Add new Tegra 114 SoC support.
Signed-off-by: Hiroshi Doyu <hd...@nvidia.com>
---
arch/arm/mach-tegra/Kconfig | 10 +++++++
arch/arm/mach-tegra/Makefile | 1 +
arch/arm/mach-tegra/board-dt-tegra114.c | 48 +++++++++++++++++++++++++++++++
arch/arm/mach-tegra/common.c | 1 +
4 files changed, 60 insertions(+)
create mode 100644 arch/arm/mach-tegra/board-dt-tegra114.c
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index abc688f..eada60f 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -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
diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index 432f2a5..e1eaf30 100644
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -28,6 +28,7 @@ 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
diff --git a/arch/arm/mach-tegra/board-dt-tegra114.c
b/arch/arm/mach-tegra/board-dt-tegra114.c
new file mode 100644
index 0000000..3ed17ce
--- /dev/null
+++ b/arch/arm/mach-tegra/board-dt-tegra114.c
@@ -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
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 87dd69c..2f13513 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -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 },
{ }
};
--
1.7.9.5
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