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| author | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2013-02-19 15:57:45 +0100 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2013-02-19 15:57:45 +0100 |
| commit | dc468ff26ce8d3ee0c7fed13d2f4937a58bbb373 (patch) | |
| tree | 820fa68cd9e1fde2f0ae9e13e1e0500f1828d9bb | |
| parent | 27e65ca2f727eefa1cbc7ca1cd1ed265b1585fdc (diff) | |
apalis_t30: reset PLX PEX 8605 PCIe switch
Reset PLX PEX 8605 PCIe Switch on Apalis Evaluation Board to enable
X43, X44 and X45.
| -rw-r--r-- | arch/arm/mach-tegra/board-apalis_t30.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-apalis_t30.c b/arch/arm/mach-tegra/board-apalis_t30.c index 809fbfe8165f..5bf141d0cdf9 100644 --- a/arch/arm/mach-tegra/board-apalis_t30.c +++ b/arch/arm/mach-tegra/board-apalis_t30.c @@ -400,6 +400,12 @@ static struct tegra_pci_platform_data apalis_t30_pci_platform_data = { static void apalis_t30_pci_init(void) { + /* Reset PLX PEX 8605 PCIe Switch on Apalis Evaluation Board */ + gpio_request(PEX_PERST_N, "PEX_PERST_N"); + gpio_direction_output(PEX_PERST_N, 0); + msleep(100); + gpio_set_value(PEX_PERST_N, 1); + tegra_pci_device.dev.platform_data = &apalis_t30_pci_platform_data; platform_device_register(&tegra_pci_device); } |