From 33d220d10a069be34095313f51ae22052a079b34 Mon Sep 17 00:00:00 2001
From: Andrey Yurovsky <yurovsky@gmail.com>
Date: Wed, 10 Jun 2015 09:53:27 -0700
Subject: [PATCH] at91samd: add chip IDs for SAMC20 and SAMC21 families

Add the chip IDs corresponding to the new 5V "SAMC" parts which are
otherwise identical to the SAMD and should work with this driver.  Also
add the configurations for their Xplained Pro boards.

Change-Id: Ic268d4ac384a3a77d4211a94da9f9faf4d8c0f7b
Signed-off-by: Andrey Yurovsky <yurovsky@gmail.com>
Reviewed-on: http://openocd.zylin.com/2809
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
---
 src/flash/nor/at91samd.c                | 37 +++++++++++++++++++++++++
 tcl/board/atmel_samc20_xplained_pro.cfg | 10 +++++++
 tcl/board/atmel_samc21_xplained_pro.cfg | 11 ++++++++
 3 files changed, 58 insertions(+)
 create mode 100644 tcl/board/atmel_samc20_xplained_pro.cfg
 create mode 100644 tcl/board/atmel_samc21_xplained_pro.cfg

diff --git a/src/flash/nor/at91samd.c b/src/flash/nor/at91samd.c
index ddca13755..a4cc51d21 100644
--- a/src/flash/nor/at91samd.c
+++ b/src/flash/nor/at91samd.c
@@ -64,6 +64,7 @@
 #define SAMD_PROCESSOR_M0	0x01
 #define SAMD_FAMILY_D		0x00
 #define SAMD_FAMILY_L		0x01
+#define SAMD_FAMILY_C		0x02
 #define SAMD_SERIES_20		0x00
 #define SAMD_SERIES_21		0x01
 #define SAMD_SERIES_10		0x02
@@ -164,6 +165,38 @@ static const struct samd_part saml21_parts[] = {
 	{ 0x0D, "SAML21E15A", 32, 4 },
 };
 
+/* Known SAMC20 parts. */
+static const struct samd_part samc20_parts[] = {
+	{ 0x00, "SAMC20J18A", 256, 32 },
+	{ 0x01, "SAMC20J17A", 128, 16 },
+	{ 0x02, "SAMC20J16A", 64, 8 },
+	{ 0x03, "SAMC20J15A", 32, 4 },
+	{ 0x05, "SAMC20G18A", 256, 32 },
+	{ 0x06, "SAMC20G17A", 128, 16 },
+	{ 0x07, "SAMC20G16A", 64, 8 },
+	{ 0x08, "SAMC20G15A", 32, 4 },
+	{ 0x0A, "SAMC20E18A", 256, 32 },
+	{ 0x0B, "SAMC20E17A", 128, 16 },
+	{ 0x0C, "SAMC20E16A", 64, 8 },
+	{ 0x0D, "SAMC20E15A", 32, 4 },
+};
+
+/* Known SAMC21 parts. */
+static const struct samd_part samc21_parts[] = {
+	{ 0x00, "SAMC21J18A", 256, 32 },
+	{ 0x01, "SAMC21J17A", 128, 16 },
+	{ 0x02, "SAMC21J16A", 64, 8 },
+	{ 0x03, "SAMC21J15A", 32, 4 },
+	{ 0x05, "SAMC21G18A", 256, 32 },
+	{ 0x06, "SAMC21G17A", 128, 16 },
+	{ 0x07, "SAMC21G16A", 64, 8 },
+	{ 0x08, "SAMC21G15A", 32, 4 },
+	{ 0x0A, "SAMC21E18A", 256, 32 },
+	{ 0x0B, "SAMC21E17A", 128, 16 },
+	{ 0x0C, "SAMC21E16A", 64, 8 },
+	{ 0x0D, "SAMC21E15A", 32, 4 },
+};
+
 /* 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. */
@@ -189,6 +222,10 @@ static const struct samd_family samd_families[] = {
 		samd11_parts, ARRAY_SIZE(samd11_parts) },
 	{ SAMD_PROCESSOR_M0, SAMD_FAMILY_L, SAMD_SERIES_21,
 		saml21_parts, ARRAY_SIZE(saml21_parts) },
+	{ SAMD_PROCESSOR_M0, SAMD_FAMILY_C, SAMD_SERIES_20,
+		samc20_parts, ARRAY_SIZE(samc20_parts) },
+	{ SAMD_PROCESSOR_M0, SAMD_FAMILY_C, SAMD_SERIES_21,
+		samc21_parts, ARRAY_SIZE(samc21_parts) },
 };
 
 struct samd_info {
diff --git a/tcl/board/atmel_samc20_xplained_pro.cfg b/tcl/board/atmel_samc20_xplained_pro.cfg
new file mode 100644
index 000000000..1278eb7f1
--- /dev/null
+++ b/tcl/board/atmel_samc20_xplained_pro.cfg
@@ -0,0 +1,10 @@
+#
+# Atmel SAMC20 Xplained Pro evaluation kit.
+#
+
+source [find interface/cmsis-dap.cfg]
+
+# chip name
+set CHIPNAME at91samc20j18
+
+source [find target/at91samdXX.cfg]
diff --git a/tcl/board/atmel_samc21_xplained_pro.cfg b/tcl/board/atmel_samc21_xplained_pro.cfg
new file mode 100644
index 000000000..ac269305c
--- /dev/null
+++ b/tcl/board/atmel_samc21_xplained_pro.cfg
@@ -0,0 +1,11 @@
+#
+# Atmel SAMC21 Xplained Pro evaluation kit.
+# http://www.atmel.com/tools/ATSAMC21-XPRO.aspx
+#
+
+source [find interface/cmsis-dap.cfg]
+
+# chip name
+set CHIPNAME at91samc21j18
+
+source [find target/at91samdXX.cfg]