diff options
Diffstat (limited to 'drivers/gpio/gpio-spacemit-k1.c')
| -rw-r--r-- | drivers/gpio/gpio-spacemit-k1.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/gpio/gpio-spacemit-k1.c b/drivers/gpio/gpio-spacemit-k1.c index 3cc75c701ec4..eb66a15c002f 100644 --- a/drivers/gpio/gpio-spacemit-k1.c +++ b/drivers/gpio/gpio-spacemit-k1.c @@ -6,6 +6,7 @@ #include <linux/clk.h> #include <linux/gpio/driver.h> +#include <linux/gpio/generic.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/io.h> @@ -38,7 +39,7 @@ struct spacemit_gpio; struct spacemit_gpio_bank { - struct gpio_chip gc; + struct gpio_generic_chip chip; struct spacemit_gpio *sg; void __iomem *base; u32 irq_mask; @@ -72,7 +73,7 @@ static irqreturn_t spacemit_gpio_irq_handler(int irq, void *dev_id) return IRQ_NONE; for_each_set_bit(n, &pending, BITS_PER_LONG) - handle_nested_irq(irq_find_mapping(gb->gc.irq.domain, n)); + handle_nested_irq(irq_find_mapping(gb->chip.gc.irq.domain, n)); return IRQ_HANDLED; } @@ -143,7 +144,7 @@ static void spacemit_gpio_irq_print_chip(struct irq_data *data, struct seq_file { struct spacemit_gpio_bank *gb = irq_data_get_irq_chip_data(data); - seq_printf(p, "%s-%d", dev_name(gb->gc.parent), spacemit_gpio_bank_index(gb)); + seq_printf(p, "%s-%d", dev_name(gb->chip.gc.parent), spacemit_gpio_bank_index(gb)); } static struct irq_chip spacemit_gpio_chip = { @@ -165,7 +166,7 @@ static bool spacemit_of_node_instance_match(struct gpio_chip *gc, unsigned int i if (i >= SPACEMIT_NR_BANKS) return false; - return (gc == &sg->sgb[i].gc); + return (gc == &sg->sgb[i].chip.gc); } static int spacemit_gpio_add_bank(struct spacemit_gpio *sg, @@ -173,7 +174,8 @@ static int spacemit_gpio_add_bank(struct spacemit_gpio *sg, int index, int irq) { struct spacemit_gpio_bank *gb = &sg->sgb[index]; - struct gpio_chip *gc = &gb->gc; + struct gpio_generic_chip_config config; + struct gpio_chip *gc = &gb->chip.gc; struct device *dev = sg->dev; struct gpio_irq_chip *girq; void __iomem *dat, *set, *clr, *dirin, *dirout; @@ -187,9 +189,20 @@ static int spacemit_gpio_add_bank(struct spacemit_gpio *sg, dirin = gb->base + SPACEMIT_GCDR; dirout = gb->base + SPACEMIT_GSDR; + config = (struct gpio_generic_chip_config) { + .dev = dev, + .sz = 4, + .dat = dat, + .set = set, + .clr = clr, + .dirout = dirout, + .dirin = dirin, + .flags = GPIO_GENERIC_UNREADABLE_REG_SET | + GPIO_GENERIC_UNREADABLE_REG_DIR, + }; + /* This registers 32 GPIO lines per bank */ - ret = bgpio_init(gc, dev, 4, dat, set, clr, dirout, dirin, - BGPIOF_UNREADABLE_REG_SET | BGPIOF_UNREADABLE_REG_DIR); + ret = gpio_generic_chip_init(&gb->chip, &config); if (ret) return dev_err_probe(dev, ret, "failed to init gpio chip\n"); @@ -221,7 +234,7 @@ static int spacemit_gpio_add_bank(struct spacemit_gpio *sg, ret = devm_request_threaded_irq(dev, irq, NULL, spacemit_gpio_irq_handler, IRQF_ONESHOT | IRQF_SHARED, - gb->gc.label, gb); + gb->chip.gc.label, gb); if (ret < 0) return dev_err_probe(dev, ret, "failed to register IRQ\n"); |