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samc21: Fix CAN RAM base address 

Signed-off-by: Alex Maclean <monkeh@monkeh.net>
This commit is contained in:
Alex Maclean 2023-07-12 00:39:54 +01:00 committed by KevinOConnor
parent 1c482581c3
commit 366b0de1c8
4 changed files with 31 additions and 3 deletions
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4
lib/README
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@ -24,7 +24,9 @@ version 1.0.56 (extracted on 20181220).
The samc21 directory contains code from the
Atmel.SAMC21_DFP.1.2.176.atpack zip file found at:
http://packs.download.atmel.com/
version 1.2.176 (extracted on 20230115).
version 1.2.176 (extracted on 20230115). It has been modified to fix
an incorrect base address for the CAN message ram. See samc21.patch
for the modifications.
The samd21 directory contains code from the
Atmel.SAMD21_DFP.1.3.304.atpack zip file found at:

26
lib/samc21/samc21.patch Normal file
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@ -0,0 +1,26 @@
diff --git a/lib/samc21/samc21/include/instance/can0.h b/lib/samc21/samc21/include/instance/can0.h
index ffb7f796..4f04d555 100644
--- a/lib/samc21/samc21/include/instance/can0.h
+++ b/lib/samc21/samc21/include/instance/can0.h
@@ -133,7 +133,7 @@
#define CAN0_CLK_AHB_ID 8 // Index of AHB clock
#define CAN0_DMAC_ID_DEBUG 14 // DMA CAN Debug Req
#define CAN0_GCLK_ID 26 // Index of Generic Clock
-#define CAN0_MSG_RAM_ADDR 0x200000000
+#define CAN0_MSG_RAM_ADDR 0x20000000
#define CAN0_QOS_RESET_VAL 2 // QOS reset value
#endif /* _SAMC21_CAN0_INSTANCE_ */
diff --git a/lib/samc21/samc21/include/instance/can1.h b/lib/samc21/samc21/include/instance/can1.h
index 484db284..eadd0b16 100644
--- a/lib/samc21/samc21/include/instance/can1.h
+++ b/lib/samc21/samc21/include/instance/can1.h
@@ -133,7 +133,7 @@
#define CAN1_CLK_AHB_ID 9 // Index of AHB clock
#define CAN1_DMAC_ID_DEBUG 15 // DMA CAN Debug Req
#define CAN1_GCLK_ID 27 // Index of Generic Clock
-#define CAN1_MSG_RAM_ADDR 0x200000000
+#define CAN1_MSG_RAM_ADDR 0x20000000
#define CAN1_QOS_RESET_VAL 2 // QOS reset value
#endif /* _SAMC21_CAN1_INSTANCE_ */

2
lib/samc21/samc21/include/instance/can0.h
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@ -133,7 +133,7 @@
#define CAN0_CLK_AHB_ID 8 // Index of AHB clock
#define CAN0_DMAC_ID_DEBUG 14 // DMA CAN Debug Req
#define CAN0_GCLK_ID 26 // Index of Generic Clock
#define CAN0_MSG_RAM_ADDR 0x200000000
#define CAN0_MSG_RAM_ADDR 0x20000000
#define CAN0_QOS_RESET_VAL 2 // QOS reset value
#endif /* _SAMC21_CAN0_INSTANCE_ */

2
lib/samc21/samc21/include/instance/can1.h
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@ -133,7 +133,7 @@
#define CAN1_CLK_AHB_ID 9 // Index of AHB clock
#define CAN1_DMAC_ID_DEBUG 15 // DMA CAN Debug Req
#define CAN1_GCLK_ID 27 // Index of Generic Clock
#define CAN1_MSG_RAM_ADDR 0x200000000
#define CAN1_MSG_RAM_ADDR 0x20000000
#define CAN1_QOS_RESET_VAL 2 // QOS reset value
#endif /* _SAMC21_CAN1_INSTANCE_ */