO3_CTRL 0x2a
+
+int axp818_init(void);
+
+/* For axp_gpio.c */
+#define AXP_POWER_STATUS 0x00
+#define AXP_POWER_STATUS_VBUS_PRESENT (1 << 5)
+#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
diff --git a/include/axp_pmic.h b/include/axp_pmic.h
index ef339c4785..3b01c49cc9 100644
--- a/include/axp_pmic.h
+++ b/include/axp_pmic.h
@@ -16,6 +16,9 @@
#ifdef CONFIG_AXP221_POWER
#include <axp221.h>
#endif
+#ifdef CONFIG_AXP818_POWER
+#include <axp818.h>
+#endif
int axp_set_dcdc1(unsigned int mvolt);
int axp_set_dcdc2(unsigned int mvolt);
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-21 17:23:42 +0000