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| author | Leonard Crestez <leonard.crestez@nxp.com> | 2020-04-06 14:03:07 +0200 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2020-05-28 11:02:39 +0200 |
| commit | 5173a9756c8df9c387e04e49da0c4061951bbfec (patch) | |
| tree | d77d9ddc25d8f952a42ce297e9573e9d75755bab /drivers/devfreq/Kconfig | |
| parent | PM / devfreq: tegra30: Delete an error message in tegra_devfreq_probe() (diff) | |
| download | linux-5173a9756c8df9c387e04e49da0c4061951bbfec.tar.xz linux-5173a9756c8df9c387e04e49da0c4061951bbfec.zip | |
PM / devfreq: Add generic imx bus scaling driver
Add initial support for dynamic frequency switching on pieces of the imx
interconnect fabric.
All this driver does is set a clk rate based on an opp table, it does
not map register areas.
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Tested-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/devfreq/Kconfig')
| -rw-r--r-- | drivers/devfreq/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig index 0b1df12e0f21..37dc40d1fcfb 100644 --- a/drivers/devfreq/Kconfig +++ b/drivers/devfreq/Kconfig @@ -91,6 +91,14 @@ config ARM_EXYNOS_BUS_DEVFREQ and adjusts the operating frequencies and voltages with OPP support. This does not yet operate with optimal voltages. +config ARM_IMX_BUS_DEVFREQ + tristate "i.MX Generic Bus DEVFREQ Driver" + depends on ARCH_MXC || COMPILE_TEST + select DEVFREQ_GOV_USERSPACE + help + This adds the generic DEVFREQ driver for i.MX interconnects. It + allows adjusting NIC/NOC frequency. + config ARM_IMX8M_DDRC_DEVFREQ tristate "i.MX8M DDRC DEVFREQ Driver" depends on (ARCH_MXC && HAVE_ARM_SMCCC) || \ |