Messages in this thread | | | From | Tomasz Figa <> | Date | Sun, 19 Jun 2016 22:44:20 +0900 | Subject | Re: [PATCH] clk: samsung: exynos5433: use clock_ignore_unused flag for SPI3 related clocks |
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2016-06-19 14:59 GMT+09:00 Andi Shyti <andi@etezian.org>: > Hi Tomasz, > >> > The SPI 3 bus uses two clocks, a bus clock and an input clock. >> > Do not disable the clocks when unused in order to allow access to >> > the SPI 3 device. >> >> If unused, why would access to SPI 3 device needed? > > because next I will submit a small driver which uses the SPI3. > Actually in the exynos5433 boards all the SPI are used but not all > the drivers are ported to mainline.
Then shouldn't the driver request the clocks and enable them? Or I'm missing something obvious? :)
Best regards, Tomasz
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