rcc: consistency fixes.

data/registers/rcc_l0.yaml

@@ -1057,30 +1057,27 @@ enum/MCOSEL:
 enum/MSIRANGE:
   bit_size: 3
   variants:
-  - name: Range0
+  - name: Range66K
     description: range 0 around 65.536 kHz
     value: 0
-  - name: Range1
+  - name: Range131K
     description: range 1 around 131.072 kHz
     value: 1
-  - name: Range2
+  - name: Range262K
     description: range 2 around 262.144 kHz
     value: 2
-  - name: Range3
+  - name: Range524K
     description: range 3 around 524.288 kHz
     value: 3
-  - name: Range4
+  - name: Range1M
     description: range 4 around 1.048 MHz
     value: 4
-  - name: Range5
+  - name: Range2M
     description: range 5 around 2.097 MHz (reset value)
     value: 5
-  - name: Range6
+  - name: Range4M
     description: range 6 around 4.194 MHz
     value: 6
-  - name: Range7
-    description: not allowed
-    value: 7
 enum/PLLDIV:
   bit_size: 2
   variants:
@@ -1201,7 +1198,7 @@ enum/SW:
   - name: HSE
     description: HSE oscillator used as system clock
     value: 2
-  - name: PLL1_P
+  - name: PLL1_R
     description: PLL used as system clock
     value: 3
 enum/UARTSEL:

data/registers/rcc_l0_v2.yaml

@@ -528,10 +528,11 @@ fieldset/CCIPR:
     bit_offset: 18
     bit_size: 2
     enum: LPTIMSEL
-  - name: HSI48MSEL
-    description: 48 MHz HSI48 clock source selection
+  - name: CLK48SEL
+    description: 48 MHz clock source selection
     bit_offset: 26
     bit_size: 1
+    enum: CLK48SEL
 fieldset/CFGR:
   description: Clock configuration register
   fields:
@@ -976,6 +977,15 @@ fieldset/ICSCR:
     description: MSI clock trimming
     bit_offset: 24
     bit_size: 8
+enum/CLK48SEL:
+  bit_size: 1
+  variants:
+  - name: PLL1_VCO_DIV_2
+    description: PLL VCO divided by 2 selected
+    value: 0
+  - name: HSI48
+    description: HSI48 clock selected
+    value: 1
 enum/HPRE:
   bit_size: 4
   variants:
@@ -1096,30 +1106,27 @@ enum/MCOSEL:
 enum/MSIRANGE:
   bit_size: 3
   variants:
-  - name: Range0
+  - name: Range66K
     description: range 0 around 65.536 kHz
     value: 0
-  - name: Range1
+  - name: Range131K
     description: range 1 around 131.072 kHz
     value: 1
-  - name: Range2
+  - name: Range262K
     description: range 2 around 262.144 kHz
     value: 2
-  - name: Range3
+  - name: Range524K
     description: range 3 around 524.288 kHz
     value: 3
-  - name: Range4
+  - name: Range1M
     description: range 4 around 1.048 MHz
     value: 4
-  - name: Range5
+  - name: Range2M
     description: range 5 around 2.097 MHz (reset value)
     value: 5
-  - name: Range6
+  - name: Range4M
     description: range 6 around 4.194 MHz
     value: 6
-  - name: Range7
-    description: not allowed
-    value: 7
 enum/PLLDIV:
   bit_size: 2
   variants:
@@ -1240,7 +1247,7 @@ enum/SW:
   - name: HSE
     description: HSE oscillator used as system clock
     value: 2
-  - name: PLL1_P
+  - name: PLL1_R
     description: PLL used as system clock
     value: 3
 enum/UARTSEL:

data/registers/rcc_l1.yaml

@@ -910,30 +910,27 @@ enum/MCOSEL:
 enum/MSIRANGE:
   bit_size: 3
   variants:
-  - name: Range0
+  - name: Range66K
     description: range 0 around 65.536 kHz
     value: 0
-  - name: Range1
+  - name: Range131K
     description: range 1 around 131.072 kHz
     value: 1
-  - name: Range2
+  - name: Range262K
     description: range 2 around 262.144 kHz
     value: 2
-  - name: Range3
+  - name: Range524K
     description: range 3 around 524.288 kHz
     value: 3
-  - name: Range4
+  - name: Range1M
     description: range 4 around 1.048 MHz
     value: 4
-  - name: Range5
+  - name: Range2M
     description: range 5 around 2.097 MHz (reset value)
     value: 5
-  - name: Range6
+  - name: Range4M
     description: range 6 around 4.194 MHz
     value: 6
-  - name: Range7
-    description: not allowed
-    value: 7
 enum/PLLDIV:
   bit_size: 2
   variants:
@@ -1045,6 +1042,6 @@ enum/SW:
   - name: HSE
     description: HSE oscillator used as system clock
     value: 2
-  - name: PLL1_P
+  - name: PLL1_R
     description: PLL used as system clock
     value: 3

data/registers/rcc_l5.yaml

@@ -111,10 +111,10 @@ block/RCC:
     description: APB2SMENR
     byte_offset: 128
     fieldset: APB2SMENR
-  - name: CCIPR1
-    description: CCIPR1
+  - name: CCIPR
+    description: CCIPR
     byte_offset: 136
-    fieldset: CCIPR1
+    fieldset: CCIPR
   - name: BDCR
     description: BDCR
     byte_offset: 144
@@ -1319,8 +1319,8 @@ fieldset/BDCR:
     bit_offset: 25
     bit_size: 1
     enum: LSCOSEL
-fieldset/CCIPR1:
-  description: CCIPR1
+fieldset/CCIPR:
+  description: CCIPR
   fields:
   - name: USART1SEL
     description: USART1 clock source selection

stm32-data-gen/src/rcc.rs

@@ -72,6 +72,7 @@ impl PeripheralToClock {
             "PLL1_P",
             "PLL1_Q",
             "PLL1_R",
+            "PLL1_VCO", // used for L0 USB
             "PLL2_P",
             "PLL2_Q",
             "PLL2_R",