extcon: axp288: Remove unnecessary irq?_en register writes
authorHans de Goede <hdegoede@redhat.com>
Mon, 19 Dec 2016 00:13:12 +0000 (01:13 +0100)
committerChanwoo Choi <cw00.choi@samsung.com>
Mon, 9 Jan 2017 01:04:10 +0000 (10:04 +0900)
Setting the irq_enable bits is taken care of by the irq chip when we
request the irqs and the driver should not be meddling with the
irq?_en registers itself.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
drivers/extcon/extcon-axp288.c

index f8a326a..0d3cf80 100644 (file)
 #define DET_STAT_CDP                   2
 #define DET_STAT_DCP                   3
 
-/* IRQ enable-1 register */
-#define PWRSRC_IRQ_CFG_MASK            (BIT(4)|BIT(3)|BIT(2))
-
-/* IRQ enable-6 register */
-#define BC12_IRQ_CFG_MASK              BIT(1)
-
 enum axp288_extcon_reg {
        AXP288_PS_STAT_REG              = 0x00,
        AXP288_PS_BOOT_REASON_REG       = 0x02,
@@ -83,8 +77,6 @@ enum axp288_extcon_reg {
        AXP288_BC_VBUS_CNTL_REG         = 0x2d,
        AXP288_BC_USB_STAT_REG          = 0x2e,
        AXP288_BC_DET_STAT_REG          = 0x2f,
-       AXP288_PWRSRC_IRQ_CFG_REG       = 0x40,
-       AXP288_BC12_IRQ_CFG_REG         = 0x45,
 };
 
 enum axp288_mux_select {
@@ -240,15 +232,10 @@ static irqreturn_t axp288_extcon_isr(int irq, void *data)
        return IRQ_HANDLED;
 }
 
-static void axp288_extcon_enable_irq(struct axp288_extcon_info *info)
+static void axp288_extcon_enable(struct axp288_extcon_info *info)
 {
-       /* Unmask VBUS interrupt */
-       regmap_write(info->regmap, AXP288_PWRSRC_IRQ_CFG_REG,
-                                               PWRSRC_IRQ_CFG_MASK);
        regmap_update_bits(info->regmap, AXP288_BC_GLOBAL_REG,
                                                BC_GLOBAL_RUN, 0);
-       /* Unmask the BC1.2 complete interrupts */
-       regmap_write(info->regmap, AXP288_BC12_IRQ_CFG_REG, BC12_IRQ_CFG_MASK);
        /* Enable the charger detection logic */
        regmap_update_bits(info->regmap, AXP288_BC_GLOBAL_REG,
                                        BC_GLOBAL_RUN, BC_GLOBAL_RUN);
@@ -325,8 +312,8 @@ static int axp288_extcon_probe(struct platform_device *pdev)
                }
        }
 
-       /* Enable interrupts */
-       axp288_extcon_enable_irq(info);
+       /* Start charger cable type detection */
+       axp288_extcon_enable(info);
 
        return 0;
 }