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-rw-r--r--target/linux/sunxi/patches-4.1/105-mfd-axp20x-add-axp152-support.patch265
1 files changed, 265 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-4.1/105-mfd-axp20x-add-axp152-support.patch b/target/linux/sunxi/patches-4.1/105-mfd-axp20x-add-axp152-support.patch
new file mode 100644
index 0000000000..da3867d0a8
--- /dev/null
+++ b/target/linux/sunxi/patches-4.1/105-mfd-axp20x-add-axp152-support.patch
@@ -0,0 +1,265 @@
+From a50e5abe10c95108ece5d3a91027570e66b5f238 Mon Sep 17 00:00:00 2001
+From: Michal Suchanek <hramrach@gmail.com>
+Date: Sat, 11 Jul 2015 14:59:56 +0200
+Subject: [PATCH] mfd: axp20x: Add axp152 support
+
+The axp152 is a stripped down version of the axp202 pmic with the battery
+charging function removed as it is intended for top-set boxes.
+
+Signed-off-by: Michal Suchanek <hramrach@gmail.com>
+Signed-off-by: Hans de Goede <hdegoede@redhat.com>
+Signed-off-by: Lee Jones <lee.jones@linaro.org>
+---
+ drivers/mfd/axp20x.c | 83 ++++++++++++++++++++++++++++++++++++++++++++++
+ include/linux/mfd/axp20x.h | 61 +++++++++++++++++++++++++++++++++-
+ 2 files changed, 143 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
+index 8c2c3c4..b369cfc 100644
+--- a/drivers/mfd/axp20x.c
++++ b/drivers/mfd/axp20x.c
+@@ -30,12 +30,34 @@
+ #define AXP20X_OFF 0x80
+
+ static const char * const axp20x_model_names[] = {
++ "AXP152",
+ "AXP202",
+ "AXP209",
+ "AXP221",
+ "AXP288",
+ };
+
++static const struct regmap_range axp152_writeable_ranges[] = {
++ regmap_reg_range(AXP152_LDO3456_DC1234_CTRL, AXP152_IRQ3_STATE),
++ regmap_reg_range(AXP152_DCDC_MODE, AXP152_PWM1_DUTY_CYCLE),
++};
++
++static const struct regmap_range axp152_volatile_ranges[] = {
++ regmap_reg_range(AXP152_PWR_OP_MODE, AXP152_PWR_OP_MODE),
++ regmap_reg_range(AXP152_IRQ1_EN, AXP152_IRQ3_STATE),
++ regmap_reg_range(AXP152_GPIO_INPUT, AXP152_GPIO_INPUT),
++};
++
++static const struct regmap_access_table axp152_writeable_table = {
++ .yes_ranges = axp152_writeable_ranges,
++ .n_yes_ranges = ARRAY_SIZE(axp152_writeable_ranges),
++};
++
++static const struct regmap_access_table axp152_volatile_table = {
++ .yes_ranges = axp152_volatile_ranges,
++ .n_yes_ranges = ARRAY_SIZE(axp152_volatile_ranges),
++};
++
+ static const struct regmap_range axp20x_writeable_ranges[] = {
+ regmap_reg_range(AXP20X_DATACACHE(0), AXP20X_IRQ5_STATE),
+ regmap_reg_range(AXP20X_DCDC_MODE, AXP20X_FG_RES),
+@@ -93,6 +115,11 @@ static const struct regmap_access_table axp288_volatile_table = {
+ .n_yes_ranges = ARRAY_SIZE(axp288_volatile_ranges),
+ };
+
++static struct resource axp152_pek_resources[] = {
++ DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_RIS_EDGE, "PEK_DBR"),
++ DEFINE_RES_IRQ_NAMED(AXP152_IRQ_PEK_FAL_EDGE, "PEK_DBF"),
++};
++
+ static struct resource axp20x_pek_resources[] = {
+ {
+ .name = "PEK_DBR",
+@@ -154,6 +181,15 @@ static struct resource axp288_fuel_gauge_resources[] = {
+ },
+ };
+
++static const struct regmap_config axp152_regmap_config = {
++ .reg_bits = 8,
++ .val_bits = 8,
++ .wr_table = &axp152_writeable_table,
++ .volatile_table = &axp152_volatile_table,
++ .max_register = AXP152_PWM1_DUTY_CYCLE,
++ .cache_type = REGCACHE_RBTREE,
++};
++
+ static const struct regmap_config axp20x_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+@@ -184,6 +220,26 @@ static const struct regmap_config axp288_regmap_config = {
+ #define INIT_REGMAP_IRQ(_variant, _irq, _off, _mask) \
+ [_variant##_IRQ_##_irq] = { .reg_offset = (_off), .mask = BIT(_mask) }
+
++static const struct regmap_irq axp152_regmap_irqs[] = {
++ INIT_REGMAP_IRQ(AXP152, LDO0IN_CONNECT, 0, 6),
++ INIT_REGMAP_IRQ(AXP152, LDO0IN_REMOVAL, 0, 5),
++ INIT_REGMAP_IRQ(AXP152, ALDO0IN_CONNECT, 0, 3),
++ INIT_REGMAP_IRQ(AXP152, ALDO0IN_REMOVAL, 0, 2),
++ INIT_REGMAP_IRQ(AXP152, DCDC1_V_LOW, 1, 5),
++ INIT_REGMAP_IRQ(AXP152, DCDC2_V_LOW, 1, 4),
++ INIT_REGMAP_IRQ(AXP152, DCDC3_V_LOW, 1, 3),
++ INIT_REGMAP_IRQ(AXP152, DCDC4_V_LOW, 1, 2),
++ INIT_REGMAP_IRQ(AXP152, PEK_SHORT, 1, 1),
++ INIT_REGMAP_IRQ(AXP152, PEK_LONG, 1, 0),
++ INIT_REGMAP_IRQ(AXP152, TIMER, 2, 7),
++ INIT_REGMAP_IRQ(AXP152, PEK_RIS_EDGE, 2, 6),
++ INIT_REGMAP_IRQ(AXP152, PEK_FAL_EDGE, 2, 5),
++ INIT_REGMAP_IRQ(AXP152, GPIO3_INPUT, 2, 3),
++ INIT_REGMAP_IRQ(AXP152, GPIO2_INPUT, 2, 2),
++ INIT_REGMAP_IRQ(AXP152, GPIO1_INPUT, 2, 1),
++ INIT_REGMAP_IRQ(AXP152, GPIO0_INPUT, 2, 0),
++};
++
+ static const struct regmap_irq axp20x_regmap_irqs[] = {
+ INIT_REGMAP_IRQ(AXP20X, ACIN_OVER_V, 0, 7),
+ INIT_REGMAP_IRQ(AXP20X, ACIN_PLUGIN, 0, 6),
+@@ -293,6 +349,7 @@ static const struct regmap_irq axp288_regmap_irqs[] = {
+ };
+
+ static const struct of_device_id axp20x_of_match[] = {
++ { .compatible = "x-powers,axp152", .data = (void *) AXP152_ID },
+ { .compatible = "x-powers,axp202", .data = (void *) AXP202_ID },
+ { .compatible = "x-powers,axp209", .data = (void *) AXP209_ID },
+ { .compatible = "x-powers,axp221", .data = (void *) AXP221_ID },
+@@ -317,6 +374,18 @@ static const struct acpi_device_id axp20x_acpi_match[] = {
+ };
+ MODULE_DEVICE_TABLE(acpi, axp20x_acpi_match);
+
++static const struct regmap_irq_chip axp152_regmap_irq_chip = {
++ .name = "axp152_irq_chip",
++ .status_base = AXP152_IRQ1_STATE,
++ .ack_base = AXP152_IRQ1_STATE,
++ .mask_base = AXP152_IRQ1_EN,
++ .mask_invert = true,
++ .init_ack_masked = true,
++ .irqs = axp152_regmap_irqs,
++ .num_irqs = ARRAY_SIZE(axp152_regmap_irqs),
++ .num_regs = 3,
++};
++
+ static const struct regmap_irq_chip axp20x_regmap_irq_chip = {
+ .name = "axp20x_irq_chip",
+ .status_base = AXP20X_IRQ1_STATE,
+@@ -375,6 +444,14 @@ static struct mfd_cell axp22x_cells[] = {
+ },
+ };
+
++static struct mfd_cell axp152_cells[] = {
++ {
++ .name = "axp20x-pek",
++ .num_resources = ARRAY_SIZE(axp152_pek_resources),
++ .resources = axp152_pek_resources,
++ },
++};
++
+ static struct resource axp288_adc_resources[] = {
+ {
+ .name = "GPADC",
+@@ -513,6 +590,12 @@ static int axp20x_match_device(struct axp20x_dev *axp20x, struct device *dev)
+ }
+
+ switch (axp20x->variant) {
++ case AXP152_ID:
++ axp20x->nr_cells = ARRAY_SIZE(axp152_cells);
++ axp20x->cells = axp152_cells;
++ axp20x->regmap_cfg = &axp152_regmap_config;
++ axp20x->regmap_irq_chip = &axp152_regmap_irq_chip;
++ break;
+ case AXP202_ID:
+ case AXP209_ID:
+ axp20x->nr_cells = ARRAY_SIZE(axp20x_cells);
+diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h
+index c2aa853..52203d5 100644
+--- a/include/linux/mfd/axp20x.h
++++ b/include/linux/mfd/axp20x.h
+@@ -12,7 +12,8 @@
+ #define __LINUX_MFD_AXP20X_H
+
+ enum {
+- AXP202_ID = 0,
++ AXP152_ID = 0,
++ AXP202_ID,
+ AXP209_ID,
+ AXP221_ID,
+ AXP288_ID,
+@@ -22,6 +23,24 @@ enum {
+ #define AXP20X_DATACACHE(m) (0x04 + (m))
+
+ /* Power supply */
++#define AXP152_PWR_OP_MODE 0x01
++#define AXP152_LDO3456_DC1234_CTRL 0x12
++#define AXP152_ALDO_OP_MODE 0x13
++#define AXP152_LDO0_CTRL 0x15
++#define AXP152_DCDC2_V_OUT 0x23
++#define AXP152_DCDC2_V_SCAL 0x25
++#define AXP152_DCDC1_V_OUT 0x26
++#define AXP152_DCDC3_V_OUT 0x27
++#define AXP152_ALDO12_V_OUT 0x28
++#define AXP152_DLDO1_V_OUT 0x29
++#define AXP152_DLDO2_V_OUT 0x2a
++#define AXP152_DCDC4_V_OUT 0x2b
++#define AXP152_V_OFF 0x31
++#define AXP152_OFF_CTRL 0x32
++#define AXP152_PEK_KEY 0x36
++#define AXP152_DCDC_FREQ 0x37
++#define AXP152_DCDC_MODE 0x80
++
+ #define AXP20X_PWR_INPUT_STATUS 0x00
+ #define AXP20X_PWR_OP_MODE 0x01
+ #define AXP20X_USB_OTG_STATUS 0x02
+@@ -69,6 +88,13 @@ enum {
+ #define AXP22X_CHRG_CTRL3 0x35
+
+ /* Interrupt */
++#define AXP152_IRQ1_EN 0x40
++#define AXP152_IRQ2_EN 0x41
++#define AXP152_IRQ3_EN 0x42
++#define AXP152_IRQ1_STATE 0x48
++#define AXP152_IRQ2_STATE 0x49
++#define AXP152_IRQ3_STATE 0x4a
++
+ #define AXP20X_IRQ1_EN 0x40
+ #define AXP20X_IRQ2_EN 0x41
+ #define AXP20X_IRQ3_EN 0x42
+@@ -127,6 +153,19 @@ enum {
+ #define AXP22X_PWREN_CTRL2 0x8d
+
+ /* GPIO */
++#define AXP152_GPIO0_CTRL 0x90
++#define AXP152_GPIO1_CTRL 0x91
++#define AXP152_GPIO2_CTRL 0x92
++#define AXP152_GPIO3_CTRL 0x93
++#define AXP152_LDOGPIO2_V_OUT 0x96
++#define AXP152_GPIO_INPUT 0x97
++#define AXP152_PWM0_FREQ_X 0x98
++#define AXP152_PWM0_FREQ_Y 0x99
++#define AXP152_PWM0_DUTY_CYCLE 0x9a
++#define AXP152_PWM1_FREQ_X 0x9b
++#define AXP152_PWM1_FREQ_Y 0x9c
++#define AXP152_PWM1_DUTY_CYCLE 0x9d
++
+ #define AXP20X_GPIO0_CTRL 0x90
+ #define AXP20X_LDO5_V_OUT 0x91
+ #define AXP20X_GPIO1_CTRL 0x92
+@@ -218,6 +257,26 @@ enum {
+
+ /* IRQs */
+ enum {
++ AXP152_IRQ_LDO0IN_CONNECT = 1,
++ AXP152_IRQ_LDO0IN_REMOVAL,
++ AXP152_IRQ_ALDO0IN_CONNECT,
++ AXP152_IRQ_ALDO0IN_REMOVAL,
++ AXP152_IRQ_DCDC1_V_LOW,
++ AXP152_IRQ_DCDC2_V_LOW,
++ AXP152_IRQ_DCDC3_V_LOW,
++ AXP152_IRQ_DCDC4_V_LOW,
++ AXP152_IRQ_PEK_SHORT,
++ AXP152_IRQ_PEK_LONG,
++ AXP152_IRQ_TIMER,
++ AXP152_IRQ_PEK_RIS_EDGE,
++ AXP152_IRQ_PEK_FAL_EDGE,
++ AXP152_IRQ_GPIO3_INPUT,
++ AXP152_IRQ_GPIO2_INPUT,
++ AXP152_IRQ_GPIO1_INPUT,
++ AXP152_IRQ_GPIO0_INPUT,
++};
++
++enum {
+ AXP20X_IRQ_ACIN_OVER_V = 1,
+ AXP20X_IRQ_ACIN_PLUGIN,
+ AXP20X_IRQ_ACIN_REMOVAL,