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stm32h7: Add support for new product lines 

Add support for:
* STM32H7B3/B0/A3 (RM0455)
* STM32H723/33/25/35/30 (RM0468)

Successfully tested with:
* STM32H7A3ZIT (RM0455)
* STM32H747XIH (check for regressions)
This commit is contained in:
Richard Meadows 2020-10-10 20:49:50 +02:00 committed by UweBonnes
parent 817c62d7fd
commit 4108b649c2
1 changed files with 31 additions and 18 deletions
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49
src/target/stm32h7.c
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@ -57,7 +57,7 @@ static int stm32h7_flash_erase(struct target_flash *f, target_addr addr,
static int stm32h7_flash_write(struct target_flash *f,
target_addr dest, const void *src, size_t len);
static const char stm32h74_driver_str[] = "STM32H74x";
static const char stm32h7_driver_str[] = "STM32H7";
enum stm32h7_regs
{
@ -142,14 +142,14 @@ enum stm32h7_regs
#define D3DBGCKEN (1 << 22)
#define FLASH_SIZE_REG 0x1ff1e880
#define BANK1_START 0x08000000
#define NUM_SECTOR_PER_BANK 8
#define FLASH_SECTOR_SIZE 0x20000
#define BANK2_START 0x08100000
enum ID_STM32H7 {
ID_STM32H74x = 0x450,
ID_STM32H74x = 0x450, /* RM0433, RM0399 */
ID_STM32H7Bx = 0x480, /* RM0455 */
ID_STM32H72x = 0x483, /* RM0468 */
};
struct stm32h7_flash {
@ -221,11 +221,12 @@ static void stm32h7_detach(target *t)
bool stm32h7_probe(target *t)
{
if (t->idcode == ID_STM32H74x) {
t->driver = stm32h74_driver_str;
uint32_t idcode = t->idcode;
if (idcode == ID_STM32H74x || idcode == ID_STM32H7Bx || idcode == ID_STM32H72x) {
t->driver = stm32h7_driver_str;
t->attach = stm32h7_attach;
t->detach = stm32h7_detach;
target_add_commands(t, stm32h7_cmd_list, stm32h74_driver_str);
target_add_commands(t, stm32h7_cmd_list, stm32h7_driver_str);
t->target_storage = target_mem_read32(t, DBGMCU_CR);
/* RM0433 Rev 4 is not really clear, what bits are needed in DBGMCU_CR.
* Maybe more flags needed?
@ -437,7 +438,12 @@ static bool stm32h7_uid(target *t, int argc, const char **argv)
{
(void)argc;
(void)argv;
uint32_t uid = 0x1ff1e800;
if (t->idcode == ID_STM32H7Bx) {
uid = 0x08fff800; /* 7B3/7A3/7B0 */
}
int i;
tc_printf(t, "0x");
for (i = 0; i < 12; i = i + 4) {
@ -553,21 +559,28 @@ static bool stm32h7_cmd_rev(target *t, int argc, const char **argv)
switch (dev_id) {
case 0x450:
tc_printf(t, "STM32H742/743/753/750\n");
/* Print revision */
char rev = '?';
for (size_t i = 0;
i < sizeof(stm32h7xx_revisions)/sizeof(struct stm32h7xx_rev); i++) {
/* Check for matching revision */
if (stm32h7xx_revisions[i].rev_id == rev_id) {
rev = stm32h7xx_revisions[i].revision;
}
}
tc_printf(t, "Revision %c\n", rev);
break;
case 0x480:
tc_printf(t, "STM32H7B3/7A3/7B0\n");
break;
case 0x483:
tc_printf(t, "STM32H723/733/725/735/730\n");
break;
default:
tc_printf(t, "Unknown STM32H7. This driver may not support it!\n");
}
/* Print revision */
char rev = '?';
for (size_t i = 0;
i < sizeof(stm32h7xx_revisions)/sizeof(struct stm32h7xx_rev); i++) {
/* Check for matching revision */
if (stm32h7xx_revisions[i].rev_id == rev_id) {
rev = stm32h7xx_revisions[i].revision;
}
}
tc_printf(t, "Revision %c\n", rev);
return true;
}