drivers/reset/reset-uniphier.c

1 // SPDX-License-Identifier: GPL-2.0+
9 #include <reset-uclass.h>
22 #define UNIPHIER_RESET_ID_END		(unsigned int)(-1)
42 /* System reset data */
59 	UNIPHIER_RESETX(16, 0x2014, 4),		/* USB30-PHY0 */
60 	UNIPHIER_RESETX(17, 0x2014, 0),		/* USB30-PHY1 */
61 	UNIPHIER_RESETX(18, 0x2014, 2),		/* USB30-PHY2 */
62 	UNIPHIER_RESETX(20, 0x2014, 5),		/* USB31-PHY0 */
63 	UNIPHIER_RESETX(21, 0x2014, 1),		/* USB31-PHY1 */
65 	UNIPHIER_RESET(29, 0x2014, 8),		/* SATA-PHY (active high) */
75 	UNIPHIER_RESETX(16, 0x200c, 12),	/* USB30-PHY0 */
76 	UNIPHIER_RESETX(17, 0x200c, 13),	/* USB30-PHY1 */
77 	UNIPHIER_RESETX(18, 0x200c, 14),	/* USB30-PHY2 */
78 	UNIPHIER_RESETX(19, 0x200c, 15),	/* USB30-PHY3 */
90 	UNIPHIER_RESETX(16, 0x200c, 16),	/* USB30-PHY0 */
91 	UNIPHIER_RESETX(17, 0x200c, 18),	/* USB30-PHY1 */
92 	UNIPHIER_RESETX(18, 0x200c, 20),	/* USB30-PHY2 */
93 	UNIPHIER_RESETX(20, 0x200c, 17),	/* USB31-PHY0 */
94 	UNIPHIER_RESETX(21, 0x200c, 19),	/* USB31-PHY1 */
98 /* Media I/O reset data */
137 /* Peripheral reset data */
193 	struct uniphier_reset_priv *priv = dev_get_priv(reset_ctl->dev);  in uniphier_reset_update()
194 	unsigned long id = reset_ctl->id;  in uniphier_reset_update()
197 	for (p = priv->data; p->id != UNIPHIER_RESET_ID_END; p++) {  in uniphier_reset_update()
200 		if (p->id != id)  in uniphier_reset_update()
203 		val = readl(priv->base + p->reg);  in uniphier_reset_update()
205 		if (p->flags & UNIPHIER_RESET_ACTIVE_LOW)  in uniphier_reset_update()
208 		mask = BIT(p->bit);  in uniphier_reset_update()
215 		writel(val, priv->base + p->reg);  in uniphier_reset_update()
220 	dev_err(reset_ctl->dev, "reset_id=%lu was not handled\n", id);  in uniphier_reset_update()
222 	return -EINVAL;  in uniphier_reset_update()
247 	addr = devfdt_get_addr(dev->parent);  in uniphier_reset_probe()
249 		return -EINVAL;  in uniphier_reset_probe()
251 	priv->base = devm_ioremap(dev, addr, SZ_4K);  in uniphier_reset_probe()
252 	if (!priv->base)  in uniphier_reset_probe()
253 		return -ENOMEM;  in uniphier_reset_probe()
255 	priv->data = (void *)dev_get_driver_data(dev);  in uniphier_reset_probe()
261 	/* System reset */
263 		.compatible = "socionext,uniphier-ld4-reset",
267 		.compatible = "socionext,uniphier-pro4-reset",
271 		.compatible = "socionext,uniphier-sld8-reset",
275 		.compatible = "socionext,uniphier-pro5-reset",
279 		.compatible = "socionext,uniphier-pxs2-reset",
283 		.compatible = "socionext,uniphier-ld11-reset",
287 		.compatible = "socionext,uniphier-ld20-reset",
291 		.compatible = "socionext,uniphier-pxs3-reset",
294 	/* Media I/O reset */
296 		.compatible = "socionext,uniphier-ld4-mio-reset",
300 		.compatible = "socionext,uniphier-pro4-mio-reset",
304 		.compatible = "socionext,uniphier-sld8-mio-reset",
308 		.compatible = "socionext,uniphier-pro5-mio-reset",
312 		.compatible = "socionext,uniphier-pxs2-mio-reset",
316 		.compatible = "socionext,uniphier-ld11-mio-reset",
320 		.compatible = "socionext,uniphier-ld11-sd-reset",
324 		.compatible = "socionext,uniphier-ld20-sd-reset",
328 		.compatible = "socionext,uniphier-pxs3-sd-reset",
331 	/* Peripheral reset */
333 		.compatible = "socionext,uniphier-ld4-peri-reset",
337 		.compatible = "socionext,uniphier-pro4-peri-reset",
341 		.compatible = "socionext,uniphier-sld8-peri-reset",
345 		.compatible = "socionext,uniphier-pro5-peri-reset",
349 		.compatible = "socionext,uniphier-pxs2-peri-reset",
353 		.compatible = "socionext,uniphier-ld11-peri-reset",
357 		.compatible = "socionext,uniphier-ld20-peri-reset",
361 		.compatible = "socionext,uniphier-pxs3-peri-reset",
368 	.name = "uniphier-reset",