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Subject[PATCH] soc: mediatek: Move the initial setting of pmic wrap interrupt before requesting irq.
Date
Seperate the initialization of pmic wrap interrupt from pmic wrap init to make sure setting is correct before requesting irq.

Signed-off-by: Henry Chen <henryc.chen@mediatek.com>
---
drivers/soc/mediatek/mtk-pmic-wrap.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index f432291..c91d629 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -725,10 +725,6 @@ static int pwrap_init(struct pmic_wrapper *wrp)
pwrap_writel(wrp, 0x1, PWRAP_WACS2_EN);
pwrap_writel(wrp, 0x5, PWRAP_STAUPD_PRD);
pwrap_writel(wrp, 0xff, PWRAP_STAUPD_GRPEN);
- pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT);
- pwrap_writel(wrp, 0xffffffff, PWRAP_WDT_SRC_EN);
- pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN);
- pwrap_writel(wrp, ~((1 << 31) | (1 << 1)), PWRAP_INT_EN);

if (pwrap_is_mt8135(wrp)) {
/* enable pwrap events and pwrap bridge in AP side */
@@ -896,6 +892,16 @@ static int pwrap_probe(struct platform_device *pdev)
return -ENODEV;
}

+ /*
+ * watch dog@pwrap,
+ * The bootloader may not initial the wdt/interrupt setting of pwrap,
+ * set it before reguesting the irq.
+ */
+ pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT);
+ pwrap_writel(wrp, 0xffffffff, PWRAP_WDT_SRC_EN);
+ pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN);
+ pwrap_writel(wrp, ~((1 << 31) | (1 << 1)), PWRAP_INT_EN);
+
irq = platform_get_irq(pdev, 0);
ret = devm_request_irq(wrp->dev, irq, pwrap_interrupt, IRQF_TRIGGER_HIGH,
"mt-pmic-pwrap", wrp);
--
1.8.1.1.dirty


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