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x86/platform/geode: Convert net5501 LED to GPIO machine descriptor

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Look up the LED from a GPIO machine descriptor table. The Geode LEDs
should be on the CS5535 companion chip.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lkml.kernel.org/r/20201124085339.6181-1-linus.walleij@linaro.org
This commit is contained in:
Linus Walleij 2020-11-24 09:53:37 +01:00 committed by Borislav Petkov
parent 2b29eed3f2
commit 3ff13602d7
1 changed files with 11 additions and 2 deletions
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13
arch/x86/platform/geode/net5501.c
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@ -20,6 +20,7 @@
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/input.h> #include <linux/input.h>
#include <linux/gpio_keys.h> #include <linux/gpio_keys.h>
#include <linux/gpio/machine.h>
#include <asm/geode.h> #include <asm/geode.h>
@ -55,9 +56,7 @@ static struct platform_device net5501_buttons_dev = {
static struct gpio_led net5501_leds[] = { static struct gpio_led net5501_leds[] = {
{ {
.name = "net5501:1", .name = "net5501:1",
.gpio = 6,
.default_trigger = "default-on", .default_trigger = "default-on",
.active_low = 0,
}, },
}; };
@ -66,6 +65,15 @@ static struct gpio_led_platform_data net5501_leds_data = {
.leds = net5501_leds, .leds = net5501_leds,
}; };
static struct gpiod_lookup_table net5501_leds_gpio_table = {
.dev_id = "leds-gpio",
.table = {
/* The Geode GPIOs should be on the CS5535 companion chip */
GPIO_LOOKUP_IDX("cs5535-gpio", 6, NULL, 0, GPIO_ACTIVE_HIGH),
{ }
},
};
static struct platform_device net5501_leds_dev = { static struct platform_device net5501_leds_dev = {
.name = "leds-gpio", .name = "leds-gpio",
.id = -1, .id = -1,
@ -80,6 +88,7 @@ static struct platform_device *net5501_devs[] __initdata = {
static void __init register_net5501(void) static void __init register_net5501(void)
{ {
/* Setup LED control through leds-gpio driver */ /* Setup LED control through leds-gpio driver */
gpiod_add_lookup_table(&net5501_leds_gpio_table);
platform_add_devices(net5501_devs, ARRAY_SIZE(net5501_devs)); platform_add_devices(net5501_devs, ARRAY_SIZE(net5501_devs));
} }