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openwrt/target/linux/sunxi/patches-4.1/105-mfd-axp20x-add-axp152-support.patch
Jonas Gorski 6be2305da8 kernel: update 4.1 to 4.1.5 
Changelog:
 * https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.5

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 46598
2015-08-14 13:06:33 +00:00

262 lines
7.9 KiB
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Raw Blame History

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(-)
--- 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),
@@ -99,6 +121,11 @@ static const struct regmap_access_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",
@@ -160,6 +187,15 @@ static struct resource axp288_fuel_gauge
},
};
+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,
@@ -190,6 +226,26 @@ static const struct regmap_config axp288
#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),
@@ -299,6 +355,7 @@ static const struct regmap_irq axp288_re
};
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 },
@@ -323,6 +380,18 @@ static const struct acpi_device_id axp20
};
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,
@@ -381,6 +450,14 @@ 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",
@@ -519,6 +596,12 @@ static int axp20x_match_device(struct ax
}
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);
--- 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
@@ -224,6 +263,26 @@ 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,
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