From ec7c17e4a6a83199e5d27fc8f3a18b607e28c8a9 Mon Sep 17 00:00:00 2001 From: Marek Szyprowski Date: Wed, 19 Nov 2014 08:54:03 +0100 Subject: [PATCH] arm: exynos: pm_domains: register power domain driver from core_initcall SYSMMU devices are registered very early in arch_initcall, so ensure that they can get access to power domains by registering power domain driver from earlier initcall. Signed-off-by: Marek Szyprowski --- arch/arm/mach-exynos/pm_domains.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/arch/arm/mach-exynos/pm_domains.c b/arch/arm/mach-exynos/pm_domains.c index 507dad0f66ed..708eb88aa677 100644 --- a/arch/arm/mach-exynos/pm_domains.c +++ b/arch/arm/mach-exynos/pm_domains.c @@ -117,16 +117,11 @@ static int exynos_pd_power_off(struct generic_pm_domain *domain) static __init int exynos4_pm_init_power_domain(void) { - struct platform_device *pdev; struct device_node *np; for_each_compatible_node(np, NULL, "samsung,exynos4210-pd") { struct exynos_pm_domain *pd; int on, i; - struct device *dev; - - pdev = of_find_device_by_node(np); - dev = &pdev->dev; pd = kzalloc(sizeof(*pd), GFP_KERNEL); if (!pd) { @@ -135,7 +130,8 @@ static __init int exynos4_pm_init_power_domain(void) return -ENOMEM; } - pd->pd.name = kstrdup(np->name, GFP_KERNEL); + pd->pd.name = kstrdup_const(strrchr(np->full_name, '/') + 1, + GFP_KERNEL); pd->name = pd->pd.name; pd->base = of_iomap(np, 0); pd->pd.power_off = exynos_pd_power_off; @@ -145,12 +141,12 @@ static __init int exynos4_pm_init_power_domain(void) char clk_name[8]; snprintf(clk_name, sizeof(clk_name), "asb%d", i); - pd->asb_clk[i] = clk_get(dev, clk_name); + pd->asb_clk[i] = of_clk_get_by_name(np, clk_name); if (IS_ERR(pd->asb_clk[i])) break; } - pd->oscclk = clk_get(dev, "oscclk"); + pd->oscclk = of_clk_get_by_name(np, "oscclk"); if (IS_ERR(pd->oscclk)) goto no_clk; @@ -158,11 +154,11 @@ static __init int exynos4_pm_init_power_domain(void) char clk_name[8]; snprintf(clk_name, sizeof(clk_name), "clk%d", i); - pd->clk[i] = clk_get(dev, clk_name); + pd->clk[i] = of_clk_get_by_name(np, clk_name); if (IS_ERR(pd->clk[i])) break; snprintf(clk_name, sizeof(clk_name), "pclk%d", i); - pd->pclk[i] = clk_get(dev, clk_name); + pd->pclk[i] = of_clk_get_by_name(np, clk_name); if (IS_ERR(pd->pclk[i])) { clk_put(pd->clk[i]); pd->clk[i] = ERR_PTR(-EINVAL); @@ -210,4 +206,4 @@ no_clk: return 0; } -arch_initcall(exynos4_pm_init_power_domain); +core_initcall(exynos4_pm_init_power_domain); -- 2.34.1