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authorLinus Torvalds <torvalds@linux-foundation.org>2025-07-29 11:42:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2025-07-29 11:42:31 -0700
commitfc8f5028eb0cc5aee0501a99f59a04f748fbff1c (patch)
treed2441f613db75a2ec00af1a63b14d3cc321d86ea /drivers/pmdomain/renesas/rcar-sysc.c
parent0ae982df67760cd08affa935c0fe86c8a9311797 (diff)
parent05e35bd07d56780f0a5119973995b97a16843579 (diff)
Merge tag 'pmdomain-v6.17' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm
Pull pmdomain updates from Ulf Hansson: "pmdomain core: - Leave powered-on genpds on until ->sync_state() or late_initcall_sync - Export a common ->sync_state() helper for genpd providers - Add generic ->sync_state() support - Add a bus/driver for genpd provider-devices - Introduce dev_pm_genpd_is_on() for consumers pmdomain providers: - cpuidle-psci: Drop redundant ->sync_state() support - cpuidle-riscv-sbi: Drop redundant ->sync_state() support - imx: Set ISI panic write for imx8m-blk-ctrl - qcom: Add support for Glymur and Milos RPMh power-domains - qcom: Use of_genpd_sync_state() for power-domains - rockchip: Add support for the RK3528 variant - samsung: Fix splash-screen handover by enforcing a ->sync_state() - sunxi: Add support for Allwinner A523's PCK600 power-controller - tegra: Opt-out from genpd's common ->sync_state() support for pmc - thead: Instantiate a GPU power sequencer via the auxiliary bus - renesas: Move init to postcore_initcalls - xilinx: Move ->sync_state() support to firmware driver - xilinx: Use of_genpd_sync_state() for power-domains pmdomain consumers: - remoteproc: imx_rproc: Fixup the detect/attach procedure for pre-booted cores" * tag 'pmdomain-v6.17' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/linux-pm: (44 commits) pmdomain: qcom: rpmhpd: Add Glymur RPMh Power Domains dt-bindings: power: rpmpd: Add Glymur power domains remoteproc: imx_rproc: detect and attach to pre-booted remote cores remoteproc: imx_rproc: skip clock enable when M-core is managed by the SCU pmdomain: core: introduce dev_pm_genpd_is_on() pmdomain: ti: Select PM_GENERIC_DOMAINS pmdomain: sunxi: sun20i-ppu: change to tristate and enable for ARCH_SUNXI pmdomain: sunxi: add driver for Allwinner A523's PCK-600 power controller pmdomain: sunxi: sun20i-ppu: add A523 support pmdomain: samsung: Fix splash-screen handover by enforcing a sync_state cpuidle: riscv-sbi: Drop redundant sync_state support cpuidle: psci: Drop redundant sync_state support pmdomain: core: Leave powered-on genpds on until sync_state pmdomain: core: Leave powered-on genpds on until late_initcall_sync pmdomain: core: Default to use of_genpd_sync_state() for genpd providers driver core: Add dev_set_drv_sync_state() pmdomain: core: Add common ->sync_state() support for genpd providers driver core: Export get_dev_from_fwnode() firmware: xilinx: Use of_genpd_sync_state() firmware: xilinx: Don't share zynqmp_pm_init_finalize() ...
Diffstat (limited to 'drivers/pmdomain/renesas/rcar-sysc.c')
-rw-r--r--drivers/pmdomain/renesas/rcar-sysc.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/pmdomain/renesas/rcar-sysc.c b/drivers/pmdomain/renesas/rcar-sysc.c
index 047495f54e8a..4b310c1d35fa 100644
--- a/drivers/pmdomain/renesas/rcar-sysc.c
+++ b/drivers/pmdomain/renesas/rcar-sysc.c
@@ -342,6 +342,7 @@ struct rcar_pm_domains {
};
static struct genpd_onecell_data *rcar_sysc_onecell_data;
+static struct device_node *rcar_sysc_onecell_np;
static int __init rcar_sysc_pd_init(void)
{
@@ -428,7 +429,8 @@ static int __init rcar_sysc_pd_init(void)
}
}
- error = of_genpd_add_provider_onecell(np, &domains->onecell_data);
+ rcar_sysc_onecell_np = np;
+ return 0;
out_put:
of_node_put(np);
@@ -436,6 +438,21 @@ out_put:
}
early_initcall(rcar_sysc_pd_init);
+static int __init rcar_sysc_pd_init_provider(void)
+{
+ int error;
+
+ if (!rcar_sysc_onecell_np)
+ return -ENODEV;
+
+ error = of_genpd_add_provider_onecell(rcar_sysc_onecell_np,
+ rcar_sysc_onecell_data);
+
+ of_node_put(rcar_sysc_onecell_np);
+ return error;
+}
+postcore_initcall(rcar_sysc_pd_init_provider);
+
#ifdef CONFIG_ARCH_R8A7779
static int rcar_sysc_power_cpu(unsigned int idx, bool on)
{