}
/* Configure wake up from low power on start bit detection */
- if (stm32_port->wakeirq > 0) {
+ if (stm32_port->wakeup_src) {
cr3 &= ~USART_CR3_WUS_MASK;
cr3 |= USART_CR3_WUS_START_BIT;
}
if (ret)
return ret;
- if (stm32port->info->cfg.has_wakeup) {
- stm32port->wakeirq = platform_get_irq_optional(pdev, 1);
- if (stm32port->wakeirq <= 0 && stm32port->wakeirq != -ENXIO)
- return stm32port->wakeirq ? : -ENODEV;
- }
+ stm32port->wakeup_src = stm32port->info->cfg.has_wakeup &&
+ of_property_read_bool(pdev->dev.of_node, "wakeup-source");
stm32port->fifoen = stm32port->info->cfg.has_fifo;
if (ret)
return ret;
- if (stm32port->wakeirq > 0) {
- ret = device_init_wakeup(&pdev->dev, true);
- if (ret)
- goto err_uninit;
-
- ret = dev_pm_set_dedicated_wake_irq(&pdev->dev,
- stm32port->wakeirq);
+ if (stm32port->wakeup_src) {
+ device_set_wakeup_capable(&pdev->dev, true);
+ ret = dev_pm_set_wake_irq(&pdev->dev, stm32port->port.irq);
if (ret)
goto err_nowup;
-
- device_set_wakeup_enable(&pdev->dev, false);
}
ret = stm32_usart_of_dma_rx_probe(stm32port, pdev);
TX_BUF_L, stm32port->tx_buf,
stm32port->tx_dma_buf);
- if (stm32port->wakeirq > 0)
+ if (stm32port->wakeup_src)
dev_pm_clear_wake_irq(&pdev->dev);
err_nowup:
- if (stm32port->wakeirq > 0)
- device_init_wakeup(&pdev->dev, false);
+ if (stm32port->wakeup_src)
+ device_set_wakeup_capable(&pdev->dev, false);
-err_uninit:
stm32_usart_deinit_port(stm32port);
return ret;
TX_BUF_L, stm32_port->tx_buf,
stm32_port->tx_dma_buf);
- if (stm32_port->wakeirq > 0) {
+ if (stm32_port->wakeup_src) {
dev_pm_clear_wake_irq(&pdev->dev);
device_init_wakeup(&pdev->dev, false);
}
struct stm32_port *stm32_port = to_stm32_port(port);
const struct stm32_usart_offsets *ofs = &stm32_port->info->ofs;
- if (stm32_port->wakeirq <= 0)
+ if (!stm32_port->wakeup_src)
return;
/*