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Merge #485
485: Add CORDIC math function accelerator support to stm32g4 r=adamgreig a=pawelchcki Add CORDIC math accellerator enum definitions to stm32g4 family - modified description on mislabeled registiers - added clarifying descriptions for two CORDICs CSR fields Co-authored-by: Pawel Chojnacki <pawelchcki@gmail.com> Co-authored-by: Pawel Chojnacki <pawel.chcki@gmail.com>
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‎devices/common_patches/g4_cordic.yaml

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CORDIC:
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CSR:
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_modify:
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PRECISION:
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description: Precision (number of iterations/cycles) required
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SCALE:
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description: Scaling factor (2^-n for arguments, 2^n for results)
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_modify:
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WDATA:
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description: "CORDIC argument register"
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RDATA:
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description: "CORDIC result register"

‎devices/stm32g431.yaml

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- ./common_patches/g4_swap_IWDG_WWDG.yaml
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- ../peripherals/iwdg/iwdg_with_WINR.yaml
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- ../peripherals/wwdg/g4_wwdg.yaml
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- ./common_patches/g4_cordic.yaml
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- ../peripherals/cordic/cordic_g4.yaml

‎devices/stm32g441.yaml

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- ./common_patches/g4_swap_IWDG_WWDG.yaml
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- ../peripherals/iwdg/iwdg_with_WINR.yaml
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- ../peripherals/wwdg/g4_wwdg.yaml
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- ./common_patches/g4_cordic.yaml
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- ../peripherals/cordic/cordic_g4.yaml
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‎devices/stm32g471.yaml

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- ./common_patches/g4_swap_IWDG_WWDG.yaml
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- ../peripherals/iwdg/iwdg_with_WINR.yaml
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- ../peripherals/wwdg/g4_wwdg.yaml
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- ./common_patches/g4_cordic.yaml
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- ../peripherals/cordic/cordic_g4.yaml
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‎devices/stm32g473.yaml

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- ./common_patches/g4_swap_IWDG_WWDG.yaml
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- ../peripherals/iwdg/iwdg_with_WINR.yaml
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- ../peripherals/wwdg/g4_wwdg.yaml
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- ./common_patches/g4_cordic.yaml
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- ../peripherals/cordic/cordic_g4.yaml

‎devices/stm32g474.yaml

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- ./common_patches/g4_swap_IWDG_WWDG.yaml
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- ../peripherals/iwdg/iwdg_with_WINR.yaml
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- ../peripherals/wwdg/g4_wwdg.yaml
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- ./common_patches/g4_cordic.yaml
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- ../peripherals/cordic/cordic_g4.yaml
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‎devices/stm32g483.yaml

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- ./common_patches/g4_swap_IWDG_WWDG.yaml
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- ../peripherals/iwdg/iwdg_with_WINR.yaml
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- ../peripherals/wwdg/g4_wwdg.yaml
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- ./common_patches/g4_cordic.yaml
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- ../peripherals/cordic/cordic_g4.yaml

‎devices/stm32g484.yaml

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- ./common_patches/g4_swap_IWDG_WWDG.yaml
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- ../peripherals/iwdg/iwdg_with_WINR.yaml
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- ../peripherals/wwdg/g4_wwdg.yaml
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- ./common_patches/g4_cordic.yaml
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- ../peripherals/cordic/cordic_g4.yaml

‎peripherals/cordic/cordic_g4.yaml

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# CORDIC coprocessor provides hardware acceleration
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# for computing math funcitons
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CORDIC:
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CSR:
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RRDY:
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_read:
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NotReady: [0, "Results from computation are not read"]
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Ready: [1, "Results are ready, this flag will be automatically cleared once value is read"]
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ARGSIZE:
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Bits32: [0, "Use 32 bit input values"]
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Bits16: [1, "Use 16 bit input values"]
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RESSIZE:
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Bits32: [0, "Use 32 bit output values"]
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Bits16: [1, "Use 16 bit output values"]
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NARGS:
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Num1: [0, "Only single argument write is needed for next calculation"]
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Num2: [1, "Two argument writes need to be performed for next calculation"]
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NRES:
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Num1: [0, "Only single result value will be returned. After a single read RRDY will be automatically cleared"]
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Num2: [1, "Two return reads need to be performed. After two reads RRDY will be automatically cleared"]
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DMAWEN:
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Disabled: [0, "No DMA channel writes are generated"]
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Enabled: [1, "Write requests are generated on the DMA channel when no operation is pending"]
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DMAREN:
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Disabled: [0, "No DMA channel reads are generated"]
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Enabled: [1, "Read requests are generated on the DMA channel when RRDY flag is set"]
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IEN:
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Disabled: [0, "Disable interrupt request generation"]
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Enabled: [1, "Enable intterrupt request generation"]
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PRECISION: [1, 15]
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SCALE: [0, 7]
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FUNC:
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Cosine: [0, "Cosine funciton"]
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Sine: [1, "Sine function"]
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Phase: [2, "Phase function"]
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Modulus: [3, "Modulus function"]
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Arctangent: [4, "Arctangent function"]
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HyperbolicCosine: [5, "Hyperbolic Cosine function"]
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HyperbolicSine: [6, "Hyperbolic Sine function"]
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Arctanh: [7, "Arctanh function"]
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NaturalLogarithm: [8, "Natural Logarithm function"]
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SquareRoot: [9, "Square Root function"]
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WDATA:
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ARG: [0, 0xFFFFFFFF]
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RDATA:
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RES: [0, 0xFFFFFFFF]

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