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ARM: tegra: Add initial support for Tegra114 SoC. 

Add new Tegra 114 SoC support.

Signed-off-by: Hiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Hiroshi Doyu 2013-01-24 01:10:26 +00:00 committed by Stephen Warren
parent 9f19cbef99
commit 5c541b884c
4 changed files with 60 additions and 0 deletions
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10
arch/arm/mach-tegra/Kconfig
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@ -45,6 +45,16 @@ config ARCH_TEGRA_3x_SOC
Support for NVIDIA Tegra T30 processor family, based on the
ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
config ARCH_TEGRA_114_SOC
bool "Enable support for Tegra114 family"
select ARM_GIC
select CPU_V7
select ARM_L1_CACHE_SHIFT_6
select ARM_ARCH_TIMER
help
Support for NVIDIA Tegra T114 processor family, based on the
ARM CortexA15MP CPU
config TEGRA_PCI
bool "PCI Express support"
depends on ARCH_TEGRA_2x_SOC

1
arch/arm/mach-tegra/Makefile
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@ -29,6 +29,7 @@ obj-$(CONFIG_TEGRA_PCI) += pcie.o
obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += board-dt-tegra20.o
obj-$(CONFIG_ARCH_TEGRA_3x_SOC) += board-dt-tegra30.o
obj-$(CONFIG_ARCH_TEGRA_114_SOC) += board-dt-tegra114.o
obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += board-harmony-pcie.o

48
arch/arm/mach-tegra/board-dt-tegra114.c Normal file
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@ -0,0 +1,48 @@
/*
* NVIDIA Tegra114 device tree board support
*
* Copyright (C) 2013 NVIDIA Corporation
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that 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.
*
*/
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/clocksource.h>
#include <asm/mach/arch.h>
#include <asm/hardware/gic.h>
#include "board.h"
#include "common.h"
static void __init tegra114_dt_init(void)
{
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
static const char * const tegra114_dt_board_compat[] = {
"nvidia,tegra114",
NULL,
};
DT_MACHINE_START(TEGRA114_DT, "NVIDIA Tegra114 (Flattened Device Tree)")
.smp = smp_ops(tegra_smp_ops),
.map_io = tegra_map_common_io,
.init_early = tegra30_init_early,
.init_irq = tegra_dt_init_irq,
.handle_irq = gic_handle_irq,
.init_time = clocksource_of_init,
.init_machine = tegra114_dt_init,
.init_late = tegra_init_late,
.restart = tegra_assert_system_reset,
.dt_compat = tegra114_dt_board_compat,
MACHINE_END

1
arch/arm/mach-tegra/common.c
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@ -59,6 +59,7 @@ u32 tegra_uart_config[4] = {
#ifdef CONFIG_OF
static const struct of_device_id tegra_dt_irq_match[] __initconst = {
{ .compatible = "arm,cortex-a15-gic", .data = gic_of_init },
{ .compatible = "arm,cortex-a9-gic", .data = gic_of_init },
{ }
};