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Groups > linux.kernel > #1320174
| From | Krzysztof Kozlowski <k.kozlowski@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 2/3] clk: samsung: Don't build ARMv8 clock drivers on ARMv7 |
| Date | 2016-01-28 01:40 +0100 |
| Message-ID | <qVIMW-3vP-21@gated-at.bofh.it> (permalink) |
| References | <qVIMV-3vP-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 <k.kozlowski@samsung.com> --- Changes since v3: 1. Rebase on next-20160127. Changes since v2: 1. Follow Arnd's advice making EXYNOS_ARM64_COMMON_CLK user-visible when COMPILE_TEST is enabled. 2. Dropped accumulated tags because the logic is now different. 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 | 5 +++++ drivers/clk/samsung/Makefile | 4 ++-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/clk/samsung/Kconfig b/drivers/clk/samsung/Kconfig index dd6093a33f84..5fd982d9f4d9 100644 --- a/drivers/clk/samsung/Kconfig +++ b/drivers/clk/samsung/Kconfig @@ -23,3 +23,8 @@ config S3C2443_COMMON_CLK bool "Samsung S3C2443 clock controller support" if COMPILE_TEST select COMMON_CLK_SAMSUNG +# ARM64 SoCs (e.g. Exynos5433, Exynos7): +config EXYNOS_ARM64_COMMON_CLK + bool "Samsung Exynos ARMv8-family clock controller support" if COMPILE_TEST + default ARM64 && COMMON_CLK_SAMSUNG + depends on (ARM64 && COMMON_CLK_SAMSUNG) || COMPILE_TEST 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
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[PATCH v4 0/3] arm64/clk: EXYNOS: Consolidate Exynos7 symbol Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-01-28 01:40 +0100
[PATCH v4 1/3] clk: samsung: Enable COMPILE_TEST for Samsung clocks Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-01-28 01:40 +0100
Re: [PATCH v4 1/3] clk: samsung: Enable COMPILE_TEST for Samsung clocks Javier Martinez Canillas <javier@osg.samsung.com> - 2016-01-28 20:20 +0100
Re: [PATCH v4 1/3] clk: samsung: Enable COMPILE_TEST for Samsung clocks Stephen Boyd <sboyd@codeaurora.org> - 2016-01-29 21:50 +0100
[PATCH v4 2/3] clk: samsung: Don't build ARMv8 clock drivers on ARMv7 Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-01-28 01:40 +0100
Re: [PATCH v4 2/3] clk: samsung: Don't build ARMv8 clock drivers on ARMv7 Chanwoo Choi <cw00.choi@samsung.com> - 2016-01-28 02:30 +0100
Re: [PATCH v4 2/3] clk: samsung: Don't build ARMv8 clock drivers on ARMv7 Javier Martinez Canillas <javier@osg.samsung.com> - 2016-01-28 20:20 +0100
Re: [PATCH v4 2/3] clk: samsung: Don't build ARMv8 clock drivers on ARMv7 Stephen Boyd <sboyd@codeaurora.org> - 2016-01-29 21:50 +0100
[PATCH v4 3/3] arm64: EXYNOS: Consolidate ARCH_EXYNOS7 symbol into ARCH_EXYNOS Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-01-28 01:40 +0100
Re: [PATCH v4 3/3] arm64: EXYNOS: Consolidate ARCH_EXYNOS7 symbol into ARCH_EXYNOS Javier Martinez Canillas <javier@osg.samsung.com> - 2016-01-28 20:20 +0100
Re: [PATCH v4 0/3] arm64/clk: EXYNOS: Consolidate Exynos7 symbol Andi Shyti <andi.shyti@samsung.com> - 2016-01-29 02:20 +0100
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