From: Thierry Reding Date: Fri, 13 Dec 2019 13:07:33 +0000 (+0100) Subject: arm64: tegra: Describe interconnect paths on Tegra186 X-Git-Tag: v5.10.7~1993^2~45^2~49 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=954490b30cb4dd994b556d355d500ab5c6300946;p=platform%2Fkernel%2Flinux-rpi.git arm64: tegra: Describe interconnect paths on Tegra186 The interface used by clients of the memory controller can be configured in a number of different ways. Describe this path using the interconnect bindings to enable the configuration of these parameters. Signed-off-by: Thierry Reding --- diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi index 50b5616..1203900 100644 --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -60,6 +60,9 @@ clock-names = "master_bus", "slave_bus", "rx", "tx", "ptp_ref"; resets = <&bpmp TEGRA186_RESET_EQOS>; reset-names = "eqos"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_EQOSR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_EQOSW &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_EQOS>; status = "disabled"; @@ -139,12 +142,13 @@ }; }; - memory-controller@2c00000 { + mc: memory-controller@2c00000 { compatible = "nvidia,tegra186-mc"; reg = <0x0 0x02c00000 0x0 0xb0000>; interrupts = ; status = "disabled"; + #interconnect-cells = <1>; #address-cells = <2>; #size-cells = <2>; @@ -163,6 +167,8 @@ clocks = <&bpmp TEGRA186_CLK_EMC>; clock-names = "emc"; + #interconnect-cells = <0>; + nvidia,bpmp = <&bpmp>; }; }; @@ -335,6 +341,9 @@ clock-names = "sdhci"; resets = <&bpmp TEGRA186_RESET_SDMMC1>; reset-names = "sdhci"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_SDMMCRA &emc>, + <&mc TEGRA186_MEMORY_CLIENT_SDMMCWA &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_SDMMC1>; pinctrl-names = "sdmmc-3v3", "sdmmc-1v8"; pinctrl-0 = <&sdmmc1_3v3>; @@ -361,6 +370,9 @@ clock-names = "sdhci"; resets = <&bpmp TEGRA186_RESET_SDMMC2>; reset-names = "sdhci"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_SDMMCRAA &emc>, + <&mc TEGRA186_MEMORY_CLIENT_SDMMCWAA &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_SDMMC2>; pinctrl-names = "sdmmc-3v3", "sdmmc-1v8"; pinctrl-0 = <&sdmmc2_3v3>; @@ -382,6 +394,9 @@ clock-names = "sdhci"; resets = <&bpmp TEGRA186_RESET_SDMMC3>; reset-names = "sdhci"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_SDMMCR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_SDMMCW &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_SDMMC3>; pinctrl-names = "sdmmc-3v3", "sdmmc-1v8"; pinctrl-0 = <&sdmmc3_3v3>; @@ -408,6 +423,9 @@ assigned-clock-parents = <&bpmp TEGRA186_CLK_PLLC4_VCO>; resets = <&bpmp TEGRA186_RESET_SDMMC4>; reset-names = "sdhci"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_SDMMCRAB &emc>, + <&mc TEGRA186_MEMORY_CLIENT_SDMMCWAB &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_SDMMC4>; nvidia,pad-autocal-pull-up-offset-hs400 = <0x05>; nvidia,pad-autocal-pull-down-offset-hs400 = <0x05>; @@ -436,6 +454,9 @@ <&bpmp TEGRA186_RESET_HDA2CODEC_2X>; reset-names = "hda", "hda2hdmi", "hda2codec_2x"; power-domains = <&bpmp TEGRA186_POWER_DOMAIN_DISP>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_HDAR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_HDAW &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_HDA>; status = "disabled"; }; @@ -564,6 +585,9 @@ power-domains = <&bpmp TEGRA186_POWER_DOMAIN_XUSBC>, <&bpmp TEGRA186_POWER_DOMAIN_XUSBA>; power-domain-names = "xusb_host", "xusb_ss"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_XUSB_HOSTR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_XUSB_HOSTW &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_XUSB_HOST>; #address-cells = <1>; #size-cells = <0>; @@ -786,6 +810,10 @@ <&bpmp TEGRA186_RESET_PCIEXCLK>; reset-names = "afi", "pex", "pcie_x"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_AFIR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_AFIW &emc>; + interconnect-names = "dma-mem", "write"; + iommus = <&smmu TEGRA186_SID_AFI>; iommu-map = <0x0 &smmu TEGRA186_SID_AFI 0x1000>; iommu-map-mask = <0x0>; @@ -921,6 +949,10 @@ #size-cells = <1>; ranges = <0x15000000 0x0 0x15000000 0x01000000>; + + interconnects = <&mc TEGRA186_MEMORY_CLIENT_HOST1XDMAR &emc>; + interconnect-names = "dma-mem"; + iommus = <&smmu TEGRA186_SID_HOST1X>; dpaux1: dpaux@15040000 { @@ -992,6 +1024,9 @@ reset-names = "dc"; power-domains = <&bpmp TEGRA186_POWER_DOMAIN_DISP>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_NVDISPLAYR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_NVDISPLAYR1 &emc>; + interconnect-names = "dma-mem", "read-1"; iommus = <&smmu TEGRA186_SID_NVDISPLAY>; nvidia,outputs = <&dsia &dsib &sor0 &sor1>; @@ -1008,6 +1043,9 @@ reset-names = "dc"; power-domains = <&bpmp TEGRA186_POWER_DOMAIN_DISPB>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_NVDISPLAYR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_NVDISPLAYR1 &emc>; + interconnect-names = "dma-mem", "read-1"; iommus = <&smmu TEGRA186_SID_NVDISPLAY>; nvidia,outputs = <&dsia &dsib &sor0 &sor1>; @@ -1024,6 +1062,9 @@ reset-names = "dc"; power-domains = <&bpmp TEGRA186_POWER_DOMAIN_DISPC>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_NVDISPLAYR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_NVDISPLAYR1 &emc>; + interconnect-names = "dma-mem", "read-1"; iommus = <&smmu TEGRA186_SID_NVDISPLAY>; nvidia,outputs = <&sor0 &sor1>; @@ -1056,6 +1097,9 @@ reset-names = "vic"; power-domains = <&bpmp TEGRA186_POWER_DOMAIN_VIC>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_VICSRD &emc>, + <&mc TEGRA186_MEMORY_CLIENT_VICSWR &emc>; + interconnect-names = "dma-mem", "write"; iommus = <&smmu TEGRA186_SID_VIC>; }; @@ -1211,6 +1255,11 @@ status = "disabled"; power-domains = <&bpmp TEGRA186_POWER_DOMAIN_GPU>; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_GPUSRD &emc>, + <&mc TEGRA186_MEMORY_CLIENT_GPUSWR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_GPUSRD2 &emc>, + <&mc TEGRA186_MEMORY_CLIENT_GPUSWR2 &emc>; + interconnect-names = "dma-mem", "write-0", "read-1", "write-1"; }; sysram@30000000 { @@ -1237,6 +1286,11 @@ bpmp: bpmp { compatible = "nvidia,tegra186-bpmp"; + interconnects = <&mc TEGRA186_MEMORY_CLIENT_BPMPR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_BPMPW &emc>, + <&mc TEGRA186_MEMORY_CLIENT_BPMPDMAR &emc>, + <&mc TEGRA186_MEMORY_CLIENT_BPMPDMAW &emc>; + interconnect-names = "read", "write", "dma-mem", "dma-write"; iommus = <&smmu TEGRA186_SID_BPMP>; mboxes = <&hsp_top0 TEGRA_HSP_MBOX_TYPE_DB TEGRA_HSP_DB_MASTER_BPMP>;