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Message-ID: <1401272423-25761-5-git-send-email-j-keerthy@ti.com>
Date: Wed, 28 May 2014 15:50:17 +0530
From: Keerthy <j-keerthy@...com>
To: <linux-omap@...r.kernel.org>
CC: <lgirdwood@...il.com>, <broonie@...nel.org>,
<linux-kernel@...r.kernel.org>, <sameo@...ux.intel.com>,
<lee.jones@...aro.org>, Keerthy <j-keerthy@...com>
Subject: [PATCH 4/9] mfd: palmas: Add tps65917 support
Add tps65917 PMIC support. tps65917 is a subset of palmas PMIC.
Some of the register definitions and the interrupt mappings
are different.
Signed-off-by: Keerthy <j-keerthy@...com>
---
drivers/mfd/palmas.c | 176 ++++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 171 insertions(+), 5 deletions(-)
diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c
index d280d78..485d755 100644
--- a/drivers/mfd/palmas.c
+++ b/drivers/mfd/palmas.c
@@ -92,6 +92,133 @@ static const struct regmap_config palmas_regmap_config[PALMAS_NUM_CLIENTS] = {
},
};
+static const struct regmap_irq tps65917_irqs[] = {
+ /* INT1 IRQs */
+ [TPS65917_RESERVED1] = {
+ .mask = TPS65917_RESERVED,
+ },
+ [TPS65917_PWRON_IRQ] = {
+ .mask = TPS65917_INT1_STATUS_PWRON,
+ },
+ [TPS65917_LONG_PRESS_KEY_IRQ] = {
+ .mask = TPS65917_INT1_STATUS_LONG_PRESS_KEY,
+ },
+ [TPS65917_RESERVED2] = {
+ .mask = TPS65917_RESERVED,
+ },
+ [TPS65917_PWRDOWN_IRQ] = {
+ .mask = TPS65917_INT1_STATUS_PWRDOWN,
+ },
+ [TPS65917_HOTDIE_IRQ] = {
+ .mask = TPS65917_INT1_STATUS_HOTDIE,
+ },
+ [TPS65917_VSYS_MON_IRQ] = {
+ .mask = TPS65917_INT1_STATUS_VSYS_MON,
+ },
+ [TPS65917_RESERVED3] = {
+ .mask = TPS65917_RESERVED,
+ },
+ /* INT2 IRQs*/
+ [TPS65917_RESERVED4] = {
+ .mask = TPS65917_RESERVED,
+ .reg_offset = 1,
+ },
+ [TPS65917_OTP_ERROR_IRQ] = {
+ .mask = TPS65917_INT2_STATUS_OTP_ERROR,
+ .reg_offset = 1,
+ },
+ [TPS65917_WDT_IRQ] = {
+ .mask = TPS65917_INT2_STATUS_WDT,
+ .reg_offset = 1,
+ },
+ [TPS65917_RESERVED5] = {
+ .mask = TPS65917_RESERVED,
+ .reg_offset = 1,
+ },
+ [TPS65917_RESET_IN_IRQ] = {
+ .mask = TPS65917_INT2_STATUS_RESET_IN,
+ .reg_offset = 1,
+ },
+ [TPS65917_FSD_IRQ] = {
+ .mask = TPS65917_INT2_STATUS_FSD,
+ .reg_offset = 1,
+ },
+ [TPS65917_SHORT_IRQ] = {
+ .mask = TPS65917_INT2_STATUS_SHORT,
+ .reg_offset = 1,
+ },
+ [TPS65917_RESERVED6] = {
+ .mask = TPS65917_RESERVED,
+ .reg_offset = 1,
+ },
+ /* INT3 IRQs */
+ [TPS65917_GPADC_AUTO_0_IRQ] = {
+ .mask = TPS65917_INT3_STATUS_GPADC_AUTO_0,
+ .reg_offset = 2,
+ },
+ [TPS65917_GPADC_AUTO_1_IRQ] = {
+ .mask = TPS65917_INT3_STATUS_GPADC_AUTO_1,
+ .reg_offset = 2,
+ },
+ [TPS65917_GPADC_EOC_SW_IRQ] = {
+ .mask = TPS65917_INT3_STATUS_GPADC_EOC_SW,
+ .reg_offset = 2,
+ },
+ [TPS65917_RESREVED6] = {
+ .mask = TPS65917_RESERVED6,
+ .reg_offset = 2,
+ },
+ [TPS65917_RESERVED7] = {
+ .mask = TPS65917_RESERVED,
+ .reg_offset = 2,
+ },
+ [TPS65917_RESERVED8] = {
+ .mask = TPS65917_RESERVED,
+ .reg_offset = 2,
+ },
+ [TPS65917_RESERVED9] = {
+ .mask = TPS65917_RESERVED,
+ .reg_offset = 2,
+ },
+ [TPS65917_VBUS_IRQ] = {
+ .mask = TPS65917_INT3_STATUS_VBUS,
+ .reg_offset = 2,
+ },
+ /* INT4 IRQs */
+ [TPS65917_GPIO_0_IRQ] = {
+ .mask = TPS65917_INT4_STATUS_GPIO_0,
+ .reg_offset = 3,
+ },
+ [TPS65917_GPIO_1_IRQ] = {
+ .mask = TPS65917_INT4_STATUS_GPIO_1,
+ .reg_offset = 3,
+ },
+ [TPS65917_GPIO_2_IRQ] = {
+ .mask = TPS65917_INT4_STATUS_GPIO_2,
+ .reg_offset = 3,
+ },
+ [TPS65917_GPIO_3_IRQ] = {
+ .mask = TPS65917_INT4_STATUS_GPIO_3,
+ .reg_offset = 3,
+ },
+ [TPS65917_GPIO_4_IRQ] = {
+ .mask = TPS65917_INT4_STATUS_GPIO_4,
+ .reg_offset = 3,
+ },
+ [TPS65917_GPIO_5_IRQ] = {
+ .mask = TPS65917_INT4_STATUS_GPIO_5,
+ .reg_offset = 3,
+ },
+ [TPS65917_GPIO_6_IRQ] = {
+ .mask = TPS65917_INT4_STATUS_GPIO_6,
+ .reg_offset = 3,
+ },
+ [TPS65917_RESERVED10] = {
+ .mask = TPS65917_RESERVED10,
+ .reg_offset = 3,
+ },
+};
+
static const struct regmap_irq palmas_irqs[] = {
/* INT1 IRQs */
[PALMAS_CHARG_DET_N_VBUS_OVV_IRQ] = {
@@ -232,6 +359,19 @@ static struct regmap_irq_chip palmas_irq_chip = {
PALMAS_INT1_MASK),
};
+static struct regmap_irq_chip tps65917_irq_chip = {
+ .name = "tps65917",
+ .irqs = tps65917_irqs,
+ .num_irqs = ARRAY_SIZE(tps65917_irqs),
+
+ .num_regs = 4,
+ .irq_reg_stride = 5,
+ .status_base = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE,
+ PALMAS_INT1_STATUS),
+ .mask_base = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE,
+ PALMAS_INT1_MASK),
+};
+
int palmas_ext_control_req_config(struct palmas *palmas,
enum palmas_external_requestor_id id, int ext_ctrl, bool enable)
{
@@ -357,14 +497,38 @@ static void palmas_power_off(void)
static unsigned int palmas_features = PALMAS_PMIC_FEATURE_SMPS10_BOOST;
static unsigned int tps659038_features;
+struct palmas_driver_data {
+ unsigned int *features;
+ struct regmap_irq_chip *irq_chip;
+};
+
+static struct palmas_driver_data palmas_data = {
+ .features = &palmas_features,
+ .irq_chip = &palmas_irq_chip,
+};
+
+static struct palmas_driver_data tps659038_data = {
+ .features = &tps659038_features,
+ .irq_chip = &palmas_irq_chip,
+};
+
+static struct palmas_driver_data tps65917_data = {
+ .features = &tps659038_features,
+ .irq_chip = &tps65917_irq_chip,
+};
+
static const struct of_device_id of_palmas_match_tbl[] = {
{
.compatible = "ti,palmas",
- .data = &palmas_features,
+ .data = &palmas_data,
},
{
.compatible = "ti,tps659038",
- .data = &tps659038_features,
+ .data = &tps659038_data,
+ },
+ {
+ .compatible = "ti,tps65917",
+ .data = &tps65917_data,
},
{ },
};
@@ -375,6 +539,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c,
{
struct palmas *palmas;
struct palmas_platform_data *pdata;
+ struct palmas_driver_data *driver_data;
struct device_node *node = i2c->dev.of_node;
int ret = 0, i;
unsigned int reg, addr, *features;
@@ -408,7 +573,8 @@ static int palmas_i2c_probe(struct i2c_client *i2c,
if (!match)
return -ENODATA;
- features = (unsigned int *)match->data;
+ driver_data = (struct palmas_driver_data *)match->data;
+ features = (unsigned int *)driver_data->features;
palmas->features = *features;
for (i = 0; i < PALMAS_NUM_CLIENTS; i++) {
@@ -463,8 +629,8 @@ static int palmas_i2c_probe(struct i2c_client *i2c,
regmap_write(palmas->regmap[slave], addr, reg);
ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq,
- IRQF_ONESHOT | pdata->irq_flags, 0, &palmas_irq_chip,
- &palmas->irq_data);
+ IRQF_ONESHOT | pdata->irq_flags, 0,
+ driver_data->irq_chip, &palmas->irq_data);
if (ret < 0)
goto err_i2c;
--
1.7.9.5
--
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