interesting
/
riscv-openocd
mirror of https://github.com/riscv/riscv-openocd.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

efm32 : Added ZeroGecko family support. 

Added Cortex-M0plus "ZeroGecko" Family to flash driver.
Tested on EFM32ZG222F32.

Change-Id: I1660b34ef6ee04837e97581504fff0faf84d1c6d
Signed-off-by: Nemui Trinomius <nemuisan_kawausogasuki@live.jp>
Reviewed-on: http://openocd.zylin.com/1994
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Nemui Trinomius 2014-02-27 23:57:09 +09:00 committed by Andreas Fritiofson
parent 7b6158db4e
commit 889aa89c81
1 changed files with 17 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
src/flash/nor/efm32.c
View File

@ -10,7 +10,10 @@
* *
* Copyright (C) 2013 by Roman Dmitrienko *
* me@iamroman.org *
*
* *
* Copyright (C) 2014 Nemui Trinomius *
* nemuisan_kawausogasuki@live.jp *
* *
* 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 *
* the Free Software Foundation; either version 2 of the License, or *
@ -43,6 +46,7 @@
#define EFM_FAMILY_ID_TINY_GECKO 73
#define EFM_FAMILY_ID_LEOPARD_GECKO 74
#define EFM_FAMILY_ID_WONDER_GECKO 75
#define EFM_FAMILY_ID_ZERO_GECKO 76
#define EFM32_FLASH_ERASE_TMO 100
#define EFM32_FLASH_WDATAREADY_TMO 100
@ -141,9 +145,11 @@ static int efm32x_read_info(struct flash_bank *bank,
if (((cpuid >> 4) & 0xfff) == 0xc23) {
/* Cortex M3 device */
} else if (((cpuid >> 4) & 0xfff) == 0xc24) {
/* Cortex M4 device */
/* Cortex M4 device(WONDER GECKO) */
} else if (((cpuid >> 4) & 0xfff) == 0xc60) {
/* Cortex M0plus device(ZERO GECKO) */
} else {
LOG_ERROR("Target is not CortexM3 or M4");
LOG_ERROR("Target is not Cortex-Mx Device");
return ERROR_FAIL;
}
@ -170,6 +176,8 @@ static int efm32x_read_info(struct flash_bank *bank,
if (EFM_FAMILY_ID_GECKO == efm32_info->part_family ||
EFM_FAMILY_ID_TINY_GECKO == efm32_info->part_family)
efm32_info->page_size = 512;
else if (EFM_FAMILY_ID_ZERO_GECKO == efm32_info->part_family)
efm32_info->page_size = 1024;
else if (EFM_FAMILY_ID_GIANT_GECKO == efm32_info->part_family ||
EFM_FAMILY_ID_LEOPARD_GECKO == efm32_info->part_family) {
if (efm32_info->prod_rev >= 18) {
@ -843,6 +851,9 @@ static int efm32x_probe(struct flash_bank *bank)
case EFM_FAMILY_ID_WONDER_GECKO:
LOG_INFO("Wonder Gecko MCU detected");
break;
case EFM_FAMILY_ID_ZERO_GECKO:
LOG_INFO("Zero Gecko MCU detected");
break;
default:
LOG_ERROR("Unsupported MCU family %d",
efm32_mcu_info.part_family);
@ -956,6 +967,9 @@ static int get_efm32x_info(struct flash_bank *bank, char *buf, int buf_size)
case EFM_FAMILY_ID_WONDER_GECKO:
printed = snprintf(buf, buf_size, "Wonder Gecko");
break;
case EFM_FAMILY_ID_ZERO_GECKO:
printed = snprintf(buf, buf_size, "Zero Gecko");
break;
}
buf += printed;