Refs #1524. Place the CAN peripheral back into its reset state, before initializing, for XMC1 and XMC4 targets.

git-svn-id: https://svn.code.sf.net/p/openblt/code/trunk@958 5dc33758-31d5-4daf-9ae8-b24bf3d40d73
This commit is contained in:
Frank Voorburg 2022-07-08 12:16:51 +00:00
parent c71a3e1995
commit 7d2180342b
8 changed files with 47 additions and 0 deletions

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@ -266,6 +266,12 @@ static void BootComCanInit(void)
XMC_CAN_NODE_NOMINAL_BIT_TIME_CONFIG_t baud;
unsigned long receiveId;
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to
* 16 message objects. This is sufficient for this CAN driver.

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@ -266,6 +266,12 @@ static void BootComCanInit(void)
XMC_CAN_NODE_NOMINAL_BIT_TIME_CONFIG_t baud;
unsigned long receiveId;
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to
* 16 message objects. This is sufficient for this CAN driver.

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@ -266,6 +266,12 @@ static void BootComCanInit(void)
XMC_CAN_NODE_NOMINAL_BIT_TIME_CONFIG_t baud;
unsigned long receiveId;
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to
* 16 message objects. This is sufficient for this CAN driver.

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@ -270,6 +270,12 @@ static void BootComCanInit(void)
XMC_CAN_NODE_NOMINAL_BIT_TIME_CONFIG_t baud;
unsigned long receiveId;
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to
* 16 message objects. This is sufficient for this CAN driver.

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@ -270,6 +270,12 @@ static void BootComCanInit(void)
XMC_CAN_NODE_NOMINAL_BIT_TIME_CONFIG_t baud;
unsigned long receiveId;
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to
* 16 message objects. This is sufficient for this CAN driver.

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@ -270,6 +270,12 @@ static void BootComCanInit(void)
XMC_CAN_NODE_NOMINAL_BIT_TIME_CONFIG_t baud;
unsigned long receiveId;
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to
* 16 message objects. This is sufficient for this CAN driver.

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@ -101,6 +101,11 @@ void CanInit(void)
* in case a different CAN channel is configured.
*/
ASSERT_CT((BOOT_COM_CAN_CHANNEL_INDEX >= 0) && (BOOT_COM_CAN_CHANNEL_INDEX <= 1));
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to

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@ -111,6 +111,12 @@ void CanInit(void)
#else
ASSERT_CT((BOOT_COM_CAN_CHANNEL_INDEX >= 0) && (BOOT_COM_CAN_CHANNEL_INDEX <= 2));
#endif
/* set the CAN peripheral into the disabled state. the call to XMC_CAN_Init
* below enables it again, which consequently brings the peripheral back into
* its reset state.
*/
XMC_CAN_Disable(CAN);
/* decide on fCAN frequency. it should be in the 5-120MHz range. according to the
* datasheet, it must be at least 12MHz if 1 node (channel) is used with up to