From a50e5abe10c95108ece5d3a91027570e66b5f238 Mon Sep 17 00:00:00 2001 From: Michal Suchanek 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 Signed-off-by: Hans de Goede Signed-off-by: Lee Jones --- 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,