diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-25 18:42:06 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-25 18:42:06 -0700 |
commit | b18cae4224bde7e5a332c19bc99247b2098ea232 (patch) | |
tree | 2ffa750e6a043a1dcfccd71588b7d6cfdcad440a /arch/arm/mach-tegra/board-harmony-pcie.c | |
parent | 4833c16dea61cb30d6f77dfec3067a08ba79b361 (diff) | |
parent | f41649e040b1f63e809fb2adb78ed2f3c3ebbcd0 (diff) |
Merge branch 'for-next' of git://android.git.kernel.org/kernel/tegra
* 'for-next' of git://android.git.kernel.org/kernel/tegra:
spi: tegra: fix error setting on timeout
spi: add spi_tegra driver
tegra: harmony: enable PCI Express
tegra: add PCI Express support
tegra: add PCI Express clocks
[ARM] tegra: Add APB DMA support
[ARM] tegra: Add cpufreq support
[ARM] tegra: common: Update common clock init table
[ARM] tegra: clock: Add dvfs support, bug fixes, and cleanups
[ARM] tegra: Add support for reading fuses
[ARM] tegra: gpio: Add suspend and wake support
[ARM] tegra: pinmux: add safe values, move tegra2, add suspend
[ARM] tegra: add suspend and mirror irqs to legacy controller
[ARM] tegra: Add legacy irq support
[ARM] tegra: update iomap
Diffstat (limited to 'arch/arm/mach-tegra/board-harmony-pcie.c')
-rw-r--r-- | arch/arm/mach-tegra/board-harmony-pcie.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-harmony-pcie.c b/arch/arm/mach-tegra/board-harmony-pcie.c new file mode 100644 index 000000000000..f7e7d4514b6a --- /dev/null +++ b/arch/arm/mach-tegra/board-harmony-pcie.c @@ -0,0 +1,57 @@ +/* + * arch/arm/mach-tegra/board-harmony-pcie.c + * + * Copyright (C) 2010 CompuLab, Ltd. + * Mike Rapoport <mike@compulab.co.il> + * + * 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/gpio.h> +#include <linux/err.h> +#include <linux/regulator/consumer.h> + +#include <asm/mach-types.h> + +#include <mach/pinmux.h> +#include "board.h" + +#ifdef CONFIG_TEGRA_PCI + +static int __init harmony_pcie_init(void) +{ + int err; + + if (!machine_is_harmony()) + return 0; + + tegra_pinmux_set_tristate(TEGRA_PINGROUP_GPV, TEGRA_TRI_NORMAL); + tegra_pinmux_set_tristate(TEGRA_PINGROUP_SLXA, TEGRA_TRI_NORMAL); + tegra_pinmux_set_tristate(TEGRA_PINGROUP_SLXK, TEGRA_TRI_NORMAL); + + err = tegra_pcie_init(true, true); + if (err) + goto err_pcie; + + return 0; + +err_pcie: + tegra_pinmux_set_tristate(TEGRA_PINGROUP_GPV, TEGRA_TRI_TRISTATE); + tegra_pinmux_set_tristate(TEGRA_PINGROUP_SLXA, TEGRA_TRI_TRISTATE); + tegra_pinmux_set_tristate(TEGRA_PINGROUP_SLXK, TEGRA_TRI_TRISTATE); + + return err; +} + +subsys_initcall(harmony_pcie_init); + +#endif |