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/linux/drivers/reset/
H A Dcore.c74 * @rstc: array of reset controls
79 struct reset_control *rstc[] __counted_by(num_rstcs);
164 struct reset_control *rstc) in reset_controller_remove() argument
168 list_del(&rstc->list); in reset_controller_remove()
179 struct reset_control *rstc, *pos; in reset_controller_unregister() local
189 list_for_each_entry_safe(rstc, pos, &rcdev->reset_control_head, list) { in reset_controller_unregister()
190 rcu_assign_pointer(rstc->rcdev, NULL); in reset_controller_unregister()
191 synchronize_srcu(&rstc->srcu); in reset_controller_unregister()
192 reset_controller_remove(rcdev, rstc); in reset_controller_unregister()
239 rstc_to_array(struct reset_control *rstc) { in rstc_to_array() argument
[all …]
H A Dreset-k230.c159 static void k230_rst_clear_done(struct k230_rst *rstc, unsigned long id, in k230_rst_clear_done() argument
165 guard(spinlock_irqsave)(&rstc->lock); in k230_rst_clear_done()
167 reg = readl(rstc->base + rmap->offset); in k230_rst_clear_done()
171 writel(reg, rstc->base + rmap->offset); in k230_rst_clear_done()
174 static int k230_rst_wait_and_clear_done(struct k230_rst *rstc, unsigned long id, in k230_rst_wait_and_clear_done() argument
181 ret = readl_poll_timeout(rstc->base + rmap->offset, reg, in k230_rst_wait_and_clear_done()
184 dev_err(rstc->rcdev.dev, "Wait for reset done timeout\n"); in k230_rst_wait_and_clear_done()
188 k230_rst_clear_done(rstc, id, write_en); in k230_rst_wait_and_clear_done()
193 static void k230_rst_update(struct k230_rst *rstc, unsigned long id, in k230_rst_update() argument
199 guard(spinlock_irqsave)(&rstc->lock); in k230_rst_update()
[all …]
/linux/drivers/clk/hisilicon/
H A Dreset.c46 struct hisi_reset_controller *rstc = to_hisi_reset_controller(rcdev); in hisi_reset_assert() local
54 spin_lock_irqsave(&rstc->lock, flags); in hisi_reset_assert()
56 reg = readl(rstc->membase + offset); in hisi_reset_assert()
57 writel(reg | BIT(bit), rstc->membase + offset); in hisi_reset_assert()
59 spin_unlock_irqrestore(&rstc->lock, flags); in hisi_reset_assert()
67 struct hisi_reset_controller *rstc = to_hisi_reset_controller(rcdev); in hisi_reset_deassert() local
75 spin_lock_irqsave(&rstc->lock, flags); in hisi_reset_deassert()
77 reg = readl(rstc->membase + offset); in hisi_reset_deassert()
78 writel(reg & ~BIT(bit), rstc->membase + offset); in hisi_reset_deassert()
80 spin_unlock_irqrestore(&rstc->lock, flags); in hisi_reset_deassert()
[all …]
H A Dclk-hi3519.c31 struct hisi_reset_controller *rstc; member
151 crg->rstc = hisi_reset_init(pdev); in hi3519_clk_probe()
152 if (!crg->rstc) in hi3519_clk_probe()
157 hisi_reset_exit(crg->rstc); in hi3519_clk_probe()
169 hisi_reset_exit(crg->rstc); in hi3519_clk_remove()
/linux/drivers/reset/tegra/
H A Dreset-bpmp.c11 static struct tegra_bpmp *to_tegra_bpmp(struct reset_controller_dev *rstc) in to_tegra_bpmp() argument
13 return container_of(rstc, struct tegra_bpmp, rstc); in to_tegra_bpmp()
16 static int tegra_bpmp_reset_common(struct reset_controller_dev *rstc, in tegra_bpmp_reset_common() argument
20 struct tegra_bpmp *bpmp = to_tegra_bpmp(rstc); in tegra_bpmp_reset_common()
43 static int tegra_bpmp_reset_module(struct reset_controller_dev *rstc, in tegra_bpmp_reset_module() argument
46 return tegra_bpmp_reset_common(rstc, CMD_RESET_MODULE, id); in tegra_bpmp_reset_module()
49 static int tegra_bpmp_reset_assert(struct reset_controller_dev *rstc, in tegra_bpmp_reset_assert() argument
52 return tegra_bpmp_reset_common(rstc, CMD_RESET_ASSERT, id); in tegra_bpmp_reset_assert()
55 static int tegra_bpmp_reset_deassert(struct reset_controller_dev *rstc, in tegra_bpmp_reset_deassert() argument
58 return tegra_bpmp_reset_common(rstc, CMD_RESET_DEASSERT, id); in tegra_bpmp_reset_deassert()
[all …]
/linux/Documentation/devicetree/bindings/reset/
H A Datmel,at91sam9260-reset.yaml21 - atmel,at91sam9260-rstc
22 - atmel,at91sam9g45-rstc
23 - atmel,sama5d3-rstc
24 - microchip,sam9x60-rstc
25 - microchip,sama7g5-rstc
27 - const: microchip,sama7d65-rstc
28 - const: microchip,sama7g5-rstc
30 - const: atmel,sama5d3-rstc
31 - const: atmel,at91sam9g45-rstc
34 - microchip,sam9x7-rstc
[all …]
/linux/drivers/clk/meson/
H A Dmeson-aoclk.c26 struct meson_aoclk_reset_controller *rstc = in meson_aoclk_do_reset() local
29 return regmap_write(rstc->regmap, rstc->data->reset_reg, in meson_aoclk_do_reset()
30 BIT(rstc->data->reset[id])); in meson_aoclk_do_reset()
39 struct meson_aoclk_reset_controller *rstc; in meson_aoclkc_probe() local
58 rstc = devm_kzalloc(dev, sizeof(*rstc), GFP_KERNEL); in meson_aoclkc_probe()
59 if (!rstc) in meson_aoclkc_probe()
71 rstc->data = data; in meson_aoclkc_probe()
72 rstc->regmap = regmap; in meson_aoclkc_probe()
73 rstc->reset.ops = &meson_aoclk_reset_ops; in meson_aoclkc_probe()
74 rstc->reset.nr_resets = data->num_reset; in meson_aoclkc_probe()
[all …]
/linux/arch/arm/boot/dts/sunplus/
H A Dsunplus-sp7021.dtsi57 resets = <&rstc RST_OTPRX>;
85 resets = <&rstc RST_GPIO>;
172 rstc: reset@54 { label
183 resets = <&rstc RST_RTC>;
196 resets = <&rstc RST_SPI_COMBO_0>;
213 resets = <&rstc RST_SPI_COMBO_1>;
226 resets = <&rstc RST_SPI_COMBO_2>;
239 resets = <&rstc RST_SPI_COMBO_3>;
248 resets = <&rstc RST_UA0>;
258 resets = <&rstc RST_UA1>;
[all …]
/linux/arch/arm/mach-meson/
H A Dplatsmp.c158 struct reset_control *rstc; in meson8_smp_boot_secondary() local
161 rstc = meson_smp_get_core_reset(cpu); in meson8_smp_boot_secondary()
162 if (IS_ERR(rstc)) { in meson8_smp_boot_secondary()
164 return PTR_ERR(rstc); in meson8_smp_boot_secondary()
170 ret = reset_control_assert(rstc); in meson8_smp_boot_secondary()
195 ret = reset_control_deassert(rstc); in meson8_smp_boot_secondary()
206 reset_control_put(rstc); in meson8_smp_boot_secondary()
214 struct reset_control *rstc; in meson8b_smp_boot_secondary() local
218 rstc = meson_smp_get_core_reset(cpu); in meson8b_smp_boot_secondary()
219 if (IS_ERR(rstc)) { in meson8b_smp_boot_secondary()
[all …]
/linux/drivers/reset/amlogic/
H A Dreset-meson-audio-arb.c16 struct reset_controller_dev rstc; member
65 container_of(rcdev, struct meson_audio_arb_data, rstc); in meson_audio_arb_update()
86 container_of(rcdev, struct meson_audio_arb_data, rstc); in meson_audio_arb_status()
159 arb->rstc.nr_resets = data->reset_num; in meson_audio_arb_probe()
160 arb->rstc.ops = &meson_audio_arb_rstc_ops; in meson_audio_arb_probe()
161 arb->rstc.of_node = dev->of_node; in meson_audio_arb_probe()
162 arb->rstc.owner = THIS_MODULE; in meson_audio_arb_probe()
172 ret = devm_reset_controller_register(dev, &arb->rstc); in meson_audio_arb_probe()
/linux/drivers/clk/renesas/
H A Dclk-vbattb.c66 struct reset_control *rstc = dev_get_drvdata(dev); in vbattb_clk_action() local
69 ret = reset_control_assert(rstc); in vbattb_clk_action()
87 struct reset_control *rstc; in vbattb_clk_probe() local
120 rstc = devm_reset_control_get_shared(dev, NULL); in vbattb_clk_probe()
121 if (IS_ERR(rstc)) in vbattb_clk_probe()
122 return PTR_ERR(rstc); in vbattb_clk_probe()
128 ret = reset_control_deassert(rstc); in vbattb_clk_probe()
134 dev_set_drvdata(dev, rstc); in vbattb_clk_probe()
/linux/drivers/clocksource/
H A Drenesas-ostm.c164 struct reset_control *rstc; in ostm_init() local
172 rstc = of_reset_control_get_optional_exclusive(np, NULL); in ostm_init()
173 if (IS_ERR(rstc)) { in ostm_init()
174 ret = PTR_ERR(rstc); in ostm_init()
178 reset_control_deassert(rstc); in ostm_init()
219 reset_control_assert(rstc); in ostm_init()
220 reset_control_put(rstc); in ostm_init()
H A Ddw_apb_timer_of.c22 struct reset_control *rstc; in timer_get_base_and_rate() local
34 rstc = of_reset_control_get(np, NULL); in timer_get_base_and_rate()
35 if (!IS_ERR(rstc)) { in timer_get_base_and_rate()
36 reset_control_assert(rstc); in timer_get_base_and_rate()
37 reset_control_deassert(rstc); in timer_get_base_and_rate()
/linux/drivers/watchdog/
H A Dsunplus_wdt.c47 struct reset_control *rstc; member
158 priv->rstc = devm_reset_control_get_shared(dev, NULL); in sp_wdt_probe()
159 if (IS_ERR(priv->rstc)) in sp_wdt_probe()
160 return dev_err_probe(dev, PTR_ERR(priv->rstc), "Failed to get reset\n"); in sp_wdt_probe()
162 reset_control_deassert(priv->rstc); in sp_wdt_probe()
164 ret = devm_add_action_or_reset(dev, sp_reset_control_assert, priv->rstc); in sp_wdt_probe()
H A Drzv2h_wdt.c73 struct reset_control *rstc; member
130 ret = reset_control_deassert(priv->rstc); in rzv2h_wdt_start()
170 ret = reset_control_assert(priv->rstc); in rzv2h_wdt_stop()
204 ret = reset_control_deassert(priv->rstc); in rzv2h_wdt_restart()
217 ret = reset_control_reset(priv->rstc); in rzv2h_wdt_restart()
302 priv->rstc = devm_reset_control_get_optional_exclusive(dev, NULL); in rzv2h_wdt_probe()
303 if (IS_ERR(priv->rstc)) in rzv2h_wdt_probe()
304 return dev_err_probe(dev, PTR_ERR(priv->rstc), in rzv2h_wdt_probe()
/linux/drivers/phy/sunplus/
H A Dphy-sunplus-usb2.c71 struct reset_control *rstc; member
121 ret = reset_control_deassert(usbphy->rstc); in sp_uphy_init()
162 reset_control_assert(usbphy->rstc); in sp_uphy_init()
219 reset_control_assert(usbphy->rstc); in sp_uphy_exit()
269 usbphy->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); in sp_usb_phy_probe()
270 if (IS_ERR(usbphy->rstc)) in sp_usb_phy_probe()
271 return PTR_ERR(usbphy->rstc); in sp_usb_phy_probe()
/linux/drivers/phy/st/
H A Dphy-stih407-usb.c36 struct reset_control *rstc; member
44 reset_control_deassert(phy_dev->rstc); in stih407_usb2_pico_ctrl()
104 phy_dev->rstc = devm_reset_control_get_shared(dev, "global"); in stih407_usb2_picophy_probe()
105 if (IS_ERR(phy_dev->rstc)) { in stih407_usb2_picophy_probe()
107 return PTR_ERR(phy_dev->rstc); in stih407_usb2_picophy_probe()
/linux/drivers/net/ethernet/qualcomm/ppe/
H A Dppe.c115 struct reset_control *rstc; in ppe_clock_init_and_reset() local
159 rstc = devm_reset_control_get_exclusive(dev, NULL); in ppe_clock_init_and_reset()
160 if (IS_ERR(rstc)) in ppe_clock_init_and_reset()
161 return PTR_ERR(rstc); in ppe_clock_init_and_reset()
163 ret = reset_control_assert(rstc); in ppe_clock_init_and_reset()
170 return reset_control_deassert(rstc); in ppe_clock_init_and_reset()
/linux/drivers/thermal/renesas/
H A Drzg2l_thermal.c60 struct reset_control *rstc; member
149 reset_control_assert(priv->rstc); in rzg2l_thermal_reset_assert_pm_disable_put()
176 priv->rstc = devm_reset_control_get_exclusive(dev, NULL); in rzg2l_thermal_probe()
177 if (IS_ERR(priv->rstc)) in rzg2l_thermal_probe()
178 return dev_err_probe(dev, PTR_ERR(priv->rstc), in rzg2l_thermal_probe()
181 ret = reset_control_deassert(priv->rstc); in rzg2l_thermal_probe()
/linux/drivers/phy/starfive/
H A Dphy-jh7110-dphy-rx.c67 struct reset_control *rstc; member
125 reset_control_deassert(dphy->rstc); in stf_dphy_power_on()
134 reset_control_assert(dphy->rstc); in stf_dphy_power_off()
180 dphy->rstc = devm_reset_control_array_get_exclusive(&pdev->dev); in stf_dphy_probe()
181 if (IS_ERR(dphy->rstc)) in stf_dphy_probe()
182 return PTR_ERR(dphy->rstc); in stf_dphy_probe()
/linux/drivers/i2c/busses/
H A Di2c-sun6i-p2wi.c90 struct reset_control *rstc; member
246 p2wi->rstc = devm_reset_control_get_exclusive(dev, NULL); in p2wi_probe()
247 if (IS_ERR(p2wi->rstc)) in p2wi_probe()
248 return dev_err_probe(dev, PTR_ERR(p2wi->rstc), in p2wi_probe()
251 ret = reset_control_deassert(p2wi->rstc); in p2wi_probe()
290 reset_control_assert(p2wi->rstc); in p2wi_probe()
299 reset_control_assert(p2wi->rstc); in p2wi_remove()
/linux/drivers/iio/adc/
H A Dti-ads131m02.c634 * @rstc: Reset control for the /RESET line.
642 struct reset_control *rstc) in ads131m_hw_reset() argument
652 ret = reset_control_assert(rstc); in ads131m_hw_reset()
659 ret = reset_control_deassert(rstc); in ads131m_hw_reset()
715 * @rstc: Optional reset control, or NULL for software reset.
717 * This function performs a hardware reset if supported (rstc provided),
726 static int ads131m_reset(struct ads131m_priv *priv, struct reset_control *rstc) in ads131m_reset() argument
728 if (rstc) in ads131m_reset()
729 return ads131m_hw_reset(priv, rstc); in ads131m_reset()
778 * @rstc: Optional reset control, or NULL for software reset.
[all …]
/linux/drivers/spi/
H A Dspi-dw-mmio.c33 struct reset_control *rstc; member
406 dwsmmio->rstc = devm_reset_control_get_optional_exclusive(&pdev->dev, "spi"); in dw_spi_mmio_probe()
407 if (IS_ERR(dwsmmio->rstc)) in dw_spi_mmio_probe()
408 return PTR_ERR(dwsmmio->rstc); in dw_spi_mmio_probe()
410 ret = reset_control_deassert(dwsmmio->rstc); in dw_spi_mmio_probe()
444 reset_control_assert(dwsmmio->rstc); in dw_spi_mmio_probe()
461 reset_control_assert(dwsmmio->rstc); in dw_spi_mmio_suspend()
477 reset_control_deassert(dwsmmio->rstc); in dw_spi_mmio_resume()
482 reset_control_assert(dwsmmio->rstc); in dw_spi_mmio_resume()
502 reset_control_assert(dwsmmio->rstc); in dw_spi_mmio_remove()
/linux/drivers/rtc/
H A Drtc-sunplus.c60 struct reset_control *rstc; member
259 sp_rtc->rstc = devm_reset_control_get_exclusive(&plat_dev->dev, NULL); in sp_rtc_probe()
260 if (IS_ERR(sp_rtc->rstc)) in sp_rtc_probe()
261 return dev_err_probe(&plat_dev->dev, PTR_ERR(sp_rtc->rstc), in sp_rtc_probe()
268 ret = reset_control_deassert(sp_rtc->rstc); in sp_rtc_probe()
299 reset_control_assert(sp_rtc->rstc); in sp_rtc_probe()
311 reset_control_assert(sp_rtc->rstc); in sp_rtc_remove()
/linux/drivers/power/reset/
H A Dat91-reset.c229 .compatible = "atmel,at91sam9260-rstc",
233 .compatible = "atmel,at91sam9g45-rstc",
237 .compatible = "atmel,sama5d3-rstc",
241 .compatible = "atmel,samx7-rstc",
245 .compatible = "microchip,sam9x60-rstc",
249 .compatible = "microchip,sama7g5-rstc",
356 if (!of_device_is_compatible(pdev->dev.of_node, "atmel,sama5d3-rstc")) { in at91_reset_probe()
393 if (of_device_is_compatible(pdev->dev.of_node, "microchip,sam9x60-rstc")) { in at91_reset_probe()

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