regulator: act8865: add support for act8846

Add device id and definition of registers and regulators to support
the act8846 PMU.

Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
Tested-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 71 insertions, 0 deletions

diff --git a/drivers/regulator/act8865-regulator.c b/drivers/regulator/act8865-regulator.c
index b26eaf7580fc..a5ad69a0aca9 100644
--- a/drivers/regulator/act8865-regulator.c
+++ b/drivers/regulator/act8865-regulator.c
@@ -29,6 +29,40 @@
 #include <linux/regmap.h>
 
 /*
+ * ACT8846 Global Register Map.
+ */
+#define ACT8846_SYS0            0x00
+#define ACT8846_SYS1            0x01
+#define ACT8846_REG1_VSET       0x10
+#define ACT8846_REG1_CTRL       0x12
+#define ACT8846_REG2_VSET0      0x20
+#define ACT8846_REG2_VSET1      0x21
+#define ACT8846_REG2_CTRL       0x22
+#define ACT8846_REG3_VSET0      0x30
+#define ACT8846_REG3_VSET1      0x31
+#define ACT8846_REG3_CTRL       0x32
+#define ACT8846_REG4_VSET0      0x40
+#define ACT8846_REG4_VSET1      0x41
+#define ACT8846_REG4_CTRL       0x42
+#define ACT8846_REG5_VSET       0x50
+#define ACT8846_REG5_CTRL       0x51
+#define ACT8846_REG6_VSET       0x58
+#define ACT8846_REG6_CTRL       0x59
+#define ACT8846_REG7_VSET       0x60
+#define ACT8846_REG7_CTRL       0x61
+#define ACT8846_REG8_VSET       0x68
+#define ACT8846_REG8_CTRL       0x69
+#define ACT8846_REG9_VSET       0x70
+#define ACT8846_REG9_CTRL       0x71
+#define ACT8846_REG10_VSET      0x80
+#define ACT8846_REG10_CTRL      0x81
+#define ACT8846_REG11_VSET      0x90
+#define ACT8846_REG11_CTRL      0x91
+#define ACT8846_REG12_VSET      0xa0
+#define ACT8846_REG12_CTRL      0xa1
+#define ACT8846_REG13_CTRL      0xb1
+
+/*
  * ACT8865 Global Register Map.
  */
 #define ACT8865_SYS_MODE        0x00
@@ -103,6 +137,21 @@ static struct regulator_ops act8865_ops = {
                 .owner                  = THIS_MODULE,                  \
         }
 
+static const struct regulator_desc act8846_regulators[] = {
+        ACT88xx_REG("REG1", ACT8846, REG1, VSET),
+        ACT88xx_REG("REG2", ACT8846, REG2, VSET0),
+        ACT88xx_REG("REG3", ACT8846, REG3, VSET0),
+        ACT88xx_REG("REG4", ACT8846, REG4, VSET0),
+        ACT88xx_REG("REG5", ACT8846, REG5, VSET),
+        ACT88xx_REG("REG6", ACT8846, REG6, VSET),
+        ACT88xx_REG("REG7", ACT8846, REG7, VSET),
+        ACT88xx_REG("REG8", ACT8846, REG8, VSET),
+        ACT88xx_REG("REG9", ACT8846, REG9, VSET),
+        ACT88xx_REG("REG10", ACT8846, REG10, VSET),
+        ACT88xx_REG("REG11", ACT8846, REG11, VSET),
+        ACT88xx_REG("REG12", ACT8846, REG12, VSET),
+};
+
 static const struct regulator_desc act8865_regulators[] = {
         ACT88xx_REG("DCDC_REG1", ACT8865, DCDC1, VSET1),
         ACT88xx_REG("DCDC_REG2", ACT8865, DCDC2, VSET1),
@@ -115,11 +164,27 @@ static const struct regulator_desc act8865_regulators[] = {
 
 #ifdef CONFIG_OF
 static const struct of_device_id act8865_dt_ids[] = {
+        { .compatible = "active-semi,act8846", .data = (void *)ACT8846 },
         { .compatible = "active-semi,act8865", .data = (void *)ACT8865 },
         { }
 };
 MODULE_DEVICE_TABLE(of, act8865_dt_ids);
 
+static struct of_regulator_match act8846_matches[] = {
+        [ACT8846_ID_REG1]       = { .name = "REG1" },
+        [ACT8846_ID_REG2]       = { .name = "REG2" },
+        [ACT8846_ID_REG3]       = { .name = "REG3" },
+        [ACT8846_ID_REG4]       = { .name = "REG4" },
+        [ACT8846_ID_REG5]       = { .name = "REG5" },
+        [ACT8846_ID_REG6]       = { .name = "REG6" },
+        [ACT8846_ID_REG7]       = { .name = "REG7" },
+        [ACT8846_ID_REG8]       = { .name = "REG8" },
+        [ACT8846_ID_REG9]       = { .name = "REG9" },
+        [ACT8846_ID_REG10]      = { .name = "REG10" },
+        [ACT8846_ID_REG11]      = { .name = "REG11" },
+        [ACT8846_ID_REG12]      = { .name = "REG12" },
+};
+
 static struct of_regulator_match act8865_matches[] = {
         [ACT8865_ID_DCDC1]      = { .name = "DCDC_REG1"},
         [ACT8865_ID_DCDC2]      = { .name = "DCDC_REG2"},
@@ -222,6 +287,11 @@ static int act8865_pmic_probe(struct i2c_client *client,
         }
 
         switch (type) {
+        case ACT8846:
+                matches = act8846_matches;
+                regulators = act8846_regulators;
+                num_regulators = ARRAY_SIZE(act8846_regulators);
+                break;
         case ACT8865:
                 matches = act8865_matches;
                 regulators = act8865_regulators;
@@ -290,6 +360,7 @@ static int act8865_pmic_probe(struct i2c_client *client,
 }
 
 static const struct i2c_device_id act8865_ids[] = {
+        { .name = "act8846", .driver_data = ACT8846 },
         { .name = "act8865", .driver_data = ACT8865 },
         { },
 };