lkml.org 
[lkml]   [2021]   [Dec]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3] gpio:amdpt:add new device ID and 24-pin support
Date
From: Hsu Yuchang <Richard_Hsu@asmedia.com.tw>

This patch add an ACPI HID(AMDIF031) and pin number in the pt_gpio_acpi_match.
And we retrieve pin number by device_get_match_data().

Signed-off-by: Yuchang Hsu <Richard_Hsu@asmedia.com.tw>
--- Add AMDIF031 support
drivers/gpio/gpio-amdpt.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/gpio/gpio-amdpt.c b/drivers/gpio/gpio-amdpt.c
index bbf53e289141..13f4e2af3800 100644
--- a/drivers/gpio/gpio-amdpt.c
+++ b/drivers/gpio/gpio-amdpt.c
@@ -14,6 +14,7 @@
#include <linux/platform_device.h>

#define PT_TOTAL_GPIO 8
+#define PT_TOTAL_GPIO_EX 24

/* PCI-E MMIO register offsets */
#define PT_DIRECTION_REG 0x00
@@ -103,7 +104,7 @@ static int pt_gpio_probe(struct platform_device *pdev)
pt_gpio->gc.owner = THIS_MODULE;
pt_gpio->gc.request = pt_gpio_request;
pt_gpio->gc.free = pt_gpio_free;
- pt_gpio->gc.ngpio = PT_TOTAL_GPIO;
+ pt_gpio->gc.ngpio = (uintptr_t)device_get_match_data(dev);
#if defined(CONFIG_OF_GPIO)
pt_gpio->gc.of_node = dev->of_node;
#endif
@@ -133,8 +134,9 @@ static int pt_gpio_remove(struct platform_device *pdev)
}

static const struct acpi_device_id pt_gpio_acpi_match[] = {
- { "AMDF030", 0 },
- { "AMDIF030", 0 },
+ { "AMDF030", PT_TOTAL_GPIO },
+ { "AMDIF030", PT_TOTAL_GPIO },
+ { "AMDIF031", PT_TOTAL_GPIO_EX },
{ },
};
MODULE_DEVICE_TABLE(acpi, pt_gpio_acpi_match);
--
2.30.2
\
 
 \ /
  Last update: 2021-12-09 03:29    [W:0.040 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site