Merge #12

12: I2C update r=robamu a=robamu - Added two missing bit fields for I2CA STATUS register: I2CIDLE and IDLE - Made STATUS register read-only Co-authored-by: Robin Mueller <robin.mueller.m@gmail.com>
2021-11-23 09:19:29 +00:00 · 2021-11-23 09:19:29 +00:00 · e59ba9e860
commit e59ba9e860
parent 1c08574e3e 4c91a36568
6 changed files with 59 additions and 379 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -8,7 +8,15 @@ and this project adheres to [Semantic Versioning](http://semver.org/).

 ## [unreleased]

-## [v0.2.0]
+## [v0.1.3]
+
+### Added
+
+- Added two missing bit fields for I2CA STATUS register: I2CIDLE and IDLE
+
+### Fixed
+
+- Made I2CA STATUS register read-only

 ## [v0.1.2]

--- a/Cargo.toml
+++ b/Cargo.toml
@ -1,6 +1,6 @@
 [package]
 name = "va108xx"
-version = "0.1.2"
+version = "0.1.3"
 authors = ["Robin Mueller <robin.mueller.m@gmail.com>"]
 edition = "2021"
 description = "PAC for the Vorago VA108xx family of microcontrollers"
--- a/src/i2ca/status.rs
+++ b/src/i2ca/status.rs
@ -13,27 +13,6 @@ impl From<crate::R<STATUS_SPEC>> for R {
        R(reader)
    }
 }
-#[doc = "Register `STATUS` writer"]
-pub struct W(crate::W<STATUS_SPEC>);
-impl core::ops::Deref for W {
-    type Target = crate::W<STATUS_SPEC>;
-    #[inline(always)]
-    fn deref(&self) -> &Self::Target {
-        &self.0
-    }
-}
-impl core::ops::DerefMut for W {
-    #[inline(always)]
-    fn deref_mut(&mut self) -> &mut Self::Target {
-        &mut self.0
-    }
-}
-impl From<crate::W<STATUS_SPEC>> for W {
-    #[inline(always)]
-    fn from(writer: crate::W<STATUS_SPEC>) -> Self {
-        W(writer)
-    }
-}
 #[doc = "Field `WAITING` reader - Controller is Waiting"]
 pub struct WAITING_R(crate::FieldReader<bool, bool>);
 impl WAITING_R {
@ -49,28 +28,6 @@ impl core::ops::Deref for WAITING_R {
        &self.0
    }
 }
-#[doc = "Field `WAITING` writer - Controller is Waiting"]
-pub struct WAITING_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> WAITING_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 2)) | ((value as u32 & 0x01) << 2);
-        self.w
-    }
-}
 #[doc = "Field `STALLED` reader - Controller is Stalled"]
 pub struct STALLED_R(crate::FieldReader<bool, bool>);
 impl STALLED_R {
@ -86,28 +43,6 @@ impl core::ops::Deref for STALLED_R {
        &self.0
    }
 }
-#[doc = "Field `STALLED` writer - Controller is Stalled"]
-pub struct STALLED_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> STALLED_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 3)) | ((value as u32 & 0x01) << 3);
-        self.w
-    }
-}
 #[doc = "Field `ARBLOST` reader - I2C Arbitration was lost"]
 pub struct ARBLOST_R(crate::FieldReader<bool, bool>);
 impl ARBLOST_R {
@ -123,28 +58,6 @@ impl core::ops::Deref for ARBLOST_R {
        &self.0
    }
 }
-#[doc = "Field `ARBLOST` writer - I2C Arbitration was lost"]
-pub struct ARBLOST_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> ARBLOST_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 4)) | ((value as u32 & 0x01) << 4);
-        self.w
-    }
-}
 #[doc = "Field `NACKADDR` reader - I2C Address was not Acknowledged"]
 pub struct NACKADDR_R(crate::FieldReader<bool, bool>);
 impl NACKADDR_R {
@ -160,28 +73,6 @@ impl core::ops::Deref for NACKADDR_R {
        &self.0
    }
 }
-#[doc = "Field `NACKADDR` writer - I2C Address was not Acknowledged"]
-pub struct NACKADDR_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> NACKADDR_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 5)) | ((value as u32 & 0x01) << 5);
-        self.w
-    }
-}
 #[doc = "Field `NACKDATA` reader - I2C Data was not Acknowledged"]
 pub struct NACKDATA_R(crate::FieldReader<bool, bool>);
 impl NACKDATA_R {
@ -197,28 +88,6 @@ impl core::ops::Deref for NACKDATA_R {
        &self.0
    }
 }
-#[doc = "Field `NACKDATA` writer - I2C Data was not Acknowledged"]
-pub struct NACKDATA_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> NACKDATA_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 6)) | ((value as u32 & 0x01) << 6);
-        self.w
-    }
-}
 #[doc = "Field `RXNEMPTY` reader - RX FIFO is Not Empty"]
 pub struct RXNEMPTY_R(crate::FieldReader<bool, bool>);
 impl RXNEMPTY_R {
@ -234,28 +103,6 @@ impl core::ops::Deref for RXNEMPTY_R {
        &self.0
    }
 }
-#[doc = "Field `RXNEMPTY` writer - RX FIFO is Not Empty"]
-pub struct RXNEMPTY_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> RXNEMPTY_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 8)) | ((value as u32 & 0x01) << 8);
-        self.w
-    }
-}
 #[doc = "Field `RXFULL` reader - RX FIFO is Full"]
 pub struct RXFULL_R(crate::FieldReader<bool, bool>);
 impl RXFULL_R {
@ -271,28 +118,6 @@ impl core::ops::Deref for RXFULL_R {
        &self.0
    }
 }
-#[doc = "Field `RXFULL` writer - RX FIFO is Full"]
-pub struct RXFULL_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> RXFULL_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 9)) | ((value as u32 & 0x01) << 9);
-        self.w
-    }
-}
 #[doc = "Field `RXTRIGGER` reader - RX FIFO Above Trigger Level"]
 pub struct RXTRIGGER_R(crate::FieldReader<bool, bool>);
 impl RXTRIGGER_R {
@ -308,28 +133,6 @@ impl core::ops::Deref for RXTRIGGER_R {
        &self.0
    }
 }
-#[doc = "Field `RXTRIGGER` writer - RX FIFO Above Trigger Level"]
-pub struct RXTRIGGER_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> RXTRIGGER_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 11)) | ((value as u32 & 0x01) << 11);
-        self.w
-    }
-}
 #[doc = "Field `TXEMPTY` reader - TX FIFO is Empty"]
 pub struct TXEMPTY_R(crate::FieldReader<bool, bool>);
 impl TXEMPTY_R {
@ -345,28 +148,6 @@ impl core::ops::Deref for TXEMPTY_R {
        &self.0
    }
 }
-#[doc = "Field `TXEMPTY` writer - TX FIFO is Empty"]
-pub struct TXEMPTY_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> TXEMPTY_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 12)) | ((value as u32 & 0x01) << 12);
-        self.w
-    }
-}
 #[doc = "Field `TXNFULL` reader - TX FIFO is Full"]
 pub struct TXNFULL_R(crate::FieldReader<bool, bool>);
 impl TXNFULL_R {
@ -382,28 +163,6 @@ impl core::ops::Deref for TXNFULL_R {
        &self.0
    }
 }
-#[doc = "Field `TXNFULL` writer - TX FIFO is Full"]
-pub struct TXNFULL_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> TXNFULL_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 13)) | ((value as u32 & 0x01) << 13);
-        self.w
-    }
-}
 #[doc = "Field `TXTRIGGER` reader - TX FIFO Below Trigger Level"]
 pub struct TXTRIGGER_R(crate::FieldReader<bool, bool>);
 impl TXTRIGGER_R {
@ -419,28 +178,6 @@ impl core::ops::Deref for TXTRIGGER_R {
        &self.0
    }
 }
-#[doc = "Field `TXTRIGGER` writer - TX FIFO Below Trigger Level"]
-pub struct TXTRIGGER_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> TXTRIGGER_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 15)) | ((value as u32 & 0x01) << 15);
-        self.w
-    }
-}
 #[doc = "Field `RAW_SDA` reader - I2C Raw SDA value"]
 pub struct RAW_SDA_R(crate::FieldReader<bool, bool>);
 impl RAW_SDA_R {
@ -456,28 +193,6 @@ impl core::ops::Deref for RAW_SDA_R {
        &self.0
    }
 }
-#[doc = "Field `RAW_SDA` writer - I2C Raw SDA value"]
-pub struct RAW_SDA_W<'a> {
-    w: &'a mut W,
-}
-impl<'a> RAW_SDA_W<'a> {
-    #[doc = r"Sets the field bit"]
-    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
-    }
-    #[doc = r"Clears the field bit"]
-    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
-    }
-    #[doc = r"Writes raw bits to the field"]
-    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 30)) | ((value as u32 & 0x01) << 30);
-        self.w
-    }
-}
 #[doc = "Field `RAW_SCL` reader - I2C Raw SCL value"]
 pub struct RAW_SCL_R(crate::FieldReader<bool, bool>);
 impl RAW_SCL_R {
@ -493,26 +208,34 @@ impl core::ops::Deref for RAW_SCL_R {
        &self.0
    }
 }
-#[doc = "Field `RAW_SCL` writer - I2C Raw SCL value"]
-pub struct RAW_SCL_W<'a> {
-    w: &'a mut W,
+#[doc = "Field `I2C_IDLE` reader - I2C bus is Idle"]
+pub struct I2C_IDLE_R(crate::FieldReader<bool, bool>);
+impl I2C_IDLE_R {
+    #[inline(always)]
+    pub(crate) fn new(bits: bool) -> Self {
+        I2C_IDLE_R(crate::FieldReader::new(bits))
+    }
 }
-impl<'a> RAW_SCL_W<'a> {
-    #[doc = r"Sets the field bit"]
+impl core::ops::Deref for I2C_IDLE_R {
+    type Target = crate::FieldReader<bool, bool>;
    #[inline(always)]
-    pub fn set_bit(self) -> &'a mut W {
-        self.bit(true)
+    fn deref(&self) -> &Self::Target {
+        &self.0
    }
-    #[doc = r"Clears the field bit"]
+}
+#[doc = "Field `IDLE` reader - Controller is Idle"]
+pub struct IDLE_R(crate::FieldReader<bool, bool>);
+impl IDLE_R {
    #[inline(always)]
-    pub fn clear_bit(self) -> &'a mut W {
-        self.bit(false)
+    pub(crate) fn new(bits: bool) -> Self {
+        IDLE_R(crate::FieldReader::new(bits))
    }
-    #[doc = r"Writes raw bits to the field"]
+}
+impl core::ops::Deref for IDLE_R {
+    type Target = crate::FieldReader<bool, bool>;
    #[inline(always)]
-    pub fn bit(self, value: bool) -> &'a mut W {
-        self.w.bits = (self.w.bits & !(0x01 << 31)) | ((value as u32 & 0x01) << 31);
-        self.w
+    fn deref(&self) -> &Self::Target {
+        &self.0
    }
 }
 impl R {
@ -581,81 +304,18 @@ impl R {
    pub fn raw_scl(&self) -> RAW_SCL_R {
        RAW_SCL_R::new(((self.bits >> 31) & 0x01) != 0)
    }
-}
-impl W {
-    #[doc = "Bit 2 - Controller is Waiting"]
+    #[doc = "Bit 0 - I2C bus is Idle"]
    #[inline(always)]
-    pub fn waiting(&mut self) -> WAITING_W {
-        WAITING_W { w: self }
+    pub fn i2c_idle(&self) -> I2C_IDLE_R {
+        I2C_IDLE_R::new((self.bits & 0x01) != 0)
    }
-    #[doc = "Bit 3 - Controller is Stalled"]
+    #[doc = "Bit 1 - Controller is Idle"]
    #[inline(always)]
-    pub fn stalled(&mut self) -> STALLED_W {
-        STALLED_W { w: self }
-    }
-    #[doc = "Bit 4 - I2C Arbitration was lost"]
-    #[inline(always)]
-    pub fn arblost(&mut self) -> ARBLOST_W {
-        ARBLOST_W { w: self }
-    }
-    #[doc = "Bit 5 - I2C Address was not Acknowledged"]
-    #[inline(always)]
-    pub fn nackaddr(&mut self) -> NACKADDR_W {
-        NACKADDR_W { w: self }
-    }
-    #[doc = "Bit 6 - I2C Data was not Acknowledged"]
-    #[inline(always)]
-    pub fn nackdata(&mut self) -> NACKDATA_W {
-        NACKDATA_W { w: self }
-    }
-    #[doc = "Bit 8 - RX FIFO is Not Empty"]
-    #[inline(always)]
-    pub fn rxnempty(&mut self) -> RXNEMPTY_W {
-        RXNEMPTY_W { w: self }
-    }
-    #[doc = "Bit 9 - RX FIFO is Full"]
-    #[inline(always)]
-    pub fn rxfull(&mut self) -> RXFULL_W {
-        RXFULL_W { w: self }
-    }
-    #[doc = "Bit 11 - RX FIFO Above Trigger Level"]
-    #[inline(always)]
-    pub fn rxtrigger(&mut self) -> RXTRIGGER_W {
-        RXTRIGGER_W { w: self }
-    }
-    #[doc = "Bit 12 - TX FIFO is Empty"]
-    #[inline(always)]
-    pub fn txempty(&mut self) -> TXEMPTY_W {
-        TXEMPTY_W { w: self }
-    }
-    #[doc = "Bit 13 - TX FIFO is Full"]
-    #[inline(always)]
-    pub fn txnfull(&mut self) -> TXNFULL_W {
-        TXNFULL_W { w: self }
-    }
-    #[doc = "Bit 15 - TX FIFO Below Trigger Level"]
-    #[inline(always)]
-    pub fn txtrigger(&mut self) -> TXTRIGGER_W {
-        TXTRIGGER_W { w: self }
-    }
-    #[doc = "Bit 30 - I2C Raw SDA value"]
-    #[inline(always)]
-    pub fn raw_sda(&mut self) -> RAW_SDA_W {
-        RAW_SDA_W { w: self }
-    }
-    #[doc = "Bit 31 - I2C Raw SCL value"]
-    #[inline(always)]
-    pub fn raw_scl(&mut self) -> RAW_SCL_W {
-        RAW_SCL_W { w: self }
-    }
-    #[doc = "Writes raw bits to the register."]
-    #[inline(always)]
-    pub unsafe fn bits(&mut self, bits: u32) -> &mut Self {
-        self.0.bits(bits);
-        self
+    pub fn idle(&self) -> IDLE_R {
+        IDLE_R::new(((self.bits >> 1) & 0x01) != 0)
    }
 }
-#[doc = "I2C Controller Status Register\n\nThis register you can [`read`](crate::generic::Reg::read), [`write_with_zero`](crate::generic::Reg::write_with_zero), [`reset`](crate::generic::Reg::reset), [`write`](crate::generic::Reg::write), [`modify`](crate::generic::Reg::modify). See [API](https://docs.rs/svd2rust/#read--modify--write-api).\n\nFor information about available fields see [status](index.html) module"]
+#[doc = "I2C Controller Status Register\n\nThis register you can [`read`](crate::generic::Reg::read). See [API](https://docs.rs/svd2rust/#read--modify--write-api).\n\nFor information about available fields see [status](index.html) module"]
 pub struct STATUS_SPEC;
 impl crate::RegisterSpec for STATUS_SPEC {
    type Ux = u32;
@ -664,10 +324,6 @@ impl crate::RegisterSpec for STATUS_SPEC {
 impl crate::Readable for STATUS_SPEC {
    type Reader = R;
 }
-#[doc = "`write(|w| ..)` method takes [status::W](W) writer structure"]
-impl crate::Writable for STATUS_SPEC {
-    type Writer = W;
-}
 #[doc = "`reset()` method sets STATUS to value 0"]
 impl crate::Resettable for STATUS_SPEC {
    #[inline(always)]
--- a/src/lib.rs
+++ b/src/lib.rs
@ -1,4 +1,4 @@
-#![doc = "Peripheral access API for VA108XX microcontrollers (generated using svd2rust v0.19.0 (43be074 2021-11-09))\n\nYou can find an overview of the generated API [here].\n\nAPI features to be included in the [next]
+#![doc = "Peripheral access API for VA108XX microcontrollers (generated using svd2rust v0.19.0 (877196f 2021-11-14))\n\nYou can find an overview of the generated API [here].\n\nAPI features to be included in the [next]
 svd2rust release can be generated by cloning the svd2rust [repository], checking out the above commit, and running `cargo doc --open`.\n\n[here]: https://docs.rs/svd2rust/0.19.0/svd2rust/#peripheral-api\n[next]: https://github.com/rust-embedded/svd2rust/blob/master/CHANGELOG.md#unreleased\n[repository]: https://github.com/rust-embedded/svd2rust"]
 #![deny(const_err)]
 #![deny(dead_code)]
--- a/svd/va108xx-base.svd.patched
+++ b/svd/va108xx-base.svd.patched
@ -2157,7 +2157,7 @@
          <name>STATUS</name>
          <description>I2C Controller Status Register</description>
          <addressOffset>0x018</addressOffset>
-          <fields>
+          <access>read-only</access><fields>
            <field>
              <name>WAITING</name>
              <description>Controller is Waiting</description>
@ -2223,6 +2223,8 @@
              <description>I2C Raw SCL value</description>
              <bitRange>[31:31]</bitRange>
            </field>
+          <field><name>I2C_IDLE</name><description>I2C bus is Idle</description><bitOffset>0</bitOffset><bitWidth>1</bitWidth></field>
+            <field><name>IDLE</name><description>Controller is Idle</description><bitOffset>1</bitOffset><bitWidth>1</bitWidth></field>
            </fields>
        </register>
        <register>
--- a/svd/va108xx-patch.yml
+++ b/svd/va108xx-patch.yml
@ -56,4 +56,18 @@ SYSCONFIG:
          bitOffset: 24
          bitWidth: 1

-
+# I2CB is derived from I2CA
+I2CA:
+  _modify:
+    STATUS:
+      access: read-only
+  STATUS:
+    _add:
+      I2C_IDLE:
+        description: I2C bus is Idle
+        bitOffset: 0
+        bitWidth: 1
+      IDLE:
+        description: Controller is Idle
+        bitOffset: 1
+        bitWidth: 1