diff options
| -rw-r--r-- | Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt | 40 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt | 13 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tegra114.dtsi | 15 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tegra124.dtsi | 15 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tegra20.dtsi | 15 | ||||
| -rw-r--r-- | arch/arm/boot/dts/tegra30.dtsi | 15 |
6 files changed, 113 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt b/Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt new file mode 100644 index 0000000..d8c98c7 --- /dev/null +++ b/Documentation/devicetree/bindings/fuse/nvidia,tegra20-fuse.txt @@ -0,0 +1,40 @@ +NVIDIA Tegra20/Tegra30/Tegr114/Tegra124 fuse block. + +Required properties: +- compatible : should be: + "nvidia,tegra20-efuse" + "nvidia,tegra30-efuse" + "nvidia,tegra114-efuse" + "nvidia,tegra124-efuse" + Details: + nvidia,tegra20-efuse: Tegra20 requires using APB DMA to read the fuse data + due to a hardware bug. Tegra20 also lacks certain information which is + available in later generations such as fab code, lot code, wafer id,.. + nvidia,tegra30-efuse, nvidia,tegra114-efuse and nvidia,tegra124-efuse: + The differences between these SoCs are the size of the efuse array, + the location of the spare (OEM programmable) bits and the location of + the speedo data. +- reg: Should contain 1 entry: the entry gives the physical address and length + of the fuse registers. +- clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. +- clock-names: Must include the following entries: + - fuse +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: Must include the following entries: + - fuse + +Example: + + fuse@7000f800 { + compatible = "nvidia,tegra20-efuse"; + reg = <0x7000F800 0x400>, + <0x70000000 0x400>; + clocks = <&tegra_car TEGRA20_CLK_FUSE>; + clock-names = "fuse"; + resets = <&tegra_car 39>; + reset-names = "fuse"; + }; + + diff --git a/Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt b/Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt new file mode 100644 index 0000000..b97b8be --- /dev/null +++ b/Documentation/devicetree/bindings/misc/nvidia,tegra20-apbmisc.txt @@ -0,0 +1,13 @@ +NVIDIA Tegra20/Tegra30/Tegr114/Tegra124 apbmisc block + +Required properties: +- compatible : should be: + "nvidia,tegra20-apbmisc" + "nvidia,tegra30-apbmisc" + "nvidia,tegra114-apbmisc" + "nvidia,tegra124-apbmisc" +- reg: Should contain 2 entries: the first entry gives the physical address + and length of the registers which contain revision and debug features. + The second entry gives the physical address and length of the + registers indicating the strapping options. + diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi index fdc559a..335a1d8 100644 --- a/arch/arm/boot/dts/tegra114.dtsi +++ b/arch/arm/boot/dts/tegra114.dtsi @@ -220,6 +220,12 @@ interrupt-controller; }; + apbmisc@70000800 { + compatible = "nvidia,tegra114-apbmisc", "nvidia,tegra20-apbmisc"; + reg = <0x70000800 0x64 /* Chip revision */ + 0x70000008 0x04>; /* Strapping options */ + }; + pinmux: pinmux@70000868 { compatible = "nvidia,tegra114-pinmux"; reg = <0x70000868 0x148 /* Pad control registers */ @@ -485,6 +491,15 @@ clock-names = "pclk", "clk32k_in"; }; + fuse@7000f800 { + compatible = "nvidia,tegra114-efuse"; + reg = <0x7000f800 0x400>; + clocks = <&tegra_car TEGRA114_CLK_FUSE>; + clock-names = "fuse"; + resets = <&tegra_car 39>; + reset-names = "fuse"; + }; + iommu@70019010 { compatible = "nvidia,tegra114-smmu", "nvidia,tegra30-smmu"; reg = <0x70019010 0x02c diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 6e6bc4e..226941c 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -179,6 +179,12 @@ #dma-cells = <1>; }; + apbmisc@0,70000800 { + compatible = "nvidia,tegra124-apbmisc", "nvidia,tegra20-apbmisc"; + reg = <0x0 0x70000800 0x0 0x64>, /* Chip revision */ + <0x0 0x7000E864 0x0 0x04>; /* Strapping options */ + }; + pinmux: pinmux@0,70000868 { compatible = "nvidia,tegra124-pinmux"; reg = <0x0 0x70000868 0x0 0x164>, /* Pad control registers */ @@ -449,6 +455,15 @@ clock-names = "pclk", "clk32k_in"; }; + fuse@0,7000f800 { + compatible = "nvidia,tegra124-efuse"; + reg = <0x0 0x7000f800 0x0 0x400>; + clocks = <&tegra_car TEGRA124_CLK_FUSE>; + clock-names = "fuse"; + resets = <&tegra_car 39>; + reset-names = "fuse"; + }; + sdhci@0,700b0000 { compatible = "nvidia,tegra124-sdhci"; reg = <0x0 0x700b0000 0x0 0x200>; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index a7ddf70..243d84c 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -236,6 +236,12 @@ interrupt-controller; }; + apbmisc@70000800 { + compatible = "nvidia,tegra20-apbmisc"; + reg = <0x70000800 0x64 /* Chip revision */ + 0x70000008 0x04>; /* Strapping options */ + }; + pinmux: pinmux@70000014 { compatible = "nvidia,tegra20-pinmux"; reg = <0x70000014 0x10 /* Tri-state registers */ @@ -545,6 +551,15 @@ #size-cells = <0>; }; + fuse@7000f800 { + compatible = "nvidia,tegra20-efuse"; + reg = <0x7000F800 0x400>; + clocks = <&tegra_car TEGRA20_CLK_FUSE>; + clock-names = "fuse"; + resets = <&tegra_car 39>; + reset-names = "fuse"; + }; + pcie-controller@80003000 { compatible = "nvidia,tegra20-pcie"; device_type = "pci"; diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index dec4fc8..0b1ede9 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -335,6 +335,12 @@ interrupt-controller; }; + apbmisc@70000800 { + compatible = "nvidia,tegra30-apbmisc", "nvidia,tegra20-apbmisc"; + reg = <0x70000800 0x64 /* Chip revision */ + 0x70000008 0x04>; /* Strapping options */ + }; + pinmux: pinmux@70000868 { compatible = "nvidia,tegra30-pinmux"; reg = <0x70000868 0xd4 /* Pad control registers */ @@ -631,6 +637,15 @@ nvidia,ahb = <&ahb>; }; + fuse@7000f800 { + compatible = "nvidia,tegra30-efuse"; + reg = <0x7000f800 0x400>; + clocks = <&tegra_car TEGRA30_CLK_FUSE>; + clock-names = "fuse"; + resets = <&tegra_car 39>; + reset-names = "fuse"; + }; + ahub@70080000 { compatible = "nvidia,tegra30-ahub"; reg = <0x70080000 0x200 |
