This commit adds the device node required to probe NVIDIA Tegra 20 GART hardware from the device tree.
Signed-off-by: Thierry Reding <[email protected]> --- 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 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
