This commit adds the device node required to probe NVIDIA Tegra 20 GART
hardware from the device tree.
Signed-off-by: Thierry Reding <thierry.reding@xxxxxxxxxxxxxxxxx>
---
arch/arm/boot/dts/tegra20.dtsi | 6 ++++++
arch/arm/mach-tegra/board-dt-tegra20.c | 1 +
2 files changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 55b28fd..cf3ff41 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -212,5 +212,11 @@
interrupts = < 0 97 0x04 >;
phy_type = "utmi";
};
+
+ gart: gart@7000f000 {
+ compatible = "nvidia,tegra20-gart";
+ reg = < 0x7000f000 0x00000100 /* controller registers */
+ 0x58000000 0x02000000 >; /* GART aperture */
+ };
};
diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c
index 57745e6..bffba1b 100644
--- a/arch/arm/mach-tegra/board-dt-tegra20.c
+++ b/arch/arm/mach-tegra/board-dt-tegra20.c
@@ -66,6 +66,7 @@ struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("nvidia,tegra20-ehci", TEGRA_USB3_BASE, "tegra-ehci.2",
&tegra_ehci3_pdata),
OF_DEV_AUXDATA("nvidia,tegra20-pwm", TEGRA_PWFM_BASE, "tegra-pwm", NULL),
+ OF_DEV_AUXDATA("nvidia,tegra20-gart", TEGRA_MC_BASE, "tegra-gart", NULL),
{}
};
--
1.7.10
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