Re: [PATCH] mfd/cpuidle: ux500: Rename driver symbol

From: Daniel Lezcano
Date: Mon Aug 02 2021 - 05:22:17 EST


On 02/08/2021 11:08, Linus Walleij wrote:
> The PRCMU driver defines this as a DT node but there are no bindings
> for it and it needs no data from the device tree. Just spawn the
> device directly in the same way as the watchdog.
>
> Name it "db8500-cpuidle" since there are no ambitions to support any
> more SoCs than this one.
>
> This rids this annoying boot message:
> [ 0.032610] cpuidle-dbx500: Failed to locate of_node [id: 0]
>
> However I think the device still spawns and work just fine, despite
> not finding a device tree node.
>
> Cc: Rafael J. Wysocki <rjw@xxxxxxxxxxxxx>
> Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> Cc: linux-pm@xxxxxxxxxxxxxxx
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Acked-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>

> ---
> Rafael/Daniel: it would be perfect if one of you could ACK
> this so that Lee can just merge this into the MFD tree as
> a non-urgent fix.
> ---
> drivers/cpuidle/cpuidle-ux500.c | 2 +-
> drivers/mfd/db8500-prcmu.c | 6 ++++--
> 2 files changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/cpuidle/cpuidle-ux500.c b/drivers/cpuidle/cpuidle-ux500.c
> index a2d34be17a09..f7d778580e9b 100644
> --- a/drivers/cpuidle/cpuidle-ux500.c
> +++ b/drivers/cpuidle/cpuidle-ux500.c
> @@ -117,7 +117,7 @@ static int dbx500_cpuidle_probe(struct platform_device *pdev)
>
> static struct platform_driver dbx500_cpuidle_plat_driver = {
> .driver = {
> - .name = "cpuidle-dbx500",
> + .name = "db8500-cpuidle",
> },
> .probe = dbx500_cpuidle_probe,
> };
> diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c
> index 75049cf38832..64dd4f9a1e49 100644
> --- a/drivers/mfd/db8500-prcmu.c
> +++ b/drivers/mfd/db8500-prcmu.c
> @@ -2951,14 +2951,16 @@ static const struct mfd_cell common_prcmu_devs[] = {
> .pdata_size = sizeof(db8500_wdt_pdata),
> .id = -1,
> },
> + {
> + .name = "db8500-cpuidle",
> + .id = -1,
> + },
> };
>
> static const struct mfd_cell db8500_prcmu_devs[] = {
> MFD_CELL_OF("db8500-prcmu-regulators", NULL,
> &db8500_regulators, sizeof(db8500_regulators), 0,
> "stericsson,db8500-prcmu-regulator"),
> - MFD_CELL_OF("cpuidle-dbx500",
> - NULL, NULL, 0, 0, "stericsson,cpuidle-dbx500"),
> MFD_CELL_OF("db8500-thermal",
> NULL, NULL, 0, 0, "stericsson,db8500-thermal"),
> };
>


--
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog