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Commit 8cb21086 authored by Raffaello D. Di Napoli's avatar Raffaello D. Di Napoli Committed by Jacek Anaszewski
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leds: Modify PC Engines apu/apu2 driver to support apu3 



PC Engines apu3 is an improved version of the apu2, using the same SoC
and almost everything else.

This patch reuses as much as possible from the apu2 definitions, to
avoid redundancy.

Signed-off-by: default avatarRaffaello D. Di Napoli <rafdev@dinapo.li>
Acked-by: default avatarPavel Machek <pavel@ucw.cz>
Signed-off-by: default avatarJacek Anaszewski <jacek.anaszewski@gmail.com>
parent d30c8d20

drivers/leds/Kconfig

+3 −2
Original line number Diff line number Diff line
@@ -57,12 +57,13 @@ config LEDS_AAT1290 
	depends on PINCTRL

	help

	 This option enables support for the LEDs on the AAT1290.



config LEDS_APU

	tristate "Front panel LED support for PC Engines APU/APU2 boards"

	tristate "Front panel LED support for PC Engines APU/APU2/APU3 boards"

	depends on LEDS_CLASS

	depends on X86 && DMI

	help

	  This driver makes the PC Engines APU/APU2 front panel LEDs

	  This driver makes the PC Engines APU/APU2/APU3 front panel LEDs

	  accessible from userspace programs through the LED subsystem.



	  To compile this driver as a module, choose M here: the

drivers/leds/leds-apu.c

+43 −1
Original line number Diff line number Diff line
@@ -102,6 +102,13 @@ static const struct apu_led_profile apu2_led_profile[] = { 
	{ "apu2:green:3", LED_OFF, APU2_FCH_GPIO_BASE + 70 * APU2_IOSIZE },

};



/* Same as apu2_led_profile, but with "3" in the LED names. */

static const struct apu_led_profile apu3_led_profile[] = {

	{ "apu3:green:1", LED_ON,  APU2_FCH_GPIO_BASE + 68 * APU2_IOSIZE },

	{ "apu3:green:2", LED_OFF, APU2_FCH_GPIO_BASE + 69 * APU2_IOSIZE },

	{ "apu3:green:3", LED_OFF, APU2_FCH_GPIO_BASE + 70 * APU2_IOSIZE },

};



static const struct dmi_system_id apu_led_dmi_table[] __initconst = {

	{

		.ident = "apu",
@@ -134,6 +141,30 @@ static const struct dmi_system_id apu_led_dmi_table[] __initconst = { 
			DMI_MATCH(DMI_BOARD_NAME, "PC Engines apu2")

		}

	},

	/* PC Engines APU3 with "Legacy" bios < 4.0.8 */

	{

		.ident = "apu3",

		.matches = {

			DMI_MATCH(DMI_SYS_VENDOR, "PC Engines"),

			DMI_MATCH(DMI_BOARD_NAME, "APU3")

		}

	},

	/* PC Engines APU3 with "Legacy" bios >= 4.0.8 */

	{

		.ident = "apu3",

		.matches = {

			DMI_MATCH(DMI_SYS_VENDOR, "PC Engines"),

			DMI_MATCH(DMI_BOARD_NAME, "apu3")

		}

	},

	/* PC Engines APU2 with "Mainline" bios */

	{

		.ident = "apu3",

		.matches = {

			DMI_MATCH(DMI_SYS_VENDOR, "PC Engines"),

			DMI_MATCH(DMI_BOARD_NAME, "PC Engines apu3")

		}

	},

	{}

};

MODULE_DEVICE_TABLE(dmi, apu_led_dmi_table);
@@ -235,6 +266,14 @@ static int __init apu_led_probe(struct platform_device *pdev) 
		apu_led->platform = APU2_LED_PLATFORM;

		apu_led->num_led_instances = ARRAY_SIZE(apu2_led_profile);

		apu_led->iosize = APU2_IOSIZE;

	} else if (dmi_match(DMI_BOARD_NAME, "APU3") ||

		   dmi_match(DMI_BOARD_NAME, "apu3") ||

		   dmi_match(DMI_BOARD_NAME, "PC Engines apu3")) {

		apu_led->profile = apu3_led_profile;

		/* Otherwise identical to APU2. */

		apu_led->platform = APU2_LED_PLATFORM;

		apu_led->num_led_instances = ARRAY_SIZE(apu3_led_profile);

		apu_led->iosize = APU2_IOSIZE;

	}



	spin_lock_init(&apu_led->lock);
@@ -259,7 +298,10 @@ static int __init apu_led_init(void) 
	if (!(dmi_match(DMI_PRODUCT_NAME, "APU") ||

	      dmi_match(DMI_PRODUCT_NAME, "APU2") ||

	      dmi_match(DMI_PRODUCT_NAME, "apu2") ||

	      dmi_match(DMI_PRODUCT_NAME, "PC Engines apu2"))) {

	      dmi_match(DMI_PRODUCT_NAME, "PC Engines apu2") ||

	      dmi_match(DMI_PRODUCT_NAME, "APU3") ||

	      dmi_match(DMI_PRODUCT_NAME, "apu3") ||

	      dmi_match(DMI_PRODUCT_NAME, "PC Engines apu3"))) {

		pr_err("Unknown PC Engines board: %s\n",

				dmi_get_system_info(DMI_PRODUCT_NAME));

		return -ENODEV;