On Thu, Nov 26, 2015 at 11:00 PM, MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx> wrote: > On Thu, Nov 26, 2015 at 10:47 PM, Chanwoo Choi <cw00.choi@xxxxxxxxxxx> wrote: >> This patch adds the generic exynos bus frequency driver for AMBA AXI bus >> of sub-blocks in exynos SoC with DEVFREQ framework. The Samsung Exynos SoC >> have the common architecture for bus between DRAM and sub-blocks in SoC. >> This driver can support the generic bus frequency driver for Exynos SoCs. >> >> In devicetree, Each bus block has a bus clock, regulator, operation-point >> and devfreq-event devices which measure the utilization of each bus block. >> >> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx> >> --- >> drivers/devfreq/Kconfig | 15 ++ >> drivers/devfreq/Makefile | 1 + >> drivers/devfreq/exynos/Makefile | 1 + >> drivers/devfreq/exynos/exynos-bus.c | 443 ++++++++++++++++++++++++++++++++++++ >> 4 files changed, 460 insertions(+) >> create mode 100644 drivers/devfreq/exynos/exynos-bus.c >> > > Are we finally getting a common Exynos bus driver with full DT support? > (can this replace both Exynos4/5 drivers and support Exynos7 series?) Yes. This patch-set would support all Exynos SoCs for bus frequency driver. To make sure the support for Exynos7 series, I need to check the TRM document of Exynos7. I think it is possible for support Exynos7. I'm going to test this driver on various Exynos-based board. Regards, Chanwoo Choi -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
