diff options
Diffstat (limited to 'drivers/soc/rockchip/pm_domains.c')
| -rw-r--r-- | drivers/soc/rockchip/pm_domains.c | 1048 |
1 files changed, 0 insertions, 1048 deletions
diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c deleted file mode 100644 index 847c7c482b26..000000000000 --- a/drivers/soc/rockchip/pm_domains.c +++ /dev/null @@ -1,1048 +0,0 @@ -/* - * Rockchip Generic power domain support. - * - * Copyright (c) 2015 ROCKCHIP, Co. Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/io.h> -#include <linux/iopoll.h> -#include <linux/err.h> -#include <linux/pm_clock.h> -#include <linux/pm_domain.h> -#include <linux/of_address.h> -#include <linux/of_clk.h> -#include <linux/of_platform.h> -#include <linux/clk.h> -#include <linux/regmap.h> -#include <linux/mfd/syscon.h> -#include <dt-bindings/power/px30-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> - -struct rockchip_domain_info { - int pwr_mask; - int status_mask; - int req_mask; - int idle_mask; - int ack_mask; - bool active_wakeup; - int pwr_w_mask; - int req_w_mask; -}; - -struct rockchip_pmu_info { - u32 pwr_offset; - u32 status_offset; - u32 req_offset; - u32 idle_offset; - u32 ack_offset; - - u32 core_pwrcnt_offset; - u32 gpu_pwrcnt_offset; - - unsigned int core_power_transition_time; - unsigned int gpu_power_transition_time; - - int num_domains; - const struct rockchip_domain_info *domain_info; -}; - -#define MAX_QOS_REGS_NUM 5 -#define QOS_PRIORITY 0x08 -#define QOS_MODE 0x0c -#define QOS_BANDWIDTH 0x10 -#define QOS_SATURATION 0x14 -#define QOS_EXTCONTROL 0x18 - -struct rockchip_pm_domain { - struct generic_pm_domain genpd; - const struct rockchip_domain_info *info; - struct rockchip_pmu *pmu; - int num_qos; - struct regmap **qos_regmap; - u32 *qos_save_regs[MAX_QOS_REGS_NUM]; - int num_clks; - struct clk_bulk_data *clks; -}; - -struct rockchip_pmu { - struct device *dev; - struct regmap *regmap; - const struct rockchip_pmu_info *info; - struct mutex mutex; /* mutex lock for pmu */ - struct genpd_onecell_data genpd_data; - struct generic_pm_domain *domains[]; -}; - -#define to_rockchip_pd(gpd) container_of(gpd, struct rockchip_pm_domain, genpd) - -#define DOMAIN(pwr, status, req, idle, ack, wakeup) \ -{ \ - .pwr_mask = (pwr >= 0) ? BIT(pwr) : 0, \ - .status_mask = (status >= 0) ? BIT(status) : 0, \ - .req_mask = (req >= 0) ? BIT(req) : 0, \ - .idle_mask = (idle >= 0) ? BIT(idle) : 0, \ - .ack_mask = (ack >= 0) ? BIT(ack) : 0, \ - .active_wakeup = wakeup, \ -} - -#define DOMAIN_M(pwr, status, req, idle, ack, wakeup) \ -{ \ - .pwr_w_mask = (pwr >= 0) ? BIT(pwr + 16) : 0, \ - .pwr_mask = (pwr >= 0) ? BIT(pwr) : 0, \ - .status_mask = (status >= 0) ? BIT(status) : 0, \ - .req_w_mask = (req >= 0) ? BIT(req + 16) : 0, \ - .req_mask = (req >= 0) ? BIT(req) : 0, \ - .idle_mask = (idle >= 0) ? BIT(idle) : 0, \ - .ack_mask = (ack >= 0) ? BIT(ack) : 0, \ - .active_wakeup = wakeup, \ -} - -#define DOMAIN_RK3036(req, ack, idle, wakeup) \ -{ \ - .req_mask = (req >= 0) ? BIT(req) : 0, \ - .req_w_mask = (req >= 0) ? BIT(req + 16) : 0, \ - .ack_mask = (ack >= 0) ? BIT(ack) : 0, \ - .idle_mask = (idle >= 0) ? BIT(idle) : 0, \ - .active_wakeup = wakeup, \ -} - -#define DOMAIN_PX30(pwr, status, req, wakeup) \ - DOMAIN_M(pwr, status, req, (req) + 16, req, wakeup) - -#define DOMAIN_RK3288(pwr, status, req, wakeup) \ - DOMAIN(pwr, status, req, req, (req) + 16, wakeup) - -#define DOMAIN_RK3328(pwr, status, req, wakeup) \ - DOMAIN_M(pwr, pwr, req, (req) + 10, req, wakeup) - -#define DOMAIN_RK3368(pwr, status, req, wakeup) \ - DOMAIN(pwr, status, req, (req) + 16, req, wakeup) - -#define DOMAIN_RK3399(pwr, status, req, wakeup) \ - DOMAIN(pwr, status, req, req, req, wakeup) - -static bool rockchip_pmu_domain_is_idle(struct rockchip_pm_domain *pd) -{ - struct rockchip_pmu *pmu = pd->pmu; - const struct rockchip_domain_info *pd_info = pd->info; - unsigned int val; - - regmap_read(pmu->regmap, pmu->info->idle_offset, &val); - return (val & pd_info->idle_mask) == pd_info->idle_mask; -} - -static unsigned int rockchip_pmu_read_ack(struct rockchip_pmu *pmu) -{ - unsigned int val; - - regmap_read(pmu->regmap, pmu->info->ack_offset, &val); - return val; -} - -static int rockchip_pmu_set_idle_request(struct rockchip_pm_domain *pd, - bool idle) -{ - const struct rockchip_domain_info *pd_info = pd->info; - struct generic_pm_domain *genpd = &pd->genpd; - struct rockchip_pmu *pmu = pd->pmu; - unsigned int target_ack; - unsigned int val; - bool is_idle; - int ret; - - if (pd_info->req_mask == 0) - return 0; - else if (pd_info->req_w_mask) - regmap_write(pmu->regmap, pmu->info->req_offset, - idle ? (pd_info->req_mask | pd_info->req_w_mask) : - pd_info->req_w_mask); - else - regmap_update_bits(pmu->regmap, pmu->info->req_offset, - pd_info->req_mask, idle ? -1U : 0); - - dsb(sy); - - /* Wait util idle_ack = 1 */ - target_ack = idle ? pd_info->ack_mask : 0; - ret = readx_poll_timeout_atomic(rockchip_pmu_read_ack, pmu, val, - (val & pd_info->ack_mask) == target_ack, - 0, 10000); - if (ret) { - dev_err(pmu->dev, - "failed to get ack on domain '%s', val=0x%x\n", - genpd->name, val); - return ret; - } - - ret = readx_poll_timeout_atomic(rockchip_pmu_domain_is_idle, pd, - is_idle, is_idle == idle, 0, 10000); - if (ret) { - dev_err(pmu->dev, - "failed to set idle on domain '%s', val=%d\n", - genpd->name, is_idle); - return ret; - } - - return 0; -} - -static int rockchip_pmu_save_qos(struct rockchip_pm_domain *pd) -{ - int i; - - for (i = 0; i < pd->num_qos; i++) { - regmap_read(pd->qos_regmap[i], - QOS_PRIORITY, - &pd->qos_save_regs[0][i]); - regmap_read(pd->qos_regmap[i], - QOS_MODE, - &pd->qos_save_regs[1][i]); - regmap_read(pd->qos_regmap[i], - QOS_BANDWIDTH, - &pd->qos_save_regs[2][i]); - regmap_read(pd->qos_regmap[i], - QOS_SATURATION, - &pd->qos_save_regs[3][i]); - regmap_read(pd->qos_regmap[i], - QOS_EXTCONTROL, - &pd->qos_save_regs[4][i]); - } - return 0; -} - -static int rockchip_pmu_restore_qos(struct rockchip_pm_domain *pd) -{ - int i; - - for (i = 0; i < pd->num_qos; i++) { - regmap_write(pd->qos_regmap[i], - QOS_PRIORITY, - pd->qos_save_regs[0][i]); - regmap_write(pd->qos_regmap[i], - QOS_MODE, - pd->qos_save_regs[1][i]); - regmap_write(pd->qos_regmap[i], - QOS_BANDWIDTH, - pd->qos_save_regs[2][i]); - regmap_write(pd->qos_regmap[i], - QOS_SATURATION, - pd->qos_save_regs[3][i]); - regmap_write(pd->qos_regmap[i], - QOS_EXTCONTROL, - pd->qos_save_regs[4][i]); - } - - return 0; -} - -static bool rockchip_pmu_domain_is_on(struct rockchip_pm_domain *pd) -{ - struct rockchip_pmu *pmu = pd->pmu; - unsigned int val; - - /* check idle status for idle-only domains */ - if (pd->info->status_mask == 0) - return !rockchip_pmu_domain_is_idle(pd); - - regmap_read(pmu->regmap, pmu->info->status_offset, &val); - - /* 1'b0: power on, 1'b1: power off */ - return !(val & pd->info->status_mask); -} - -static void rockchip_do_pmu_set_power_domain(struct rockchip_pm_domain *pd, - bool on) -{ - struct rockchip_pmu *pmu = pd->pmu; - struct generic_pm_domain *genpd = &pd->genpd; - bool is_on; - - if (pd->info->pwr_mask == 0) - return; - else if (pd->info->pwr_w_mask) - regmap_write(pmu->regmap, pmu->info->pwr_offset, - on ? pd->info->pwr_w_mask : - (pd->info->pwr_mask | pd->info->pwr_w_mask)); - else - regmap_update_bits(pmu->regmap, pmu->info->pwr_offset, - pd->info->pwr_mask, on ? 0 : -1U); - - dsb(sy); - - if (readx_poll_timeout_atomic(rockchip_pmu_domain_is_on, pd, is_on, - is_on == on, 0, 10000)) { - dev_err(pmu->dev, - "failed to set domain '%s', val=%d\n", - genpd->name, is_on); - return; - } -} - -static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on) -{ - struct rockchip_pmu *pmu = pd->pmu; - int ret; - - mutex_lock(&pmu->mutex); - - if (rockchip_pmu_domain_is_on(pd) != power_on) { - ret = clk_bulk_enable(pd->num_clks, pd->clks); - if (ret < 0) { - dev_err(pmu->dev, "failed to enable clocks\n"); - mutex_unlock(&pmu->mutex); - return ret; - } - - if (!power_on) { - rockchip_pmu_save_qos(pd); - - /* if powering down, idle request to NIU first */ - rockchip_pmu_set_idle_request(pd, true); - } - - rockchip_do_pmu_set_power_domain(pd, power_on); - - if (power_on) { - /* if powering up, leave idle mode */ - rockchip_pmu_set_idle_request(pd, false); - - rockchip_pmu_restore_qos(pd); - } - - clk_bulk_disable(pd->num_clks, pd->clks); - } - - mutex_unlock(&pmu->mutex); - return 0; -} - -static int rockchip_pd_power_on(struct generic_pm_domain *domain) -{ - struct rockchip_pm_domain *pd = to_rockchip_pd(domain); - - return rockchip_pd_power(pd, true); -} - -static int rockchip_pd_power_off(struct generic_pm_domain *domain) -{ - struct rockchip_pm_domain *pd = to_rockchip_pd(domain); - - return rockchip_pd_power(pd, false); -} - -static int rockchip_pd_attach_dev(struct generic_pm_domain *genpd, - struct device *dev) -{ - struct clk *clk; - int i; - int error; - - dev_dbg(dev, "attaching to power domain '%s'\n", genpd->name); - - error = pm_clk_create(dev); - if (error) { - dev_err(dev, "pm_clk_create failed %d\n", error); - return error; - } - - i = 0; - while ((clk = of_clk_get(dev->of_node, i++)) && !IS_ERR(clk)) { - dev_dbg(dev, "adding clock '%pC' to list of PM clocks\n", clk); - error = pm_clk_add_clk(dev, clk); - if (error) { - dev_err(dev, "pm_clk_add_clk failed %d\n", error); - clk_put(clk); - pm_clk_destroy(dev); - return error; - } - } - - return 0; -} - -static void rockchip_pd_detach_dev(struct generic_pm_domain *genpd, - struct device *dev) -{ - dev_dbg(dev, "detaching from power domain '%s'\n", genpd->name); - - pm_clk_destroy(dev); -} - -static int rockchip_pm_add_one_domain(struct rockchip_pmu *pmu, - struct device_node *node) -{ - const struct rockchip_domain_info *pd_info; - struct rockchip_pm_domain *pd; - struct device_node *qos_node; - int i, j; - u32 id; - int error; - - error = of_property_read_u32(node, "reg", &id); - if (error) { - dev_err(pmu->dev, - "%pOFn: failed to retrieve domain id (reg): %d\n", - node, error); - return -EINVAL; - } - - if (id >= pmu->info->num_domains) { - dev_err(pmu->dev, "%pOFn: invalid domain id %d\n", - node, id); - return -EINVAL; - } - - pd_info = &pmu->info->domain_info[id]; - if (!pd_info) { - dev_err(pmu->dev, "%pOFn: undefined domain id %d\n", - node, id); - return -EINVAL; - } - - pd = devm_kzalloc(pmu->dev, sizeof(*pd), GFP_KERNEL); - if (!pd) - return -ENOMEM; - - pd->info = pd_info; - pd->pmu = pmu; - - pd->num_clks = of_clk_get_parent_count(node); - if (pd->num_clks > 0) { - pd->clks = devm_kcalloc(pmu->dev, pd->num_clks, - sizeof(*pd->clks), GFP_KERNEL); - if (!pd->clks) - return -ENOMEM; - } else { - dev_dbg(pmu->dev, "%pOFn: doesn't have clocks: %d\n", - node, pd->num_clks); - pd->num_clks = 0; - } - - for (i = 0; i < pd->num_clks; i++) { - pd->clks[i].clk = of_clk_get(node, i); - if (IS_ERR(pd->clks[i].clk)) { - error = PTR_ERR(pd->clks[i].clk); - dev_err(pmu->dev, - "%pOFn: failed to get clk at index %d: %d\n", - node, i, error); - return error; - } - } - - error = clk_bulk_prepare(pd->num_clks, pd->clks); - if (error) - goto err_put_clocks; - - pd->num_qos = of_count_phandle_with_args(node, "pm_qos", - NULL); - - if (pd->num_qos > 0) { - pd->qos_regmap = devm_kcalloc(pmu->dev, pd->num_qos, - sizeof(*pd->qos_regmap), - GFP_KERNEL); - if (!pd->qos_regmap) { - error = -ENOMEM; - goto err_unprepare_clocks; - } - - for (j = 0; j < MAX_QOS_REGS_NUM; j++) { - pd->qos_save_regs[j] = devm_kcalloc(pmu->dev, - pd->num_qos, - sizeof(u32), - GFP_KERNEL); - if (!pd->qos_save_regs[j]) { - error = -ENOMEM; - goto err_unprepare_clocks; - } - } - - for (j = 0; j < pd->num_qos; j++) { - qos_node = of_parse_phandle(node, "pm_qos", j); - if (!qos_node) { - error = -ENODEV; - goto err_unprepare_clocks; - } - pd->qos_regmap[j] = syscon_node_to_regmap(qos_node); - if (IS_ERR(pd->qos_regmap[j])) { - error = -ENODEV; - of_node_put(qos_node); - goto err_unprepare_clocks; - } - of_node_put(qos_node); - } - } - - error = rockchip_pd_power(pd, true); - if (error) { - dev_err(pmu->dev, - "failed to power on domain '%pOFn': %d\n", - node, error); - goto err_unprepare_clocks; - } - - pd->genpd.name = node->name; - pd->genpd.power_off = rockchip_pd_power_off; - pd->genpd.power_on = rockchip_pd_power_on; - pd->genpd.attach_dev = rockchip_pd_attach_dev; - pd->genpd.detach_dev = rockchip_pd_detach_dev; - pd->genpd.flags = GENPD_FLAG_PM_CLK; - if (pd_info->active_wakeup) - pd->genpd.flags |= GENPD_FLAG_ACTIVE_WAKEUP; - pm_genpd_init(&pd->genpd, NULL, false); - - pmu->genpd_data.domains[id] = &pd->genpd; - return 0; - -err_unprepare_clocks: - clk_bulk_unprepare(pd->num_clks, pd->clks); -err_put_clocks: - clk_bulk_put(pd->num_clks, pd->clks); - return error; -} - -static void rockchip_pm_remove_one_domain(struct rockchip_pm_domain *pd) -{ - int ret; - - /* - * We're in the error cleanup already, so we only complain, - * but won't emit another error on top of the original one. - */ - ret = pm_genpd_remove(&pd->genpd); - if (ret < 0) - dev_err(pd->pmu->dev, "failed to remove domain '%s' : %d - state may be inconsistent\n", - pd->genpd.name, ret); - - clk_bulk_unprepare(pd->num_clks, pd->clks); - clk_bulk_put(pd->num_clks, pd->clks); - - /* protect the zeroing of pm->num_clks */ - mutex_lock(&pd->pmu->mutex); - pd->num_clks = 0; - mutex_unlock(&pd->pmu->mutex); - - /* devm will free our memory */ -} - -static void rockchip_pm_domain_cleanup(struct rockchip_pmu *pmu) -{ - struct generic_pm_domain *genpd; - struct rockchip_pm_domain *pd; - int i; - - for (i = 0; i < pmu->genpd_data.num_domains; i++) { - genpd = pmu->genpd_data.domains[i]; - if (genpd) { - pd = to_rockchip_pd(genpd); - rockchip_pm_remove_one_domain(pd); - } - } - - /* devm will free our memory */ -} - -static void rockchip_configure_pd_cnt(struct rockchip_pmu *pmu, - u32 domain_reg_offset, - unsigned int count) -{ - /* First configure domain power down transition count ... */ - regmap_write(pmu->regmap, domain_reg_offset, count); - /* ... and then power up count. */ - regmap_write(pmu->regmap, domain_reg_offset + 4, count); -} - -static int rockchip_pm_add_subdomain(struct rockchip_pmu *pmu, - struct device_node *parent) -{ - struct device_node *np; - struct generic_pm_domain *child_domain, *parent_domain; - int error; - - for_each_child_of_node(parent, np) { - u32 idx; - - error = of_property_read_u32(parent, "reg", &idx); - if (error) { - dev_err(pmu->dev, - "%pOFn: failed to retrieve domain id (reg): %d\n", - parent, error); - goto err_out; - } - parent_domain = pmu->genpd_data.domains[idx]; - - error = rockchip_pm_add_one_domain(pmu, np); - if (error) { - dev_err(pmu->dev, "failed to handle node %pOFn: %d\n", - np, error); - goto err_out; - } - - error = of_property_read_u32(np, "reg", &idx); - if (error) { - dev_err(pmu->dev, - "%pOFn: failed to retrieve domain id (reg): %d\n", - np, error); - goto err_out; - } - child_domain = pmu->genpd_data.domains[idx]; - - error = pm_genpd_add_subdomain(parent_domain, child_domain); - if (error) { - dev_err(pmu->dev, "%s failed to add subdomain %s: %d\n", - parent_domain->name, child_domain->name, error); - goto err_out; - } else { - dev_dbg(pmu->dev, "%s add subdomain: %s\n", - parent_domain->name, child_domain->name); - } - - rockchip_pm_add_subdomain(pmu, np); - } - - return 0; - -err_out: - of_node_put(np); - return error; -} - -static int rockchip_pm_domain_probe(struct platform_device *pdev) -{ - struct device *dev = &pdev->dev; - struct device_node *np = dev->of_node; - struct device_node *node; - struct device *parent; - struct rockchip_pmu *pmu; - const struct of_device_id *match; - const struct rockchip_pmu_info *pmu_info; - int error; - - if (!np) { - dev_err(dev, "device tree node not found\n"); - return -ENODEV; - } - - match = of_match_device(dev->driver->of_match_table, dev); - if (!match || !match->data) { - dev_err(dev, "missing pmu data\n"); - return -EINVAL; - } - - pmu_info = match->data; - - pmu = devm_kzalloc(dev, - struct_size(pmu, domains, pmu_info->num_domains), - GFP_KERNEL); - if (!pmu) - return -ENOMEM; - - pmu->dev = &pdev->dev; - mutex_init(&pmu->mutex); - - pmu->info = pmu_info; - - pmu->genpd_data.domains = pmu->domains; - pmu->genpd_data.num_domains = pmu_info->num_domains; - - parent = dev->parent; - if (!parent) { - dev_err(dev, "no parent for syscon devices\n"); - return -ENODEV; - } - - pmu->regmap = syscon_node_to_regmap(parent->of_node); - if (IS_ERR(pmu->regmap)) { - dev_err(dev, "no regmap available\n"); - return PTR_ERR(pmu->regmap); - } - - /* - * Configure power up and down transition delays for CORE - * and GPU domains. - */ - if (pmu_info->core_power_transition_time) - rockchip_configure_pd_cnt(pmu, pmu_info->core_pwrcnt_offset, - pmu_info->core_power_transition_time); - if (pmu_info->gpu_pwrcnt_offset) - rockchip_configure_pd_cnt(pmu, pmu_info->gpu_pwrcnt_offset, - pmu_info->gpu_power_transition_time); - - error = -ENODEV; - - for_each_available_child_of_node(np, node) { - error = rockchip_pm_add_one_domain(pmu, node); - if (error) { - dev_err(dev, "failed to handle node %pOFn: %d\n", - node, error); - of_node_put(node); - goto err_out; - } - - error = rockchip_pm_add_subdomain(pmu, node); - if (error < 0) { - dev_err(dev, "failed to handle subdomain node %pOFn: %d\n", - node, error); - of_node_put(node); - goto err_out; - } - } - - if (error) { - dev_dbg(dev, "no power domains defined\n"); - goto err_out; - } - - error = of_genpd_add_provider_onecell(np, &pmu->genpd_data); - if (error) { - dev_err(dev, "failed to add provider: %d\n", error); - goto err_out; - } - - return 0; - -err_out: - rockchip_pm_domain_cleanup(pmu); - return error; -} - -static const struct rockchip_domain_info px30_pm_domains[] = { - [PX30_PD_USB] = DOMAIN_PX30(5, 5, 10, false), - [PX30_PD_SDCARD] = DOMAIN_PX30(8, 8, 9, false), - [PX30_PD_GMAC] = DOMAIN_PX30(10, 10, 6, false), - [PX30_PD_MMC_NAND] = DOMAIN_PX30(11, 11, 5, false), - [PX30_PD_VPU] = DOMAIN_PX30(12, 12, 14, false), - [PX30_PD_VO] = DOMAIN_PX30(13, 13, 7, false), - [PX30_PD_VI] = DOMAIN_PX30(14, 14, 8, false), - [PX30_PD_GPU] = DOMAIN_PX30(15, 15, 2, false), -}; - -static const struct rockchip_domain_info rk3036_pm_domains[] = { - [RK3036_PD_MSCH] = DOMAIN_RK3036(14, 23, 30, true), - [RK3036_PD_CORE] = DOMAIN_RK3036(13, 17, 24, false), - [RK3036_PD_PERI] = DOMAIN_RK3036(12, 18, 25, false), - [RK3036_PD_VIO] = DOMAIN_RK3036(11, 19, 26, false), - [RK3036_PD_VPU] = DOMAIN_RK3036(10, 20, 27, false), - [RK3036_PD_GPU] = DOMAIN_RK3036(9, 21, 28, false), - [RK3036_PD_SYS] = DOMAIN_RK3036(8, 22, 29, false), -}; - -static const struct rockchip_domain_info rk3066_pm_domains[] = { - [RK3066_PD_GPU] = DOMAIN(9, 9, 3, 24, 29, false), - [RK3066_PD_VIDEO] = DOMAIN(8, 8, 4, 23, 28, false), - [RK3066_PD_VIO] = DOMAIN(7, 7, 5, 22, 27, false), - [RK3066_PD_PERI] = DOMAIN(6, 6, 2, 25, 30, false), - [RK3066_PD_CPU] = DOMAIN(-1, 5, 1, 26, 31, false), -}; - -static const struct rockchip_domain_info rk3128_pm_domains[] = { - [RK3128_PD_CORE] = DOMAIN_RK3288(0, 0, 4, false), - [RK3128_PD_MSCH] = DOMAIN_RK3288(-1, -1, 6, true), - [RK3128_PD_VIO] = DOMAIN_RK3288(3, 3, 2, false), - [RK3128_PD_VIDEO] = DOMAIN_RK3288(2, 2, 1, false), - [RK3128_PD_GPU] = DOMAIN_RK3288(1, 1, 3, false), -}; - -static const struct rockchip_domain_info rk3188_pm_domains[] = { - [RK3188_PD_GPU] = DOMAIN(9, 9, 3, 24, 29, false), - [RK3188_PD_VIDEO] = DOMAIN(8, 8, 4, 23, 28, false), - [RK3188_PD_VIO] = DOMAIN(7, 7, 5, 22, 27, false), - [RK3188_PD_PERI] = DOMAIN(6, 6, 2, 25, 30, false), - [RK3188_PD_CPU] = DOMAIN(5, 5, 1, 26, 31, false), -}; - -static const struct rockchip_domain_info rk3228_pm_domains[] = { - [RK3228_PD_CORE] = DOMAIN_RK3036(0, 0, 16, true), - [RK3228_PD_MSCH] = DOMAIN_RK3036(1, 1, 17, true), - [RK3228_PD_BUS] = DOMAIN_RK3036(2, 2, 18, true), - [RK3228_PD_SYS] = DOMAIN_RK3036(3, 3, 19, true), - [RK3228_PD_VIO] = DOMAIN_RK3036(4, 4, 20, false), - [RK3228_PD_VOP] = DOMAIN_RK3036(5, 5, 21, false), - [RK3228_PD_VPU] = DOMAIN_RK3036(6, 6, 22, false), - [RK3228_PD_RKVDEC] = DOMAIN_RK3036(7, 7, 23, false), - [RK3228_PD_GPU] = DOMAIN_RK3036(8, 8, 24, false), - [RK3228_PD_PERI] = DOMAIN_RK3036(9, 9, 25, true), - [RK3228_PD_GMAC] = DOMAIN_RK3036(10, 10, 26, false), -}; - -static const struct rockchip_domain_info rk3288_pm_domains[] = { - [RK3288_PD_VIO] = DOMAIN_RK3288(7, 7, 4, false), - [RK3288_PD_HEVC] = DOMAIN_RK3288(14, 10, 9, false), - [RK3288_PD_VIDEO] = DOMAIN_RK3288(8, 8, 3, false), - [RK3288_PD_GPU] = DOMAIN_RK3288(9, 9, 2, false), -}; - -static const struct rockchip_domain_info rk3328_pm_domains[] = { - [RK3328_PD_CORE] = DOMAIN_RK3328(-1, 0, 0, false), - [RK3328_PD_GPU] = DOMAIN_RK3328(-1, 1, 1, false), - [RK3328_PD_BUS] = DOMAIN_RK3328(-1, 2, 2, true), - [RK3328_PD_MSCH] = DOMAIN_RK3328(-1, 3, 3, true), - [RK3328_PD_PERI] = DOMAIN_RK3328(-1, 4, 4, true), - [RK3328_PD_VIDEO] = DOMAIN_RK3328(-1, 5, 5, false), - [RK3328_PD_HEVC] = DOMAIN_RK3328(-1, 6, 6, false), - [RK3328_PD_VIO] = DOMAIN_RK3328(-1, 8, 8, false), - [RK3328_PD_VPU] = DOMAIN_RK3328(-1, 9, 9, false), -}; - -static const struct rockchip_domain_info rk3366_pm_domains[] = { - [RK3366_PD_PERI] = DOMAIN_RK3368(10, 10, 6, true), - [RK3366_PD_VIO] = DOMAIN_RK3368(14, 14, 8, false), - [RK3366_PD_VIDEO] = DOMAIN_RK3368(13, 13, 7, false), - [RK3366_PD_RKVDEC] = DOMAIN_RK3368(11, 11, 7, false), - [RK3366_PD_WIFIBT] = DOMAIN_RK3368(8, 8, 9, false), - [RK3366_PD_VPU] = DOMAIN_RK3368(12, 12, 7, false), - [RK3366_PD_GPU] = DOMAIN_RK3368(15, 15, 2, false), -}; - -static const struct rockchip_domain_info rk3368_pm_domains[] = { - [RK3368_PD_PERI] = DOMAIN_RK3368(13, 12, 6, true), - [RK3368_PD_VIO] = DOMAIN_RK3368(15, 14, 8, false), - [RK3368_PD_VIDEO] = DOMAIN_RK3368(14, 13, 7, false), - [RK3368_PD_GPU_0] = DOMAIN_RK3368(16, 15, 2, false), - [RK3368_PD_GPU_1] = DOMAIN_RK3368(17, 16, 2, false), -}; - -static const struct rockchip_domain_info rk3399_pm_domains[] = { - [RK3399_PD_TCPD0] = DOMAIN_RK3399(8, 8, -1, false), - [RK3399_PD_TCPD1] = DOMAIN_RK3399(9, 9, -1, false), - [RK3399_PD_CCI] = DOMAIN_RK3399(10, 10, -1, true), - [RK3399_PD_CCI0] = DOMAIN_RK3399(-1, -1, 15, true), - [RK3399_PD_CCI1] = DOMAIN_RK3399(-1, -1, 16, true), - [RK3399_PD_PERILP] = DOMAIN_RK3399(11, 11, 1, true), - [RK3399_PD_PERIHP] = DOMAIN_RK3399(12, 12, 2, true), - [RK3399_PD_CENTER] = DOMAIN_RK3399(13, 13, 14, true), - [RK3399_PD_VIO] = DOMAIN_RK3399(14, 14, 17, false), - [RK3399_PD_GPU] = DOMAIN_RK3399(15, 15, 0, false), - [RK3399_PD_VCODEC] = DOMAIN_RK3399(16, 16, 3, false), - [RK3399_PD_VDU] = DOMAIN_RK3399(17, 17, 4, false), - [RK3399_PD_RGA] = DOMAIN_RK3399(18, 18, 5, false), - [RK3399_PD_IEP] = DOMAIN_RK3399(19, 19, 6, false), - [RK3399_PD_VO] = DOMAIN_RK3399(20, 20, -1, false), - [RK3399_PD_VOPB] = DOMAIN_RK3399(-1, -1, 7, false), - [RK3399_PD_VOPL] = DOMAIN_RK3399(-1, -1, 8, false), - [RK3399_PD_ISP0] = DOMAIN_RK3399(22, 22, 9, false), - [RK3399_PD_ISP1] = DOMAIN_RK3399(23, 23, 10, false), - [RK3399_PD_HDCP] = DOMAIN_RK3399(24, 24, 11, false), - [RK3399_PD_GMAC] = DOMAIN_RK3399(25, 25, 23, true), - [RK3399_PD_EMMC] = DOMAIN_RK3399(26, 26, 24, true), - [RK3399_PD_USB3] = DOMAIN_RK3399(27, 27, 12, true), - [RK3399_PD_EDP] = DOMAIN_RK3399(28, 28, 22, false), - [RK3399_PD_GIC] = DOMAIN_RK3399(29, 29, 27, true), - [RK3399_PD_SD] = DOMAIN_RK3399(30, 30, 28, true), - [RK3399_PD_SDIOAUDIO] = DOMAIN_RK3399(31, 31, 29, true), -}; - -static const struct rockchip_pmu_info px30_pmu = { - .pwr_offset = 0x18, - .status_offset = 0x20, - .req_offset = 0x64, - .idle_offset = 0x6c, - .ack_offset = 0x6c, - - .num_domains = ARRAY_SIZE(px30_pm_domains), - .domain_info = px30_pm_domains, -}; - -static const struct rockchip_pmu_info rk3036_pmu = { - .req_offset = 0x148, - .idle_offset = 0x14c, - .ack_offset = 0x14c, - - .num_domains = ARRAY_SIZE(rk3036_pm_domains), - .domain_info = rk3036_pm_domains, -}; - -static const struct rockchip_pmu_info rk3066_pmu = { - .pwr_offset = 0x08, - .status_offset = 0x0c, - .req_offset = 0x38, /* PMU_MISC_CON1 */ - .idle_offset = 0x0c, - .ack_offset = 0x0c, - - .num_domains = ARRAY_SIZE(rk3066_pm_domains), - .domain_info = rk3066_pm_domains, -}; - -static const struct rockchip_pmu_info rk3128_pmu = { - .pwr_offset = 0x04, - .status_offset = 0x08, - .req_offset = 0x0c, - .idle_offset = 0x10, - .ack_offset = 0x10, - - .num_domains = ARRAY_SIZE(rk3128_pm_domains), - .domain_info = rk3128_pm_domains, -}; - -static const struct rockchip_pmu_info rk3188_pmu = { - .pwr_offset = 0x08, - .status_offset = 0x0c, - .req_offset = 0x38, /* PMU_MISC_CON1 */ - .idle_offset = 0x0c, - .ack_offset = 0x0c, - - .num_domains = ARRAY_SIZE(rk3188_pm_domains), - .domain_info = rk3188_pm_domains, -}; - -static const struct rockchip_pmu_info rk3228_pmu = { - .req_offset = 0x40c, - .idle_offset = 0x488, - .ack_offset = 0x488, - - .num_domains = ARRAY_SIZE(rk3228_pm_domains), - .domain_info = rk3228_pm_domains, -}; - -static const struct rockchip_pmu_info rk3288_pmu = { - .pwr_offset = 0x08, - .status_offset = 0x0c, - .req_offset = 0x10, - .idle_offset = 0x14, - .ack_offset = 0x14, - - .core_pwrcnt_offset = 0x34, - .gpu_pwrcnt_offset = 0x3c, - - .core_power_transition_time = 24, /* 1us */ - .gpu_power_transition_time = 24, /* 1us */ - - .num_domains = ARRAY_SIZE(rk3288_pm_domains), - .domain_info = rk3288_pm_domains, -}; - -static const struct rockchip_pmu_info rk3328_pmu = { - .req_offset = 0x414, - .idle_offset = 0x484, - .ack_offset = 0x484, - - .num_domains = ARRAY_SIZE(rk3328_pm_domains), - .domain_info = rk3328_pm_domains, -}; - -static const struct rockchip_pmu_info rk3366_pmu = { - .pwr_offset = 0x0c, - .status_offset = 0x10, - .req_offset = 0x3c, - .idle_offset = 0x40, - .ack_offset = 0x40, - - .core_pwrcnt_offset = 0x48, - .gpu_pwrcnt_offset = 0x50, - - .core_power_transition_time = 24, - .gpu_power_transition_time = 24, - - .num_domains = ARRAY_SIZE(rk3366_pm_domains), - .domain_info = rk3366_pm_domains, -}; - -static const struct rockchip_pmu_info rk3368_pmu = { - .pwr_offset = 0x0c, - .status_offset = 0x10, - .req_offset = 0x3c, - .idle_offset = 0x40, - .ack_offset = 0x40, - - .core_pwrcnt_offset = 0x48, - .gpu_pwrcnt_offset = 0x50, - - .core_power_transition_time = 24, - .gpu_power_transition_time = 24, - - .num_domains = ARRAY_SIZE(rk3368_pm_domains), - .domain_info = rk3368_pm_domains, -}; - -static const struct rockchip_pmu_info rk3399_pmu = { - .pwr_offset = 0x14, - .status_offset = 0x18, - .req_offset = 0x60, - .idle_offset = 0x64, - .ack_offset = 0x68, - - /* ARM Trusted Firmware manages power transition times */ - - .num_domains = ARRAY_SIZE(rk3399_pm_domains), - .domain_info = rk3399_pm_domains, -}; - -static const struct of_device_id rockchip_pm_domain_dt_match[] = { - { - .compatible = "rockchip,px30-power-controller", - .data = (void *)&px30_pmu, - }, - { - .compatible = "rockchip,rk3036-power-controller", - .data = (void *)&rk3036_pmu, - }, - { - .compatible = "rockchip,rk3066-power-controller", - .data = (void *)&rk3066_pmu, - }, - { - .compatible = "rockchip,rk3128-power-controller", - .data = (void *)&rk3128_pmu, - }, - { - .compatible = "rockchip,rk3188-power-controller", - .data = (void *)&rk3188_pmu, - }, - { - .compatible = "rockchip,rk3228-power-controller", - .data = (void *)&rk3228_pmu, - }, - { - .compatible = "rockchip,rk3288-power-controller", - .data = (void *)&rk3288_pmu, - }, - { - .compatible = "rockchip,rk3328-power-controller", - .data = (void *)&rk3328_pmu, - }, - { - .compatible = "rockchip,rk3366-power-controller", - .data = (void *)&rk3366_pmu, - }, - { - .compatible = "rockchip,rk3368-power-controller", - .data = (void *)&rk3368_pmu, - }, - { - .compatible = "rockchip,rk3399-power-controller", - .data = (void *)&rk3399_pmu, - }, - { /* sentinel */ }, -}; - -static struct platform_driver rockchip_pm_domain_driver = { - .probe = rockchip_pm_domain_probe, - .driver = { - .name = "rockchip-pm-domain", - .of_match_table = rockchip_pm_domain_dt_match, - /* - * We can't forcibly eject devices form power domain, - * so we can't really remove power domains once they - * were added. - */ - .suppress_bind_attrs = true, - }, -}; - -static int __init rockchip_pm_domain_drv_register(void) -{ - return platform_driver_register(&rockchip_pm_domain_driver); -} -postcore_initcall(rockchip_pm_domain_drv_register); |