u-boot/arch/arm/include/asm/arch-tegra30/clock.h
Thierry Reding a723074550 ARM: tegra: Implement tegra_plle_enable()
This function is required by PCIe and SATA. This patch implements it on
Tegra20, Tegra30 and Tegra124. It isn't implemented for Tegra114 because
it doesn't support PCIe or SATA.

Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
2014-12-18 13:19:20 -07:00

30 lines
990 B
C

/*
* 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/>.
*/
/* Tegra30 clock control functions */
#ifndef _TEGRA30_CLOCK_H_
#define _TEGRA30_CLOCK_H_
#include <asm/arch-tegra/clock.h>
/* CLK_RST_CONTROLLER_OSC_CTRL_0 */
#define OSC_FREQ_SHIFT 28
#define OSC_FREQ_MASK (0xF << OSC_FREQ_SHIFT)
int tegra_plle_enable(void);
#endif /* _TEGRA30_CLOCK_H_ */