From mboxrd@z Thu Jan 1 00:00:00 1970 From: daniel.lezcano@linaro.org (Daniel Lezcano) Date: Thu, 24 Jul 2014 11:17:09 +0200 Subject: [PATCHv3 12/16] cpuidle: mvebu: add Armada 370 support In-Reply-To: <1406120453-29291-13-git-send-email-thomas.petazzoni@free-electrons.com> References: <1406120453-29291-1-git-send-email-thomas.petazzoni@free-electrons.com> <1406120453-29291-13-git-send-email-thomas.petazzoni@free-electrons.com> Message-ID: <53D0CF15.2010703@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 07/23/2014 03:00 PM, Thomas Petazzoni wrote: > This commit adds the list of cpuidle states supported by the Armada > 370 SoC in the cpuidle-mvebu-v7 driver, as well as the necessary logic > around it to support this SoC. > > Signed-off-by: Thomas Petazzoni Acked-by: Daniel Lezcano > --- > drivers/cpuidle/cpuidle-mvebu-v7.c | 35 +++++++++++++++++++++++++++++++++-- > 1 file changed, 33 insertions(+), 2 deletions(-) > > diff --git a/drivers/cpuidle/cpuidle-mvebu-v7.c b/drivers/cpuidle/cpuidle-mvebu-v7.c > index 7252fd8..d23597f 100644 > --- a/drivers/cpuidle/cpuidle-mvebu-v7.c > +++ b/drivers/cpuidle/cpuidle-mvebu-v7.c > @@ -70,11 +70,32 @@ static struct cpuidle_driver armadaxp_idle_driver = { > .state_count = 3, > }; > > +static struct cpuidle_driver armada370_idle_driver = { > + .name = "armada_370_idle", > + .states[0] = ARM_CPUIDLE_WFI_STATE, > + .states[1] = { > + .enter = mvebu_v7_enter_idle, > + .exit_latency = 100, > + .power_usage = 5, > + .target_residency = 1000, > + .flags = (CPUIDLE_FLAG_TIME_VALID | > + MVEBU_V7_FLAG_DEEP_IDLE), > + .name = "Deep Idle", > + .desc = "CPU and L2 Fabric power down", > + }, > + .state_count = 2, > +}; > + > static int mvebu_v7_cpuidle_probe(struct platform_device *pdev) > { > - > mvebu_v7_cpu_suspend = pdev->dev.platform_data; > - return cpuidle_register(&armadaxp_idle_driver, NULL); > + > + if (!strcmp(pdev->dev.driver->name, "cpuidle-armada-xp")) > + return cpuidle_register(&armadaxp_idle_driver, NULL); > + else if (!strcmp(pdev->dev.driver->name, "cpuidle-armada-370")) > + return cpuidle_register(&armada370_idle_driver, NULL); > + else > + return -EINVAL; > } > > static struct platform_driver armadaxp_cpuidle_plat_driver = { > @@ -87,6 +108,16 @@ static struct platform_driver armadaxp_cpuidle_plat_driver = { > > module_platform_driver(armadaxp_cpuidle_plat_driver); > > +static struct platform_driver armada370_cpuidle_plat_driver = { > + .driver = { > + .name = "cpuidle-armada-370", > + .owner = THIS_MODULE, > + }, > + .probe = mvebu_v7_cpuidle_probe, > +}; > + > +module_platform_driver(armada370_cpuidle_plat_driver); > + > MODULE_AUTHOR("Gregory CLEMENT "); > MODULE_DESCRIPTION("Marvell EBU v7 cpuidle driver"); > MODULE_LICENSE("GPL"); > -- Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog