diff options
Diffstat (limited to 'drivers/pmdomain/imx/imx93-pd.c')
-rw-r--r-- | drivers/pmdomain/imx/imx93-pd.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/pmdomain/imx/imx93-pd.c b/drivers/pmdomain/imx/imx93-pd.c index 1e94b499c19b..25ab592945bd 100644 --- a/drivers/pmdomain/imx/imx93-pd.c +++ b/drivers/pmdomain/imx/imx93-pd.c @@ -20,6 +20,7 @@ #define FUNC_STAT_PSW_STAT_MASK BIT(0) #define FUNC_STAT_RST_STAT_MASK BIT(2) #define FUNC_STAT_ISO_STAT_MASK BIT(4) +#define FUNC_STAT_SSAR_STAT_MASK BIT(8) struct imx93_power_domain { struct generic_pm_domain genpd; @@ -27,7 +28,6 @@ struct imx93_power_domain { void __iomem *addr; struct clk_bulk_data *clks; int num_clks; - bool init_off; }; #define to_imx93_pd(_genpd) container_of(_genpd, struct imx93_power_domain, genpd) @@ -50,7 +50,7 @@ static int imx93_pd_on(struct generic_pm_domain *genpd) writel(val, addr + MIX_SLICE_SW_CTRL_OFF); ret = readl_poll_timeout(addr + MIX_FUNC_STAT_OFF, val, - !(val & FUNC_STAT_ISO_STAT_MASK), 1, 10000); + !(val & FUNC_STAT_SSAR_STAT_MASK), 1, 10000); if (ret) { dev_err(domain->dev, "pd_on timeout: name: %s, stat: %x\n", genpd->name, val); return ret; @@ -72,7 +72,7 @@ static int imx93_pd_off(struct generic_pm_domain *genpd) writel(val, addr + MIX_SLICE_SW_CTRL_OFF); ret = readl_poll_timeout(addr + MIX_FUNC_STAT_OFF, val, - val & FUNC_STAT_PSW_STAT_MASK, 1, 1000); + val & FUNC_STAT_PSW_STAT_MASK, 1, 10000); if (ret) { dev_err(domain->dev, "pd_off timeout: name: %s, stat: %x\n", genpd->name, val); return ret; @@ -89,9 +89,6 @@ static void imx93_pd_remove(struct platform_device *pdev) struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; - if (!domain->init_off) - clk_bulk_disable_unprepare(domain->num_clks, domain->clks); - of_genpd_del_provider(np); pm_genpd_remove(&domain->genpd); } @@ -101,6 +98,7 @@ static int imx93_pd_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; struct imx93_power_domain *domain; + bool init_off; int ret; domain = devm_kzalloc(dev, sizeof(*domain), GFP_KERNEL); @@ -120,18 +118,17 @@ static int imx93_pd_probe(struct platform_device *pdev) domain->genpd.power_on = imx93_pd_on; domain->dev = dev; - domain->init_off = readl(domain->addr + MIX_FUNC_STAT_OFF) & FUNC_STAT_ISO_STAT_MASK; + init_off = readl(domain->addr + MIX_FUNC_STAT_OFF) & FUNC_STAT_ISO_STAT_MASK; /* Just to sync the status of hardware */ - if (!domain->init_off) { + if (!init_off) { ret = clk_bulk_prepare_enable(domain->num_clks, domain->clks); - if (ret) { - dev_err(domain->dev, "failed to enable clocks for domain: %s\n", - domain->genpd.name); - return ret; - } + if (ret) + return dev_err_probe(domain->dev, ret, + "failed to enable clocks for domain: %s\n", + domain->genpd.name); } - ret = pm_genpd_init(&domain->genpd, NULL, domain->init_off); + ret = pm_genpd_init(&domain->genpd, NULL, init_off); if (ret) goto err_clk_unprepare; @@ -147,7 +144,7 @@ err_genpd_remove: pm_genpd_remove(&domain->genpd); err_clk_unprepare: - if (!domain->init_off) + if (!init_off) clk_bulk_disable_unprepare(domain->num_clks, domain->clks); return ret; |