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mfd: mc13xxx: Configure WDI reset
[cascardo/linux.git]
/
drivers
/
mfd
/
mc13xxx-core.c
diff --git
a/drivers/mfd/mc13xxx-core.c
b/drivers/mfd/mc13xxx-core.c
index
2b6bc86
..
64dde5d
100644
(file)
--- a/
drivers/mfd/mc13xxx-core.c
+++ b/
drivers/mfd/mc13xxx-core.c
@@
-36,6
+36,9
@@
#define MC34708_REVISION_FIN (0x07 << 6)
#define MC34708_REVISION_FAB (0x07 << 9)
#define MC34708_REVISION_FIN (0x07 << 6)
#define MC34708_REVISION_FAB (0x07 << 9)
+#define MC13XXX_PWRCTRL 15
+#define MC13XXX_PWRCTRL_WDIRESET (1 << 12)
+
#define MC13XXX_ADC1 44
#define MC13XXX_ADC1_ADEN (1 << 0)
#define MC13XXX_ADC1_RAND (1 << 1)
#define MC13XXX_ADC1 44
#define MC13XXX_ADC1_ADEN (1 << 0)
#define MC13XXX_ADC1_RAND (1 << 1)
@@
-416,6
+419,11
@@
int mc13xxx_common_init(struct device *dev)
mc13xxx->variant->print_revision(mc13xxx, revision);
mc13xxx->variant->print_revision(mc13xxx, revision);
+ ret = mc13xxx_reg_rmw(mc13xxx, MC13XXX_PWRCTRL,
+ MC13XXX_PWRCTRL_WDIRESET, MC13XXX_PWRCTRL_WDIRESET);
+ if (ret)
+ return ret;
+
for (i = 0; i < ARRAY_SIZE(mc13xxx->irqs); i++) {
mc13xxx->irqs[i].reg_offset = i / MC13XXX_IRQ_PER_REG;
mc13xxx->irqs[i].mask = BIT(i % MC13XXX_IRQ_PER_REG);
for (i = 0; i < ARRAY_SIZE(mc13xxx->irqs); i++) {
mc13xxx->irqs[i].reg_offset = i / MC13XXX_IRQ_PER_REG;
mc13xxx->irqs[i].mask = BIT(i % MC13XXX_IRQ_PER_REG);