[PATCH V2 1/6] mfd: arizona: add support for WM8280/WM8281

[Richard Fitzgerald]

This adds support for the Wolfson Microelectronics
WM8280 and WM8281 codecs.

Signed-off-by: Richard Fitzgerald <rf@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
 drivers/mfd/Kconfig              |    5 +++--
 drivers/mfd/arizona-core.c       |   14 ++++++++++++--
 drivers/mfd/arizona-i2c.c        |    2 ++
 drivers/mfd/arizona-irq.c        |    1 +
 drivers/mfd/arizona-spi.c        |    2 ++
 include/linux/mfd/arizona/core.h |    1 +
 6 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index abef204..e00a90f 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1236,10 +1236,11 @@ config MFD_WM5102
 	  Support for Wolfson Microelectronics WM5102 low power audio SoC
 
 config MFD_WM5110
-	bool "Wolfson Microelectronics WM5110"
+	bool "Wolfson Microelectronics WM5110 and WM8280/WM8281"
 	depends on MFD_ARIZONA
 	help
-	  Support for Wolfson Microelectronics WM5110 low power audio SoC
+	  Support for Wolfson Microelectronics WM5110 and WM8280/WM8281
+	  low power audio SoC
 
 config MFD_WM8997
 	bool "Wolfson Microelectronics WM8997"
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index bce7c07..6e6b732 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -567,6 +567,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
 const struct of_device_id arizona_of_match[] = {
 	{ .compatible = "wlf,wm5102", .data = (void *)WM5102 },
 	{ .compatible = "wlf,wm5110", .data = (void *)WM5110 },
+	{ .compatible = "wlf,wm8280", .data = (void *)WM8280 },
 	{ .compatible = "wlf,wm8997", .data = (void *)WM8997 },
 	{},
 };
@@ -671,6 +672,7 @@ int arizona_dev_init(struct arizona *arizona)
 	switch (arizona->type) {
 	case WM5102:
 	case WM5110:
+	case WM8280:
 	case WM8997:
 		for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++)
 			arizona->core_supplies[i].supply
@@ -834,11 +836,18 @@ int arizona_dev_init(struct arizona *arizona)
 #endif
 #ifdef CONFIG_MFD_WM5110
 	case 0x5110:
-		type_name = "WM5110";
-		if (arizona->type != WM5110) {
+		switch (arizona->type) {
+		case WM5110:
+			type_name = "WM5110";
+			break;
+		case WM8280:
+			type_name = "WM8280";
+			break;
+		default:
 			dev_err(arizona->dev, "WM5110 registered as %d\n",
 				arizona->type);
 			arizona->type = WM5110;
+			break;
 		}
 		apply_patch = wm5110_patch;
 		break;
@@ -1010,6 +1019,7 @@ int arizona_dev_init(struct arizona *arizona)
 				      ARRAY_SIZE(wm5102_devs), NULL, 0, NULL);
 		break;
 	case WM5110:
+	case WM8280:
 		ret = mfd_add_devices(arizona->dev, -1, wm5110_devs,
 				      ARRAY_SIZE(wm5110_devs), NULL, 0, NULL);
 		break;
diff --git a/drivers/mfd/arizona-i2c.c b/drivers/mfd/arizona-i2c.c
index 9d4156f..ff782a5 100644
--- a/drivers/mfd/arizona-i2c.c
+++ b/drivers/mfd/arizona-i2c.c
@@ -44,6 +44,7 @@ static int arizona_i2c_probe(struct i2c_client *i2c,
 #endif
 #ifdef CONFIG_MFD_WM5110
 	case WM5110:
+	case WM8280:
 		regmap_config = &wm5110_i2c_regmap;
 		break;
 #endif
@@ -87,6 +88,7 @@ static int arizona_i2c_remove(struct i2c_client *i2c)
 static const struct i2c_device_id arizona_i2c_id[] = {
 	{ "wm5102", WM5102 },
 	{ "wm5110", WM5110 },
+	{ "wm8280", WM8280 },
 	{ "wm8997", WM8997 },
 	{ }
 };
diff --git a/drivers/mfd/arizona-irq.c b/drivers/mfd/arizona-irq.c
index 3a3fe7c..d063b94 100644
--- a/drivers/mfd/arizona-irq.c
+++ b/drivers/mfd/arizona-irq.c
@@ -211,6 +211,7 @@ int arizona_irq_init(struct arizona *arizona)
 #endif
 #ifdef CONFIG_MFD_WM5110
 	case WM5110:
+	case WM8280:
 		aod = &wm5110_aod;
 
 		switch (arizona->rev) {
diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c
index 5145d78..721b93f 100644
--- a/drivers/mfd/arizona-spi.c
+++ b/drivers/mfd/arizona-spi.c
@@ -44,6 +44,7 @@ static int arizona_spi_probe(struct spi_device *spi)
 #endif
 #ifdef CONFIG_MFD_WM5110
 	case WM5110:
+	case WM8280:
 		regmap_config = &wm5110_spi_regmap;
 		break;
 #endif
@@ -82,6 +83,7 @@ static int arizona_spi_remove(struct spi_device *spi)
 static const struct spi_device_id arizona_spi_ids[] = {
 	{ "wm5102", WM5102 },
 	{ "wm5110", WM5110 },
+	{ "wm8280", WM8280 },
 	{ },
 };
 MODULE_DEVICE_TABLE(spi, arizona_spi_ids);
diff --git a/include/linux/mfd/arizona/core.h b/include/linux/mfd/arizona/core.h
index 910e3aa..f970105 100644
--- a/include/linux/mfd/arizona/core.h
+++ b/include/linux/mfd/arizona/core.h
@@ -24,6 +24,7 @@ enum arizona_type {
 	WM5102 = 1,
 	WM5110 = 2,
 	WM8997 = 3,
+	WM8280 = 4,
 };
 
 #define ARIZONA_IRQ_GP1                    0
-- 
1.7.2.5

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