Messages in this thread Patch in this message | | | From | Lee Jones <> | Subject | [PATCH 15/21] gpio: ab8500: Add support for the ab8540 | Date | Fri, 14 Dec 2012 16:19:33 +0000 |
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From: Alexandre Torgue <alexandre.torgue@stericsson.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Alexandre Torgue <alexandre.torgue@stericsson.com> Reviewed-by: Maxime COQUELIN <maxime.coquelin@stericsson.com> Reviewed-by: Marcus COOPER <marcus.xm.cooper@stericsson.com> Reviewed-by: Mattias WALLIN <mattias.wallin@stericsson.com> --- drivers/gpio/gpio-ab8500.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-ab8500.c b/drivers/gpio/gpio-ab8500.c index ab6ceac..757ae34 100644 --- a/drivers/gpio/gpio-ab8500.c +++ b/drivers/gpio/gpio-ab8500.c @@ -78,6 +78,7 @@ #define AB8500_NUM_GPIO 42 #define AB9540_NUM_GPIO 54 #define AB8505_NUM_GPIO 53 +#define AB8540_NUM_GPIO 56 #define AB8500_NUM_VIR_GPIO_IRQ 16 enum ab8500_gpio_action { @@ -146,6 +147,15 @@ static struct ab8500_gpio_irq_cluster ab8505_irq_clusters[] = { {.start = 51, .end = 52}, }; +/* + * For AB8540 Only some GPIOs are interrupt capable: + * GPIO51 to GPIO54 + */ +static struct ab8500_gpio_irq_cluster ab8540_irq_clusters[] = { + {.start = 50, .end = 53}, /* GPIO numbers start from 1 */ +}; + + /** * to_ab8500_gpio() - get the pointer to ab8500_gpio * @chip: Member of the structure ab8500_gpio @@ -483,7 +493,14 @@ static int __devinit ab8500_gpio_probe(struct platform_device *pdev) ab8500_gpio->irq_base = pdata->irq_base; /* Configure GPIO Settings for specific AB devices */ - if (is_ab9540(parent)) { + if (is_ab8540(parent)) { + ab8500_gpio->chip.ngpio = AB8540_NUM_GPIO; + ab8500_gpio->irq_cluster = ab8540_irq_clusters; + ab8500_gpio->irq_cluster_size = + ARRAY_SIZE(ab8540_irq_clusters); + last_gpio_sel_reg = AB9540_GPIO_SEL7_REG; + altfun_reg_index = AB9540_ALTFUN_REG_INDEX; + } else if (is_ab9540(parent)) { ab8500_gpio->chip.ngpio = AB9540_NUM_GPIO; ab8500_gpio->irq_cluster = ab9540_irq_clusters; ab8500_gpio->irq_cluster_size = -- 1.7.9.5
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