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authorRaffaello D. Di Napoli <rafdev@dinapo.li>2018-06-25 15:50:02 +0300
committerJacek Anaszewski <jacek.anaszewski@gmail.com>2018-06-28 22:34:43 +0300
commit8cb21086cc6359c6d4f003a788050308afb211ad (patch)
tree2efa779daae33fda33c7b7f3349b30853a1f4952 /drivers/leds/leds-apu.c
parentd30c8d2031259d6dc360f8c96d362bb36665c99c (diff)
downloadlinux-8cb21086cc6359c6d4f003a788050308afb211ad.tar.xz
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: Raffaello D. Di Napoli <rafdev@dinapo.li> Acked-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
Diffstat (limited to 'drivers/leds/leds-apu.c')
-rw-r--r--drivers/leds/leds-apu.c44
1 files changed, 43 insertions, 1 deletions
diff --git a/drivers/leds/leds-apu.c b/drivers/leds/leds-apu.c
index 8c93d68964c7..8d42e46e2de3 100644
--- a/drivers/leds/leds-apu.c
+++ b/drivers/leds/leds-apu.c
@@ -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;