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Diffstat (limited to 'arch/arm/cpu/arm720t/tegra20/cpu.c')
-rw-r--r--arch/arm/cpu/arm720t/tegra20/cpu.c70
1 files changed, 0 insertions, 70 deletions
diff --git a/arch/arm/cpu/arm720t/tegra20/cpu.c b/arch/arm/cpu/arm720t/tegra20/cpu.c
deleted file mode 100644
index 2533899..0000000
--- a/arch/arm/cpu/arm720t/tegra20/cpu.c
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * Copyright (c) 2010-2012, NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/tegra.h>
-#include <asm/arch-tegra/pmc.h>
-#include "../tegra-common/cpu.h"
-
-static void enable_cpu_power_rail(void)
-{
- struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
- u32 reg;
-
- reg = readl(&pmc->pmc_cntrl);
- reg |= CPUPWRREQ_OE;
- writel(reg, &pmc->pmc_cntrl);
-
- /*
- * The TI PMU65861C needs a 3.75ms delay between enabling
- * the power rail and enabling the CPU clock. This delay
- * between SM1EN and SM1 is for switching time + the ramp
- * up of the voltage to the CPU (VDD_CPU from PMU).
- */
- udelay(3750);
-}
-
-void start_cpu(u32 reset_vector)
-{
- /* Enable VDD_CPU */
- enable_cpu_power_rail();
-
- /* Hold the CPUs in reset */
- reset_A9_cpu(1);
-
- /* Disable the CPU clock */
- enable_cpu_clock(0);
-
- /* Enable CoreSight */
- clock_enable_coresight(1);
-
- /*
- * Set the entry point for CPU execution from reset,
- * if it's a non-zero value.
- */
- if (reset_vector)
- writel(reset_vector, EXCEP_VECTOR_CPU_RESET_VECTOR);
-
- /* Enable the CPU clock */
- enable_cpu_clock(1);
-
- /* If the CPU doesn't already have power, power it up */
- powerup_cpu();
-
- /* Take the CPU out of reset */
- reset_A9_cpu(0);
-}