add comparators to G0 and G4

data/registers/comp_v1.yaml

@@ -0,0 +1,103 @@
+block/COMP:
+  description: Comparator v1. (RM0444 18)
+  items:
+    - name: CSR
+      description: Comparator control and status register.
+      byte_offset: 0
+      fieldset: CSR
+fieldset/CSR:
+  description: Comparator control and status register.
+  fields:
+    - name: EN
+      description: COMP enable bit.
+      bit_offset: 0
+      bit_size: 1
+    - name: INMSEL
+      description: Comparator signal selector for inverting input INM.
+      bit_offset: 4
+      bit_size: 4
+    - name: INPSEL
+      description: Comparator signal selector for non-inverting input INP.
+      bit_offset: 8
+      bit_size: 2
+    - name: WINMODE
+      description: Comparator non-inverting input selector for window mode.
+      bit_offset: 11
+      bit_size: 1
+    - name: WINOUT
+      description: Comparator output selector.
+      bit_offset: 14
+      bit_size: 1
+    - name: POLARITY
+      description: Comparator polarity selector.
+      bit_offset: 15
+      bit_size: 1
+      enum: POLARITY
+    - name: HYST
+      description: Comparator hysteresis selector.
+      bit_offset: 16
+      bit_size: 2
+      enum: HYST
+    - name: PWRMODE
+      description: Comparator power mode selector.
+      bit_offset: 18
+      bit_size: 2
+      enum: PWRMODE
+    - name: BLANKSEL
+      description: Comparator blanking source selector.
+      bit_offset: 20
+      bit_size: 5
+      enum: BLANKSEL
+    - name: VALUE_DO_NOT_SET
+      description: Comparator output status. (READ ONLY)
+      bit_offset: 30
+      bit_size: 1
+    - name: LOCK
+      description: CSR register lock.
+      bit_offset: 31
+      bit_size: 1
+enum/POLARITY:
+  bit_size: 1
+  variants:
+    - name: NonInverted
+      value: 0
+    - name: Inverted
+      value: 1
+enum/HYST:
+  bit_size: 2
+  variants:
+    - name: None
+      value: 0
+    - name: Low
+      value: 1
+    - name: Medium
+      value: 2
+    - name: High
+      value: 3
+enum/PWRMODE:
+  bit_size: 2
+  variants:
+    - name: HighSpeed
+      value: 0
+    - name: MediumSpeed
+      value: 1
+enum/BLANKSEL:
+  bit_size: 5
+  variants:
+    - name: None
+      value: 0
+    - name: Tim1Oc4
+      description: TIM1 OC4
+      value: 1
+    - name: Tim1Oc5
+      description: TIM1 OC5
+      value: 2
+    - name: Tim2Oc3
+      description: TIM2 OC3
+      value: 4
+    - name: Tim3Oc3
+      description: TIM3 OC3
+      value: 8
+    - name: Tim15Oc2
+      description: TIM15 OC2
+      value: 16

data/registers/comp_v2.yaml

@@ -0,0 +1,87 @@
+block/COMP:
+  description: Comparator v2. (RM0440 24)
+  items:
+  - name: CSR
+    description: Comparator control and status register.
+    byte_offset: 0
+    fieldset: CSR
+fieldset/CSR:
+  description: Comparator control and status register.
+  fields:
+  - name: EN
+    description: COMP enable bit.
+    bit_offset: 0
+    bit_size: 1
+  - name: INMSEL
+    description: Comparator signal selector for inverting input INM. (RM0440 24.3.2 Table 197)
+    bit_offset: 4
+    bit_size: 3
+  - name: INPSEL
+    description: Comparator signal selector for non-inverting input INP. (RM0440 24.3.2 Table 196)
+    bit_offset: 8
+    bit_size: 1
+  - name: POLARITY
+    description: Comparator polarity selector.
+    bit_offset: 15
+    bit_size: 1
+    enum: POLARITY
+  - name: HYST
+    description: Comparator hysteresis selector.
+    bit_offset: 16
+    bit_size: 3
+    enum: HYST
+  - name: BLANKSEL
+    description: Comparator blanking source selector. (RM0440 24.3.6 Table 198)
+    bit_offset: 19
+    bit_size: 3
+  - name: BRGEN
+    description: Vrefint resistor bridge enable. (RM0440 24.6)
+    bit_offset: 22
+    bit_size: 1
+  - name: SCALEN
+    description: Vrefint scaled input enable. (RM0440 24.6)
+    bit_offset: 23
+    bit_size: 1
+  - name: VALUE_DO_NOT_SET
+    description: Comparator output status. (READ ONLY)
+    bit_offset: 30
+    bit_size: 1
+  - name: LOCK
+    description: CSR register lock.
+    bit_offset: 31
+    bit_size: 1
+enum/POLARITY:
+  bit_size: 1
+  variants:
+    - name: NonInverted
+      description: Non-inverted polarity
+      value: 0
+    - name: Inverted
+      description: Inverted polarity
+      value: 1
+enum/HYST:
+  bit_size: 3
+  variants:
+    - name: None
+      value: 0
+    - name: Hyst10m
+      description: 10mV hysteresis
+      value: 1
+    - name: Hyst20m
+      description: 20mV hysteresis
+      value: 2
+    - name: Hyst30m
+      description: 30mV hysteresis
+      value: 3
+    - name: Hyst40m
+      description: 40mV hysteresis
+      value: 4
+    - name: Hyst50m
+      description: 50mV hysteresis
+      value: 5
+    - name: Hyst60m
+      description: 60mV hysteresis
+      value: 6
+    - name: Hyst70m
+      description: 70mV hysteresis
+      value: 7

stm32-data-gen/src/chips.rs

@@ -523,6 +523,8 @@ impl PeriMatcher {
             ("STM32U5.*:TSC:.*", ("tsc", "v3", "TSC")),
             ("*:VREFINTCAL:.*", ("vrefintcal", "v1", "VREFINTCAL")),
             ("STM32U5.*:ADF[12]:.*", ("adf", "v1", "ADF")),
+            ("STM32G0.*1.*:.*:COMP:.*", ("comp", "v1", "COMP")),
+            ("STM32G4.*:.*:COMP:.*", ("comp", "v2", "COMP")),
         ];
 
         Self {