linux-kernel - [PATCH RFC v3 2/6] ARM: pxa: Convert Spitz LEDs to GPIO descriptors

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230929-pxa-gpio-v3-2-af8d5e5d1f34@skole.hr>
Date:   Fri, 29 Sep 2023 15:14:00 +0200
From:   Duje Mihanović <duje.mihanovic@...le.hr>
To:     Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Russell King <linux@...linux.org.uk>,
        Alan Stern <stern@...land.harvard.edu>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Andy Shevchenko <andy@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-gpio@...r.kernel.org,
        Duje Mihanović <duje.mihanovic@...le.hr>
Subject: [PATCH RFC v3 2/6] ARM: pxa: Convert Spitz LEDs to GPIO
 descriptors

Sharp's Spitz board still uses the legacy GPIO interface for configuring
its two onboard LEDs.

Convert them to use the GPIO descriptor interface.

Signed-off-by: Duje Mihanović <duje.mihanovic@...le.hr>
---
 arch/arm/mach-pxa/spitz.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 535e2b2e997b..6aa4a3a9f7aa 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -452,16 +452,25 @@ static inline void spitz_keys_init(void) {}
  * LEDs
  ******************************************************************************/
 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+static struct gpiod_lookup_table spitz_led_gpio_table = {
+	.dev_id = "leds-gpio",
+	.table = {
+		GPIO_LOOKUP_IDX("pxa-gpio", SPITZ_GPIO_LED_ORANGE, NULL, 0,
+				GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP_IDX("pxa-gpio", SPITZ_GPIO_LED_GREEN, NULL, 1,
+				GPIO_ACTIVE_HIGH),
+		{ }
+	}
+};
+
 static struct gpio_led spitz_gpio_leds[] = {
 	{
 		.name			= "spitz:amber:charge",
 		.default_trigger	= "sharpsl-charge",
-		.gpio			= SPITZ_GPIO_LED_ORANGE,
 	},
 	{
 		.name			= "spitz:green:hddactivity",
 		.default_trigger	= "disk-activity",
-		.gpio			= SPITZ_GPIO_LED_GREEN,
 	},
 };
 
@@ -480,6 +489,11 @@ static struct platform_device spitz_led_device = {
 
 static void __init spitz_leds_init(void)
 {
+	gpiod_add_lookup_table(&spitz_led_gpio_table);
+	spitz_gpio_leds[0].gpiod = gpiod_get_index(&spitz_led_device.dev,
+			NULL, 0, GPIOD_ASIS);
+	spitz_gpio_leds[1].gpiod = gpiod_get_index(&spitz_led_device.dev,
+			NULL, 1, GPIOD_ASIS);
 	platform_device_register(&spitz_led_device);
 }
 #else

-- 
2.42.0