pinfo->port.fifosize = pinfo->tx_nrfifos * pinfo->tx_fifosize;
spin_lock_init(&pinfo->port.lock);
- pinfo->port.irq = irq_of_parse_and_map(np, 0);
- if (pinfo->port.irq == NO_IRQ) {
- ret = -EINVAL;
- goto out_pram;
- }
-
for (i = 0; i < NUM_GPIOS; i++) {
struct gpio_desc *gpiod;
if (IS_ERR(gpiod)) {
ret = PTR_ERR(gpiod);
- goto out_irq;
+ goto out_pram;
}
if (gpiod) {
return cpm_uart_request_port(&pinfo->port);
-out_irq:
- irq_dispose_mapping(pinfo->port.irq);
out_pram:
cpm_uart_unmap_pram(pinfo, pram);
out_mem:
/* initialize the device pointer for the port */
pinfo->port.dev = &ofdev->dev;
+ pinfo->port.irq = irq_of_parse_and_map(ofdev->dev.of_node, 0);
+ if (!pinfo->port.irq)
+ return -EINVAL;
+
ret = cpm_uart_init_port(ofdev->dev.of_node, pinfo);
- if (ret)
- return ret;
+ if (!ret)
+ return uart_add_one_port(&cpm_reg, &pinfo->port);
- return uart_add_one_port(&cpm_reg, &pinfo->port);
+ irq_dispose_mapping(pinfo->port.irq);
+
+ return ret;
}
static int cpm_uart_remove(struct platform_device *ofdev)