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Commit 5c541b88 authored by Hiroshi Doyu's avatar Hiroshi Doyu Committed by Stephen Warren
Browse files

ARM: tegra: Add initial support for Tegra114 SoC. 



Add new Tegra 114 SoC support.

Signed-off-by: default avatarHiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: default avatarStephen Warren <swarren@nvidia.com>
parent 9f19cbef

arch/arm/mach-tegra/Kconfig

+10 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-tegra/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -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

arch/arm/mach-tegra/board-dt-tegra114.c

0 → 100644
+48 −0
Original line number Diff line number Diff line 
/*

 * 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

arch/arm/mach-tegra/common.c

+1 −0
Original line number Diff line number Diff line
@@ -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 },

	{ }

};