Path: csiph.com!news.freedyn.net!aioe.org!bofh.it!news.nic.it!robomod From: Krzysztof Kozlowski Newsgroups: linux.kernel Subject: [RESEND v2 1/2] clk: samsung: Don't build ARMv8 clock drivers on ARMv7 Date: Mon, 25 Jan 2016 02:00:03 +0100 Message-ID: References: X-Original-To: Michael Turquette , Stephen Boyd , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org X-Auditid: cbfec7f5-f79b16d000005389-46-56a5715e7ec2 X-Mailer: git-send-email 1.9.1 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrBLMWRmVeSWpSXmKPExsVy+t/xq7pxhUvDDF7vELP4O+kYu8X7ZT2M FvOPnGO1eP3C0KL/8Wtmi6ebHzNZbHp8jdXiY889VovLu+awWcw4v4/J4uIpV4tT1z+zWRx+ 085q8eNMN4vFql1/GC1efjzB4iDgsWbeGkaP378mMXq8v9HK7nG5r5fJY+esu+wem1Z1snls XlLvceVEE6tH35ZVjB6fN8kFcEVx2aSk5mSWpRbp2yVwZZydNpm5YJlIxfyrp9gaGHcKdjFy ckgImEi8vfiTEcIWk7hwbz1bFyMXh5DAUkaJn+96mCGc/4wSJ4+3sIJUsQkYS2xevgSsSkTg EqPE0nNfWUAcZoFWZomWUz/AqoQF/CVun9sANpdFQFXi7brZ7CA2r4CbxNcbl9gg9slJnDw2 GayeU8BdYvnOZ0BxDqB1bhIX5qdNYORdwMiwilE0tTS5oDgpPddIrzgxt7g0L10vOT93EyMk vL/uYFx6zOoQowAHoxIPr6Xa0jAh1sSy4srcQ4wSHMxKIryXsoBCvCmJlVWpRfnxRaU5qcWH GKU5WJTEeWfueh8iJJCeWJKanZpakFoEk2Xi4JRqYLSPXd5jPjNxSeWLpo+CG6Zv5Wh5Yl7V 7vtmdpXVFYf5G85cXVMrImjN6aJycNf5SXk8quEc9alNTA+3BG97r/X149Tq2U82zbvx8shb 5gaevcavfb6V9E1YXKZv/LLvzOHt00X+xfqsO/jmz5buQ3NWzHkwj9t7lnd8DXf7zY9b7IzM t2SbXbqtxFKckWioxVxUnAgAMbDHdmsCAAA= Sender: robomod@news.nic.it List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Approved: robomod@news.nic.it Lines: 68 Organization: linux.* mail to news gateway X-Original-Cc: Catalin Marinas , Will Deacon , Kukjin Kim , Sylwester Nawrocki , Tomasz Figa , Olof Johansson , Arnd Bergmann , linux-arm-kernel@lists.infradead.org, Kevin Hilman , Krzysztof Kozlowski X-Original-Date: Mon, 25 Jan 2016 09:50:20 +0900 X-Original-Message-ID: <1453683021-6998-2-git-send-email-k.kozlowski@samsung.com> X-Original-References: <1453683021-6998-1-git-send-email-k.kozlowski@samsung.com> X-Original-Sender: linux-kernel-owner@vger.kernel.org Xref: csiph.com linux.kernel:1316150 Currently the Exynos5433 (ARMv8 SoC) clock driver depends on ARCH_EXYNOS so it is built also on ARMv7. This does not bring any kind of benefit. There won't be a single kernel image for ARMv7 and ARMv8 SoCs (like multi_v7 for ARMv7). Instead build clock drivers only for respective SoC's architecture. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Chanwoo Choi Acked-by: Sylwester Nawrocki Tested-by: Alim Akhtar Acked-by: Tomasz Figa --- Changes since v1: 1. Use one Kconfig symbol for clocks of all ARM64 SoCs (after discussion): EXYNOS_ARM64_COMMON_CLK. 2. Minor cleanups after Tomasz's comments. 3. Added tags: Chanwoo's, Sylwester's, Alim's and Tomasz's (the tags were given for v1 but assuming that change from 1. is not major enough to require re-tagging). --- drivers/clk/samsung/Kconfig | 6 ++++++ drivers/clk/samsung/Makefile | 4 ++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/clk/samsung/Kconfig b/drivers/clk/samsung/Kconfig index 84196ecdaa12..3a2c032965e6 100644 --- a/drivers/clk/samsung/Kconfig +++ b/drivers/clk/samsung/Kconfig @@ -2,6 +2,7 @@ config COMMON_CLK_SAMSUNG bool select COMMON_CLK +# ARM SoCs: config S3C2410_COMMON_CLK bool select COMMON_CLK_SAMSUNG @@ -24,3 +25,8 @@ config S3C2443_COMMON_CLK bool select COMMON_CLK_SAMSUNG +# ARM64 SoCs (e.g. Exynos5433, Exynos7): +config EXYNOS_ARM64_COMMON_CLK + def_bool ARCH_EXYNOS + depends on ARM64 || COMPILE_TEST + select COMMON_CLK_SAMSUNG diff --git a/drivers/clk/samsung/Makefile b/drivers/clk/samsung/Makefile index 5f6833ea355d..fc367d4b2902 100644 --- a/drivers/clk/samsung/Makefile +++ b/drivers/clk/samsung/Makefile @@ -10,11 +10,11 @@ obj-$(CONFIG_SOC_EXYNOS5250) += clk-exynos5250.o obj-$(CONFIG_SOC_EXYNOS5260) += clk-exynos5260.o obj-$(CONFIG_SOC_EXYNOS5410) += clk-exynos5410.o obj-$(CONFIG_SOC_EXYNOS5420) += clk-exynos5420.o -obj-$(CONFIG_ARCH_EXYNOS) += clk-exynos5433.o +obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos5433.o obj-$(CONFIG_SOC_EXYNOS5440) += clk-exynos5440.o obj-$(CONFIG_ARCH_EXYNOS) += clk-exynos-audss.o obj-$(CONFIG_ARCH_EXYNOS) += clk-exynos-clkout.o -obj-$(CONFIG_ARCH_EXYNOS7) += clk-exynos7.o +obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos7.o obj-$(CONFIG_S3C2410_COMMON_CLK)+= clk-s3c2410.o obj-$(CONFIG_S3C2410_COMMON_DCLK)+= clk-s3c2410-dclk.o obj-$(CONFIG_S3C2412_COMMON_CLK)+= clk-s3c2412.o -- 1.9.1