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| author | Arnd Bergmann <arnd@arndb.de> | 2017-10-30 11:23:13 +0100 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2017-10-30 11:23:13 +0100 |
| commit | 682e3efa4d23c0587eba784ede6ce6fcff5acee5 (patch) | |
| tree | 7e59ea9663d6d4c8cd9042cd3ef6b15b370e5bb5 /arch/arm/include | |
| parent | 16511ee20b1febad53720210673f82a46867a5c0 (diff) | |
| parent | dea54268f3925d05e75b9c6dec487a6515dc0ed5 (diff) | |
| download | linux-stable-682e3efa4d23c0587eba784ede6ce6fcff5acee5.tar.gz linux-stable-682e3efa4d23c0587eba784ede6ce6fcff5acee5.tar.bz2 linux-stable-682e3efa4d23c0587eba784ede6ce6fcff5acee5.zip | |
Merge tag 'amlogic-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into next/soc
Pull "Amlogic SoC updates for v4.15" from Kevin Hilman:
- add SMP support to Meson8/8b
* tag 'amlogic-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
ARM: meson: enable MESON_IRQ_GPIO in Kconfig for meson8b
ARM: meson: Add SMP bringup code for Meson8 and Meson8b
ARM: smp_scu: allow the platform code to read the SCU CPU status
ARM: smp_scu: add a helper for powering on a specific CPU
dt-bindings: Amlogic: Add Meson8 and Meson8b SMP related documentation
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/smp_scu.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/include/asm/smp_scu.h b/arch/arm/include/asm/smp_scu.h index 5983f6bc62d5..1529d1ae2f8d 100644 --- a/arch/arm/include/asm/smp_scu.h +++ b/arch/arm/include/asm/smp_scu.h @@ -27,6 +27,8 @@ static inline unsigned long scu_a9_get_base(void) #ifdef CONFIG_HAVE_ARM_SCU unsigned int scu_get_core_count(void __iomem *); int scu_power_mode(void __iomem *, unsigned int); +int scu_cpu_power_enable(void __iomem *, unsigned int); +int scu_get_cpu_power_mode(void __iomem *scu_base, unsigned int logical_cpu); #else static inline unsigned int scu_get_core_count(void __iomem *scu_base) { @@ -36,6 +38,16 @@ static inline int scu_power_mode(void __iomem *scu_base, unsigned int mode) { return -EINVAL; } +static inline int scu_cpu_power_enable(void __iomem *scu_base, + unsigned int mode) +{ + return -EINVAL; +} +static inline int scu_get_cpu_power_mode(void __iomem *scu_base, + unsigned int logical_cpu) +{ + return -EINVAL; +} #endif #if defined(CONFIG_SMP) && defined(CONFIG_HAVE_ARM_SCU) |