// SPDX-License-Identifier: GPL-2.0-only /* * Rockchip Generic power domain support. * * Copyright (c) 2015 ROCKCHIP, Co. Ltd. */ #include <linux/io.h> #include <linux/iopoll.h> #include <linux/err.h> #include <linux/mutex.h> #include <linux/platform_device.h> #include <linux/pm_clock.h> #include <linux/pm_domain.h> #include <linux/property.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_clk.h> #include <linux/clk.h> #include <linux/regmap.h> #include <linux/mfd/syscon.h> #include <soc/rockchip/pm_domains.h> #include <dt-bindings/power/px30-power.h> #include <dt-bindings/power/rockchip,rv1126-power.h> #include <dt-bindings/power/rk3036-power.h> #include <dt-bindings/power/rk3066-power.h> #include <dt-bindings/power/rk3128-power.h> #include <dt-bindings/power/rk3188-power.h> #include <dt-bindings/power/rk3228-power.h> #include <dt-bindings/power/rk3288-power.h> #include <dt-bindings/power/rk3328-power.h> #include <dt-bindings/power/rk3366-power.h> #include <dt-bindings/power/rk3368-power.h> #include <dt-bindings/power/rk3399-power.h> #include <dt-bindings/power/rk3568-power.h> #include <dt-bindings/power/rk3588-power.h> struct rockchip_domain_info { … }; struct rockchip_pmu_info { … }; #define MAX_QOS_REGS_NUM … #define QOS_PRIORITY … #define QOS_MODE … #define QOS_BANDWIDTH … #define QOS_SATURATION … #define QOS_EXTCONTROL … struct rockchip_pm_domain { … }; struct rockchip_pmu { … }; #define to_rockchip_pd(gpd) … #define DOMAIN(_name, pwr, status, req, idle, ack, wakeup) … #define DOMAIN_M(_name, pwr, status, req, idle, ack, wakeup) … #define DOMAIN_M_O_R(_name, p_offset, pwr, status, m_offset, m_status, r_status, r_offset, req, idle, ack, wakeup) … #define DOMAIN_RK3036(_name, req, ack, idle, wakeup) … #define DOMAIN_PX30(name, pwr, status, req, wakeup) … #define DOMAIN_RV1126(name, pwr, req, idle, wakeup) … #define DOMAIN_RK3288(name, pwr, status, req, wakeup) … #define DOMAIN_RK3328(name, pwr, status, req, wakeup) … #define DOMAIN_RK3368(name, pwr, status, req, wakeup) … #define DOMAIN_RK3399(name, pwr, status, req, wakeup) … #define DOMAIN_RK3568(name, pwr, req, wakeup) … /* * Dynamic Memory Controller may need to coordinate with us -- see * rockchip_pmu_block(). * * dmc_pmu_mutex protects registration-time races, so DMC driver doesn't try to * block() while we're initializing the PMU. */ static DEFINE_MUTEX(dmc_pmu_mutex); static struct rockchip_pmu *dmc_pmu; /* * Block PMU transitions and make sure they don't interfere with ARM Trusted * Firmware operations. There are two conflicts, noted in the comments below. * * Caller must unblock PMU transitions via rockchip_pmu_unblock(). */ int rockchip_pmu_block(void) { … } EXPORT_SYMBOL_GPL(…); /* Unblock PMU transitions. */ void rockchip_pmu_unblock(void) { … } EXPORT_SYMBOL_GPL(…); #define DOMAIN_RK3588(name, p_offset, pwr, status, m_offset, m_status, r_status, r_offset, req, idle, wakeup) … static bool rockchip_pmu_domain_is_idle(struct rockchip_pm_domain *pd) { … } static unsigned int rockchip_pmu_read_ack(struct rockchip_pmu *pmu) { … } static int rockchip_pmu_set_idle_request(struct rockchip_pm_domain *pd, bool idle) { … } static int rockchip_pmu_save_qos(struct rockchip_pm_domain *pd) { … } static int rockchip_pmu_restore_qos(struct rockchip_pm_domain *pd) { … } static bool rockchip_pmu_domain_is_on(struct rockchip_pm_domain *pd) { … } static bool rockchip_pmu_domain_is_mem_on(struct rockchip_pm_domain *pd) { … } static bool rockchip_pmu_domain_is_chain_on(struct rockchip_pm_domain *pd) { … } static int rockchip_pmu_domain_mem_reset(struct rockchip_pm_domain *pd) { … } static void rockchip_do_pmu_set_power_domain(struct rockchip_pm_domain *pd, bool on) { … } static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on) { … } static int rockchip_pd_power_on(struct generic_pm_domain *domain) { … } static int rockchip_pd_power_off(struct generic_pm_domain *domain) { … } static int rockchip_pd_attach_dev(struct generic_pm_domain *genpd, struct device *dev) { … } static void rockchip_pd_detach_dev(struct generic_pm_domain *genpd, struct device *dev) { … } static int rockchip_pm_add_one_domain(struct rockchip_pmu *pmu, struct device_node *node) { … } static void rockchip_pm_remove_one_domain(struct rockchip_pm_domain *pd) { … } static void rockchip_pm_domain_cleanup(struct rockchip_pmu *pmu) { … } static void rockchip_configure_pd_cnt(struct rockchip_pmu *pmu, u32 domain_reg_offset, unsigned int count) { … } static int rockchip_pm_add_subdomain(struct rockchip_pmu *pmu, struct device_node *parent) { … } static int rockchip_pm_domain_probe(struct platform_device *pdev) { … } static const struct rockchip_domain_info px30_pm_domains[] = …; static const struct rockchip_domain_info rv1126_pm_domains[] = …; static const struct rockchip_domain_info rk3036_pm_domains[] = …; static const struct rockchip_domain_info rk3066_pm_domains[] = …; static const struct rockchip_domain_info rk3128_pm_domains[] = …; static const struct rockchip_domain_info rk3188_pm_domains[] = …; static const struct rockchip_domain_info rk3228_pm_domains[] = …; static const struct rockchip_domain_info rk3288_pm_domains[] = …; static const struct rockchip_domain_info rk3328_pm_domains[] = …; static const struct rockchip_domain_info rk3366_pm_domains[] = …; static const struct rockchip_domain_info rk3368_pm_domains[] = …; static const struct rockchip_domain_info rk3399_pm_domains[] = …; static const struct rockchip_domain_info rk3568_pm_domains[] = …; static const struct rockchip_domain_info rk3588_pm_domains[] = …; static const struct rockchip_pmu_info px30_pmu = …; static const struct rockchip_pmu_info rk3036_pmu = …; static const struct rockchip_pmu_info rk3066_pmu = …; static const struct rockchip_pmu_info rk3128_pmu = …; static const struct rockchip_pmu_info rk3188_pmu = …; static const struct rockchip_pmu_info rk3228_pmu = …; static const struct rockchip_pmu_info rk3288_pmu = …; static const struct rockchip_pmu_info rk3328_pmu = …; static const struct rockchip_pmu_info rk3366_pmu = …; static const struct rockchip_pmu_info rk3368_pmu = …; static const struct rockchip_pmu_info rk3399_pmu = …; static const struct rockchip_pmu_info rk3568_pmu = …; static const struct rockchip_pmu_info rk3588_pmu = …; static const struct rockchip_pmu_info rv1126_pmu = …; static const struct of_device_id rockchip_pm_domain_dt_match[] = …; static struct platform_driver rockchip_pm_domain_driver = …; static int __init rockchip_pm_domain_drv_register(void) { … } postcore_initcall(rockchip_pm_domain_drv_register);
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