Linux/Documentation/devicetree/bindings/mips/brcm/soc.txt

Version: ~ [ linux-6.12-rc7 ] ~ [ linux-6.11.7 ] ~ [ linux-6.10.14 ] ~ [ linux-6.9.12 ] ~ [ linux-6.8.12 ] ~ [ linux-6.7.12 ] ~ [ linux-6.6.60 ] ~ [ linux-6.5.13 ] ~ [ linux-6.4.16 ] ~ [ linux-6.3.13 ] ~ [ linux-6.2.16 ] ~ [ linux-6.1.116 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.171 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.229 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.285 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.323 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.336 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.4.302 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.12 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

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1 * Broadcom cable/DSL/settop platforms 1 * Broadcom cable/DSL/settop platforms 2 2 3 Required properties: 3 Required properties: 4 4 5 - compatible: "brcm,bcm3368", "brcm,bcm3384", !! 5 - compatible: "brcm,bcm3384", "brcm,bcm33843" 6 "brcm,bcm3384-viper", "brcm,bcm3 6 "brcm,bcm3384-viper", "brcm,bcm33843-viper" 7 "brcm,bcm6328", "brcm,bcm6358", !! 7 "brcm,bcm6328", "brcm,bcm6368", 8 "brcm,bcm63168", "brcm,bcm63268" << 9 "brcm,bcm7125", "brcm,bcm7346", 8 "brcm,bcm7125", "brcm,bcm7346", "brcm,bcm7358", "brcm,bcm7360", 10 "brcm,bcm7362", "brcm,bcm7420", 9 "brcm,bcm7362", "brcm,bcm7420", "brcm,bcm7425" 11 10 12 The experimental -viper variants are for runni 11 The experimental -viper variants are for running Linux on the 3384's 13 BMIPS4355 cable modem CPU instead of the BMIPS 12 BMIPS4355 cable modem CPU instead of the BMIPS5000 application processor. 14 << 15 Power management << 16 ---------------- << 17 << 18 For power management (particularly, S2/S3/S5 s << 19 components are needed: << 20 << 21 = Always-On control block (AON CTRL) << 22 << 23 This hardware provides control registers for t << 24 modes) hardware, such as the Power Management << 25 << 26 Required properties: << 27 - compatible : should be one of << 28 "brcm,bcm7425-aon-ctrl" << 29 "brcm,bcm7429-aon-ctrl" << 30 "brcm,bcm7435-aon-ctrl" and << 31 "brcm,brcmstb-aon-ctrl" << 32 - reg : the register start and leng << 33 << 34 Example: << 35 << 36 syscon@410000 { << 37 compatible = "brcm,bcm7425-aon-ctrl", << 38 reg = <0x410000 0x400>; << 39 }; << 40 << 41 = Memory controllers << 42 << 43 A Broadcom STB SoC typically has a number of i << 44 each of which may have several associated hard << 45 independently (control registers, DDR PHYs, et << 46 describing these controllers as a parent "memo << 47 contains N sub-nodes (one for each controller << 48 associated with a number of hardware register << 49 << 50 == MEMC (MEMory Controller) << 51 << 52 Represents a single memory controller instance << 53 << 54 Required properties: << 55 - compatible : should contain "brcm,brcmst << 56 - ranges : should contain the child ad << 57 space, must be 0 here, and << 58 the entire memory controlle << 59 arbiter, etc.) << 60 - #address-cells : must be 1 << 61 - #size-cells : must be 1 << 62 << 63 Example: << 64 << 65 memory-controller@0 { << 66 compatible = "brcm,brcmstb-mem << 67 ranges = <0x0 0x0 0xa000>; << 68 #address-cells = <1>; << 69 #size-cells = <1>; << 70 << 71 memc-arb@1000 { << 72 ... << 73 }; << 74 << 75 memc-ddr@2000 { << 76 ... << 77 }; << 78 << 79 ddr-phy@6000 { << 80 ... << 81 }; << 82 }; << 83 << 84 Should contain subnodes for any of the followi << 85 << 86 == DDR PHY control << 87 << 88 Control registers for this memory controller's << 89 << 90 Required properties: << 91 - compatible : should contain one of these << 92 "brcm,brcmstb-ddr-phy-v64.5 << 93 "brcm,brcmstb-ddr-phy" << 94 << 95 - reg : the DDR PHY register range << 96 << 97 Example: << 98 << 99 ddr-phy@6000 { << 100 compatible = "brcm,brcmstb-ddr << 101 reg = <0x6000 0xc8>; << 102 }; << 103 << 104 == DDR memory controller sequencer << 105 << 106 Control registers for this memory controller's << 107 << 108 Required properties: << 109 - compatible : should contain one of these << 110 "brcm,bcm7425-memc-ddr" << 111 "brcm,bcm7429-memc-ddr" << 112 "brcm,bcm7435-memc-ddr" and << 113 "brcm,brcmstb-memc-ddr" << 114 << 115 - reg : the DDR sequencer register << 116 << 117 Example: << 118 << 119 memc-ddr@2000 { << 120 compatible = "brcm,bcm7425-mem << 121 reg = <0x2000 0x300>; << 122 }; << 123 << 124 == MEMC Arbiter << 125 << 126 The memory controller arbiter is responsible f << 127 (bandwidth, priorities etc.) and needs to have << 128 deep sleep states (S3). << 129 << 130 Required properties: << 131 << 132 - compatible : should contain one of these << 133 "brcm,brcmstb-memc-arb-v10.0 << 134 "brcm,brcmstb-memc-arb" << 135 << 136 - reg : the DDR Arbiter register ran << 137 << 138 Example: << 139 << 140 memc-arb@1000 { << 141 compatible = "brcm,brcmstb-mem << 142 reg = <0x1000 0x248>; << 143 }; << 144 << 145 == Timers << 146 << 147 The Broadcom STB chips contain a timer block w << 148 timers that can be used. << 149 << 150 Required properties: << 151 << 152 - compatible : should contain one of: << 153 "brcm,bcm7425-timers" << 154 "brcm,bcm7429-timers" << 155 "brcm,bcm7435-timers" and << 156 "brcm,brcmstb-timers" << 157 - reg : the timers register range << 158 - interrupts : the interrupt line for this << 159 << 160 Example: << 161 << 162 timers: timer@4067c0 { << 163 compatible = "brcm,bcm7425-tim << 164 reg = <0x4067c0 0x40>; << 165 interrupts = <&periph_intc 19> << 166 }; <<

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TOMOYO Linux Cross Reference
Linux/Documentation/devicetree/bindings/mips/brcm/soc.txt