Messages in this thread Patch in this message | | | From | Ludovic Barre <> | Subject | [PATCH 4/8] irqchip: stm32: add stm32h7 support | Date | Fri, 7 Jul 2017 09:26:27 +0200 |
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From: Ludovic Barre <ludovic.barre@st.com>
stm32h7 has up to 96 input (3 banks of 32 input max)
Signed-off-by: Ludovic Barre <ludovic.barre@st.com> --- drivers/irqchip/irq-stm32-exti.c | 42 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+)
diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index 308cef5..69ae09d 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -38,6 +38,39 @@ static struct stm32_exti_bank *stm32f4xx_exti_banks[] = { &stm32f4xx_exti_b1, }; +static struct stm32_exti_bank stm32h7xx_exti_b1 = { + .imr_ofst = 0x80, + .emr_ofst = 0x84, + .rtsr_ofst = 0x00, + .ftsr_ofst = 0x04, + .swier_ofst = 0x08, + .pr_ofst = 0x88, +}; + +static struct stm32_exti_bank stm32h7xx_exti_b2 = { + .imr_ofst = 0x90, + .emr_ofst = 0x94, + .rtsr_ofst = 0x20, + .ftsr_ofst = 0x24, + .swier_ofst = 0x28, + .pr_ofst = 0x98, +}; + +static struct stm32_exti_bank stm32h7xx_exti_b3 = { + .imr_ofst = 0xA0, + .emr_ofst = 0xA4, + .rtsr_ofst = 0x40, + .ftsr_ofst = 0x44, + .swier_ofst = 0x48, + .pr_ofst = 0xA8, +}; + +static struct stm32_exti_bank *stm32h7xx_exti_banks[] = { + &stm32h7xx_exti_b1, + &stm32h7xx_exti_b2, + &stm32h7xx_exti_b3, +}; + static void stm32_irq_handler(struct irq_desc *desc) { struct irq_domain *domain = irq_desc_get_handler_data(desc); @@ -244,3 +277,12 @@ static int __init stm32f4_exti_of_init(struct device_node *np, } IRQCHIP_DECLARE(stm32f4_exti, "st,stm32-exti", stm32f4_exti_of_init); + +static int __init stm32h7_exti_of_init(struct device_node *np, + struct device_node *parent) +{ + return stm32_exti_init(stm32h7xx_exti_banks, + ARRAY_SIZE(stm32h7xx_exti_banks), np); +} + +IRQCHIP_DECLARE(stm32h7_exti, "st,stm32h7-exti", stm32h7_exti_of_init); -- 2.7.4
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