Merge branch 'master' into 86xx
This commit is contained in:
commit
ff7298ea16
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@ -509,7 +509,6 @@ looks like in practice.
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o chosen
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|- name = "chosen"
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|- bootargs = "root=/dev/sda2"
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|- linux,platform = <00000600>
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|- linux,phandle = <4>
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This tree is almost a minimal tree. It pretty much contains the
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@ -733,8 +732,7 @@ address which can extend beyond that limit.
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that typically get driven by the same platform code in the
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kernel, you would use a different "model" property but put a
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value in "compatible". The kernel doesn't directly use that
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value (see /chosen/linux,platform for how the kernel chooses a
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platform type) but it is generally useful.
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value but it is generally useful.
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The root node is also generally where you add additional properties
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specific to your board like the serial number if any, that sort of
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@ -842,11 +840,6 @@ address which can extend beyond that limit.
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the prom_init() trampoline when booting with an OF client interface,
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but that you have to provide yourself when using the flattened format.
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Required properties:
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- linux,platform : This is your platform number as assigned by the
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architecture maintainers
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Recommended properties:
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- bootargs : This zero-terminated string is passed as the kernel
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@ -500,7 +500,7 @@ CONFIG_BLK_DEV_AMD74XX=y
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# CONFIG_BLK_DEV_PDC202XX_NEW is not set
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# CONFIG_BLK_DEV_SVWKS is not set
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# CONFIG_BLK_DEV_SIIMAGE is not set
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CONFIG_BLK_DEV_SL82C105=y
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# CONFIG_BLK_DEV_SL82C105 is not set
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# CONFIG_BLK_DEV_SLC90E66 is not set
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# CONFIG_BLK_DEV_TRM290 is not set
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# CONFIG_BLK_DEV_VIA82CXXX is not set
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@ -646,7 +646,7 @@ CONFIG_SATA_SVW=y
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# CONFIG_PATA_SIL680 is not set
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# CONFIG_PATA_SIS is not set
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# CONFIG_PATA_VIA is not set
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# CONFIG_PATA_WINBOND is not set
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CONFIG_PATA_WINBOND=y
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#
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# Multi-device support (RAID and LVM)
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@ -483,7 +483,7 @@ CONFIG_BLK_DEV_AMD74XX=y
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# CONFIG_BLK_DEV_PDC202XX_NEW is not set
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# CONFIG_BLK_DEV_SVWKS is not set
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# CONFIG_BLK_DEV_SIIMAGE is not set
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CONFIG_BLK_DEV_SL82C105=y
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# CONFIG_BLK_DEV_SL82C105 is not set
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# CONFIG_BLK_DEV_SLC90E66 is not set
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# CONFIG_BLK_DEV_TRM290 is not set
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# CONFIG_BLK_DEV_VIA82CXXX is not set
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@ -628,7 +628,7 @@ CONFIG_ATA=y
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# CONFIG_PATA_SIL680 is not set
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# CONFIG_PATA_SIS is not set
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# CONFIG_PATA_VIA is not set
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# CONFIG_PATA_WINBOND is not set
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CONFIG_PATA_WINBOND=y
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#
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# Multi-device support (RAID and LVM)
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@ -5,6 +5,7 @@
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#include <linux/pci_regs.h>
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#include <linux/module.h>
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#include <linux/ioport.h>
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#include <linux/etherdevice.h>
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#include <asm/prom.h>
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#include <asm/pci-bridge.h>
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@ -1003,3 +1004,42 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
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return res;
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}
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EXPORT_SYMBOL_GPL(of_irq_map_one);
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/**
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* Search the device tree for the best MAC address to use. 'mac-address' is
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* checked first, because that is supposed to contain to "most recent" MAC
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* address. If that isn't set, then 'local-mac-address' is checked next,
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* because that is the default address. If that isn't set, then the obsolete
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* 'address' is checked, just in case we're using an old device tree.
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*
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* Note that the 'address' property is supposed to contain a virtual address of
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* the register set, but some DTS files have redefined that property to be the
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* MAC address.
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*
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* All-zero MAC addresses are rejected, because those could be properties that
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* exist in the device tree, but were not set by U-Boot. For example, the
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* DTS could define 'mac-address' and 'local-mac-address', with zero MAC
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* addresses. Some older U-Boots only initialized 'local-mac-address'. In
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* this case, the real MAC is in 'local-mac-address', and 'mac-address' exists
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* but is all zeros.
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*/
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const void *of_get_mac_address(struct device_node *np)
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{
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struct property *pp;
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pp = of_find_property(np, "mac-address", NULL);
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if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value))
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return pp->value;
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pp = of_find_property(np, "local-mac-address", NULL);
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if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value))
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return pp->value;
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pp = of_find_property(np, "address", NULL);
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if (pp && (pp->length == 6) && is_valid_ether_addr(pp->value))
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return pp->value;
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return NULL;
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}
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EXPORT_SYMBOL(of_get_mac_address);
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@ -4,7 +4,7 @@ endif
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obj-y := pci.o lpar.o hvCall.o nvram.o reconfig.o \
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setup.o iommu.o ras.o rtasd.o pci_dlpar.o \
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firmware.o
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firmware.o power.o
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obj-$(CONFIG_SMP) += smp.o
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obj-$(CONFIG_XICS) += xics.o
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obj-$(CONFIG_SCANLOG) += scanlog.o
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87
arch/powerpc/platforms/pseries/power.c
Normal file
87
arch/powerpc/platforms/pseries/power.c
Normal file
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/*
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* Interface for power-management for ppc64 compliant platform
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*
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* Manish Ahuja <mahuja@us.ibm.com>
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*
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* Feb 2007
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*
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* Copyright (C) 2007 IBM Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <linux/kobject.h>
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#include <linux/string.h>
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#include <linux/errno.h>
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#include <linux/init.h>
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unsigned long rtas_poweron_auto; /* default and normal state is 0 */
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static ssize_t auto_poweron_show(struct subsystem *subsys, char *buf)
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{
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return sprintf(buf, "%lu\n", rtas_poweron_auto);
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}
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static ssize_t
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auto_poweron_store(struct subsystem *subsys, const char *buf, size_t n)
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{
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int ret;
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unsigned long ups_restart;
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ret = sscanf(buf, "%lu", &ups_restart);
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if ((ret == 1) && ((ups_restart == 1) || (ups_restart == 0))){
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rtas_poweron_auto = ups_restart;
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return n;
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}
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return -EINVAL;
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}
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static struct subsys_attribute auto_poweron_attr = {
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.attr = {
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.name = __stringify(auto_poweron),
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.mode = 0644,
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},
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.show = auto_poweron_show,
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.store = auto_poweron_store,
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};
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#ifndef CONFIG_PM
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decl_subsys(power,NULL,NULL);
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static struct attribute *g[] = {
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&auto_poweron_attr.attr,
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NULL,
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};
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static struct attribute_group attr_group = {
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.attrs = g,
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};
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static int __init pm_init(void)
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{
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int error = subsystem_register(&power_subsys);
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if (!error)
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error = sysfs_create_group(&power_subsys.kset.kobj,&attr_group);
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return error;
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}
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core_initcall(pm_init);
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#else
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extern struct subsystem power_subsys;
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static int __init apo_pm_init(void)
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{
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return (subsys_create_file(&power_subsys, &auto_poweron_attr));
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}
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__initcall(apo_pm_init);
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#endif
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@ -33,4 +33,7 @@ static inline void setup_kexec_cpu_down_xics(void) { }
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static inline void setup_kexec_cpu_down_mpic(void) { }
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#endif
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/* Poweron flag used for enabling auto ups restart */
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extern unsigned long rtas_poweron_auto;
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#endif /* _PSERIES_PSERIES_H */
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@ -486,6 +486,34 @@ static int pSeries_pci_probe_mode(struct pci_bus *bus)
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return PCI_PROBE_NORMAL;
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}
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/**
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* pSeries_power_off - tell firmware about how to power off the system.
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*
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* This function calls either the power-off rtas token in normal cases
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* or the ibm,power-off-ups token (if present & requested) in case of
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* a power failure. If power-off token is used, power on will only be
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* possible with power button press. If ibm,power-off-ups token is used
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* it will allow auto poweron after power is restored.
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*/
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void pSeries_power_off(void)
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{
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int rc;
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int rtas_poweroff_ups_token = rtas_token("ibm,power-off-ups");
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if (rtas_flash_term_hook)
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rtas_flash_term_hook(SYS_POWER_OFF);
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if (rtas_poweron_auto == 0 ||
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rtas_poweroff_ups_token == RTAS_UNKNOWN_SERVICE) {
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rc = rtas_call(rtas_token("power-off"), 2, 1, NULL, -1, -1);
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printk(KERN_INFO "RTAS power-off returned %d\n", rc);
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} else {
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rc = rtas_call(rtas_poweroff_ups_token, 0, 1, NULL);
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printk(KERN_INFO "RTAS ibm,power-off-ups returned %d\n", rc);
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}
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for (;;);
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}
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define_machine(pseries) {
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.name = "pSeries",
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.probe = pSeries_probe,
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.pcibios_fixup = pSeries_final_fixup,
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.pci_probe_mode = pSeries_pci_probe_mode,
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.restart = rtas_restart,
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.power_off = rtas_power_off,
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.power_off = pSeries_power_off,
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.halt = rtas_halt,
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.panic = rtas_os_term,
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.get_boot_time = rtas_get_boot_time,
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|
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@ -233,14 +233,7 @@ static int __init gfar_of_init(void)
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goto err;
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}
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mac_addr = get_property(np, "local-mac-address", NULL);
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if (mac_addr == NULL)
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mac_addr = get_property(np, "mac-address", NULL);
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if (mac_addr == NULL) {
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/* Obsolete */
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mac_addr = get_property(np, "address", NULL);
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}
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mac_addr = of_get_mac_address(np);
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if (mac_addr)
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memcpy(gfar_data.mac_addr, mac_addr, 6);
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@ -646,8 +639,9 @@ static int __init fs_enet_of_init(void)
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goto unreg;
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}
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mac_addr = get_property(np, "mac-address", NULL);
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memcpy(fs_enet_data.macaddr, mac_addr, 6);
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mac_addr = of_get_mac_address(np);
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if (mac_addr)
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memcpy(fs_enet_data.macaddr, mac_addr, 6);
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ph = get_property(np, "phy-handle", NULL);
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phy = of_find_node_by_phandle(*ph);
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|
@ -931,8 +925,9 @@ static int __init fs_enet_of_init(void)
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goto err;
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r[0].name = enet_regs;
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mac_addr = (void *)get_property(np, "mac-address", NULL);
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memcpy(fs_enet_data.macaddr, mac_addr, 6);
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mac_addr = of_get_mac_address(np);
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if (mac_addr)
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memcpy(fs_enet_data.macaddr, mac_addr, 6);
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ph = (phandle *) get_property(np, "phy-handle", NULL);
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if (ph != NULL)
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|
|
|
@ -995,8 +995,10 @@ mpc52xx_uart_of_remove(struct of_device *op)
|
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struct uart_port *port = dev_get_drvdata(&op->dev);
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dev_set_drvdata(&op->dev, NULL);
|
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if (port)
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if (port) {
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uart_remove_one_port(&mpc52xx_uart_driver, port);
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irq_dispose_mapping(port->irq);
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}
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return 0;
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}
|
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|
|
|
@ -255,6 +255,8 @@ extern void kdump_move_device_tree(void);
|
|||
/* CPU OF node matching */
|
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struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
|
||||
|
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/* Get the MAC address */
|
||||
extern const void *of_get_mac_address(struct device_node *np);
|
||||
|
||||
/*
|
||||
* OF interrupt mapping
|
||||
|
|
Loading…
Reference in a new issue