@@ -36,6 +36,7 @@ static struct pl011 {
void __iomem *regs;
/* UART with IRQ line: interrupt-driven I/O. */
struct irqaction irqaction;
+ struct serial_info info;
/* /\* UART with no IRQ line: periodically-polled I/O. *\/ */
/* struct timer timer; */
/* unsigned int timeout_ms; */
@@ -190,6 +191,13 @@ static const struct dt_irq __init *pl011_dt_irq(struct serial_port *port)
return &uart->irq;
}
+static const struct serial_info *pl011_info(struct serial_port *port)
+{
+ struct pl011 *uart = port->uart;
+
+ return &uart->info;
+}
+
static struct uart_driver __read_mostly pl011_driver = {
.init_preirq = pl011_init_preirq,
.init_postirq = pl011_init_postirq,
@@ -201,6 +209,7 @@ static struct uart_driver __read_mostly pl011_driver = {
.getc = pl011_getc,
.irq = pl011_irq,
.dt_irq_get = pl011_dt_irq,
+ .info = pl011_info,
};
/* TODO: Parse UART config from the command line */
@@ -248,6 +257,12 @@ static int __init pl011_uart_init(struct dt_device_node *dev,
return res;
}
+ uart->info.base_addr = addr;
+ uart->info.size = size;
+ uart->info.data_off = DR;
+ uart->info.status_off = FR;
+ uart->info.status = 0;
+
/* Register with generic serial driver. */
serial_register_uart(SERHND_DTUART, &pl011_driver, uart);
Signed-off-by: Julien Grall <julien.grall@linaro.org> --- xen/drivers/char/pl011.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)