diff options
Diffstat (limited to 'Documentation/devicetree/bindings/edac')
| -rw-r--r-- | Documentation/devicetree/bindings/edac/apm-xgene-edac.txt | 112 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/edac/socfpga-eccmgr.txt | 268 |
2 files changed, 380 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/edac/apm-xgene-edac.txt b/Documentation/devicetree/bindings/edac/apm-xgene-edac.txt new file mode 100644 index 000000000..1006b0489 --- /dev/null +++ b/Documentation/devicetree/bindings/edac/apm-xgene-edac.txt @@ -0,0 +1,112 @@ +* APM X-Gene SoC EDAC node + +EDAC node is defined to describe on-chip error detection and correction. +The follow error types are supported: + + memory controller - Memory controller + PMD (L1/L2) - Processor module unit (PMD) L1/L2 cache + L3 - L3 cache controller + SoC - SoC IP's such as Ethernet, SATA, and etc + +The following section describes the EDAC DT node binding. + +Required properties: +- compatible : Shall be "apm,xgene-edac". +- regmap-csw : Regmap of the CPU switch fabric (CSW) resource. +- regmap-mcba : Regmap of the MCB-A (memory bridge) resource. +- regmap-mcbb : Regmap of the MCB-B (memory bridge) resource. +- regmap-efuse : Regmap of the PMD efuse resource. +- regmap-rb : Regmap of the register bus resource. This property + is optional only for compatibility. If the RB + error conditions are not cleared, it will + continuously generate interrupt. +- reg : First resource shall be the CPU bus (PCP) resource. +- interrupts : Interrupt-specifier for MCU, PMD, L3, or SoC error + IRQ(s). + +Required properties for memory controller subnode: +- compatible : Shall be "apm,xgene-edac-mc". +- reg : First resource shall be the memory controller unit + (MCU) resource. +- memory-controller : Instance number of the memory controller. + +Required properties for PMD subnode: +- compatible : Shall be "apm,xgene-edac-pmd" or + "apm,xgene-edac-pmd-v2". +- reg : First resource shall be the PMD resource. +- pmd-controller : Instance number of the PMD controller. + +Required properties for L3 subnode: +- compatible : Shall be "apm,xgene-edac-l3" or + "apm,xgene-edac-l3-v2". +- reg : First resource shall be the L3 EDAC resource. + +Required properties for SoC subnode: +- compatible : Shall be "apm,xgene-edac-soc-v1" for revision 1 or + "apm,xgene-edac-l3-soc" for general value reporting + only. +- reg : First resource shall be the SoC EDAC resource. + +Example: + csw: csw@7e200000 { + compatible = "apm,xgene-csw", "syscon"; + reg = <0x0 0x7e200000 0x0 0x1000>; + }; + + mcba: mcba@7e700000 { + compatible = "apm,xgene-mcb", "syscon"; + reg = <0x0 0x7e700000 0x0 0x1000>; + }; + + mcbb: mcbb@7e720000 { + compatible = "apm,xgene-mcb", "syscon"; + reg = <0x0 0x7e720000 0x0 0x1000>; + }; + + efuse: efuse@1054a000 { + compatible = "apm,xgene-efuse", "syscon"; + reg = <0x0 0x1054a000 0x0 0x20>; + }; + + rb: rb@7e000000 { + compatible = "apm,xgene-rb", "syscon"; + reg = <0x0 0x7e000000 0x0 0x10>; + }; + + edac@78800000 { + compatible = "apm,xgene-edac"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + regmap-csw = <&csw>; + regmap-mcba = <&mcba>; + regmap-mcbb = <&mcbb>; + regmap-efuse = <&efuse>; + regmap-rb = <&rb>; + reg = <0x0 0x78800000 0x0 0x100>; + interrupts = <0x0 0x20 0x4>, + <0x0 0x21 0x4>, + <0x0 0x27 0x4>; + + edacmc@7e800000 { + compatible = "apm,xgene-edac-mc"; + reg = <0x0 0x7e800000 0x0 0x1000>; + memory-controller = <0>; + }; + + edacpmd@7c000000 { + compatible = "apm,xgene-edac-pmd"; + reg = <0x0 0x7c000000 0x0 0x200000>; + pmd-controller = <0>; + }; + + edacl3@7e600000 { + compatible = "apm,xgene-edac-l3"; + reg = <0x0 0x7e600000 0x0 0x1000>; + }; + + edacsoc@7e930000 { + compatible = "apm,xgene-edac-soc-v1"; + reg = <0x0 0x7e930000 0x0 0x1000>; + }; + }; diff --git a/Documentation/devicetree/bindings/edac/socfpga-eccmgr.txt b/Documentation/devicetree/bindings/edac/socfpga-eccmgr.txt new file mode 100644 index 000000000..5626560a6 --- /dev/null +++ b/Documentation/devicetree/bindings/edac/socfpga-eccmgr.txt @@ -0,0 +1,268 @@ +Altera SoCFPGA ECC Manager +This driver uses the EDAC framework to implement the SOCFPGA ECC Manager. +The ECC Manager counts and corrects single bit errors and counts/handles +double bit errors which are uncorrectable. + +Cyclone5 and Arria5 ECC Manager +Required Properties: +- compatible : Should be "altr,socfpga-ecc-manager" +- #address-cells: must be 1 +- #size-cells: must be 1 +- ranges : standard definition, should translate from local addresses + +Subcomponents: + +L2 Cache ECC +Required Properties: +- compatible : Should be "altr,socfpga-l2-ecc" +- reg : Address and size for ECC error interrupt clear registers. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt. Note the rising edge type. + +On Chip RAM ECC +Required Properties: +- compatible : Should be "altr,socfpga-ocram-ecc" +- reg : Address and size for ECC error interrupt clear registers. +- iram : phandle to On-Chip RAM definition. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt. Note the rising edge type. + +Example: + + eccmgr: eccmgr@ffd08140 { + compatible = "altr,socfpga-ecc-manager"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + l2-ecc@ffd08140 { + compatible = "altr,socfpga-l2-ecc"; + reg = <0xffd08140 0x4>; + interrupts = <0 36 1>, <0 37 1>; + }; + + ocram-ecc@ffd08144 { + compatible = "altr,socfpga-ocram-ecc"; + reg = <0xffd08144 0x4>; + iram = <&ocram>; + interrupts = <0 178 1>, <0 179 1>; + }; + }; + +Arria10 SoCFPGA ECC Manager +The Arria10 SoC ECC Manager handles the IRQs for each peripheral +in a shared register instead of individual IRQs like the Cyclone5 +and Arria5. Therefore the device tree is different as well. + +Required Properties: +- compatible : Should be "altr,socfpga-a10-ecc-manager" +- altr,sysgr-syscon : phandle to Arria10 System Manager Block + containing the ECC manager registers. +- #address-cells: must be 1 +- #size-cells: must be 1 +- interrupts : Should be single bit error interrupt, then double bit error + interrupt. +- interrupt-controller : boolean indicator that ECC Manager is an interrupt controller +- #interrupt-cells : must be set to 2. +- ranges : standard definition, should translate from local addresses + +Subcomponents: + +L2 Cache ECC +Required Properties: +- compatible : Should be "altr,socfpga-a10-l2-ecc" +- reg : Address and size for ECC error interrupt clear registers. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +On-Chip RAM ECC +Required Properties: +- compatible : Should be "altr,socfpga-a10-ocram-ecc" +- reg : Address and size for ECC block registers. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +Ethernet FIFO ECC +Required Properties: +- compatible : Should be "altr,socfpga-eth-mac-ecc" +- reg : Address and size for ECC block registers. +- altr,ecc-parent : phandle to parent Ethernet node. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +NAND FIFO ECC +Required Properties: +- compatible : Should be "altr,socfpga-nand-ecc" +- reg : Address and size for ECC block registers. +- altr,ecc-parent : phandle to parent NAND node. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +DMA FIFO ECC +Required Properties: +- compatible : Should be "altr,socfpga-dma-ecc" +- reg : Address and size for ECC block registers. +- altr,ecc-parent : phandle to parent DMA node. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +USB FIFO ECC +Required Properties: +- compatible : Should be "altr,socfpga-usb-ecc" +- reg : Address and size for ECC block registers. +- altr,ecc-parent : phandle to parent USB node. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +QSPI FIFO ECC +Required Properties: +- compatible : Should be "altr,socfpga-qspi-ecc" +- reg : Address and size for ECC block registers. +- altr,ecc-parent : phandle to parent QSPI node. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +SDMMC FIFO ECC +Required Properties: +- compatible : Should be "altr,socfpga-sdmmc-ecc" +- reg : Address and size for ECC block registers. +- altr,ecc-parent : phandle to parent SD/MMC node. +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order for port A, and then single bit error interrupt, + then double bit error interrupt in this order for port B. + +Example: + + eccmgr: eccmgr@ffd06000 { + compatible = "altr,socfpga-a10-ecc-manager"; + altr,sysmgr-syscon = <&sysmgr>; + #address-cells = <1>; + #size-cells = <1>; + interrupts = <0 2 IRQ_TYPE_LEVEL_HIGH>, + <0 0 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <2>; + ranges; + + l2-ecc@ffd06010 { + compatible = "altr,socfpga-a10-l2-ecc"; + reg = <0xffd06010 0x4>; + interrupts = <0 IRQ_TYPE_LEVEL_HIGH>, + <32 IRQ_TYPE_LEVEL_HIGH>; + }; + + ocram-ecc@ff8c3000 { + compatible = "altr,socfpga-a10-ocram-ecc"; + reg = <0xff8c3000 0x90>; + interrupts = <1 IRQ_TYPE_LEVEL_HIGH>, + <33 IRQ_TYPE_LEVEL_HIGH> ; + }; + + emac0-rx-ecc@ff8c0800 { + compatible = "altr,socfpga-eth-mac-ecc"; + reg = <0xff8c0800 0x400>; + altr,ecc-parent = <&gmac0>; + interrupts = <4 IRQ_TYPE_LEVEL_HIGH>, + <36 IRQ_TYPE_LEVEL_HIGH>; + }; + + emac0-tx-ecc@ff8c0c00 { + compatible = "altr,socfpga-eth-mac-ecc"; + reg = <0xff8c0c00 0x400>; + altr,ecc-parent = <&gmac0>; + interrupts = <5 IRQ_TYPE_LEVEL_HIGH>, + <37 IRQ_TYPE_LEVEL_HIGH>; + }; + + nand-buf-ecc@ff8c2000 { + compatible = "altr,socfpga-nand-ecc"; + reg = <0xff8c2000 0x400>; + altr,ecc-parent = <&nand>; + interrupts = <11 IRQ_TYPE_LEVEL_HIGH>, + <43 IRQ_TYPE_LEVEL_HIGH>; + }; + + nand-rd-ecc@ff8c2400 { + compatible = "altr,socfpga-nand-ecc"; + reg = <0xff8c2400 0x400>; + altr,ecc-parent = <&nand>; + interrupts = <13 IRQ_TYPE_LEVEL_HIGH>, + <45 IRQ_TYPE_LEVEL_HIGH>; + }; + + nand-wr-ecc@ff8c2800 { + compatible = "altr,socfpga-nand-ecc"; + reg = <0xff8c2800 0x400>; + altr,ecc-parent = <&nand>; + interrupts = <12 IRQ_TYPE_LEVEL_HIGH>, + <44 IRQ_TYPE_LEVEL_HIGH>; + }; + + dma-ecc@ff8c8000 { + compatible = "altr,socfpga-dma-ecc"; + reg = <0xff8c8000 0x400>; + altr,ecc-parent = <&pdma>; + interrupts = <10 IRQ_TYPE_LEVEL_HIGH>, + <42 IRQ_TYPE_LEVEL_HIGH>; + + usb0-ecc@ff8c8800 { + compatible = "altr,socfpga-usb-ecc"; + reg = <0xff8c8800 0x400>; + altr,ecc-parent = <&usb0>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH>, + <34 IRQ_TYPE_LEVEL_HIGH>; + }; + + qspi-ecc@ff8c8400 { + compatible = "altr,socfpga-qspi-ecc"; + reg = <0xff8c8400 0x400>; + altr,ecc-parent = <&qspi>; + interrupts = <14 IRQ_TYPE_LEVEL_HIGH>, + <46 IRQ_TYPE_LEVEL_HIGH>; + }; + + sdmmc-ecc@ff8c2c00 { + compatible = "altr,socfpga-sdmmc-ecc"; + reg = <0xff8c2c00 0x400>; + altr,ecc-parent = <&mmc>; + interrupts = <15 IRQ_TYPE_LEVEL_HIGH>, + <47 IRQ_TYPE_LEVEL_HIGH>, + <16 IRQ_TYPE_LEVEL_HIGH>, + <48 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + +Stratix10 SoCFPGA ECC Manager +The Stratix10 SoC ECC Manager handles the IRQs for each peripheral +in a shared register similar to the Arria10. However, ECC requires +access to registers that can only be read from Secure Monitor with +SMC calls. Therefore the device tree is slightly different. + +Required Properties: +- compatible : Should be "altr,socfpga-s10-ecc-manager" +- interrupts : Should be single bit error interrupt, then double bit error + interrupt. +- interrupt-controller : boolean indicator that ECC Manager is an interrupt controller +- #interrupt-cells : must be set to 2. + +Subcomponents: + +SDRAM ECC +Required Properties: +- compatible : Should be "altr,sdram-edac-s10" +- interrupts : Should be single bit error interrupt, then double bit error + interrupt, in this order. + +Example: + + eccmgr { + compatible = "altr,socfpga-s10-ecc-manager"; + interrupts = <0 15 4>, <0 95 4>; + interrupt-controller; + #interrupt-cells = <2>; + + sdramedac { + compatible = "altr,sdram-edac-s10"; + interrupts = <16 4>, <48 4>; + }; + }; |