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x86: add led driver for PC Engines APU1 

This driver adds the LED support for the PC Engines APU1.
This integrates the Linux kernel driver and includes a patch to support
 newer firmware versions. Also the default LED configuration is updated
 to use the correct devices.

Signed-off-by: Andreas Eberlein <foodeas@aeberlein.de>
This commit is contained in:
Andreas Eberlein 2020-06-23 22:59:26 +02:00 committed by Paul Spooren
parent 09e66112f1
commit a3e6521c1a
5 changed files with 66 additions and 5 deletions
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16
package/kernel/linux/modules/leds.mk
View File

@ -84,6 +84,22 @@ endef
$(eval $(call KernelPackage,ledtrig-oneshot))
define KernelPackage/leds-apu
SUBMENU:=$(LEDS_MENU)
TITLE:=PC Engines APU1 LED support
DEPENDS:= @GPIO_SUPPORT @TARGET_x86
KCONFIG:=CONFIG_LEDS_APU
FILES:=$(LINUX_DIR)/drivers/leds/leds-apu.ko
AUTOLOAD:=$(call AutoLoad,60,leds-apu,1)
endef
define KernelPackage/leds-apu/description
Driver for the PC Engines APU1 LEDs.
endef
$(eval $(call KernelPackage,leds-apu))
define KernelPackage/leds-pca963x
SUBMENU:=$(LEDS_MENU)
TITLE:=PCA963x LED support

8
target/linux/x86/base-files/etc/board.d/01_leds
View File

@ -8,10 +8,10 @@
board_config_update
case "$(board_name)" in
pc-engines-apu|pc-engines-apu2|pc-engines-apu3)
ucidef_set_led_netdev "wan" "WAN" "apu2:green:led3" "eth0"
ucidef_set_led_netdev "lan" "LAN" "apu2:green:led2" "br-lan"
ucidef_set_led_default "diag" "DIAG" "apu2:green:power" "1"
pc-engines-apu1|pc-engines-apu2|pc-engines-apu3)
ucidef_set_led_netdev "wan" "WAN" "apu:green:3" "eth0"
ucidef_set_led_netdev "lan" "LAN" "apu:green:2" "br-lan"
ucidef_set_led_default "diag" "DIAG" "apu:green:1" "1"
;;
traverse-technologies-geos)
ucidef_set_led_netdev "lan" "LAN" "geos:1" "br-lan" "tx rx"

2
target/linux/x86/base-files/etc/board.d/02_network
View File

@ -9,7 +9,7 @@
board_config_update
case "$(board_name)" in
pc-engines-apu|pc-engines-apu2|pc-engines-apu3)
pc-engines-apu1|pc-engines-apu2|pc-engines-apu3)
ucidef_set_interfaces_lan_wan "eth1 eth2" "eth0"
;;
traverse-technologies-geos)

4
target/linux/x86/base-files/lib/preinit/01_sysinfo
View File

@ -18,6 +18,10 @@ do_sysinfo_x86() {
for file in product_name board_name; do
product="$(cat /sys/devices/virtual/dmi/id/$file 2>/dev/null)"
case "$vendor:$product" in
"PC Engines:APU")
product="apu1"
break
;;
"Supermicro:Super Server")
continue
;;

41
target/linux/x86/patches-5.4/300-pcengines_apu1_led.patch Normal file
View File

@ -0,0 +1,41 @@
From: Andreas Eberlein <foodeas@aeberlein.de>
Subject: x86: add LED support for PC Engines APU1 with mainline bios
This adds support for the LEDs on PC Engines APU1 with the mainline bios.
Signed-off-by: Andreas Eberlein <foodeas@aeberlein.de>
---
--- a/drivers/leds/leds-apu.c
+++ b/drivers/leds/leds-apu.c
@@ -83,6 +83,7 @@ static const struct apu_led_profile apu1
};
static const struct dmi_system_id apu_led_dmi_table[] __initconst = {
+ /* PC Engines APU with "Legacy" bios < 4.0.8 */
{
.ident = "apu",
.matches = {
@@ -90,6 +91,14 @@ static const struct dmi_system_id apu_le
DMI_MATCH(DMI_PRODUCT_NAME, "APU")
}
},
+ /* PC Engines APU with "Mainline" bios >= 4.0.8 */
+ {
+ .ident = "apu",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "PC Engines"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "apu1")
+ }
+ },
{}
};
MODULE_DEVICE_TABLE(dmi, apu_led_dmi_table);
@@ -173,7 +182,7 @@ static int __init apu_led_init(void)
int err;
if (!(dmi_match(DMI_SYS_VENDOR, "PC Engines") &&
- dmi_match(DMI_PRODUCT_NAME, "APU"))) {
+ (dmi_match(DMI_PRODUCT_NAME, "APU") || dmi_match(DMI_PRODUCT_NAME, "apu1")))) {
pr_err("No PC Engines APUv1 board detected. For APUv2,3 support, enable CONFIG_PCENGINES_APU2\n");
return -ENODEV;
}