diff options
| author | Steve Lin <stlin@nvidia.com> | 2011-08-10 11:31:27 -0700 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2011-08-16 17:50:10 -0700 |
| commit | a51c7c2abed4798f3477bead7d7bead0035a2525 (patch) | |
| tree | 1b73534de5918b7d3a1efb79b7e4aa9c663da932 /arch/arm/mach-tegra/board-enterprise-baseband.c | |
| parent | 786f9429a1a207fbc34c362430ba0a976157074c (diff) | |
arm: tegra: baseband: Enable pull-up for ULPI STP
The ULPI spec mandates that there's a pullup on ULPI_STP when the link
is not driving it.
Bug 862561
Change-Id: I9bfa720f19fb776fea8d2fe19bef9755bcaf51a3
Reviewed-on: http://git-master/r/46411
Tested-by: Szming Lin <stlin@nvidia.com>
Reviewed-by: Sheshagiri Shenoy <sshenoy@nvidia.com>
Reviewed-by: Udaykumar Rameshchan Raval <uraval@nvidia.com>
Reviewed-by: Scott Williams <scwilliams@nvidia.com>
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/board-enterprise-baseband.c')
| -rw-r--r-- | arch/arm/mach-tegra/board-enterprise-baseband.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/board-enterprise-baseband.c b/arch/arm/mach-tegra/board-enterprise-baseband.c index f1f8baf77991..0e05c2f5f1bf 100644 --- a/arch/arm/mach-tegra/board-enterprise-baseband.c +++ b/arch/arm/mach-tegra/board-enterprise-baseband.c @@ -278,6 +278,10 @@ static int __init ph450_init(void) return ret; } + /* enable pull-up for ULPI STP */ + tegra_pinmux_set_pullupdown(TEGRA_PINGROUP_ULPI_STP, + TEGRA_PUPD_PULL_UP); + /* enable pull-up for MDM2AP_ACK2 and BB_RST_OUT */ tegra_pinmux_set_pullupdown(TEGRA_PINGROUP_GPIO_PV0, TEGRA_PUPD_PULL_UP); |