diff options
| author | Ulf Hansson <ulf.hansson@linaro.org> | 2023-06-30 16:28:16 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2023-07-14 10:41:59 +0200 |
| commit | b43f11e5b453a9c48159d7121c88d79d81901276 (patch) | |
| tree | 6ccd70c44d45df3e6c3c0b55d29b48aaeb9c18d6 /arch/arm/mach-ux500 | |
| parent | bd4ce2d7f988c9becd711973e2b751c6cb5f391a (diff) | |
ARM: ux500: Move power-domain driver to the genpd dir
To simplify with maintenance let's move the ux500 power-domain driver to
the new genpd directory. Going forward, patches are intended to be managed
through a separate git tree, according to MAINTAINERS.
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'arch/arm/mach-ux500')
| -rw-r--r-- | arch/arm/mach-ux500/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/pm_domains.c | 94 |
2 files changed, 0 insertions, 95 deletions
diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index 5e903241bded..270e5676fa02 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -6,4 +6,3 @@ obj-y := pm.o obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o obj-$(CONFIG_SMP) += platsmp.o -obj-$(CONFIG_PM_GENERIC_DOMAINS) += pm_domains.o diff --git a/arch/arm/mach-ux500/pm_domains.c b/arch/arm/mach-ux500/pm_domains.c deleted file mode 100644 index 3d4f111ed156..000000000000 --- a/arch/arm/mach-ux500/pm_domains.c +++ /dev/null @@ -1,94 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (C) 2014 Linaro Ltd. - * - * Author: Ulf Hansson <ulf.hansson@linaro.org> - * - * Implements PM domains using the generic PM domain for ux500. - */ -#include <linux/device.h> -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <linux/printk.h> -#include <linux/slab.h> -#include <linux/err.h> -#include <linux/of.h> -#include <linux/pm_domain.h> - -#include <dt-bindings/arm/ux500_pm_domains.h> - -static int pd_power_off(struct generic_pm_domain *domain) -{ - /* - * Handle the gating of the PM domain regulator here. - * - * Drivers/subsystems handling devices in the PM domain needs to perform - * register context save/restore from their respective runtime PM - * callbacks, to be able to enable PM domain gating/ungating. - */ - return 0; -} - -static int pd_power_on(struct generic_pm_domain *domain) -{ - /* - * Handle the ungating of the PM domain regulator here. - * - * Drivers/subsystems handling devices in the PM domain needs to perform - * register context save/restore from their respective runtime PM - * callbacks, to be able to enable PM domain gating/ungating. - */ - return 0; -} - -static struct generic_pm_domain ux500_pm_domain_vape = { - .name = "VAPE", - .power_off = pd_power_off, - .power_on = pd_power_on, -}; - -static struct generic_pm_domain *ux500_pm_domains[NR_DOMAINS] = { - [DOMAIN_VAPE] = &ux500_pm_domain_vape, -}; - -static const struct of_device_id ux500_pm_domain_matches[] = { - { .compatible = "stericsson,ux500-pm-domains", }, - { }, -}; - -static int ux500_pm_domains_probe(struct platform_device *pdev) -{ - struct device_node *np = pdev->dev.of_node; - struct genpd_onecell_data *genpd_data; - int i; - - if (!np) - return -ENODEV; - - genpd_data = kzalloc(sizeof(*genpd_data), GFP_KERNEL); - if (!genpd_data) - return -ENOMEM; - - genpd_data->domains = ux500_pm_domains; - genpd_data->num_domains = ARRAY_SIZE(ux500_pm_domains); - - for (i = 0; i < ARRAY_SIZE(ux500_pm_domains); ++i) - pm_genpd_init(ux500_pm_domains[i], NULL, false); - - of_genpd_add_provider_onecell(np, genpd_data); - return 0; -} - -static struct platform_driver ux500_pm_domains_driver = { - .probe = ux500_pm_domains_probe, - .driver = { - .name = "ux500_pm_domains", - .of_match_table = ux500_pm_domain_matches, - }, -}; - -static int __init ux500_pm_domains_init(void) -{ - return platform_driver_register(&ux500_pm_domains_driver); -} -arch_initcall(ux500_pm_domains_init); |