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authorGraeme Gregory <graeme.gregory@linaro.org>2015-05-21 17:26:24 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-24 13:08:51 -0700
commit3db9ab0b6d8a293435a78c048f877099e040f72c (patch)
tree644ed3e449b545cf4d99651ae12cdffc934afec7 /drivers/tty
parent0dd1e247fd39aed20fd2baacc62ca44d82534798 (diff)
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drivers: PL011: add ACPI probing for SBSA UART
Add the necessary driver boilerplate to let the driver be used when the respective ACPI table is discovered by the ACPI subsystem. [Andre: change table name, add MODULE_DEVICE_TABLE entry and improve commit message] Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org> Signed-off-by: Graeme Gregory <graeme.gregory@linaro.org> Tested-by: Mark Langsdorf <mlangsdo@redhat.com> Tested-by: Naresh Bhat <nbhat@cavium.com> Signed-off-by: Andre Przywara <andre.przywara@arm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/amba-pl011.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index c0850f3cc439..50cf5b10ceed 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -58,6 +58,7 @@
#include <linux/pinctrl/consumer.h>
#include <linux/sizes.h>
#include <linux/io.h>
+#include <linux/acpi.h>
#define UART_NR 14
@@ -2486,12 +2487,19 @@ static const struct of_device_id sbsa_uart_of_match[] = {
};
MODULE_DEVICE_TABLE(of, sbsa_uart_of_match);
+static const struct acpi_device_id sbsa_uart_acpi_match[] = {
+ { "ARMH0011", 0 },
+ {},
+};
+MODULE_DEVICE_TABLE(acpi, sbsa_uart_acpi_match);
+
static struct platform_driver arm_sbsa_uart_platform_driver = {
.probe = sbsa_uart_probe,
.remove = sbsa_uart_remove,
.driver = {
.name = "sbsa-uart",
.of_match_table = of_match_ptr(sbsa_uart_of_match),
+ .acpi_match_table = ACPI_PTR(sbsa_uart_acpi_match),
},
};