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author | Geert Uytterhoeven <geert+renesas@glider.be> | 2014-12-03 14:41:42 +0100 |
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committer | Simon Horman <horms+renesas@verge.net.au> | 2015-01-13 09:33:19 +0900 |
commit | 4b9d62e02a0124d06fbbb9c4b01bd69f3c4dcd35 (patch) | |
tree | 04274aee83c20d7bcd01f9bfa15cec9a8ebc1414 /arch/arm/mach-shmobile/pm-rmobile.c | |
parent | 39695882d3d642a73bca551e682426e4e3bcd158 (diff) | |
download | op-kernel-dev-4b9d62e02a0124d06fbbb9c4b01bd69f3c4dcd35.zip op-kernel-dev-4b9d62e02a0124d06fbbb9c4b01bd69f3c4dcd35.tar.gz |
ARM: shmobile: R-Mobile: Use generic_pm_domain.attach_dev() for pm_clk setup
Use the just introduced genpd attach/detach callbacks to register the
devices' module clocks, instead of doing it directly, to make it
DT-proof.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/pm-rmobile.c')
-rw-r--r-- | arch/arm/mach-shmobile/pm-rmobile.c | 34 |
1 files changed, 32 insertions, 2 deletions
diff --git a/arch/arm/mach-shmobile/pm-rmobile.c b/arch/arm/mach-shmobile/pm-rmobile.c index 6f7d56e..4ea458d 100644 --- a/arch/arm/mach-shmobile/pm-rmobile.c +++ b/arch/arm/mach-shmobile/pm-rmobile.c @@ -101,6 +101,36 @@ static bool rmobile_pd_active_wakeup(struct device *dev) return true; } +static int rmobile_pd_attach_dev(struct generic_pm_domain *domain, + struct device *dev) +{ + int error; + + error = pm_clk_create(dev); + if (error) { + dev_err(dev, "pm_clk_create failed %d\n", error); + return error; + } + + error = pm_clk_add(dev, NULL); + if (error) { + dev_err(dev, "pm_clk_add failed %d\n", error); + goto fail; + } + + return 0; + +fail: + pm_clk_destroy(dev); + return error; +} + +static void rmobile_pd_detach_dev(struct generic_pm_domain *domain, + struct device *dev) +{ + pm_clk_destroy(dev); +} + static void rmobile_init_pm_domain(struct rmobile_pm_domain *rmobile_pd) { struct generic_pm_domain *genpd = &rmobile_pd->genpd; @@ -111,6 +141,8 @@ static void rmobile_init_pm_domain(struct rmobile_pm_domain *rmobile_pd) genpd->dev_ops.active_wakeup = rmobile_pd_active_wakeup; genpd->power_off = rmobile_pd_power_down; genpd->power_on = rmobile_pd_power_up; + genpd->attach_dev = rmobile_pd_attach_dev; + genpd->detach_dev = rmobile_pd_detach_dev; __rmobile_pd_power_up(rmobile_pd, false); } @@ -129,8 +161,6 @@ void rmobile_add_device_to_domain_td(const char *domain_name, struct device *dev = &pdev->dev; __pm_genpd_name_add_device(domain_name, dev, td); - if (pm_clk_no_clocks(dev)) - pm_clk_add(dev, NULL); } void rmobile_add_devices_to_domains(struct pm_domain_device data[], |