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Raspberry Pi's firmware offers an interface though which update it's clock's frequencies. This is specially useful in order to change the CPU clock (pllb_arm) which is 'owned' by the firmware and we're unable to scale using the register interface provided by clk-bcm2835. Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Acked-by: Eric Anholt <eric@anholt.net> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
82 lines
2.4 KiB
Plaintext
82 lines
2.4 KiB
Plaintext
config CLK_BCM2835
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bool "Broadcom BCM2835 clock support"
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depends on ARCH_BCM2835 || ARCH_BRCMSTB || COMPILE_TEST
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depends on COMMON_CLK
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default ARCH_BCM2835 || ARCH_BRCMSTB
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help
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Enable common clock framework support for Broadcom BCM2835
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SoCs.
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config CLK_BCM_63XX
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bool "Broadcom BCM63xx clock support"
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depends on ARCH_BCM_63XX || COMPILE_TEST
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select COMMON_CLK_IPROC
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default ARCH_BCM_63XX
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help
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Enable common clock framework support for Broadcom BCM63xx DSL SoCs
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based on the ARM architecture
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config CLK_BCM_KONA
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bool "Broadcom Kona CCU clock support"
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depends on ARCH_BCM_MOBILE || COMPILE_TEST
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default ARCH_BCM_MOBILE
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help
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Enable common clock framework support for Broadcom SoCs
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using "Kona" style clock control units, including those
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in the BCM281xx and BCM21664 families.
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config COMMON_CLK_IPROC
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bool
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help
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Enable common clock framework support for Broadcom SoCs
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based on the iProc architecture
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config CLK_BCM_CYGNUS
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bool "Broadcom Cygnus clock support"
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depends on ARCH_BCM_CYGNUS || COMPILE_TEST
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select COMMON_CLK_IPROC
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default ARCH_BCM_CYGNUS
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help
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Enable common clock framework support for the Broadcom Cygnus SoC
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config CLK_BCM_HR2
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bool "Broadcom Hurricane 2 clock support"
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depends on ARCH_BCM_HR2 || COMPILE_TEST
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select COMMON_CLK_IPROC
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default ARCH_BCM_HR2
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help
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Enable common clock framework support for the Broadcom Hurricane 2
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SoC
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config CLK_BCM_NSP
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bool "Broadcom Northstar/Northstar Plus clock support"
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depends on ARCH_BCM_5301X || ARCH_BCM_NSP || COMPILE_TEST
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select COMMON_CLK_IPROC
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default ARCH_BCM_5301X || ARCH_BCM_NSP
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help
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Enable common clock framework support for the Broadcom Northstar and
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Northstar Plus SoCs
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config CLK_BCM_NS2
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bool "Broadcom Northstar 2 clock support"
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depends on ARCH_BCM_IPROC || COMPILE_TEST
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select COMMON_CLK_IPROC
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default ARCH_BCM_IPROC
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help
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Enable common clock framework support for the Broadcom Northstar 2 SoC
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config CLK_BCM_SR
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bool "Broadcom Stingray clock support"
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depends on ARCH_BCM_IPROC || COMPILE_TEST
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select COMMON_CLK_IPROC
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default ARCH_BCM_IPROC
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help
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Enable common clock framework support for the Broadcom Stingray SoC
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config CLK_RASPBERRYPI
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tristate "Raspberry Pi firmware based clock support"
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depends on RASPBERRYPI_FIRMWARE || (COMPILE_TEST && !RASPBERRYPI_FIRMWARE)
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help
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Enable common clock framework support for Raspberry Pi's firmware
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dependent clocks
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