1 files changed, 0 insertions, 141 deletions
diff --git a/drivers/soc/zte/zx2967_pm_domains.c b/drivers/soc/zte/zx2967_pm_domains.c
deleted file mode 100644
index a4503e31b616..000000000000
--- a/drivers/soc/zte/zx2967_pm_domains.c
+++ /dev/null
@@ -1,141 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2017 ZTE Ltd.
- *
- * Author: Baoyou Xie <baoyou.xie@linaro.org>
- */
-
-#include <linux/delay.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/of.h>
-
-#include "zx2967_pm_domains.h"
-
-#define PCU_DM_CLKEN(zpd)	((zpd)->reg_offset[REG_CLKEN])
-#define PCU_DM_ISOEN(zpd)	((zpd)->reg_offset[REG_ISOEN])
-#define PCU_DM_RSTEN(zpd)	((zpd)->reg_offset[REG_RSTEN])
-#define PCU_DM_PWREN(zpd)	((zpd)->reg_offset[REG_PWREN])
-#define PCU_DM_ACK_SYNC(zpd)	((zpd)->reg_offset[REG_ACK_SYNC])
-
-static void __iomem *pcubase;
-
-static int zx2967_power_on(struct generic_pm_domain *domain)
-{
-	struct zx2967_pm_domain *zpd = (struct zx2967_pm_domain *)domain;
-	unsigned long loop = 1000;
-	u32 val;
-
-	val = readl_relaxed(pcubase + PCU_DM_PWREN(zpd));
-	if (zpd->polarity == PWREN)
-		val |= BIT(zpd->bit);
-	else
-		val &= ~BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_PWREN(zpd));
-
-	do {
-		udelay(1);
-		val = readl_relaxed(pcubase + PCU_DM_ACK_SYNC(zpd))
-				   & BIT(zpd->bit);
-	} while (--loop && !val);
-
-	if (!loop) {
-		pr_err("Error: %s %s fail\n", __func__, domain->name);
-		return -EIO;
-	}
-
-	val = readl_relaxed(pcubase + PCU_DM_RSTEN(zpd));
-	val |= BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_RSTEN(zpd));
-	udelay(5);
-
-	val = readl_relaxed(pcubase + PCU_DM_ISOEN(zpd));
-	val &= ~BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_ISOEN(zpd));
-	udelay(5);
-
-	val = readl_relaxed(pcubase + PCU_DM_CLKEN(zpd));
-	val |= BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_CLKEN(zpd));
-	udelay(5);
-
-	pr_debug("poweron %s\n", domain->name);
-
-	return 0;
-}
-
-static int zx2967_power_off(struct generic_pm_domain *domain)
-{
-	struct zx2967_pm_domain *zpd = (struct zx2967_pm_domain *)domain;
-	unsigned long loop = 1000;
-	u32 val;
-
-	val = readl_relaxed(pcubase + PCU_DM_CLKEN(zpd));
-	val &= ~BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_CLKEN(zpd));
-	udelay(5);
-
-	val = readl_relaxed(pcubase + PCU_DM_ISOEN(zpd));
-	val |= BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_ISOEN(zpd));
-	udelay(5);
-
-	val = readl_relaxed(pcubase + PCU_DM_RSTEN(zpd));
-	val &= ~BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_RSTEN(zpd));
-	udelay(5);
-
-	val = readl_relaxed(pcubase + PCU_DM_PWREN(zpd));
-	if (zpd->polarity == PWREN)
-		val &= ~BIT(zpd->bit);
-	else
-		val |= BIT(zpd->bit);
-	writel_relaxed(val, pcubase + PCU_DM_PWREN(zpd));
-
-	do {
-		udelay(1);
-		val = readl_relaxed(pcubase + PCU_DM_ACK_SYNC(zpd))
-				   & BIT(zpd->bit);
-	} while (--loop && val);
-
-	if (!loop) {
-		pr_err("Error: %s %s fail\n", __func__, domain->name);
-		return -EIO;
-	}
-
-	pr_debug("poweroff %s\n", domain->name);
-
-	return 0;
-}
-
-int zx2967_pd_probe(struct platform_device *pdev,
-		    struct generic_pm_domain **zx_pm_domains,
-		    int domain_num)
-{
-	struct genpd_onecell_data *genpd_data;
-	struct resource *res;
-	int i;
-
-	genpd_data = devm_kzalloc(&pdev->dev, sizeof(*genpd_data), GFP_KERNEL);
-	if (!genpd_data)
-		return -ENOMEM;
-
-	genpd_data->domains = zx_pm_domains;
-	genpd_data->num_domains = domain_num;
-
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	pcubase = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(pcubase))
-		return PTR_ERR(pcubase);
-
-	for (i = 0; i < domain_num; ++i) {
-		zx_pm_domains[i]->power_on = zx2967_power_on;
-		zx_pm_domains[i]->power_off = zx2967_power_off;
-
-		pm_genpd_init(zx_pm_domains[i], NULL, false);
-	}
-
-	of_genpd_add_provider_onecell(pdev->dev.of_node, genpd_data);
-	dev_info(&pdev->dev, "powerdomain init ok\n");
-	return 0;
-}