diff options
| author | Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> | 2020-04-21 11:00:08 +0800 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2020-05-21 08:54:57 +0100 |
| commit | d0c7347dc78f059fa2579a32f444b378589ad7f0 (patch) | |
| tree | 9a2a38c01a0f011465b4a0601fbdb1ff2af46dd4 /drivers/mfd | |
| parent | 4e2e7cfec13afa41fcbed1d9b93d83432aa0154f (diff) | |
mfd: mt6397: Trim probe function to support different chips more cleanly
Add new struct members for mfd-cells and irq initial function, so we can
call devm_mfd_add_devices() only once.
Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/mt6397-core.c | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c index d2e70d834c40..a313a720bb8b 100644 --- a/drivers/mfd/mt6397-core.c +++ b/drivers/mfd/mt6397-core.c @@ -103,22 +103,31 @@ static const struct mfd_cell mt6397_devs[] = { struct chip_data { u32 cid_addr; u32 cid_shift; + const struct mfd_cell *cells; + int cell_size; + int (*irq_init)(struct mt6397_chip *chip); }; static const struct chip_data mt6323_core = { .cid_addr = MT6323_CID, .cid_shift = 0, + .cells = mt6323_devs, + .cell_size = ARRAY_SIZE(mt6323_devs), + .irq_init = mt6397_irq_init, }; static const struct chip_data mt6397_core = { .cid_addr = MT6397_CID, .cid_shift = 0, + .cells = mt6397_devs, + .cell_size = ARRAY_SIZE(mt6397_devs), + .irq_init = mt6397_irq_init, }; static int mt6397_probe(struct platform_device *pdev) { int ret; - unsigned int id; + unsigned int id = 0; struct mt6397_chip *pmic; const struct chip_data *pmic_core; @@ -154,29 +163,13 @@ static int mt6397_probe(struct platform_device *pdev) if (pmic->irq <= 0) return pmic->irq; - ret = mt6397_irq_init(pmic); + ret = pmic_core->irq_init(pmic); if (ret) return ret; - switch (pmic->chip_id) { - case MT6323_CHIP_ID: - ret = devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_NONE, - mt6323_devs, ARRAY_SIZE(mt6323_devs), - NULL, 0, pmic->irq_domain); - break; - - case MT6391_CHIP_ID: - case MT6397_CHIP_ID: - ret = devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_NONE, - mt6397_devs, ARRAY_SIZE(mt6397_devs), - NULL, 0, pmic->irq_domain); - break; - - default: - dev_err(&pdev->dev, "unsupported chip: %d\n", pmic->chip_id); - return -ENODEV; - } - + ret = devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_NONE, + pmic_core->cells, pmic_core->cell_size, + NULL, 0, pmic->irq_domain); if (ret) { irq_domain_remove(pmic->irq_domain); dev_err(&pdev->dev, "failed to add child devices: %d\n", ret); |