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linux-next/drivers/clk/at91
Quentin Schulz 1a1a36d72e clk: at91: clk-generated: make gclk determine audio_pll rate
This allows gclk to determine audio_pll rate and set the parent rate
accordingly.

However, there are multiple children clocks that could technically
change the rate of audio_pll (via gck). With the rate locking, the first
consumer to enable the clock will be the one definitely setting the rate
of the clock.

Since audio IPs are most likely to request the same rate, we enforce
that the only clks able to modify gck rate are those of audio IPs.

To remain consistent, we deny other clocks to be children of audio_pll.

Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2017-09-01 15:46:54 -07:00
..
clk-audio-pll.c clk: at91: add audio pll clock drivers 2017-09-01 15:46:52 -07:00
clk-generated.c clk: at91: clk-generated: make gclk determine audio_pll rate 2017-09-01 15:46:54 -07:00
clk-h32mx.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
clk-main.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
clk-master.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
clk-peripheral.c clk: at91: Add sama5d2 suspend/resume 2017-06-29 18:47:35 -07:00
clk-pll.c clk: at91: Use kcalloc() in of_at91_clk_pll_get_characteristics() 2017-04-21 19:20:34 -07:00
clk-plldiv.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
clk-programmable.c clk: at91: Fix a return value in case of error 2016-10-20 16:37:56 -07:00
clk-slow.c clk: at91: move slow clock controller clocks to sckc.c 2016-09-20 17:02:38 -07:00
clk-smd.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
clk-system.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
clk-usb.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
clk-utmi.c clk: at91: Migrate to clk_hw based registration and OF APIs 2016-09-14 17:40:31 -07:00
Makefile clk: at91: add audio pll clock drivers 2017-09-01 15:46:52 -07:00
pmc.c clk: at91: Add sama5d2 suspend/resume 2017-06-29 18:47:35 -07:00
pmc.h clk: at91: Add sama5d2 suspend/resume 2017-06-29 18:47:35 -07:00
sckc.c clk: at91: sckc: optimize boot time 2016-09-20 17:03:04 -07:00