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gpio: Use conftest to find if struct gpio_chip has of_node

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Use conftest to determine if struct gpio_chip has
the of_node member or not.

The of_node from struct gpio_chip is removed from commit 70d0fc4288da
("gpiolib: Get rid of not used of_node member") in Linux 6.2

Bug 4425688

Change-Id: Ie69000a1677b9af3ccfdf6c43140a75dad33d8cc
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3037037
Reviewed-by: Shardar Mohammed <smohammed@nvidia.com>
Reviewed-by: Bitan Biswas <bbiswas@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Laxman Dewangan
2023-12-18 10:44:53 +00:00
committed by mobile promotions
parent 1eab65044c
commit 49988960d1
1 changed files with 3 additions and 2 deletions
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5
drivers/gpio/gpio-max77851.c
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@@ -4,13 +4,14 @@
* Maxim MAX77851 GPIO driver
*/
#include <nvidia/conftest.h>
#include <linux/gpio/driver.h>
#include <linux/interrupt.h>
#include <linux/mfd/max77851.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/version.h>
#define GPIO_CNFG_OFFSET (5)
#define GPIO_CNFG0_REG_ADDR(offset) (GPIO0_CFG0_REG + (offset * GPIO_CNFG_OFFSET))
@@ -277,7 +278,7 @@ static int max77851_gpio_probe(struct platform_device *pdev)
mgpio->gpio_chip.can_sleep = 1;
mgpio->gpio_chip.base = -1;
#ifdef CONFIG_OF_GPIO
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 11, 0)
#if defined(NV_GPIO_CHIP_STRUCT_HAS_OF_NODE_PRESENT) /* Linux 6.2 */
mgpio->gpio_chip.of_node = pdev->dev.parent->of_node;
#endif
#endif