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authorStephen Warren <swarren@nvidia.com>2014-08-23 01:07:13 +0400
committerStephen Warren <swarren@nvidia.com>2014-08-26 21:35:42 +0400
commitb0da12d59d9432aed9f2ae04d6baa8a0e9bc384c (patch)
tree9eb8ec4e3d537ad000cc304ed9a73a034748f530 /arch
parent1b3ce99f930f991cb2e2b848f35321e23b6020a6 (diff)
downloadlinux-b0da12d59d9432aed9f2ae04d6baa8a0e9bc384c.tar.xz
ARM: tegra: add PCIe-related pins to the Jetson TK1 pinmux tables
This pinmux tables currently omit any configuration for PCIe clk_req, wake, and rst pins, which in turn causes intermittent failures in U-Boot's PCIe support. Import an updated version of the pinmux tables which rectifies this. (While I'm still hoping to remove the pinmux tables from DTs for Tegra124+ devices, while they're still here, they may as well be complete and correct). Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/tegra124-jetson-tk1.dts35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
index ef578a71a048..3ea41534334d 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
@@ -1231,6 +1231,41 @@
nvidia,tristate = <TEGRA_PIN_DISABLE>;
nvidia,enable-input = <TEGRA_PIN_DISABLE>;
};
+ pex_l0_rst_n_pdd1 {
+ nvidia,pins = "pex_l0_rst_n_pdd1";
+ nvidia,function = "pe0";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+ };
+ pex_l0_clkreq_n_pdd2 {
+ nvidia,pins = "pex_l0_clkreq_n_pdd2";
+ nvidia,function = "pe0";
+ nvidia,pull = <TEGRA_PIN_PULL_UP>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+ };
+ pex_wake_n_pdd3 {
+ nvidia,pins = "pex_wake_n_pdd3";
+ nvidia,function = "pe";
+ nvidia,pull = <TEGRA_PIN_PULL_UP>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+ };
+ pex_l1_rst_n_pdd5 {
+ nvidia,pins = "pex_l1_rst_n_pdd5";
+ nvidia,function = "pe1";
+ nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_DISABLE>;
+ };
+ pex_l1_clkreq_n_pdd6 {
+ nvidia,pins = "pex_l1_clkreq_n_pdd6";
+ nvidia,function = "pe1";
+ nvidia,pull = <TEGRA_PIN_PULL_UP>;
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+ };
clk3_out_pee0 {
nvidia,pins = "clk3_out_pee0";
nvidia,function = "extperiph3";