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flash: efm32: Add support for EZR32LG and EZR32WG. 

This patch was tested with an EZR32WG Starter Kit.

Change-Id: I0f7c619e715fe30e88e6da3bead0806dd3bce819
Signed-off-by: Marc Schink <openocd-dev@marcschink.de>
Reviewed-on: http://openocd.zylin.com/2700
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Marc Schink 2015-04-08 10:55:22 +02:00 committed by Paul Fertser
parent 8d86633eb7
commit 14040c7a57
1 changed files with 19 additions and 3 deletions
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22
src/flash/nor/efm32.c
View File

@ -47,6 +47,8 @@
#define EFM_FAMILY_ID_LEOPARD_GECKO 74
#define EFM_FAMILY_ID_WONDER_GECKO 75
#define EFM_FAMILY_ID_ZERO_GECKO 76
#define EZR_FAMILY_ID_WONDER_GECKO 120
#define EZR_FAMILY_ID_LEOPARD_GECKO 121
#define EFM32_FLASH_ERASE_TMO 100
#define EFM32_FLASH_WDATAREADY_TMO 100
@ -61,7 +63,7 @@
#define EFM32_MSC_LOCK_BITS (EFM32_MSC_INFO_BASE+0x4000)
#define EFM32_MSC_DEV_INFO (EFM32_MSC_INFO_BASE+0x8000)
/* PAGE_SIZE is only present in Leopard and Giant Gecko MCUs */
/* PAGE_SIZE is only present in Leopard, Giant and Wonder Gecko MCUs */
#define EFM32_MSC_DI_PAGE_SIZE (EFM32_MSC_DEV_INFO+0x1e7)
#define EFM32_MSC_DI_FLASH_SZ (EFM32_MSC_DEV_INFO+0x1f8)
#define EFM32_MSC_DI_RAM_SZ (EFM32_MSC_DEV_INFO+0x1fa)
@ -202,7 +204,9 @@ static int efm32x_read_info(struct flash_bank *bank,
LOG_ERROR("Invalid page size %u", efm32_info->page_size);
return ERROR_FAIL;
}
} else if (EFM_FAMILY_ID_WONDER_GECKO == efm32_info->part_family) {
} else if (EFM_FAMILY_ID_WONDER_GECKO == efm32_info->part_family ||
EZR_FAMILY_ID_WONDER_GECKO == efm32_info->part_family ||
EZR_FAMILY_ID_LEOPARD_GECKO == efm32_info->part_family) {
uint8_t pg_size = 0;
ret = target_read_u8(bank->target, EFM32_MSC_DI_PAGE_SIZE,
&pg_size);
@ -846,9 +850,11 @@ static int efm32x_probe(struct flash_bank *bank)
LOG_INFO("Tiny Gecko MCU detected");
break;
case EFM_FAMILY_ID_LEOPARD_GECKO:
case EZR_FAMILY_ID_LEOPARD_GECKO:
LOG_INFO("Leopard Gecko MCU detected");
break;
case EFM_FAMILY_ID_WONDER_GECKO:
case EZR_FAMILY_ID_WONDER_GECKO:
LOG_INFO("Wonder Gecko MCU detected");
break;
case EFM_FAMILY_ID_ZERO_GECKO:
@ -944,7 +950,15 @@ static int get_efm32x_info(struct flash_bank *bank, char *buf, int buf_size)
return ret;
}
printed = snprintf(buf, buf_size, "EFM32 ");
switch (info.part_family) {
case EZR_FAMILY_ID_WONDER_GECKO:
case EZR_FAMILY_ID_LEOPARD_GECKO:
printed = snprintf(buf, buf_size, "EZR32 ");
break;
default:
printed = snprintf(buf, buf_size, "EFM32 ");
}
buf += printed;
buf_size -= printed;
@ -962,9 +976,11 @@ static int get_efm32x_info(struct flash_bank *bank, char *buf, int buf_size)
printed = snprintf(buf, buf_size, "Tiny Gecko");
break;
case EFM_FAMILY_ID_LEOPARD_GECKO:
case EZR_FAMILY_ID_LEOPARD_GECKO:
printed = snprintf(buf, buf_size, "Leopard Gecko");
break;
case EFM_FAMILY_ID_WONDER_GECKO:
case EZR_FAMILY_ID_WONDER_GECKO:
printed = snprintf(buf, buf_size, "Wonder Gecko");
break;
case EFM_FAMILY_ID_ZERO_GECKO: