ARM: ep93xx: Convert to use descriptors for GPIO LEDs

This converts the EP93xx to use GPIO descriptors for the
LEDs.

Cc: Nikita Shubin <nikita.shubin@maquefel.me>
Cc: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Cc: Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Lukasz Majewski <lukma@denx.de>
Tested-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230111132210.134478-1-linus.walleij@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 95e7316..71b1139 100644 (file)
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -426,10 +426,8 @@ void __init ep93xx_register_spi(struct ep93xx_spi_info *info,
 static const struct gpio_led ep93xx_led_pins[] __initconst = {
        {
                .name   = "platform:grled",
-               .gpio   = EP93XX_GPIO_LINE_GRLED,
        }, {
                .name   = "platform:rdled",
-               .gpio   = EP93XX_GPIO_LINE_RDLED,
        },
 };
 
@@ -438,6 +436,16 @@ static const struct gpio_led_platform_data ep93xx_led_data __initconst = {
        .leds           = ep93xx_led_pins,
 };
 
+static struct gpiod_lookup_table ep93xx_leds_gpio_table = {
+       .dev_id = "leds-gpio",
+       .table = {
+               /* Use local offsets on gpiochip/port "E" */
+               GPIO_LOOKUP_IDX("E", 0, NULL, 0, GPIO_ACTIVE_HIGH),
+               GPIO_LOOKUP_IDX("E", 1, NULL, 1, GPIO_ACTIVE_HIGH),
+               { }
+       },
+};
+
 /*************************************************************************
  * EP93xx pwm peripheral handling
  *************************************************************************/
@@ -990,6 +998,7 @@ struct device __init *ep93xx_init_devices(void)
        platform_device_register(&ep93xx_ohci_device);
        platform_device_register(&ep93xx_wdt_device);
 
+       gpiod_add_lookup_table(&ep93xx_leds_gpio_table);
        gpio_led_register_device(-1, &ep93xx_led_data);
 
        return parent;