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powerpc/85xx: add board support for the Freescale hypervisor

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Add support for the ePAPR-compliant Freescale hypervisor (aka "Topaz") on
the Freescale P3041DS, P4080DS, and P5020DS reference boards.

Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Timur Tabi 2011-05-19 08:54:30 -05:00 committed by Kumar Gala
parent d173ea6b40
commit 3907ab2686
5 changed files with 55 additions and 3 deletions
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3
arch/powerpc/platforms/85xx/Kconfig
View file

@ -169,6 +169,7 @@ config P3041_DS
select SWIOTLB
select MPC8xxx_GPIO
select HAS_RAPIDIO
select PPC_EPAPR_HV_PIC
help
This option enables support for the P3041 DS board
@ -180,6 +181,7 @@ config P4080_DS
select SWIOTLB
select MPC8xxx_GPIO
select HAS_RAPIDIO
select PPC_EPAPR_HV_PIC
help
This option enables support for the P4080 DS board
@ -194,6 +196,7 @@ config P5020_DS
select SWIOTLB
select MPC8xxx_GPIO
select HAS_RAPIDIO
select PPC_EPAPR_HV_PIC
help
This option enables support for the P5020 DS board

7
arch/powerpc/platforms/85xx/corenet_ds.c
View file

@ -120,6 +120,13 @@ static const struct of_device_id of_device_ids[] __devinitconst = {
{
.compatible = "fsl,qoriq-pcie-v2.2",
},
/* The following two are for the Freescale hypervisor */
{
.name = "hypervisor",
},
{
.name = "handles",
},
{}
};

16
arch/powerpc/platforms/85xx/p3041_ds.c
View file

@ -30,6 +30,7 @@
#include <linux/of_platform.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include <asm/ehv_pic.h>
#include "corenet_ds.h"
@ -40,7 +41,20 @@ static int __init p3041_ds_probe(void)
{
unsigned long root = of_get_flat_dt_root();
return of_flat_dt_is_compatible(root, "fsl,P3041DS");
if (of_flat_dt_is_compatible(root, "fsl,P3041DS"))
return 1;
/* Check if we're running under the Freescale hypervisor */
if (of_flat_dt_is_compatible(root, "fsl,P3041DS-hv")) {
ppc_md.init_IRQ = ehv_pic_init;
ppc_md.get_irq = ehv_pic_get_irq;
ppc_md.restart = fsl_hv_restart;
ppc_md.power_off = fsl_hv_halt;
ppc_md.halt = fsl_hv_halt;
return 1;
}
return 0;
}
define_machine(p3041_ds) {

16
arch/powerpc/platforms/85xx/p4080_ds.c
View file

@ -29,6 +29,7 @@
#include <linux/of_platform.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include <asm/ehv_pic.h>
#include "corenet_ds.h"
@ -39,7 +40,20 @@ static int __init p4080_ds_probe(void)
{
unsigned long root = of_get_flat_dt_root();
return of_flat_dt_is_compatible(root, "fsl,P4080DS");
if (of_flat_dt_is_compatible(root, "fsl,P4080DS"))
return 1;
/* Check if we're running under the Freescale hypervisor */
if (of_flat_dt_is_compatible(root, "fsl,P4080DS-hv")) {
ppc_md.init_IRQ = ehv_pic_init;
ppc_md.get_irq = ehv_pic_get_irq;
ppc_md.restart = fsl_hv_restart;
ppc_md.power_off = fsl_hv_halt;
ppc_md.halt = fsl_hv_halt;
return 1;
}
return 0;
}
define_machine(p4080_ds) {

16
arch/powerpc/platforms/85xx/p5020_ds.c
View file

@ -30,6 +30,7 @@
#include <linux/of_platform.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include <asm/ehv_pic.h>
#include "corenet_ds.h"
@ -40,7 +41,20 @@ static int __init p5020_ds_probe(void)
{
unsigned long root = of_get_flat_dt_root();
return of_flat_dt_is_compatible(root, "fsl,P5020DS");
if (of_flat_dt_is_compatible(root, "fsl,P5020DS"))
return 1;
/* Check if we're running under the Freescale hypervisor */
if (of_flat_dt_is_compatible(root, "fsl,P5020DS-hv")) {
ppc_md.init_IRQ = ehv_pic_init;
ppc_md.get_irq = ehv_pic_get_irq;
ppc_md.restart = fsl_hv_restart;
ppc_md.power_off = fsl_hv_halt;
ppc_md.halt = fsl_hv_halt;
return 1;
}
return 0;
}
define_machine(p5020_ds) {