diff options
Diffstat (limited to 'lib/acpi')
-rw-r--r-- | lib/acpi/acpi_device.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/lib/acpi/acpi_device.c b/lib/acpi/acpi_device.c index bbe1cfc57a..c93af2e583 100644 --- a/lib/acpi/acpi_device.c +++ b/lib/acpi/acpi_device.c @@ -354,5 +354,34 @@ int acpi_device_write_gpio_desc(struct acpi_ctx *ctx, if (ret < 0) return log_msg_ret("gpio", ret); - return 0; + return ret; +} + +int acpi_device_write_interrupt_or_gpio(struct acpi_ctx *ctx, + struct udevice *dev, const char *prop) +{ + struct irq req_irq; + int pin; + int ret; + + ret = irq_get_by_index(dev, 0, &req_irq); + if (!ret) { + ret = acpi_device_write_interrupt_irq(ctx, &req_irq); + if (ret < 0) + return log_msg_ret("irq", ret); + pin = ret; + } else { + struct gpio_desc req_gpio; + + ret = gpio_request_by_name(dev, prop, 0, &req_gpio, + GPIOD_IS_IN); + if (ret) + return log_msg_ret("no gpio", ret); + ret = acpi_device_write_gpio_desc(ctx, &req_gpio); + if (ret < 0) + return log_msg_ret("gpio", ret); + pin = ret; + } + + return pin; } |