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irqchip/meson-gpio: Make it possible to build as a module 

In order to reduce the kernel Image size on multi-platform distributions,
make it possible to build the Amlogic GPIO IRQ controller as a module
by switching it to a platform driver.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Saravana Kannan <saravanak@google.com>
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Lee Jones <lee.jones@linaro.org>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210902134914.176986-2-narmstrong@baylibre.com
This commit is contained in:
Neil Armstrong 2021-09-02 15:49:13 +02:00 committed by Marc Zyngier
parent f198500283
commit a947aa00ed
2 changed files with 12 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/irqchip/Kconfig
View File

@ -400,8 +400,9 @@ config IRQ_UNIPHIER_AIDET
Support for the UniPhier AIDET (ARM Interrupt Detector). Support for the UniPhier AIDET (ARM Interrupt Detector).
config MESON_IRQ_GPIO config MESON_IRQ_GPIO
bool "Meson GPIO Interrupt Multiplexer" tristate "Meson GPIO Interrupt Multiplexer"
depends on ARCH_MESON depends on ARCH_MESON || COMPILE_TEST
default ARCH_MESON
select IRQ_DOMAIN_HIERARCHY select IRQ_DOMAIN_HIERARCHY
help help
Support Meson SoC Family GPIO Interrupt Multiplexer Support Meson SoC Family GPIO Interrupt Multiplexer

15
drivers/irqchip/irq-meson-gpio.c
View File

@ -436,8 +436,7 @@ static const struct irq_domain_ops meson_gpio_irq_domain_ops = {
.translate = meson_gpio_irq_domain_translate, .translate = meson_gpio_irq_domain_translate,
}; };
static int __init meson_gpio_irq_parse_dt(struct device_node *node, static int meson_gpio_irq_parse_dt(struct device_node *node, struct meson_gpio_irq_controller *ctl)
struct meson_gpio_irq_controller *ctl)
{ {
const struct of_device_id *match; const struct of_device_id *match;
int ret; int ret;
@ -463,8 +462,7 @@ static int __init meson_gpio_irq_parse_dt(struct device_node *node,
return 0; return 0;
} }
static int __init meson_gpio_irq_of_init(struct device_node *node, static int meson_gpio_irq_of_init(struct device_node *node, struct device_node *parent)
struct device_node *parent)
{ {
struct irq_domain *domain, *parent_domain; struct irq_domain *domain, *parent_domain;
struct meson_gpio_irq_controller *ctl; struct meson_gpio_irq_controller *ctl;
@ -521,5 +519,10 @@ static int __init meson_gpio_irq_of_init(struct device_node *node,
return ret; return ret;
} }
IRQCHIP_DECLARE(meson_gpio_intc, "amlogic,meson-gpio-intc", IRQCHIP_PLATFORM_DRIVER_BEGIN(meson_gpio_intc)
meson_gpio_irq_of_init); IRQCHIP_MATCH("amlogic,meson-gpio-intc", meson_gpio_irq_of_init)
IRQCHIP_PLATFORM_DRIVER_END(meson_gpio_intc)
MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:meson-gpio-intc");