On 02/24/2015 05:33 PM, Arnd Bergmann wrote: > On Tuesday 24 February 2015 14:16:45 Chanwoo Choi wrote: >> This patch adds new Exynos5433 dtsi to support 64-bit Exynos5433 SoC based on >> Octal core CPUs (quad Cortex-A57 and quad Cortex-A53). And Exynos5433 >> supports >> PSCI (Power State Coordination Interface) v0.1. >> >> This patch includes following dt node to support Exynos5433 SoC: >> 1. Octa core for big.LITTLE architecture >> - Cortex-A53 LITTLE Quad-core >> - Cortex-A57 big Quad-core >> - Support PSCI v0.1 > > Should we try to come up with a way to better share parts of this with the > exynos5 dtsi files you already have in arm32? I suspect that there is a > significant overlap.
Currently, 32-bit Exynos5 SoC (which is included in arch/arm/boot/dts) didn't support the Cortex-A53/A57 and PSCI. The 32-bit Exynos5 SoC support the Coretex-A7 or A15 and big.LITTLE Exynos5 SoC use the MCPM (Multi-Cluster PM) driver for secondary cpu on/off instead of PSCI. Thanks, Chanwoo Choi -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
