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authorMike Rapoport <mike@compulab.co.il>2011-02-07 09:10:53 +0100
committerColin Cross <ccross@android.com>2011-02-11 03:36:51 +0100
commitcca414b263d5544f6bb4bff3cd3d3130def2b530 (patch)
tree8172dcfbfd0b8ae83bd1bd50c0efc11df57815f0 /arch/arm/mach-tegra/board-trimslice.c
parentARM: tegra: Use writel_relaxed in tegra_init_cache (diff)
downloadlinux-cca414b263d5544f6bb4bff3cd3d3130def2b530.tar.xz
linux-cca414b263d5544f6bb4bff3cd3d3130def2b530.zip
ARM: tegra: add TrimSlice board
Add basic support for CompuLab TrimSlice platform Signed-off-by: Mike Rapoport <mike@compulab.co.il> Signed-off-by: Colin Cross <ccross@android.com>
Diffstat (limited to 'arch/arm/mach-tegra/board-trimslice.c')
-rw-r--r--arch/arm/mach-tegra/board-trimslice.c104
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c
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+/*
+ * arch/arm/mach-tegra/board-trimslice.c
+ *
+ * Copyright (C) 2011 CompuLab, Ltd.
+ * Author: Mike Rapoport <mike@compulab.co.il>
+ *
+ * Based on board-harmony.c
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * 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/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+#include <linux/io.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/setup.h>
+
+#include <mach/iomap.h>
+
+#include "board.h"
+#include "clock.h"
+
+#include "board-trimslice.h"
+
+static struct plat_serial8250_port debug_uart_platform_data[] = {
+ {
+ .membase = IO_ADDRESS(TEGRA_UARTA_BASE),
+ .mapbase = TEGRA_UARTA_BASE,
+ .irq = INT_UARTA,
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 2,
+ .uartclk = 216000000,
+ }, {
+ .flags = 0
+ }
+};
+
+static struct platform_device debug_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = debug_uart_platform_data,
+ },
+};
+
+static struct platform_device *trimslice_devices[] __initdata = {
+ &debug_uart,
+};
+
+static void __init tegra_trimslice_fixup(struct machine_desc *desc,
+ struct tag *tags, char **cmdline, struct meminfo *mi)
+{
+ mi->nr_banks = 2;
+ mi->bank[0].start = PHYS_OFFSET;
+ mi->bank[0].size = 448 * SZ_1M;
+ mi->bank[1].start = SZ_512M;
+ mi->bank[1].size = SZ_512M;
+}
+
+static __initdata struct tegra_clk_init_table trimslice_clk_init_table[] = {
+ /* name parent rate enabled */
+ { "uarta", "pll_p", 216000000, true },
+ { NULL, NULL, 0, 0},
+};
+
+static int __init tegra_trimslice_pci_init(void)
+{
+ return tegra_pcie_init(true, true);
+}
+subsys_initcall(tegra_trimslice_pci_init);
+
+static void __init tegra_trimslice_init(void)
+{
+ tegra_common_init();
+
+ tegra_clk_init_from_table(trimslice_clk_init_table);
+
+ trimslice_pinmux_init();
+
+ platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices));
+}
+
+MACHINE_START(TRIMSLICE, "trimslice")
+ .boot_params = 0x00000100,
+ .fixup = tegra_trimslice_fixup,
+ .init_irq = tegra_init_irq,
+ .init_machine = tegra_trimslice_init,
+ .map_io = tegra_map_common_io,
+ .timer = &tegra_timer,
+MACHINE_END