^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * BCM63xx Power Domain Controller Driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2020 Álvaro Fernández Rojas <noltari@gmail.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <dt-bindings/soc/bcm6318-pm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <dt-bindings/soc/bcm6328-pm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <dt-bindings/soc/bcm6362-pm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <dt-bindings/soc/bcm63268-pm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/pm_domain.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/of_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) struct bcm63xx_power_dev {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) struct generic_pm_domain genpd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) struct bcm63xx_power *power;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) uint32_t mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) struct bcm63xx_power {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) void __iomem *base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) spinlock_t lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) struct bcm63xx_power_dev *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) struct genpd_onecell_data genpd_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) struct generic_pm_domain **genpd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) struct bcm63xx_power_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) const char * const name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) uint8_t bit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) unsigned int flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) static int bcm63xx_power_get_state(struct bcm63xx_power_dev *pmd, bool *is_on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) struct bcm63xx_power *power = pmd->power;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) if (!pmd->mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) *is_on = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) *is_on = !(__raw_readl(power->base) & pmd->mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) static int bcm63xx_power_set_state(struct bcm63xx_power_dev *pmd, bool on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) struct bcm63xx_power *power = pmd->power;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) uint32_t val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) if (!pmd->mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) spin_lock_irqsave(&power->lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) val = __raw_readl(power->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) if (on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) val &= ~pmd->mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) val |= pmd->mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) __raw_writel(val, power->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) spin_unlock_irqrestore(&power->lock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) static int bcm63xx_power_on(struct generic_pm_domain *genpd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) struct bcm63xx_power_dev *pmd = container_of(genpd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) struct bcm63xx_power_dev, genpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) return bcm63xx_power_set_state(pmd, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) static int bcm63xx_power_off(struct generic_pm_domain *genpd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) struct bcm63xx_power_dev *pmd = container_of(genpd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) struct bcm63xx_power_dev, genpd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) return bcm63xx_power_set_state(pmd, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static int bcm63xx_power_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) struct device *dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) struct device_node *np = dev->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) struct resource *res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) const struct bcm63xx_power_data *entry, *table;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) struct bcm63xx_power *power;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) unsigned int ndom;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) uint8_t max_bit = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) power = devm_kzalloc(dev, sizeof(*power), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) if (!power)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) power->base = devm_ioremap_resource(&pdev->dev, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) if (IS_ERR(power->base))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) return PTR_ERR(power->base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) table = of_device_get_match_data(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) if (!table)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) power->genpd_data.num_domains = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) ndom = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) for (entry = table; entry->name; entry++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) max_bit = max(max_bit, entry->bit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) ndom++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) if (!ndom)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) power->genpd_data.num_domains = max_bit + 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) power->dev = devm_kcalloc(dev, power->genpd_data.num_domains,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) sizeof(struct bcm63xx_power_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) if (!power->dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) power->genpd = devm_kcalloc(dev, power->genpd_data.num_domains,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) sizeof(struct generic_pm_domain *),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) if (!power->genpd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) power->genpd_data.domains = power->genpd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) ndom = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) for (entry = table; entry->name; entry++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) struct bcm63xx_power_dev *pmd = &power->dev[ndom];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) bool is_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) pmd->power = power;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) pmd->mask = BIT(entry->bit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) pmd->genpd.name = entry->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) pmd->genpd.flags = entry->flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) ret = bcm63xx_power_get_state(pmd, &is_on);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) dev_warn(dev, "unable to get current state for %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) pmd->genpd.name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) pmd->genpd.power_on = bcm63xx_power_on;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) pmd->genpd.power_off = bcm63xx_power_off;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) pm_genpd_init(&pmd->genpd, NULL, !is_on);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) power->genpd[entry->bit] = &pmd->genpd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) ndom++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) spin_lock_init(&power->lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) ret = of_genpd_add_provider_onecell(np, &power->genpd_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) dev_err(dev, "failed to register genpd driver: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) dev_info(dev, "registered %u power domains\n", ndom);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) static const struct bcm63xx_power_data bcm6318_power_domains[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) .name = "pcie",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) .bit = BCM6318_POWER_DOMAIN_PCIE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) .name = "usb",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) .bit = BCM6318_POWER_DOMAIN_USB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) .name = "ephy0",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) .bit = BCM6318_POWER_DOMAIN_EPHY0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) .name = "ephy1",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) .bit = BCM6318_POWER_DOMAIN_EPHY1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) .name = "ephy2",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) .bit = BCM6318_POWER_DOMAIN_EPHY2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) .name = "ephy3",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) .bit = BCM6318_POWER_DOMAIN_EPHY3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) .name = "ldo2p5",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) .bit = BCM6318_POWER_DOMAIN_LDO2P5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) .name = "ldo2p9",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) .bit = BCM6318_POWER_DOMAIN_LDO2P9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) .name = "sw1p0",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) .bit = BCM6318_POWER_DOMAIN_SW1P0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) .name = "pad",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) .bit = BCM6318_POWER_DOMAIN_PAD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) /* sentinel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) static const struct bcm63xx_power_data bcm6328_power_domains[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) .name = "adsl2-mips",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) .bit = BCM6328_POWER_DOMAIN_ADSL2_MIPS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) .name = "adsl2-phy",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) .bit = BCM6328_POWER_DOMAIN_ADSL2_PHY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) .name = "adsl2-afe",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) .bit = BCM6328_POWER_DOMAIN_ADSL2_AFE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) .name = "sar",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) .bit = BCM6328_POWER_DOMAIN_SAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) .name = "pcm",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) .bit = BCM6328_POWER_DOMAIN_PCM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) .name = "usbd",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) .bit = BCM6328_POWER_DOMAIN_USBD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) .name = "usbh",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) .bit = BCM6328_POWER_DOMAIN_USBH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) .name = "pcie",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) .bit = BCM6328_POWER_DOMAIN_PCIE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) .name = "robosw",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) .bit = BCM6328_POWER_DOMAIN_ROBOSW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) .name = "ephy",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) .bit = BCM6328_POWER_DOMAIN_EPHY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) /* sentinel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) static const struct bcm63xx_power_data bcm6362_power_domains[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) .name = "sar",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) .bit = BCM6362_POWER_DOMAIN_SAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) .name = "ipsec",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) .bit = BCM6362_POWER_DOMAIN_IPSEC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) .name = "mips",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) .bit = BCM6362_POWER_DOMAIN_MIPS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) .name = "dect",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) .bit = BCM6362_POWER_DOMAIN_DECT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) .name = "usbh",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) .bit = BCM6362_POWER_DOMAIN_USBH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) .name = "usbd",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) .bit = BCM6362_POWER_DOMAIN_USBD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) .name = "robosw",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) .bit = BCM6362_POWER_DOMAIN_ROBOSW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) .name = "pcm",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .bit = BCM6362_POWER_DOMAIN_PCM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) .name = "periph",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) .bit = BCM6362_POWER_DOMAIN_PERIPH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) .name = "adsl-phy",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) .bit = BCM6362_POWER_DOMAIN_ADSL_PHY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) .name = "gmii-pads",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) .bit = BCM6362_POWER_DOMAIN_GMII_PADS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) .name = "fap",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) .bit = BCM6362_POWER_DOMAIN_FAP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) .name = "pcie",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) .bit = BCM6362_POWER_DOMAIN_PCIE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) .name = "wlan-pads",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) .bit = BCM6362_POWER_DOMAIN_WLAN_PADS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) /* sentinel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) static const struct bcm63xx_power_data bcm63268_power_domains[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) .name = "sar",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) .bit = BCM63268_POWER_DOMAIN_SAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) .name = "ipsec",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) .bit = BCM63268_POWER_DOMAIN_IPSEC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) .name = "mips",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) .bit = BCM63268_POWER_DOMAIN_MIPS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) .name = "dect",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) .bit = BCM63268_POWER_DOMAIN_DECT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) .name = "usbh",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) .bit = BCM63268_POWER_DOMAIN_USBH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) .name = "usbd",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) .bit = BCM63268_POWER_DOMAIN_USBD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) .name = "robosw",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) .bit = BCM63268_POWER_DOMAIN_ROBOSW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) .name = "pcm",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) .bit = BCM63268_POWER_DOMAIN_PCM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) .name = "periph",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) .bit = BCM63268_POWER_DOMAIN_PERIPH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) .flags = GENPD_FLAG_ALWAYS_ON,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) .name = "vdsl-phy",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) .bit = BCM63268_POWER_DOMAIN_VDSL_PHY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) .name = "vdsl-mips",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) .bit = BCM63268_POWER_DOMAIN_VDSL_MIPS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) .name = "fap",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) .bit = BCM63268_POWER_DOMAIN_FAP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) .name = "pcie",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) .bit = BCM63268_POWER_DOMAIN_PCIE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) .name = "wlan-pads",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) .bit = BCM63268_POWER_DOMAIN_WLAN_PADS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) /* sentinel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) static const struct of_device_id bcm63xx_power_of_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) .compatible = "brcm,bcm6318-power-controller",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) .data = &bcm6318_power_domains,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) .compatible = "brcm,bcm6328-power-controller",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) .data = &bcm6328_power_domains,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) .compatible = "brcm,bcm6362-power-controller",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) .data = &bcm6362_power_domains,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) .compatible = "brcm,bcm63268-power-controller",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) .data = &bcm63268_power_domains,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) /* sentinel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) static struct platform_driver bcm63xx_power_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) .name = "bcm63xx-power-controller",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) .of_match_table = bcm63xx_power_of_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) .probe = bcm63xx_power_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) builtin_platform_driver(bcm63xx_power_driver);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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