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| author | Jan Kiszka <jan.kiszka@siemens.com> | 2015-04-21 07:18:34 +0200 |
|---|---|---|
| committer | Tom Warren <twarren@nvidia.com> | 2015-05-13 09:24:15 -0700 |
| commit | ce416fac3802528702e46663882d67cb8561b4c8 (patch) | |
| tree | 2dbc146760632b5bfe1d60110838fbeeaeaa8b98 | |
| parent | 91a34ed9b182d796e0364a8fd1e72e3915c4daea (diff) | |
| download | u-boot-imx-ce416fac3802528702e46663882d67cb8561b4c8.zip u-boot-imx-ce416fac3802528702e46663882d67cb8561b4c8.tar.gz u-boot-imx-ce416fac3802528702e46663882d67cb8561b4c8.tar.bz2 | |
ARM: Add board-specific initialization hook for PSCI
Tegra boards will have to initialize power management for the PSCI
support this way.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
| -rw-r--r-- | arch/arm/cpu/armv7/virt-v7.c | 6 | ||||
| -rw-r--r-- | arch/arm/include/asm/psci.h | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/virt-v7.c b/arch/arm/cpu/armv7/virt-v7.c index 4cb8806..db4f6ad 100644 --- a/arch/arm/cpu/armv7/virt-v7.c +++ b/arch/arm/cpu/armv7/virt-v7.c @@ -75,6 +75,10 @@ void __weak smp_kick_all_cpus(void) kick_secondary_cpus_gic(gic_dist_addr); } +__weak void psci_board_init(void) +{ +} + int armv7_init_nonsec(void) { unsigned int reg; @@ -112,6 +116,8 @@ int armv7_init_nonsec(void) for (i = 1; i <= itlinesnr; i++) writel((unsigned)-1, gic_dist_addr + GICD_IGROUPRn + 4 * i); + psci_board_init(); + /* * Relocate secure section before any cpu runs in secure ram. * smp_kick_all_cpus may enable other cores and runs into secure diff --git a/arch/arm/include/asm/psci.h b/arch/arm/include/asm/psci.h index 50a3ca4..128a606 100644 --- a/arch/arm/include/asm/psci.h +++ b/arch/arm/include/asm/psci.h @@ -34,6 +34,7 @@ #ifndef __ASSEMBLY__ int psci_update_dt(void *fdt); +void psci_board_init(void); #endif /* ! __ASSEMBLY__ */ #endif /* __ARM_PSCI_H__ */ |