X-Git-Url: https://git.librecmc.org/?p=oweals%2Fu-boot.git;a=blobdiff_plain;f=arch%2Farm%2Fmach-tegra%2Fpowergate.c;h=631bc04e95061d20b5075df7ab657092dfabaf43;hp=439cff36b9515764e09d2b85e49cebd9e766d04a;hb=c27178ba3649f539c9f1890ea147f4c5415f63b5;hpb=e1cc4d31f889428a4ca73120951389c756404184

diff --git a/arch/arm/mach-tegra/powergate.c b/arch/arm/mach-tegra/powergate.c
index 439cff36b9..631bc04e95 100644
--- a/arch/arm/mach-tegra/powergate.c
+++ b/arch/arm/mach-tegra/powergate.c
@@ -1,17 +1,18 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
- * Copyright (c) 2014, NVIDIA CORPORATION.  All rights reserved.
- *
- * SPDX-License-Identifier: GPL-2.0
+ * Copyright (c) 2014-2019, NVIDIA CORPORATION.  All rights reserved.
  */
 
 #include <common.h>
 #include <errno.h>
+#include <linux/delay.h>
 
 #include <asm/io.h>
 #include <asm/types.h>
 
 #include <asm/arch/powergate.h>
 #include <asm/arch/tegra.h>
+#include <asm/arch-tegra/pmc.h>
 
 #define PWRGATE_TOGGLE 0x30
 #define  PWRGATE_TOGGLE_START (1 << 8)
@@ -25,18 +26,18 @@ static int tegra_powergate_set(enum tegra_powergate id, bool state)
 	u32 value, mask = state ? (1 << id) : 0, old_mask;
 	unsigned long start, timeout = 25;
 
-	value = readl(NV_PA_PMC_BASE + PWRGATE_STATUS);
+	value = tegra_pmc_readl(PWRGATE_STATUS);
 	old_mask = value & (1 << id);
 
 	if (mask == old_mask)
 		return 0;
 
-	writel(PWRGATE_TOGGLE_START | id, NV_PA_PMC_BASE + PWRGATE_TOGGLE);
+	tegra_pmc_writel(PWRGATE_TOGGLE_START | id, PWRGATE_TOGGLE);
 
 	start = get_timer(0);
 
 	while (get_timer(start) < timeout) {
-		value = readl(NV_PA_PMC_BASE + PWRGATE_STATUS);
+		value = tegra_pmc_readl(PWRGATE_STATUS);
 		if ((value & (1 << id)) == mask)
 			return 0;
 	}
@@ -44,7 +45,7 @@ static int tegra_powergate_set(enum tegra_powergate id, bool state)
 	return -ETIMEDOUT;
 }
 
-static int tegra_powergate_power_on(enum tegra_powergate id)
+int tegra_powergate_power_on(enum tegra_powergate id)
 {
 	return tegra_powergate_set(id, true);
 }
@@ -70,7 +71,7 @@ static int tegra_powergate_remove_clamping(enum tegra_powergate id)
 	else
 		value = 1 << id;
 
-	writel(value, NV_PA_PMC_BASE + REMOVE_CLAMPING);
+	tegra_pmc_writel(value, REMOVE_CLAMPING);
 
 	return 0;
 }