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authorHenry Chen <henryc.chen@mediatek.com>2016-04-15 16:30:29 +0800
committerLee Jones <lee.jones@linaro.org>2016-05-09 08:20:22 +0100
commit1387ff53568ba409eef072087fa02359b3a3551b (patch)
tree2121874c67d445da08c37de45f9112824cea46ed /drivers/mfd
parentba5776ab6f09800dd9ba8442185139661e065529 (diff)
downloadlinux-1387ff53568ba409eef072087fa02359b3a3551b.tar.bz2
mfd: mt6397: IRQ domain should initialize before mfd_add_devices()
Some sub driver like RTC module need irq domain from parent to create irq mapping when driver initialize. so move mt6397_irq_init() before mfd_add_devices(). Acked-by: John Crispin <blogic@openwrt.org> Signed-off-by: Henry Chen <henryc.chen@mediatek.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/mt6397-core.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index 5a3ffa391942..e14d8b058f0c 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -267,15 +267,23 @@ static int mt6397_probe(struct platform_device *pdev)
ret = regmap_read(pmic->regmap, MT6397_CID, &id);
if (ret) {
dev_err(pmic->dev, "Failed to read chip id: %d\n", ret);
- goto fail_irq;
+ return ret;
}
+ pmic->irq = platform_get_irq(pdev, 0);
+ if (pmic->irq <= 0)
+ return pmic->irq;
+
switch (id & 0xff) {
case MT6323_CID_CODE:
pmic->int_con[0] = MT6323_INT_CON0;
pmic->int_con[1] = MT6323_INT_CON1;
pmic->int_status[0] = MT6323_INT_STATUS0;
pmic->int_status[1] = MT6323_INT_STATUS1;
+ ret = mt6397_irq_init(pmic);
+ if (ret)
+ return ret;
+
ret = devm_mfd_add_devices(&pdev->dev, -1, mt6323_devs,
ARRAY_SIZE(mt6323_devs), NULL,
0, NULL);
@@ -287,6 +295,10 @@ static int mt6397_probe(struct platform_device *pdev)
pmic->int_con[1] = MT6397_INT_CON1;
pmic->int_status[0] = MT6397_INT_STATUS0;
pmic->int_status[1] = MT6397_INT_STATUS1;
+ ret = mt6397_irq_init(pmic);
+ if (ret)
+ return ret;
+
ret = devm_mfd_add_devices(&pdev->dev, -1, mt6397_devs,
ARRAY_SIZE(mt6397_devs), NULL,
0, NULL);
@@ -298,14 +310,6 @@ static int mt6397_probe(struct platform_device *pdev)
break;
}
- pmic->irq = platform_get_irq(pdev, 0);
- if (pmic->irq > 0) {
- ret = mt6397_irq_init(pmic);
- if (ret)
- return ret;
- }
-
-fail_irq:
if (ret) {
irq_domain_remove(pmic->irq_domain);
dev_err(&pdev->dev, "failed to add child devices: %d\n", ret);