From: Geert Uytterhoeven <geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
To: Simon Horman
<horms+renesas-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>,
Magnus Damm <magnus.damm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Geert Uytterhoeven
<geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
Subject: [PATCH 3/3] drivers: sh: Disable PM runtime for multi-platform r8a73a4 with genpd
Date: Wed, 4 Feb 2015 14:52:46 +0100 [thread overview]
Message-ID: <1423057966-23321-4-git-send-email-geert+renesas@glider.be> (raw)
In-Reply-To: <1423057966-23321-1-git-send-email-geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
If the default PM domain using PM_CLK is used for PM runtime, the real PM
domain(s) cannot be registered from DT later.
Hence do not enable it when running a multi-platform kernel with genpd
support on an r8a73a4. The R-Mobile PM domain driver will take care of
PM runtime management of the module clocks.
The default PM domain is still needed for:
- platforms without genpd support,
- the legacy (non-DT) case, where genpd may take over later, except
for the C5 "always on" PM domain.
Signed-off-by: Geert Uytterhoeven <geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
---
drivers/sh/pm_runtime.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/sh/pm_runtime.c b/drivers/sh/pm_runtime.c
index 6b16a67ba618b793..89b7785de1fcf5b7 100644
--- a/drivers/sh/pm_runtime.c
+++ b/drivers/sh/pm_runtime.c
@@ -80,8 +80,8 @@ static int __init sh_pm_runtime_init(void)
if (IS_ENABLED(CONFIG_ARCH_SHMOBILE_MULTI)) {
if (!of_machine_is_compatible("renesas,emev2") &&
!of_machine_is_compatible("renesas,r7s72100") &&
- !of_machine_is_compatible("renesas,r8a73a4") &&
#ifndef CONFIG_PM_GENERIC_DOMAINS_OF
+ !of_machine_is_compatible("renesas,r8a73a4") &&
!of_machine_is_compatible("renesas,r8a7740") &&
!of_machine_is_compatible("renesas,sh73a0") &&
#endif
--
1.9.1
--
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prev parent reply other threads:[~2015-02-04 13:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-04 13:52 [PATCH 0/3] ARM: shmobile: r8a73a4: DT PM domain support Geert Uytterhoeven
2015-02-04 13:52 ` [PATCH 1/3] PM / Domains: R-Mobile SYSC: Document R-Mobile APE6 (r8a73a4) binding Geert Uytterhoeven
2015-02-04 13:52 ` [PATCH 2/3] ARM: shmobile: r8a73a4 dtsi: Add PM domain support Geert Uytterhoeven
[not found] ` <1423057966-23321-1-git-send-email-geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
2015-02-04 13:52 ` Geert Uytterhoeven [this message]
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