diff options
Diffstat (limited to 'src/soc/qualcomm/qcs405/gpio.c')
| -rw-r--r-- | src/soc/qualcomm/qcs405/gpio.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/soc/qualcomm/qcs405/gpio.c b/src/soc/qualcomm/qcs405/gpio.c index 18aacf4ce4..7b2238d77f 100644 --- a/src/soc/qualcomm/qcs405/gpio.c +++ b/src/soc/qualcomm/qcs405/gpio.c @@ -71,3 +71,28 @@ void gpio_output(gpio_t gpio, int value) gpio_configure(gpio, GPIO_FUNC_GPIO, GPIO_NO_PULL, GPIO_2MA, GPIO_ENABLE); } + +void gpio_input_irq(gpio_t gpio, enum gpio_irq_type type, uint32_t pull) +{ + struct tlmm_gpio *regs = (void *)(uintptr_t)gpio.addr; + + gpio_configure(gpio, GPIO_FUNC_GPIO, + pull, GPIO_2MA, GPIO_DISABLE); + + clrsetbits_le32(®s->intr_cfg, GPIO_INTR_DECT_CTL_MASK << + GPIO_INTR_DECT_CTL_SHIFT, type << GPIO_INTR_DECT_CTL_SHIFT); + clrsetbits_le32(®s->intr_cfg, GPIO_INTR_RAW_STATUS_ENABLE + << GPIO_INTR_RAW_STATUS_EN_SHIFT, GPIO_INTR_RAW_STATUS_ENABLE + << GPIO_INTR_RAW_STATUS_EN_SHIFT); +} + +int gpio_irq_status(gpio_t gpio) +{ + struct tlmm_gpio *regs = (void *)(uintptr_t)gpio.addr; + + if (!(read32(®s->intr_status) & GPIO_INTR_STATUS_MASK)) + return 0; + + write32(®s->intr_status, GPIO_INTR_STATUS_DISABLE); + return 1; +} |