flash/at91sam4: run probe just once
[openocd.git] / src / flash / nor / at91sam4.c
index c37b1df20075e7aaaea614d6494b75ecdfb55409..f922c762bcf475b022d85ef940d95740341ce39b 100644 (file)
@@ -9,19 +9,17 @@
  *   (at91sam3x* & at91sam4 support)*                                      *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General public License as published by  *
+ *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  *   This program is distributed in the hope that it will be useful,       *
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS for A PARTICULAR PURPOSE.  See the         *
- *   GNU General public License for more details.                          *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
  *                                                                         *
- *   You should have received a copy of the GNU General public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
 ****************************************************************************/
 
 /* Some of the the lower level code was based on code supplied by
@@ -67,8 +65,9 @@
 
 #define REG_NAME_WIDTH  (12)
 
-/* at91sam4s series (has always one flash bank)*/
+/* at91sam4s/at91sam4e/at91sam4c series (has always one flash bank)*/
 #define FLASH_BANK_BASE_S   0x00400000
+#define FLASH_BANK_BASE_C   0x01000000
 
 /* at91sam4sd series (two one flash banks), first bank address */
 #define FLASH_BANK0_BASE_SD FLASH_BANK_BASE_S
 /* at91sam4sd32x, second bank address */
 #define FLASH_BANK1_BASE_2048K_SD (FLASH_BANK0_BASE_SD+(2048*1024/2))
 
+/* at91sam4c32x, first and second bank address */
+#define FLASH_BANK0_BASE_C32 FLASH_BANK_BASE_C
+#define FLASH_BANK1_BASE_C32 (FLASH_BANK_BASE_C+(2048*1024/2))
+
 #define         AT91C_EFC_FCMD_GETD                 (0x0)      /* (EFC) Get Flash Descriptor */
 #define         AT91C_EFC_FCMD_WP                   (0x1)      /* (EFC) Write Page */
 #define         AT91C_EFC_FCMD_WPL                  (0x2)      /* (EFC) Write Page and Lock */
@@ -260,11 +263,194 @@ static struct sam4_chip *get_current_sam4(struct command_context *cmd_ctx)
 
 /* these are used to *initialize* the "pChip->details" structure. */
 static const struct sam4_chip_details all_sam4_details[] = {
-       /* Start at91sam4s* series */
-       /*atsam4s16c - LQFP100/BGA100*/
+       /* Start at91sam4c* series */
+       /* at91sam4c32e - LQFP144 */
        {
-               .chipid_cidr    = 0x28AC0CE0,
-               .name           = "at91sam4s16c",
+               .chipid_cidr    = 0xA66D0EE0,
+               .name           = "at91sam4c32e",
+               .total_flash_size     = 2024 * 1024,
+               .total_sram_size      = 256 * 1024,
+               .n_gpnvms       = 3,
+               .n_banks        = 2,
+/*             .bank[0] = { */
+               {
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK0_BASE_C32,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  1024 * 1024,
+                               .nsectors   =  128,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+/*             .bank[1] = { */
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 1,
+                               .base_address = FLASH_BANK1_BASE_C32,
+                               .controller_address = 0x400e0c00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  1024 * 1024,
+                               .nsectors   =  128,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+               },
+       },
+       /* at91sam4c32c - LQFP100 */
+       {
+               .chipid_cidr    = 0xA64D0EE0,
+               .name           = "at91sam4c32c",
+               .total_flash_size     = 2024 * 1024,
+               .total_sram_size      = 256 * 1024,
+               .n_gpnvms       = 3,
+               .n_banks        = 2,
+/*             .bank[0] = { */
+               {
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK0_BASE_C32,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  1024 * 1024,
+                               .nsectors   =  128,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+/*             .bank[1] = { */
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 1,
+                               .base_address = FLASH_BANK1_BASE_C32,
+                               .controller_address = 0x400e0c00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  1024 * 1024,
+                               .nsectors   =  128,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+               },
+       },
+       /* at91sam4c16c - LQFP100 */
+       {
+               .chipid_cidr    = 0xA64C0CE0,
+               .name           = "at91sam4c16c",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_C,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /* at91sam4c8c - LQFP100 */
+       {
+               .chipid_cidr    = 0xA64C0AE0,
+               .name           = "at91sam4c8c",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_C,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  512 * 1024,
+                       .nsectors   =  64,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /* at91sam4c4c (rev B) - LQFP100 */
+       {
+               .chipid_cidr    = 0xA64C0CE5,
+               .name           = "at91sam4c4c",
+               .total_flash_size     = 256 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_C,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  256 * 1024,
+                       .nsectors   =  32,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+
+       /* Start at91sam4e* series */
+       /*atsam4e16e - LQFP144/LFBGA144*/
+       {
+               .chipid_cidr    = 0xA3CC0CE0,
+               .name           = "at91sam4e16e",
                .total_flash_size     = 1024 * 1024,
                .total_sram_size      = 128 * 1024,
                .n_gpnvms       = 2,
@@ -278,10 +464,478 @@ static const struct sam4_chip_details all_sam4_details[] = {
                        .bank_number = 0,
                        .base_address = FLASH_BANK_BASE_S,
                        .controller_address = 0x400e0a00,
-                       .flash_wait_states = 6, /* workaround silicon bug */
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+
+       /* Start at91sam4n* series */
+       /*atsam4n8a - LQFP48/QFN48*/
+       {
+               .chipid_cidr    = 0x293B0AE0,
+               .name           = "at91sam4n8a",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 64 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  512 * 1024,
+                       .nsectors   =  64,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4n8b - LQFP64/QFN64*/
+       {
+               .chipid_cidr    = 0x294B0AE0,
+               .name           = "at91sam4n8b",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 64 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  512 * 1024,
+                       .nsectors   =  64,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4n8c - LQFP100/TFBGA100/VFBGA100*/
+       {
+               .chipid_cidr    = 0x295B0AE0,
+               .name           = "at91sam4n8c",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 64 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  512 * 1024,
+                       .nsectors   =  64,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4n16b - LQFP64/QFN64*/
+       {
+               .chipid_cidr    = 0x29460CE0,
+               .name           = "at91sam4n16b",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 80 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4n16c - LQFP100/TFBGA100/VFBGA100*/
+       {
+               .chipid_cidr    = 0x29560CE0,
+               .name           = "at91sam4n16c",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 80 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+
+       /* Start at91sam4s* series */
+       /*atsam4s16c - LQFP100/BGA100*/
+       {
+               .chipid_cidr    = 0x28AC0CE0,
+               .name           = "at91sam4s16c",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*at91sam4sa16c - TFBGA100/VFBGA100/LQFP100*/
+       {
+               .chipid_cidr    = 0x28a70ce0,
+               .name           = "at91sam4sa16c",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 160 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+
+/*             .bank[0] = { */
+               {
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4s16b - LQFP64/QFN64/WLCSP64*/
+       {
+               .chipid_cidr    = 0x289C0CE0,
+               .name           = "at91sam4s16b",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4sa16b - LQFP64/QFN64*/
+       {
+               .chipid_cidr    = 0x28970CE0,
+               .name           = "at91sam4sa16b",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 160 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4s16a - LQFP48/QFN48*/
+       {
+               .chipid_cidr    = 0x288C0CE0,
+               .name           = "at91sam4s16a",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  1024 * 1024,
+                       .nsectors   =  128,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4s8c - LQFP100/BGA100*/
+       {
+               .chipid_cidr    = 0x28AC0AE0,
+               .name           = "at91sam4s8c",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  512 * 1024,
+                       .nsectors   =  64,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4s8b - LQFP64/QFN64/WLCSP64*/
+       {
+               .chipid_cidr    = 0x289C0AE0,
+               .name           = "at91sam4s8b",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  512 * 1024,
+                       .nsectors   =  64,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+       /*atsam4s8a - LQFP48/BGA48*/
+       {
+               .chipid_cidr    = 0x288C0AE0,
+               .name           = "at91sam4s8a",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 128 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
+                       .present = 1,
+                       .size_bytes =  512 * 1024,
+                       .nsectors   =  64,
+                       .sector_size = 8192,
+                       .page_size   = 512,
+                 },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               },
+       },
+
+       /*atsam4s4c - LQFP100/BGA100*/
+       {
+               .chipid_cidr    = 0x28ab09e0,
+               .name           = "at91sam4s4c",
+               .total_flash_size     = 256 * 1024,
+               .total_sram_size      = 64 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+               {
+/*             .bank[0] = {*/
+                 {
+                       .probed = 0,
+                       .pChip  = NULL,
+                       .pBank  = NULL,
+                       .bank_number = 0,
+                       .base_address = FLASH_BANK_BASE_S,
+                       .controller_address = 0x400e0a00,
+                       .flash_wait_states = 5,
                        .present = 1,
-                       .size_bytes =  1024 * 1024,
-                       .nsectors   =  128,
+                       .size_bytes =  256 * 1024,
+                       .nsectors   =  32,
                        .sector_size = 8192,
                        .page_size   = 512,
                  },
@@ -294,12 +948,13 @@ static const struct sam4_chip_details all_sam4_details[] = {
                  },
                },
        },
-       /*atsam4s16b - LQFP64/QFN64*/
+
+       /*atsam4s4b - LQFP64/QFN64/WLCSP64*/
        {
-               .chipid_cidr    = 0x289C0CE0,
-               .name           = "at91sam4s16b",
-               .total_flash_size     = 1024 * 1024,
-               .total_sram_size      = 128 * 1024,
+               .chipid_cidr    = 0x289b09e0,
+               .name           = "at91sam4s4b",
+               .total_flash_size     = 256 * 1024,
+               .total_sram_size      = 64 * 1024,
                .n_gpnvms       = 2,
                .n_banks        = 1,
                {
@@ -311,10 +966,10 @@ static const struct sam4_chip_details all_sam4_details[] = {
                        .bank_number = 0,
                        .base_address = FLASH_BANK_BASE_S,
                        .controller_address = 0x400e0a00,
-                       .flash_wait_states = 6, /* workaround silicon bug */
+                       .flash_wait_states = 5,
                        .present = 1,
-                       .size_bytes =  1024 * 1024,
-                       .nsectors   =  128,
+                       .size_bytes =  256 * 1024,
+                       .nsectors   =  32,
                        .sector_size = 8192,
                        .page_size   = 512,
                  },
@@ -327,12 +982,13 @@ static const struct sam4_chip_details all_sam4_details[] = {
                  },
                },
        },
-       /*atsam4s16a - LQFP48/QFN48*/
+
+       /*atsam4s4a - LQFP48/QFN48*/
        {
-               .chipid_cidr    = 0x288C0CE0,
-               .name           = "at91sam4s16a",
-               .total_flash_size     = 1024 * 1024,
-               .total_sram_size      = 128 * 1024,
+               .chipid_cidr    = 0x288b09e0,
+               .name           = "at91sam4s4a",
+               .total_flash_size     = 256 * 1024,
+               .total_sram_size      = 64 * 1024,
                .n_gpnvms       = 2,
                .n_banks        = 1,
                {
@@ -344,10 +1000,10 @@ static const struct sam4_chip_details all_sam4_details[] = {
                        .bank_number = 0,
                        .base_address = FLASH_BANK_BASE_S,
                        .controller_address = 0x400e0a00,
-                       .flash_wait_states = 6, /* workaround silicon bug */
+                       .flash_wait_states = 5,
                        .present = 1,
-                       .size_bytes =  1024 * 1024,
-                       .nsectors   =  128,
+                       .size_bytes =  256 * 1024,
+                       .nsectors   =  32,
                        .sector_size = 8192,
                        .page_size   = 512,
                  },
@@ -360,12 +1016,13 @@ static const struct sam4_chip_details all_sam4_details[] = {
                  },
                },
        },
-       /*atsam4s8c - LQFP100/BGA100*/
+
+       /*atsam4s2c - LQFP100/BGA100*/
        {
-               .chipid_cidr    = 0x28AC0AE0,
-               .name           = "at91sam4s8c",
-               .total_flash_size     = 512 * 1024,
-               .total_sram_size      = 128 * 1024,
+               .chipid_cidr    = 0x28ab07e0,
+               .name           = "at91sam4s2c",
+               .total_flash_size     = 128 * 1024,
+               .total_sram_size      = 64 * 1024,
                .n_gpnvms       = 2,
                .n_banks        = 1,
                {
@@ -377,10 +1034,10 @@ static const struct sam4_chip_details all_sam4_details[] = {
                        .bank_number = 0,
                        .base_address = FLASH_BANK_BASE_S,
                        .controller_address = 0x400e0a00,
-                       .flash_wait_states = 6, /* workaround silicon bug */
+                       .flash_wait_states = 5,
                        .present = 1,
-                       .size_bytes =  512 * 1024,
-                       .nsectors   =  64,
+                       .size_bytes =  128 * 1024,
+                       .nsectors   =  16,
                        .sector_size = 8192,
                        .page_size   = 512,
                  },
@@ -393,12 +1050,13 @@ static const struct sam4_chip_details all_sam4_details[] = {
                  },
                },
        },
-       /*atsam4s8b - LQFP64/BGA64*/
+
+       /*atsam4s2b - LQPF64/QFN64/WLCSP64*/
        {
-               .chipid_cidr    = 0x289C0AE0,
-               .name           = "at91sam4s8b",
-               .total_flash_size     = 512 * 1024,
-               .total_sram_size      = 128 * 1024,
+               .chipid_cidr    = 0x289b07e0,
+               .name           = "at91sam4s2b",
+               .total_flash_size     = 128 * 1024,
+               .total_sram_size      = 64 * 1024,
                .n_gpnvms       = 2,
                .n_banks        = 1,
                {
@@ -410,10 +1068,10 @@ static const struct sam4_chip_details all_sam4_details[] = {
                        .bank_number = 0,
                        .base_address = FLASH_BANK_BASE_S,
                        .controller_address = 0x400e0a00,
-                       .flash_wait_states = 6, /* workaround silicon bug */
+                       .flash_wait_states = 5,
                        .present = 1,
-                       .size_bytes =  512 * 1024,
-                       .nsectors   =  64,
+                       .size_bytes =  128 * 1024,
+                       .nsectors   =  16,
                        .sector_size = 8192,
                        .page_size   = 512,
                  },
@@ -426,12 +1084,13 @@ static const struct sam4_chip_details all_sam4_details[] = {
                  },
                },
        },
-       /*atsam4s8a - LQFP48/BGA48*/
+
+       /*atsam4s2a - LQFP48/QFN48*/
        {
-               .chipid_cidr    = 0x288C0AE0,
-               .name           = "at91sam4s8a",
-               .total_flash_size     = 512 * 1024,
-               .total_sram_size      = 128 * 1024,
+               .chipid_cidr    = 0x288b07e0,
+               .name           = "at91sam4s2a",
+               .total_flash_size     = 128 * 1024,
+               .total_sram_size      = 64 * 1024,
                .n_gpnvms       = 2,
                .n_banks        = 1,
                {
@@ -443,10 +1102,10 @@ static const struct sam4_chip_details all_sam4_details[] = {
                        .bank_number = 0,
                        .base_address = FLASH_BANK_BASE_S,
                        .controller_address = 0x400e0a00,
-                       .flash_wait_states = 6, /* workaround silicon bug */
+                       .flash_wait_states = 5,
                        .present = 1,
-                       .size_bytes =  512 * 1024,
-                       .nsectors   =  64,
+                       .size_bytes =  128 * 1024,
+                       .nsectors   =  16,
                        .sector_size = 8192,
                        .page_size   = 512,
                  },
@@ -460,7 +1119,7 @@ static const struct sam4_chip_details all_sam4_details[] = {
                },
        },
 
-       /*at91sam4sd32c*/
+       /*at91sam4sd32c  - LQFP100/BGA100*/
        {
                .chipid_cidr    = 0x29a70ee0,
                .name           = "at91sam4sd32c",
@@ -478,7 +1137,51 @@ static const struct sam4_chip_details all_sam4_details[] = {
                                .bank_number = 0,
                                .base_address = FLASH_BANK0_BASE_SD,
                                .controller_address = 0x400e0a00,
-                               .flash_wait_states = 6, /* workaround silicon bug */
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  1024 * 1024,
+                               .nsectors   =  128,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+
+/*             .bank[1] = { */
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 1,
+                               .base_address = FLASH_BANK1_BASE_2048K_SD,
+                               .controller_address = 0x400e0c00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  1024 * 1024,
+                               .nsectors   =  128,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+               },
+       },
+
+       /*at91sam4sd32b  - LQFP64/BGA64*/
+       {
+               .chipid_cidr    = 0x29970ee0,
+               .name           = "at91sam4sd32b",
+               .total_flash_size     = 2048 * 1024,
+               .total_sram_size      = 160 * 1024,
+               .n_gpnvms       = 3,
+               .n_banks        = 2,
+
+/*             .bank[0] = { */
+               {
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK0_BASE_SD,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
                                .present = 1,
                                .size_bytes =  1024 * 1024,
                                .nsectors   =  128,
@@ -494,7 +1197,7 @@ static const struct sam4_chip_details all_sam4_details[] = {
                                .bank_number = 1,
                                .base_address = FLASH_BANK1_BASE_2048K_SD,
                                .controller_address = 0x400e0c00,
-                               .flash_wait_states = 6, /* workaround silicon bug */
+                               .flash_wait_states = 5,
                                .present = 1,
                                .size_bytes =  1024 * 1024,
                                .nsectors   =  128,
@@ -504,6 +1207,197 @@ static const struct sam4_chip_details all_sam4_details[] = {
                },
        },
 
+       /*at91sam4sd16c - LQFP100/BGA100*/
+       {
+               .chipid_cidr    = 0x29a70ce0,
+               .name           = "at91sam4sd16c",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 160 * 1024,
+               .n_gpnvms       = 3,
+               .n_banks        = 2,
+
+/*             .bank[0] = { */
+               {
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK0_BASE_SD,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  512 * 1024,
+                               .nsectors   =  64,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+
+/*             .bank[1] = { */
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 1,
+                               .base_address = FLASH_BANK1_BASE_1024K_SD,
+                               .controller_address = 0x400e0c00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  512 * 1024,
+                               .nsectors   =  64,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+               },
+       },
+
+       /*at91sam4sd16b - LQFP64/BGA64*/
+       {
+               .chipid_cidr    = 0x29970ce0,
+               .name           = "at91sam4sd16b",
+               .total_flash_size     = 1024 * 1024,
+               .total_sram_size      = 160 * 1024,
+               .n_gpnvms       = 3,
+               .n_banks        = 2,
+
+/*             .bank[0] = { */
+               {
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK0_BASE_SD,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  512 * 1024,
+                               .nsectors   =  64,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+
+/*             .bank[1] = { */
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 1,
+                               .base_address = FLASH_BANK1_BASE_1024K_SD,
+                               .controller_address = 0x400e0c00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  512 * 1024,
+                               .nsectors   =  64,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+               },
+       },
+
+       /* atsamg53n19 */
+       {
+               .chipid_cidr    = 0x247e0ae0,
+               .name           = "atsamg53n19",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 96 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+
+/*             .bank[0] = {*/
+               {
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK_BASE_S,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  512 * 1024,
+                               .nsectors   =  64,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+/*             .bank[1] = {*/
+                 {
+                       .present = 0,
+                       .probed = 0,
+                       .bank_number = 1,
+
+                 },
+               }
+       },
+
+       /* atsamg55g19 */
+       {
+               .chipid_cidr    = 0x24470ae0,
+               .name           = "atsamg55g19",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 160 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+
+               {
+/*                     .bank[0] = */
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK_BASE_S,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  512 * 1024,
+                               .nsectors   =  64,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+/*                     .bank[1] = */
+                       {
+                               .present = 0,
+                               .probed = 0,
+                               .bank_number = 1,
+                       },
+               }
+       },
+
+       /* atsamg55j19 */
+       {
+               .chipid_cidr    = 0x24570ae0,
+               .name           = "atsamg55j19",
+               .total_flash_size     = 512 * 1024,
+               .total_sram_size      = 160 * 1024,
+               .n_gpnvms       = 2,
+               .n_banks        = 1,
+
+               {
+/*                     .bank[0] = */
+                       {
+                               .probed = 0,
+                               .pChip  = NULL,
+                               .pBank  = NULL,
+                               .bank_number = 0,
+                               .base_address = FLASH_BANK_BASE_S,
+                               .controller_address = 0x400e0a00,
+                               .flash_wait_states = 5,
+                               .present = 1,
+                               .size_bytes =  512 * 1024,
+                               .nsectors   =  64,
+                               .sector_size = 8192,
+                               .page_size   = 512,
+                       },
+/*                     .bank[1] = */
+                       {
+                               .present = 0,
+                               .probed = 0,
+                               .bank_number = 1,
+                       },
+               }
+       },
+
        /* terminate */
        {
                .chipid_cidr    = 0,
@@ -662,7 +1556,7 @@ static int EFC_PerformCommand(struct sam4_bank_private *pPrivate,
 
        int r;
        uint32_t v;
-       long long ms_now, ms_end;
+       int64_t ms_now, ms_end;
 
        /* default */
        if (status)
@@ -1002,7 +1896,7 @@ static uint32_t sam4_reg_fieldname(struct sam4_chip *pChip,
        }
 
        /* show the basics */
-       LOG_USER_N("\t%*s: %*d [0x%0*x] ",
+       LOG_USER_N("\t%*s: %*" PRId32 " [0x%0*" PRIx32 "] ",
                REG_NAME_WIDTH, regname,
                dwidth, v,
                hwidth, v);
@@ -1011,14 +1905,14 @@ static uint32_t sam4_reg_fieldname(struct sam4_chip *pChip,
 
 static const char _unknown[] = "unknown";
 static const char *const eproc_names[] = {
-       _unknown,                                       /* 0 */
+       "Cortex-M7",                            /* 0 */
        "arm946es",                                     /* 1 */
        "arm7tdmi",                                     /* 2 */
-       "cortex-m3",                            /* 3 */
+       "Cortex-M3",                            /* 3 */
        "arm920t",                                      /* 4 */
        "arm926ejs",                            /* 5 */
-       "cortex-a5",                            /* 6 */
-       "cortex-m4",                            /* 7 */
+       "Cortex-A5",                            /* 6 */
+       "Cortex-M4",                            /* 7 */
        _unknown,                                       /* 8 */
        _unknown,                                       /* 9 */
        _unknown,                                       /* 10 */
@@ -1039,7 +1933,7 @@ static const char *const nvpsize[] = {
        "64K bytes",                            /*  5 */
        _unknown,                                       /*  6 */
        "128K bytes",                           /*  7 */
-       _unknown,                                       /*  8 */
+       "160K bytes",                           /*  8 */
        "256K bytes",                           /*  9 */
        "512K bytes",                           /* 10 */
        _unknown,                                       /* 11 */
@@ -1076,12 +1970,21 @@ static const struct archnames { unsigned value; const char *name; } archnames[]
        { 0x37,  "CAP7 Series"                                                          },
        { 0x39,  "CAP9 Series"                                                          },
        { 0x3B,  "CAP11 Series"                                                         },
+       { 0x3C, "ATSAM4E"                                                               },
        { 0x40,  "AT91x40 Series"                                                       },
        { 0x42,  "AT91x42 Series"                                                       },
+       { 0x43,  "SAMG51 Series"
+       },
+       { 0x44,  "SAMG55 Series (49-pin WLCSP)"                                         },
+       { 0x45,  "SAMG55 Series (64-pin)"                                                        },
+       { 0x47,  "SAMG53 Series"
+       },
        { 0x55,  "AT91x55 Series"                                                       },
        { 0x60,  "AT91SAM7Axx Series"                                           },
        { 0x61,  "AT91SAM7AQxx Series"                                          },
        { 0x63,  "AT91x63 Series"                                                       },
+       { 0x64,  "SAM4CxxC (100-pin version)"                                           },
+       { 0x66,  "SAM4CxxE (144-pin version)"                                           },
        { 0x70,  "AT91SAM7Sxx Series"                                           },
        { 0x71,  "AT91SAM7XCxx Series"                                          },
        { 0x72,  "AT91SAM7SExx Series"                                          },
@@ -1227,10 +2130,10 @@ static void sam4_explain_ckgr_mcfr(struct sam4_chip *pChip)
        v = (v * pChip->cfg.slow_freq) / 16;
        pChip->cfg.mainosc_freq = v;
 
-       LOG_USER("(%3.03f Mhz (%d.%03dkhz slowclk)",
+       LOG_USER("(%3.03f Mhz (%" PRIu32 ".%03" PRIu32 "khz slowclk)",
                _tomhz(v),
-               pChip->cfg.slow_freq / 1000,
-               pChip->cfg.slow_freq % 1000);
+               (uint32_t)(pChip->cfg.slow_freq / 1000),
+               (uint32_t)(pChip->cfg.slow_freq % 1000));
 }
 
 static void sam4_explain_ckgr_plla(struct sam4_chip *pChip)
@@ -1246,8 +2149,8 @@ static void sam4_explain_ckgr_plla(struct sam4_chip *pChip)
                LOG_USER("\tPLLA Freq: (Disabled,mula = 0)");
        else if (diva == 0)
                LOG_USER("\tPLLA Freq: (Disabled,diva = 0)");
-       else if (diva == 1) {
-               pChip->cfg.plla_freq = (pChip->cfg.mainosc_freq * (mula + 1));
+       else if (diva >= 1) {
+               pChip->cfg.plla_freq = (pChip->cfg.mainosc_freq * (mula + 1) / diva);
                LOG_USER("\tPLLA Freq: %3.03f MHz",
                        _tomhz(pChip->cfg.plla_freq));
        }
@@ -1398,7 +2301,7 @@ static const struct sam4_reg_list sam4_all_regs[] = {
 
 static struct sam4_bank_private *get_sam4_bank_private(struct flash_bank *bank)
 {
-       return (struct sam4_bank_private *)(bank->driver_priv);
+       return bank->driver_priv;
 }
 
 /**
@@ -1473,13 +2376,18 @@ static int sam4_GetInfo(struct sam4_chip *pChip)
 {
        const struct sam4_reg_list *pReg;
        uint32_t regval;
+       int r;
+
+       r = sam4_ReadAllRegs(pChip);
+       if (r != ERROR_OK)
+               return r;
 
        pReg = &(sam4_all_regs[0]);
        while (pReg->name) {
                /* display all regs */
                LOG_DEBUG("Start: %s", pReg->name);
                regval = *sam4_get_reg_ptr(&(pChip->cfg), pReg);
-               LOG_USER("%*s: [0x%08x] -> 0x%08x",
+               LOG_USER("%*s: [0x%08" PRIx32 "] -> 0x%08" PRIx32,
                        REG_NAME_WIDTH,
                        pReg->name,
                        pReg->address,
@@ -1495,7 +2403,7 @@ static int sam4_GetInfo(struct sam4_chip *pChip)
        LOG_USER(" cpu-freq: %3.03f MHz", _tomhz(pChip->cfg.cpu_freq));
        LOG_USER("mclk-freq: %3.03f MHz", _tomhz(pChip->cfg.mclk_freq));
 
-       LOG_USER(" UniqueId: 0x%08x 0x%08x 0x%08x 0x%08x",
+       LOG_USER(" UniqueId: 0x%08" PRIx32 " 0x%08" PRIx32 " 0x%08" PRIx32 " 0x%08"PRIx32,
                pChip->cfg.unique_id[0],
                pChip->cfg.unique_id[1],
                pChip->cfg.unique_id[2],
@@ -1579,15 +2487,17 @@ FLASH_BANK_COMMAND_HANDLER(sam4_flash_bank_command)
                /* at91sam4s series only has bank 0*/
                /* at91sam4sd series has the same address for bank 0 (FLASH_BANK0_BASE_SD)*/
                case FLASH_BANK_BASE_S:
+               case FLASH_BANK_BASE_C:
                        bank->driver_priv = &(pChip->details.bank[0]);
                        bank->bank_number = 0;
                        pChip->details.bank[0].pChip = pChip;
                        pChip->details.bank[0].pBank = bank;
                        break;
 
-               /* Bank 1 of at91sam4sd series */
+               /* Bank 1 of at91sam4sd/at91sam4c32 series */
                case FLASH_BANK1_BASE_1024K_SD:
                case FLASH_BANK1_BASE_2048K_SD:
+               case FLASH_BANK1_BASE_C32:
                        bank->driver_priv = &(pChip->details.bank[1]);
                        bank->bank_number = 1;
                        pChip->details.bank[1].pChip = pChip;
@@ -1599,6 +2509,22 @@ FLASH_BANK_COMMAND_HANDLER(sam4_flash_bank_command)
        return ERROR_OK;
 }
 
+/**
+ * Remove all chips from the internal list without distingushing which one
+ * is owned by this bank. This simplification works only for one shot
+ * deallocation like current flash_free_all_banks()
+ */
+static void sam4_free_driver_priv(struct flash_bank *bank)
+{
+       struct sam4_chip *chip = all_sam4_chips;
+       while (chip) {
+               struct sam4_chip *next = chip->next;
+               free(chip);
+               chip = next;
+       }
+       all_sam4_chips = NULL;
+}
+
 static int sam4_GetDetails(struct sam4_bank_private *pPrivate)
 {
        const struct sam4_chip_details *pDetails;
@@ -1619,10 +2545,12 @@ static int sam4_GetDetails(struct sam4_bank_private *pPrivate)
                LOG_ERROR("SAM4 ChipID 0x%08x not found in table (perhaps you can ID this chip?)",
                        (unsigned int)(pPrivate->pChip->cfg.CHIPID_CIDR));
                /* Help the victim, print details about the chip */
-               LOG_INFO("SAM4 CHIPID_CIDR: 0x%08x decodes as follows",
+               LOG_INFO("SAM4 CHIPID_CIDR: 0x%08" PRIx32 " decodes as follows",
                        pPrivate->pChip->cfg.CHIPID_CIDR);
                sam4_explain_chipid_cidr(pPrivate->pChip);
                return ERROR_FAIL;
+       } else {
+               LOG_INFO("SAM4 Found chip %s, CIDR 0x%08x", pDetails->name, pDetails->chipid_cidr);
        }
 
        /* DANGER: THERE ARE DRAGONS HERE */
@@ -1658,14 +2586,14 @@ static int sam4_GetDetails(struct sam4_bank_private *pPrivate)
        return ERROR_OK;
 }
 
-static int _sam4_probe(struct flash_bank *bank, int noise)
+static int sam4_probe(struct flash_bank *bank)
 {
        unsigned x;
        int r;
        struct sam4_bank_private *pPrivate;
 
 
-       LOG_DEBUG("Begin: Bank: %d, Noise: %d", bank->bank_number, noise);
+       LOG_DEBUG("Begin: Bank: %d", bank->bank_number);
        if (bank->target->state != TARGET_HALTED) {
                LOG_ERROR("Target not halted");
                return ERROR_TARGET_NOT_HALTED;
@@ -1693,6 +2621,7 @@ static int _sam4_probe(struct flash_bank *bank, int noise)
        for (x = 0; x < SAM4_MAX_FLASH_BANKS; x++) {
                if (bank->base == pPrivate->pChip->details.bank[x].base_address) {
                        bank->size = pPrivate->pChip->details.bank[x].size_bytes;
+                       LOG_INFO("SAM4 Set flash bank to %08X - %08X, idx %d", bank->base, bank->base + bank->size, x);
                        break;
                }
        }
@@ -1731,14 +2660,15 @@ static int _sam4_probe(struct flash_bank *bank, int noise)
        return r;
 }
 
-static int sam4_probe(struct flash_bank *bank)
-{
-       return _sam4_probe(bank, 1);
-}
-
 static int sam4_auto_probe(struct flash_bank *bank)
 {
-       return _sam4_probe(bank, 0);
+       struct sam4_bank_private *pPrivate;
+
+       pPrivate = get_sam4_bank_private(bank);
+       if (pPrivate && pPrivate->probed)
+               return ERROR_OK;
+
+       return sam4_probe(bank);
 }
 
 static int sam4_erase(struct flash_bank *bank, int first, int last)
@@ -1819,16 +2749,6 @@ static int sam4_protect(struct flash_bank *bank, int set, int first, int last)
 
 }
 
-static int sam4_info(struct flash_bank *bank, char *buf, int buf_size)
-{
-       if (bank->target->state != TARGET_HALTED) {
-               LOG_ERROR("Target not halted");
-               return ERROR_TARGET_NOT_HALTED;
-       }
-       buf[0] = 0;
-       return ERROR_OK;
-}
-
 static int sam4_page_read(struct sam4_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
 {
        uint32_t adr;
@@ -1848,94 +2768,7 @@ static int sam4_page_read(struct sam4_bank_private *pPrivate, unsigned pagenum,
        return r;
 }
 
-/* The code below is basically this: */
-/* compiled with */
-/* arm-none-eabi-gcc -mthumb -mcpu = cortex-m3 -O9 -S ./foobar.c -o foobar.s */
-/*  */
-/* Only the *CPU* can write to the flash buffer. */
-/* the DAP cannot... so - we download this 28byte thing */
-/* Run the algorithm - (below) */
-/* to program the device */
-/*  */
-/* ======================================== */
-/* #include <stdint.h> */
-/*  */
-/* struct foo { */
-/*   uint32_t *dst; */
-/*   const uint32_t *src; */
-/*   int   n; */
-/*   volatile uint32_t *base; */
-/*   uint32_t   cmd; */
-/* }; */
-/*  */
-/*  */
-/* uint32_t sam4_function(struct foo *p) */
-/* { */
-/*   volatile uint32_t *v; */
-/*   uint32_t *d; */
-/*   const uint32_t *s; */
-/*   int   n; */
-/*   uint32_t r; */
-/*  */
-/*   d = p->dst; */
-/*   s = p->src; */
-/*   n = p->n; */
-/*  */
-/*   do { */
-/*     *d++ = *s++; */
-/*   } while (--n) */
-/*     ; */
-/*  */
-/*   v = p->base; */
-/*  */
-/*   v[ 1 ] = p->cmd; */
-/*   do { */
-/*     r = v[8/4]; */
-/*   } while (!(r&1)) */
-/*     ; */
-/*   return r; */
-/* } */
-/* ======================================== */
-
-static const uint8_t
-       sam4_page_write_opcodes[] = {
-       /*  24 0000 0446                mov     r4, r0 */
-       0x04, 0x46,
-       /*  25 0002 6168                ldr     r1, [r4, #4] */
-       0x61, 0x68,
-       /*  26 0004 0068                ldr     r0, [r0, #0] */
-       0x00, 0x68,
-       /*  27 0006 A268                ldr     r2, [r4, #8] */
-       0xa2, 0x68,
-       /*  28                          @ lr needed for prologue */
-       /*  29                  .L2: */
-       /*  30 0008 51F8043B            ldr     r3, [r1], #4 */
-       0x51, 0xf8, 0x04, 0x3b,
-       /*  31 000c 12F1FF32            adds    r2, r2, #-1 */
-       0x12, 0xf1, 0xff, 0x32,
-       /*  32 0010 40F8043B            str     r3, [r0], #4 */
-       0x40, 0xf8, 0x04, 0x3b,
-       /*  33 0014 F8D1                bne     .L2 */
-       0xf8, 0xd1,
-       /*  34 0016 E268                ldr     r2, [r4, #12] */
-       0xe2, 0x68,
-       /*  35 0018 2369                ldr     r3, [r4, #16] */
-       0x23, 0x69,
-       /*  36 001a 5360                str     r3, [r2, #4] */
-       0x53, 0x60,
-       /*  37 001c 0832                adds    r2, r2, #8 */
-       0x08, 0x32,
-       /*  38                  .L4: */
-       /*  39 001e 1068                ldr     r0, [r2, #0] */
-       0x10, 0x68,
-       /*  40 0020 10F0010F            tst     r0, #1 */
-       0x10, 0xf0, 0x01, 0x0f,
-       /*  41 0024 FBD0                beq     .L4 */
-       0xfb, 0xd0,
-       0x00, 0xBE                              /* bkpt #0 */
-};
-
-static int sam4_page_write(struct sam4_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
+static int sam4_page_write(struct sam4_bank_private *pPrivate, unsigned pagenum, const uint8_t *buf)
 {
        uint32_t adr;
        uint32_t status;
@@ -1997,7 +2830,7 @@ static int sam4_page_write(struct sam4_bank_private *pPrivate, unsigned pagenum,
 }
 
 static int sam4_write(struct flash_bank *bank,
-       uint8_t *buffer,
+       const uint8_t *buffer,
        uint32_t offset,
        uint32_t count)
 {
@@ -2376,5 +3209,5 @@ struct flash_driver at91sam4_flash = {
        .auto_probe = sam4_auto_probe,
        .erase_check = default_flash_blank_check,
        .protect_check = sam4_protect_check,
-       .info = sam4_info,
+       .free_driver_priv = sam4_free_driver_priv,
 };

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