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-rw-r--r--drivers/extcon/extcon-max8997.c92
-rw-r--r--include/linux/mfd/max8997-private.h49
2 files changed, 80 insertions, 61 deletions
diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index d16090ddd65a..0fb1d48b0741 100644
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -30,51 +30,6 @@
#define DEV_NAME "max8997-muic"
-/* MAX8997-MUIC STATUS1 register */
-#define STATUS1_ADC_SHIFT 0
-#define STATUS1_ADCLOW_SHIFT 5
-#define STATUS1_ADCERR_SHIFT 6
-#define STATUS1_ADC_MASK (0x1f << STATUS1_ADC_SHIFT)
-#define STATUS1_ADCLOW_MASK (0x1 << STATUS1_ADCLOW_SHIFT)
-#define STATUS1_ADCERR_MASK (0x1 << STATUS1_ADCERR_SHIFT)
-
-/* MAX8997-MUIC STATUS2 register */
-#define STATUS2_CHGTYP_SHIFT 0
-#define STATUS2_CHGDETRUN_SHIFT 3
-#define STATUS2_DCDTMR_SHIFT 4
-#define STATUS2_DBCHG_SHIFT 5
-#define STATUS2_VBVOLT_SHIFT 6
-#define STATUS2_CHGTYP_MASK (0x7 << STATUS2_CHGTYP_SHIFT)
-#define STATUS2_CHGDETRUN_MASK (0x1 << STATUS2_CHGDETRUN_SHIFT)
-#define STATUS2_DCDTMR_MASK (0x1 << STATUS2_DCDTMR_SHIFT)
-#define STATUS2_DBCHG_MASK (0x1 << STATUS2_DBCHG_SHIFT)
-#define STATUS2_VBVOLT_MASK (0x1 << STATUS2_VBVOLT_SHIFT)
-
-/* MAX8997-MUIC STATUS3 register */
-#define STATUS3_OVP_SHIFT 2
-#define STATUS3_OVP_MASK (0x1 << STATUS3_OVP_SHIFT)
-
-/* MAX8997-MUIC CONTROL1 register */
-#define COMN1SW_SHIFT 0
-#define COMP2SW_SHIFT 3
-#define COMN1SW_MASK (0x7 << COMN1SW_SHIFT)
-#define COMP2SW_MASK (0x7 << COMP2SW_SHIFT)
-#define SW_MASK (COMP2SW_MASK | COMN1SW_MASK)
-
-#define MAX8997_SW_USB ((1 << COMP2SW_SHIFT) | (1 << COMN1SW_SHIFT))
-#define MAX8997_SW_AUDIO ((2 << COMP2SW_SHIFT) | (2 << COMN1SW_SHIFT))
-#define MAX8997_SW_UART ((3 << COMP2SW_SHIFT) | (3 << COMN1SW_SHIFT))
-#define MAX8997_SW_OPEN ((0 << COMP2SW_SHIFT) | (0 << COMN1SW_SHIFT))
-
-#define MAX8997_ADC_GROUND 0x00
-#define MAX8997_ADC_MHL 0x01
-#define MAX8997_ADC_JIG_USB_1 0x18
-#define MAX8997_ADC_JIG_USB_2 0x19
-#define MAX8997_ADC_DESKDOCK 0x1a
-#define MAX8997_ADC_JIG_UART 0x1c
-#define MAX8997_ADC_CARDOCK 0x1d
-#define MAX8997_ADC_OPEN 0x1f
-
struct max8997_muic_irq {
unsigned int irq;
const char *name;
@@ -109,17 +64,32 @@ struct max8997_muic_info {
struct extcon_dev *edev;
};
+enum {
+ EXTCON_CABLE_USB = 0,
+ EXTCON_CABLE_USB_HOST,
+ EXTCON_CABLE_TA,
+ EXTCON_CABLE_FAST_CHARGER,
+ EXTCON_CABLE_SLOW_CHARGER,
+ EXTCON_CABLE_CHARGE_DOWNSTREAM,
+ EXTCON_CABLE_MHL,
+ EXTCON_CABLE_DOCK_DESK,
+ EXTCON_CABLE_DOCK_CARD,
+ EXTCON_CABLE_JIG,
+
+ _EXTCON_CABLE_NUM,
+};
+
static const char *max8997_extcon_cable[] = {
- [0] = "USB",
- [1] = "USB-Host",
- [2] = "TA",
- [3] = "Fast-charger",
- [4] = "Slow-charger",
- [5] = "Charge-downstream",
- [6] = "MHL",
- [7] = "Dock-desk",
- [8] = "Dock-card",
- [9] = "JIG",
+ [EXTCON_CABLE_USB] = "USB",
+ [EXTCON_CABLE_USB_HOST] = "USB-Host",
+ [EXTCON_CABLE_TA] = "TA",
+ [EXTCON_CABLE_FAST_CHARGER] = "Fast-charger",
+ [EXTCON_CABLE_SLOW_CHARGER] = "Slow-charger",
+ [EXTCON_CABLE_CHARGE_DOWNSTREAM] = "Charge-downstream",
+ [EXTCON_CABLE_MHL] = "MHL",
+ [EXTCON_CABLE_DOCK_DESK] = "Dock-Desk",
+ [EXTCON_CABLE_DOCK_CARD] = "Dock-Card",
+ [EXTCON_CABLE_JIG] = "JIG",
NULL,
};
@@ -132,8 +102,8 @@ static int max8997_muic_handle_usb(struct max8997_muic_info *info,
if (usb_type == MAX8997_USB_HOST) {
/* switch to USB */
ret = max8997_update_reg(info->muic, MAX8997_MUIC_REG_CONTROL1,
- attached ? MAX8997_SW_USB : MAX8997_SW_OPEN,
- SW_MASK);
+ attached ? CONTROL1_SW_USB : CONTROL1_SW_OPEN,
+ CONTROL1_SW_MASK);
if (ret) {
dev_err(info->dev, "failed to update muic register\n");
goto out;
@@ -163,8 +133,8 @@ static int max8997_muic_handle_dock(struct max8997_muic_info *info,
/* switch to AUDIO */
ret = max8997_update_reg(info->muic, MAX8997_MUIC_REG_CONTROL1,
- attached ? MAX8997_SW_AUDIO : MAX8997_SW_OPEN,
- SW_MASK);
+ attached ? CONTROL1_SW_AUDIO : CONTROL1_SW_OPEN,
+ CONTROL1_SW_MASK);
if (ret) {
dev_err(info->dev, "failed to update muic register\n");
goto out;
@@ -192,8 +162,8 @@ static int max8997_muic_handle_jig_uart(struct max8997_muic_info *info,
/* switch to UART */
ret = max8997_update_reg(info->muic, MAX8997_MUIC_REG_CONTROL1,
- attached ? MAX8997_SW_UART : MAX8997_SW_OPEN,
- SW_MASK);
+ attached ? CONTROL1_SW_UART : CONTROL1_SW_OPEN,
+ CONTROL1_SW_MASK);
if (ret) {
dev_err(info->dev, "failed to update muic register\n");
goto out;
diff --git a/include/linux/mfd/max8997-private.h b/include/linux/mfd/max8997-private.h
index 6ae21bf47d64..acf42e960320 100644
--- a/include/linux/mfd/max8997-private.h
+++ b/include/linux/mfd/max8997-private.h
@@ -194,6 +194,55 @@ enum max8997_muic_reg {
MAX8997_MUIC_REG_END = 0xf,
};
+/* MAX8997-MUIC STATUS1 register */
+#define STATUS1_ADC_SHIFT 0
+#define STATUS1_ADCLOW_SHIFT 5
+#define STATUS1_ADCERR_SHIFT 6
+#define STATUS1_ADC_MASK (0x1f << STATUS1_ADC_SHIFT)
+#define STATUS1_ADCLOW_MASK (0x1 << STATUS1_ADCLOW_SHIFT)
+#define STATUS1_ADCERR_MASK (0x1 << STATUS1_ADCERR_SHIFT)
+
+/* MAX8997-MUIC STATUS2 register */
+#define STATUS2_CHGTYP_SHIFT 0
+#define STATUS2_CHGDETRUN_SHIFT 3
+#define STATUS2_DCDTMR_SHIFT 4
+#define STATUS2_DBCHG_SHIFT 5
+#define STATUS2_VBVOLT_SHIFT 6
+#define STATUS2_CHGTYP_MASK (0x7 << STATUS2_CHGTYP_SHIFT)
+#define STATUS2_CHGDETRUN_MASK (0x1 << STATUS2_CHGDETRUN_SHIFT)
+#define STATUS2_DCDTMR_MASK (0x1 << STATUS2_DCDTMR_SHIFT)
+#define STATUS2_DBCHG_MASK (0x1 << STATUS2_DBCHG_SHIFT)
+#define STATUS2_VBVOLT_MASK (0x1 << STATUS2_VBVOLT_SHIFT)
+
+/* MAX8997-MUIC STATUS3 register */
+#define STATUS3_OVP_SHIFT 2
+#define STATUS3_OVP_MASK (0x1 << STATUS3_OVP_SHIFT)
+
+/* MAX8997-MUIC CONTROL1 register */
+#define COMN1SW_SHIFT 0
+#define COMP2SW_SHIFT 3
+#define COMN1SW_MASK (0x7 << COMN1SW_SHIFT)
+#define COMP2SW_MASK (0x7 << COMP2SW_SHIFT)
+#define CONTROL1_SW_MASK (COMP2SW_MASK | COMN1SW_MASK)
+
+#define CONTROL1_SW_USB ((1 << COMP2SW_SHIFT) \
+ | (1 << COMN1SW_SHIFT))
+#define CONTROL1_SW_AUDIO ((2 << COMP2SW_SHIFT) \
+ | (2 << COMN1SW_SHIFT))
+#define CONTROL1_SW_UART ((3 << COMP2SW_SHIFT) \
+ | (3 << COMN1SW_SHIFT))
+#define CONTROL1_SW_OPEN ((0 << COMP2SW_SHIFT) \
+ | (0 << COMN1SW_SHIFT))
+
+#define MAX8997_ADC_GROUND 0x00
+#define MAX8997_ADC_MHL 0x01
+#define MAX8997_ADC_JIG_USB_1 0x18
+#define MAX8997_ADC_JIG_USB_2 0x19
+#define MAX8997_ADC_DESKDOCK 0x1a
+#define MAX8997_ADC_JIG_UART 0x1c
+#define MAX8997_ADC_CARDOCK 0x1d
+#define MAX8997_ADC_OPEN 0x1f
+
enum max8997_haptic_reg {
MAX8997_HAPTIC_REG_GENERAL = 0x00,
MAX8997_HAPTIC_REG_CONF1 = 0x01,