Atmel samd: add support for SAMD21

Tested with SAMD21J18A on the SAMD21 Xplained Pro board.

Change-Id: Ice9ebcd229ed038b3193baf92d910f9256d7ce91
Signed-off-by: Andrey Yurovsky <yurovsky@gmail.com>
Reviewed-on: http://openocd.zylin.com/1873
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>

diff --git a/src/flash/nor/at91samd.c b/src/flash/nor/at91samd.c
index 86acbc097c7af9ca13fc2b7da2a21ffaa4eea232..5de5a9a8ac47b112d910ba9e39e0f9f4c8fa41a5 100644 (file)
--- a/src/flash/nor/at91samd.c
+++ b/src/flash/nor/at91samd.c
@@ -60,6 +60,7 @@
 #define SAMD_PROCESSOR_M0      0x01
 #define SAMD_FAMILY_D          0x00
 #define SAMD_SERIES_20         0x00
+#define SAMD_SERIES_21      0x01
 
 struct samd_part {
        uint8_t id;
@@ -86,6 +87,25 @@ static struct samd_part samd20_parts[] = {
        { 0xE, "SAMD20E14A", 16, 2 },
 };
 
+/* Known SAMD21 parts. */
+static struct samd_part samd21_parts[] = {
+       { 0x0, "SAMD21J18A", 256, 32 },
+       { 0x1, "SAMD21J17A", 128, 16 },
+       { 0x2, "SAMD21J16A", 64, 8 },
+       { 0x3, "SAMD21J15A", 32, 4 },
+       { 0x4, "SAMD21J14A", 16, 2 },
+       { 0x5, "SAMD21G18A", 256, 32 },
+       { 0x6, "SAMD21G17A", 128, 16 },
+       { 0x7, "SAMD21G16A", 64, 8 },
+       { 0x8, "SAMD21G15A", 32, 4 },
+       { 0x9, "SAMD21G14A", 16, 2 },
+       { 0xA, "SAMD21E18A", 256, 32 },
+       { 0xB, "SAMD21E17A", 128, 16 },
+       { 0xC, "SAMD21E16A", 64, 8 },
+       { 0xD, "SAMD21E15A", 32, 4 },
+       { 0xE, "SAMD21E14A", 16, 2 },
+};
+
 /* Each family of parts contains a parts table in the DEVSEL field of DID.  The
  * processor ID, family ID, and series ID are used to determine which exact
  * family this is and then we can use the corresponding table. */
@@ -101,6 +121,8 @@ struct samd_family {
 static struct samd_family samd_families[] = {
        { SAMD_PROCESSOR_M0, SAMD_FAMILY_D, SAMD_SERIES_20,
                samd20_parts, ARRAY_SIZE(samd20_parts) },
+       { SAMD_PROCESSOR_M0, SAMD_FAMILY_D, SAMD_SERIES_21,
+               samd21_parts, ARRAY_SIZE(samd21_parts) },
 };
 
 struct samd_info {

diff --git a/tcl/board/atmel_samd21_xplained_pro.cfg b/tcl/board/atmel_samd21_xplained_pro.cfg
new file mode 100644 (file)
index 0000000..843b0ce
--- /dev/null
+++ b/tcl/board/atmel_samd21_xplained_pro.cfg
@@ -0,0 +1,10 @@
+#
+# Atmel SAMD21 Xplained Pro evaluation kit.
+#
+
+source [find interface/cmsis-dap.cfg]
+
+# chip name
+set CHIPNAME at91samd21j18
+
+source [find target/at91samdXX.cfg]