diff options
Diffstat (limited to 'target/linux/bcm63xx/patches-5.4/143-gpio-fix-device-tree-gpio-hogs-on-dual-role-gpio-pin.patch')
| -rw-r--r-- | target/linux/bcm63xx/patches-5.4/143-gpio-fix-device-tree-gpio-hogs-on-dual-role-gpio-pin.patch | 52 |
1 files changed, 24 insertions, 28 deletions
diff --git a/target/linux/bcm63xx/patches-5.4/143-gpio-fix-device-tree-gpio-hogs-on-dual-role-gpio-pin.patch b/target/linux/bcm63xx/patches-5.4/143-gpio-fix-device-tree-gpio-hogs-on-dual-role-gpio-pin.patch index 13225beae6..ea836b8a80 100644 --- a/target/linux/bcm63xx/patches-5.4/143-gpio-fix-device-tree-gpio-hogs-on-dual-role-gpio-pin.patch +++ b/target/linux/bcm63xx/patches-5.4/143-gpio-fix-device-tree-gpio-hogs-on-dual-role-gpio-pin.patch @@ -29,7 +29,7 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c -@@ -363,12 +363,15 @@ static struct gpio_desc *of_parse_own_gp +@@ -621,12 +621,15 @@ static struct gpio_desc *of_parse_own_gp /** * of_gpiochip_scan_gpios - Scan gpio-controller for gpio definitions * @chip: gpio chip to act on @@ -48,8 +48,8 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> { struct gpio_desc *desc = NULL; struct device_node *np; -@@ -376,7 +379,7 @@ static int of_gpiochip_scan_gpios(struct - enum gpio_lookup_flags lflags; +@@ -634,7 +637,7 @@ static int of_gpiochip_scan_gpios(struct + unsigned long lflags; enum gpiod_flags dflags; unsigned int i; - int ret; @@ -57,7 +57,7 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> for_each_available_child_of_node(chip->of_node, np) { if (!of_property_read_bool(np, "gpio-hog")) -@@ -388,6 +391,10 @@ static int of_gpiochip_scan_gpios(struct +@@ -646,6 +649,10 @@ static int of_gpiochip_scan_gpios(struct if (IS_ERR(desc)) break; @@ -68,28 +68,24 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> ret = gpiod_hog(desc, name, lflags, dflags); if (ret < 0) { of_node_put(np); -@@ -646,12 +653,13 @@ int of_gpiochip_add(struct gpio_chip *ch +@@ -904,9 +911,11 @@ int of_gpiochip_add(struct gpio_chip *ch of_node_get(chip->of_node); -- status = of_gpiochip_scan_gpios(chip); -- if (status) { +- ret = of_gpiochip_scan_gpios(chip); +- if (ret) - of_node_put(chip->of_node); -- gpiochip_remove_pin_ranges(chip); + if (!chip->request) { -+ status = of_gpiochip_scan_gpios(chip, 0, chip->ngpio); -+ if (status) { ++ ret = of_gpiochip_scan_gpios(chip, 0, chip->ngpio); ++ if (ret) + of_node_put(chip->of_node); -+ gpiochip_remove_pin_ranges(chip); -+ } - } -- - return status; - } ++ } + return ret; + } --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c -@@ -2205,7 +2205,8 @@ int gpiochip_add_pingroup_range(struct g +@@ -2580,7 +2580,8 @@ int gpiochip_add_pingroup_range(struct g list_add_tail(&pin_range->node, &gdev->pin_ranges); @@ -99,7 +95,7 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> } EXPORT_SYMBOL_GPL(gpiochip_add_pingroup_range); -@@ -2262,7 +2263,7 @@ int gpiochip_add_pin_range(struct gpio_c +@@ -2637,7 +2638,7 @@ int gpiochip_add_pin_range(struct gpio_c list_add_tail(&pin_range->node, &gdev->pin_ranges); @@ -108,18 +104,18 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> } EXPORT_SYMBOL_GPL(gpiochip_add_pin_range); ---- a/drivers/gpio/gpiolib.h -+++ b/drivers/gpio/gpiolib.h -@@ -103,6 +103,8 @@ struct gpio_desc *of_get_named_gpiod_fla - const char *list_name, int index, enum of_gpio_flags *flags); +--- a/drivers/gpio/gpiolib-of.h ++++ b/drivers/gpio/gpiolib-of.h +@@ -13,6 +13,8 @@ struct gpio_desc *of_find_gpio(struct de + unsigned long *lookupflags); int of_gpiochip_add(struct gpio_chip *gc); void of_gpiochip_remove(struct gpio_chip *gc); +int of_gpiochip_scan_gpios(struct gpio_chip *chip, unsigned int start, + unsigned int num); + int of_gpio_get_count(struct device *dev, const char *con_id); + bool of_gpio_need_valid_mask(const struct gpio_chip *gc); #else - static inline struct gpio_desc *of_find_gpio(struct device *dev, - const char *con_id, -@@ -118,6 +120,12 @@ static inline struct gpio_desc *of_get_n +@@ -25,6 +27,12 @@ static inline struct gpio_desc *of_find_ } static inline int of_gpiochip_add(struct gpio_chip *gc) { return 0; } static inline void of_gpiochip_remove(struct gpio_chip *gc) { } @@ -129,6 +125,6 @@ Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> +{ + return 0; +} - #endif /* CONFIG_OF_GPIO */ - - #ifdef CONFIG_ACPI + static inline int of_gpio_get_count(struct device *dev, const char *con_id) + { + return 0; |