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ARM: imx: Enable cpuidle for i.MX6DL starting at 1.1

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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>
This commit is contained in:
Leonard Crestez 2017-10-11 15:08:23 +03:00 committed by Shawn Guo
parent 2e845e5f73
commit 6879452a88
1 changed files with 6 additions and 3 deletions
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9
arch/arm/mach-imx/mach-imx6q.c
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@ -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)) {