--- /dev/null
+diff -Naur linux-4.9.8.org/arch/x86/Kconfig linux-4.9.8/arch/x86/Kconfig
+--- linux-4.9.8.org/arch/x86/Kconfig 2017-02-04 09:47:29.000000000 +0100
++++ linux-4.9.8/arch/x86/Kconfig 2017-02-09 19:29:59.244945360 +0100
+@@ -2604,6 +2604,7 @@
+ - AC adapter status updates
+ - Battery status updates
+
++
+ config ALIX
+ bool "PCEngines ALIX System Support (LED setup)"
+ select GPIOLIB
+@@ -2642,6 +2643,18 @@
+
+ endif # X86_32
+
++config APULED
++ bool "PCEngines APU Led Support"
++ depends on DMI
++ ---help---
++ This option enables system support for the PCEngines APU1.
++
++config APU2LED
++ bool "PCEngines APU2 Led Support"
++ depends on DMI
++ ---help---
++ This option enables system support for the PCEngines APU2.
++
+ config AMD_NB
+ def_bool y
+ depends on CPU_SUP_AMD && PCI
+diff -Naur linux-4.9.8.org/arch/x86/platform/apu/apu2-led.c linux-4.9.8/arch/x86/platform/apu/apu2-led.c
+--- linux-4.9.8.org/arch/x86/platform/apu/apu2-led.c 1970-01-01 01:00:00.000000000 +0100
++++ linux-4.9.8/arch/x86/platform/apu/apu2-led.c 2017-02-09 19:29:59.244945360 +0100
+@@ -0,0 +1,180 @@
++/*
++ * LEDs driver for PCEngines apu2
++ *
++ * this basic driver only set the output, configuration
++ * has already done by bios/coreboot.
++ * suspend/resume was not tested because IPFire not use it.
++ *
++ * Copyright (C) 2016 Arne Fitzenreiter <arne_f@ipfire.org> ,
++ * based on Christian Herzog's apu_led.
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ */
++
++#include <linux/kernel.h>
++#include <linux/module.h>
++#include <linux/init.h>
++#include <linux/platform_device.h>
++#include <linux/leds.h>
++#include <linux/err.h>
++#include <asm/io.h>
++#include <linux/dmi.h>
++
++#define DRVNAME "apu2-led"
++#define BASEADDR (0xFED81610)
++
++static struct platform_device *pdev;
++unsigned int *apu2_led_p1;
++unsigned int *apu2_led_p2;
++unsigned int *apu2_led_p3;
++
++static void apu2_led_set_1(struct led_classdev *led_cdev,
++ enum led_brightness value) {
++ if (value)
++ iowrite32((ioread32(apu2_led_p1)&~BIT(22)), apu2_led_p1);
++ else
++ iowrite32((ioread32(apu2_led_p1)|BIT(22)), apu2_led_p1);
++}
++
++static void apu2_led_set_2(struct led_classdev *led_cdev,
++ enum led_brightness value) {
++ if (value)
++ iowrite32((ioread32(apu2_led_p2)&~BIT(22)), apu2_led_p2);
++ else
++ iowrite32((ioread32(apu2_led_p2)|BIT(22)), apu2_led_p2);
++}
++
++static void apu2_led_set_3(struct led_classdev *led_cdev,
++ enum led_brightness value) {
++ if (value)
++ iowrite32((ioread32(apu2_led_p3)&~BIT(22)), apu2_led_p3);
++ else
++ iowrite32((ioread32(apu2_led_p3)|BIT(22)), apu2_led_p3);
++}
++
++static struct led_classdev apu2_led_1 = {
++ .name = "apu:1",
++ .brightness_set = apu2_led_set_1,
++};
++
++static struct led_classdev apu2_led_2 = {
++ .name = "apu:2",
++ .brightness_set = apu2_led_set_2,
++};
++
++static struct led_classdev apu2_led_3 = {
++ .name = "apu:3",
++ .brightness_set = apu2_led_set_3,
++};
++
++
++#ifdef CONFIG_PM
++static int apu2_led_suspend(struct platform_device *dev,
++ pm_message_t state)
++{
++ led_classdev_suspend(&apu2_led_1);
++ led_classdev_suspend(&apu2_led_2);
++ led_classdev_suspend(&apu2_led_3);
++ return 0;
++}
++
++static int apu2_led_resume(struct platform_device *dev)
++{
++ led_classdev_resume(&apu2_led_1);
++ led_classdev_resume(&apu2_led_2);
++ led_classdev_resume(&apu2_led_3);
++ return 0;
++}
++#else
++#define apu2_led_suspend NULL
++#define apu2_led_resume NULL
++#endif
++
++static int apu2_led_probe(struct platform_device *pdev)
++{
++ int ret;
++
++ ret = led_classdev_register(&pdev->dev, &apu2_led_1);
++ if (ret == 0)
++ {
++ ret = led_classdev_register(&pdev->dev, &apu2_led_2);
++ if (ret >= 0)
++ {
++ ret = led_classdev_register(&pdev->dev, &apu2_led_3);
++ if (ret < 0)
++ led_classdev_unregister(&apu2_led_2);
++ }
++ if (ret < 0)
++ led_classdev_unregister(&apu2_led_1);
++ }
++ return ret;
++}
++
++static int apu2_led_remove(struct platform_device *pdev)
++{
++ led_classdev_unregister(&apu2_led_1);
++ led_classdev_unregister(&apu2_led_2);
++ led_classdev_unregister(&apu2_led_3);
++ return 0;
++}
++
++static struct platform_driver apu2_led_driver = {
++ .probe = apu2_led_probe,
++ .remove = apu2_led_remove,
++ .suspend = apu2_led_suspend,
++ .resume = apu2_led_resume,
++ .driver = {
++ .name = DRVNAME,
++ .owner = THIS_MODULE,
++ },
++};
++
++static int __init apu2_led_init(void)
++{
++ int ret=0;
++ const char *vendor, *product;
++
++ vendor = dmi_get_system_info(DMI_SYS_VENDOR);
++ if (!vendor || strcmp(vendor, "PC Engines"))
++ goto out;
++
++ product = dmi_get_system_info(DMI_PRODUCT_NAME);
++ if (!product || strcmp(product, "apu2"))
++ goto out;
++
++ printk(KERN_INFO "%s: system is recognized as \"%s %s\"\n",
++ KBUILD_MODNAME, vendor, product);
++
++ ret = platform_driver_register(&apu2_led_driver);
++ if (ret < 0)
++ goto out;
++
++ pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0);
++ if (IS_ERR(pdev)) {
++ ret = PTR_ERR(pdev);
++ platform_driver_unregister(&apu2_led_driver);
++ goto out;
++ }
++
++ apu2_led_p1 = ioremap(BASEADDR, 4);
++ apu2_led_p2 = ioremap(BASEADDR+4, 4);
++ apu2_led_p3 = ioremap(BASEADDR+8, 4);
++
++out:
++ return ret;
++}
++
++static void __exit apu2_led_exit(void)
++{
++ platform_device_unregister(pdev);
++ platform_driver_unregister(&apu2_led_driver);
++}
++
++module_init(apu2_led_init);
++module_exit(apu2_led_exit);
++
++MODULE_AUTHOR("Arne Fitzenreiter");
++MODULE_DESCRIPTION("PCEngines apu2 LED driver");
++MODULE_LICENSE("GPL");
+diff -Naur linux-4.9.8.org/arch/x86/platform/apu/apu-led.c linux-4.9.8/arch/x86/platform/apu/apu-led.c
+--- linux-4.9.8.org/arch/x86/platform/apu/apu-led.c 1970-01-01 01:00:00.000000000 +0100
++++ linux-4.9.8/arch/x86/platform/apu/apu-led.c 2017-02-09 19:29:59.244945360 +0100
+@@ -0,0 +1,181 @@
++/*
++ * LEDs driver for PCEngines apu
++ *
++ * Copyright (C) 2013 Christian Herzog <daduke@daduke.org>, based on
++ * Petr Leibman's leds-alix
++ * Hardware presence check added by Arne Fitzenreiter <arne_f@ipfire.org>
++ * Based on leds-wrap.c
++ * Hardware info taken from http://www.dpie.com/manuals/miniboards/kontron/KTD-S0043-0_KTA55_SoftwareGuide.pdf
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ */
++
++#include <linux/kernel.h>
++#include <linux/module.h>
++#include <linux/init.h>
++#include <linux/platform_device.h>
++#include <linux/leds.h>
++#include <linux/err.h>
++#include <asm/io.h>
++#include <linux/dmi.h>
++
++#define DRVNAME "apu-led"
++#define BASEADDR (0xFED801BD)
++#define LEDON (0x8)
++#define LEDOFF (0xC8)
++
++static struct platform_device *pdev;
++unsigned int *apu_led_p1;
++unsigned int *apu_led_p2;
++unsigned int *apu_led_p3;
++
++static void apu_led_set_1(struct led_classdev *led_cdev,
++ enum led_brightness value) {
++ if (value)
++ iowrite8(LEDON, apu_led_p1);
++ else
++ iowrite8(LEDOFF, apu_led_p1);
++}
++
++static void apu_led_set_2(struct led_classdev *led_cdev,
++ enum led_brightness value) {
++ if (value)
++ iowrite8(LEDON, apu_led_p2);
++ else
++ iowrite8(LEDOFF, apu_led_p2);
++}
++
++static void apu_led_set_3(struct led_classdev *led_cdev,
++ enum led_brightness value) {
++ if (value)
++ iowrite8(LEDON, apu_led_p3);
++ else
++ iowrite8(LEDOFF, apu_led_p3);
++}
++
++static struct led_classdev apu_led_1 = {
++ .name = "apu:1",
++ .brightness_set = apu_led_set_1,
++};
++
++static struct led_classdev apu_led_2 = {
++ .name = "apu:2",
++ .brightness_set = apu_led_set_2,
++};
++
++static struct led_classdev apu_led_3 = {
++ .name = "apu:3",
++ .brightness_set = apu_led_set_3,
++};
++
++
++#ifdef CONFIG_PM
++static int apu_led_suspend(struct platform_device *dev,
++ pm_message_t state)
++{
++ led_classdev_suspend(&apu_led_1);
++ led_classdev_suspend(&apu_led_2);
++ led_classdev_suspend(&apu_led_3);
++ return 0;
++}
++
++static int apu_led_resume(struct platform_device *dev)
++{
++ led_classdev_resume(&apu_led_1);
++ led_classdev_resume(&apu_led_2);
++ led_classdev_resume(&apu_led_3);
++ return 0;
++}
++#else
++#define apu_led_suspend NULL
++#define apu_led_resume NULL
++#endif
++
++static int apu_led_probe(struct platform_device *pdev)
++{
++ int ret;
++
++ ret = led_classdev_register(&pdev->dev, &apu_led_1);
++ if (ret == 0)
++ {
++ ret = led_classdev_register(&pdev->dev, &apu_led_2);
++ if (ret >= 0)
++ {
++ ret = led_classdev_register(&pdev->dev, &apu_led_3);
++ if (ret < 0)
++ led_classdev_unregister(&apu_led_2);
++ }
++ if (ret < 0)
++ led_classdev_unregister(&apu_led_1);
++ }
++ return ret;
++}
++
++static int apu_led_remove(struct platform_device *pdev)
++{
++ led_classdev_unregister(&apu_led_1);
++ led_classdev_unregister(&apu_led_2);
++ led_classdev_unregister(&apu_led_3);
++ return 0;
++}
++
++static struct platform_driver apu_led_driver = {
++ .probe = apu_led_probe,
++ .remove = apu_led_remove,
++ .suspend = apu_led_suspend,
++ .resume = apu_led_resume,
++ .driver = {
++ .name = DRVNAME,
++ .owner = THIS_MODULE,
++ },
++};
++
++static int __init apu_led_init(void)
++{
++ int ret=0;
++ const char *vendor, *product;
++
++ vendor = dmi_get_system_info(DMI_SYS_VENDOR);
++ if (!vendor || strcmp(vendor, "PC Engines"))
++ goto out;
++
++ product = dmi_get_system_info(DMI_PRODUCT_NAME);
++ if (!product || strcmp(product, "APU"))
++ goto out;
++
++ printk(KERN_INFO "%s: system is recognized as \"%s %s\"\n",
++ KBUILD_MODNAME, vendor, product);
++
++ ret = platform_driver_register(&apu_led_driver);
++ if (ret < 0)
++ goto out;
++
++ pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0);
++ if (IS_ERR(pdev)) {
++ ret = PTR_ERR(pdev);
++ platform_driver_unregister(&apu_led_driver);
++ goto out;
++ }
++
++ apu_led_p1 = ioremap(BASEADDR, 1);
++ apu_led_p2 = ioremap(BASEADDR+1, 1);
++ apu_led_p3 = ioremap(BASEADDR+2, 1);
++
++out:
++ return ret;
++}
++
++static void __exit apu_led_exit(void)
++{
++ platform_device_unregister(pdev);
++ platform_driver_unregister(&apu_led_driver);
++}
++
++module_init(apu_led_init);
++module_exit(apu_led_exit);
++
++MODULE_AUTHOR("Christian Herzog");
++MODULE_DESCRIPTION("PCEngines apu LED driver");
++MODULE_LICENSE("GPL");
+diff -Naur linux-4.9.8.org/arch/x86/platform/apu/Makefile linux-4.9.8/arch/x86/platform/apu/Makefile
+--- linux-4.9.8.org/arch/x86/platform/apu/Makefile 1970-01-01 01:00:00.000000000 +0100
++++ linux-4.9.8/arch/x86/platform/apu/Makefile 2017-02-09 19:29:59.244945360 +0100
+@@ -0,0 +1,2 @@
++obj-$(CONFIG_APULED) += apu-led.o
++obj-$(CONFIG_APU2LED) += apu2-led.o
+diff -Naur linux-4.9.8.org/arch/x86/platform/Makefile linux-4.9.8/arch/x86/platform/Makefile
+--- linux-4.9.8.org/arch/x86/platform/Makefile 2017-02-04 09:47:29.000000000 +0100
++++ linux-4.9.8/arch/x86/platform/Makefile 2017-02-09 19:32:31.768269470 +0100
+@@ -1,4 +1,5 @@
+ # Platform specific code goes here
++obj-y += apu/
+ obj-y += atom/
+ obj-y += ce4100/
+ obj-y += efi/
projects / ipfire-2.x.git / blobdiff