Thread (17 messages) 17 messages, 5 authors, 2015-08-13
STALE3972d

[PATCH 2/2] drivers: PL061: add ACPI probing for PL061

From: Shannon Zhao <hidden>
Date: 2015-08-03 06:59:58
Subsystem: gpio subsystem, the rest · Maintainers: Linus Walleij, Bartosz Golaszewski, Linus Torvalds

From: Shannon Zhao <redacted>

Add the necessary driver boilerplate to let the driver be used when
the respective ACPI table is discovered by the ACPI subsystem.

Signed-off-by: Shannon Zhao <redacted>
Signed-off-by: Shannon Zhao <redacted>
---
 drivers/gpio/gpio-pl061.c | 8 ++++++++
 1 file changed, 8 insertions(+)
diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c
index 64c10eb..41fcf7b 100644
--- a/drivers/gpio/gpio-pl061.c
+++ b/drivers/gpio/gpio-pl061.c
@@ -25,6 +25,7 @@
 #include <linux/pinctrl/consumer.h>
 #include <linux/pm.h>
 #include <linux/platform_device.h>
+#include <linux/acpi.h>
 
 #define GPIODIR 0x400
 #define GPIOIS  0x404
@@ -471,10 +472,17 @@ static const struct of_device_id pl061_of_match[] = {
 };
 MODULE_DEVICE_TABLE(of, pl061_of_match);
 
+static const struct acpi_device_id pl061_acpi_match[] = {
+	{ "ARMH0061",},
+	{ }
+};
+MODULE_DEVICE_TABLE(acpi, pl061_acpi_match);
+
 static struct platform_driver pl061_gpio_platform_driver = {
 	.driver = {
 		.name	= "pl061_gpio",
 		.of_match_table	= pl061_of_match,
+		.acpi_match_table = ACPI_PTR(pl061_acpi_match),
 #ifdef CONFIG_PM
 		.pm	= &pl061_dev_pm_ops,
 #endif
-- 
2.0.4
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