From: cavokz@gmail.com (Domenico Andreoli)
To: linux-arm-kernel@lists.infradead.org
Subject: [patch 1/2] Add dt_compat field to struct gpio_chip
Date: Thu, 7 Apr 2011 18:39:30 +0200 [thread overview]
Message-ID: <20110407163930.GB17498@dandreoli.com> (raw)
In-Reply-To: 20110407163322.465935232@gmail.com
From: Domenico Andreoli <cavokz@gmail.com>
This new field allows easy creation of GPIO chips in base of struct arrays.
Signed-off-by: Domenico Andreoli <cavokz@gmail.com>
---
drivers/of/gpio.c | 3 +++
include/asm-generic/gpio.h | 1 +
2 files changed, 4 insertions(+)
Index: b/drivers/of/gpio.c
===================================================================
--- a/drivers/of/gpio.c 2011-04-07 18:19:20.000000000 +0200
+++ b/drivers/of/gpio.c 2011-04-07 18:20:31.000000000 +0200
@@ -212,6 +212,9 @@
void of_gpiochip_add(struct gpio_chip *chip)
{
+ if ((!chip->of_node) && (chip->dt_compat))
+ chip->of_node = of_find_compatible_node(NULL, NULL, chip->dt_compat);
+
if ((!chip->of_node) && (chip->dev))
chip->of_node = chip->dev->of_node;
Index: b/include/asm-generic/gpio.h
===================================================================
--- a/include/asm-generic/gpio.h 2011-04-07 18:19:20.000000000 +0200
+++ b/include/asm-generic/gpio.h 2011-04-07 18:19:30.000000000 +0200
@@ -129,6 +129,7 @@
int of_gpio_n_cells;
int (*of_xlate)(struct gpio_chip *gc, struct device_node *np,
const void *gpio_spec, u32 *flags);
+ const char *dt_compat;
#endif
};
WARNING: multiple messages have this Message-ID (diff)
From: Domenico Andreoli <cavokz-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [patch 1/2] Add dt_compat field to struct gpio_chip
Date: Thu, 7 Apr 2011 18:39:30 +0200 [thread overview]
Message-ID: <20110407163930.GB17498@dandreoli.com> (raw)
In-Reply-To: 20110407163322.465935232@gmail.com
[-- Attachment #1: gpiolib-add-dt_compat-to-gpio_chip --]
[-- Type: text/plain, Size: 1268 bytes --]
From: Domenico Andreoli <cavokz-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
This new field allows easy creation of GPIO chips in base of struct arrays.
Signed-off-by: Domenico Andreoli <cavokz-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
drivers/of/gpio.c | 3 +++
include/asm-generic/gpio.h | 1 +
2 files changed, 4 insertions(+)
Index: b/drivers/of/gpio.c
===================================================================
--- a/drivers/of/gpio.c 2011-04-07 18:19:20.000000000 +0200
+++ b/drivers/of/gpio.c 2011-04-07 18:20:31.000000000 +0200
@@ -212,6 +212,9 @@
void of_gpiochip_add(struct gpio_chip *chip)
{
+ if ((!chip->of_node) && (chip->dt_compat))
+ chip->of_node = of_find_compatible_node(NULL, NULL, chip->dt_compat);
+
if ((!chip->of_node) && (chip->dev))
chip->of_node = chip->dev->of_node;
Index: b/include/asm-generic/gpio.h
===================================================================
--- a/include/asm-generic/gpio.h 2011-04-07 18:19:20.000000000 +0200
+++ b/include/asm-generic/gpio.h 2011-04-07 18:19:30.000000000 +0200
@@ -129,6 +129,7 @@
int of_gpio_n_cells;
int (*of_xlate)(struct gpio_chip *gc, struct device_node *np,
const void *gpio_spec, u32 *flags);
+ const char *dt_compat;
#endif
};
next parent reply other threads:[~2011-04-07 16:39 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20110407163322.465935232@gmail.com>
2011-04-07 16:39 ` Domenico Andreoli [this message]
2011-04-07 16:39 ` [patch 1/2] Add dt_compat field to struct gpio_chip Domenico Andreoli
2011-04-07 17:17 ` Grant Likely
2011-04-07 17:17 ` Grant Likely
2011-04-07 20:41 ` Domenico Andreoli
2011-04-07 20:41 ` Domenico Andreoli
2011-04-08 0:17 ` Grant Likely
2011-04-08 0:17 ` Grant Likely
2011-04-07 16:39 ` [patch 2/2] Add GPIO DT support to s3c24xx Domenico Andreoli
2011-04-07 16:39 ` Domenico Andreoli
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