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| author | Leonard Crestez <leonard.crestez@nxp.com> | 2017-10-11 15:08:23 +0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2017-10-14 23:04:33 +0800 |
| commit | 6879452a883bc985ef9a8f70eb55e870cfb0bb79 (patch) | |
| tree | 9115ff3e0fc43b230da0c303c84f3663b4b29bf0 /arch/arm/mach-imx | |
| parent | 2e845e5f736fb724edcb258edd0d6d6684a77de8 (diff) | |
| download | blackbird-obmc-linux-6879452a883bc985ef9a8f70eb55e870cfb0bb79.tar.gz blackbird-obmc-linux-6879452a883bc985ef9a8f70eb55e870cfb0bb79.zip | |
ARM: imx: Enable cpuidle for i.MX6DL starting at 1.1
Enable cpuidle support on i.MX6DL starting from IMX_CHIP_REVISION_1_1.
This also makes the code cleaner because 6q and 6dl actually have
different revision histories.
Signed-off-by: Bai Ping <ping.bai@nxp.com>
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/mach-imx')
| -rw-r--r-- | arch/arm/mach-imx/mach-imx6q.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 45801b27ee5c..57071135415b 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -371,10 +371,13 @@ static struct platform_device imx6q_cpufreq_pdev = { static void __init imx6q_init_late(void) { /* - * WAIT mode is broken on TO 1.0 and 1.1, so there is no point - * to run cpuidle on them. + * WAIT mode is broken on imx6 Dual/Quad revision 1.0 and 1.1 so + * there is no point to run cpuidle on them. + * + * It does work on imx6 Solo/DualLite starting from 1.1 */ - if (imx_get_soc_revision() > IMX_CHIP_REVISION_1_1) + if ((cpu_is_imx6q() && imx_get_soc_revision() > IMX_CHIP_REVISION_1_1) || + (cpu_is_imx6dl() && imx_get_soc_revision() > IMX_CHIP_REVISION_1_0)) imx6q_cpuidle_init(); if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ)) { |
