diff options
| author | Wenhua Lin <Wenhua.Lin@unisoc.com> | 2024-01-09 15:38:49 +0800 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2024-01-22 11:37:59 +0100 |
| commit | 44a0d880b91dcaf3bb62a1ffa7253fe5373cd296 (patch) | |
| tree | 1037e2ee14778daeb4755293f2923d0af7c683a3 /drivers/gpio/gpio-eic-sprd.c | |
| parent | c055f7ed9744a5bae69a592eca84e22837736b92 (diff) | |
gpio: eic-sprd: Optimize the calculation method of eic number
The num_eics is a default value, but some SoCs support more than 8.
In order to adapt to all projects, the total number of eics is
automatically calculated through dts.
Signed-off-by: Wenhua Lin <Wenhua.Lin@unisoc.com>
Acked-by: Chunyan Zhang <zhang.lyra@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-eic-sprd.c')
| -rw-r--r-- | drivers/gpio/gpio-eic-sprd.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/gpio/gpio-eic-sprd.c b/drivers/gpio/gpio-eic-sprd.c index be7f2fa5aa7b..6aed3e2732f7 100644 --- a/drivers/gpio/gpio-eic-sprd.c +++ b/drivers/gpio/gpio-eic-sprd.c @@ -108,7 +108,6 @@ static struct sprd_eic *to_sprd_eic(struct notifier_block *nb) struct sprd_eic_variant_data { enum sprd_eic_type type; - u32 num_eics; }; static const char *sprd_eic_label_name[SPRD_EIC_MAX] = { @@ -118,22 +117,18 @@ static const char *sprd_eic_label_name[SPRD_EIC_MAX] = { static const struct sprd_eic_variant_data sc9860_eic_dbnc_data = { .type = SPRD_EIC_DEBOUNCE, - .num_eics = 8, }; static const struct sprd_eic_variant_data sc9860_eic_latch_data = { .type = SPRD_EIC_LATCH, - .num_eics = 8, }; static const struct sprd_eic_variant_data sc9860_eic_async_data = { .type = SPRD_EIC_ASYNC, - .num_eics = 8, }; static const struct sprd_eic_variant_data sc9860_eic_sync_data = { .type = SPRD_EIC_SYNC, - .num_eics = 8, }; static inline void __iomem *sprd_eic_offset_base(struct sprd_eic *sprd_eic, @@ -595,6 +590,7 @@ static int sprd_eic_probe(struct platform_device *pdev) struct gpio_irq_chip *irq; struct sprd_eic *sprd_eic; struct resource *res; + u16 num_banks = 0; int ret, i; pdata = of_device_get_match_data(dev); @@ -628,10 +624,12 @@ static int sprd_eic_probe(struct platform_device *pdev) sprd_eic->base[i] = devm_ioremap_resource(dev, res); if (IS_ERR(sprd_eic->base[i])) return PTR_ERR(sprd_eic->base[i]); + + num_banks++; } sprd_eic->chip.label = sprd_eic_label_name[sprd_eic->type]; - sprd_eic->chip.ngpio = pdata->num_eics; + sprd_eic->chip.ngpio = num_banks * SPRD_EIC_PER_BANK_NR; sprd_eic->chip.base = -1; sprd_eic->chip.parent = dev; sprd_eic->chip.direction_input = sprd_eic_direction_input; |