clk: at91: add a driver for the h32mx clock

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Newer SoCs have two different AHB interconnect. The AHB 32 bits Matrix
interconnect (h32mx) has a clock that can be setup at the half of the h64mx
clock (which is mck). The h32mx clock can not exceed 90 MHz.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

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Alexandre Belloni 2014-09-15 18:15:53 +02:00 • committed by Nicolas Ferre

parent 5db722eeba

commit bcc5fd49a0

7 changed files with 153 additions and 0 deletions

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14

Documentation/devicetree/bindings/clock/at91-clock.txt

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3

arch/arm/mach-at91/Kconfig

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1

drivers/clk/at91/Makefile

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123

drivers/clk/at91/clk-h32mx.c

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6

drivers/clk/at91/pmc.c

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5

drivers/clk/at91/pmc.h

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1

include/linux/clk/at91_pmc.h

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