linux-kernel - [PATCH 2/3] gpio: Add new flag BGPIOF_NO

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Message-Id: <20230126-gpio-mmio-fix-v1-2-8a20ce0e8275@ncr.com>
Date:   Thu, 26 Jan 2023 10:17:23 +0000
From:   Niall Leonard via B4 Submission Endpoint 
        <devnull+nl250060.ncr.com@...nel.org>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Niall Leonard <nl250060@....com>
Subject: [PATCH 2/3] gpio: Add new flag BGPIOF_NO_INPUT

From: Niall Leonard <nl250060@....com>

Signed-off-by: Niall Leonard <nl250060@....com>
---
 include/linux/gpio/driver.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h
index 44783fc16125..e8e57310e3b8 100644
--- a/include/linux/gpio/driver.h
+++ b/include/linux/gpio/driver.h
@@ -682,6 +682,7 @@ int bgpio_init(struct gpio_chip *gc, struct device *dev,
 #define BGPIOF_READ_OUTPUT_REG_SET	BIT(4) /* reg_set stores output value */
 #define BGPIOF_NO_OUTPUT		BIT(5) /* only input */
 #define BGPIOF_NO_SET_ON_INPUT		BIT(6)
+#define BGPIOF_NO_INPUT				BIT(7)	/* only output */
 
 int gpiochip_irq_map(struct irq_domain *d, unsigned int irq,
 		     irq_hw_number_t hwirq);

-- 
2.34.1