diff options
| author | Patrick Delaunay <patrick.delaunay@st.com> | 2020-03-18 09:25:00 +0100 |
|---|---|---|
| committer | Patrick Delaunay <patrick.delaunay@st.com> | 2020-05-14 09:02:12 +0200 |
| commit | 468f0508b58b02943942c47b66645a05244f2bbf (patch) | |
| tree | 5fc5106f04290e71e1c2a677d3103bfe38cbd737 /arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c | |
| parent | 6ce1f4ad8d300272e7584a514d9be0c334754ff7 (diff) | |
stm32mp: stm32prog: add serial link support
Add a support of UART, using the same protocol than MCU STM32.
See "AN5275: USB DFU/USART protocols used in STM32MP1 Series
bootloaders" for details.
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Diffstat (limited to 'arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c')
| -rw-r--r-- | arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c index d127afefaa..0967bbc11a 100644 --- a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c +++ b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c @@ -1486,6 +1486,7 @@ void stm32prog_next_phase(struct stm32prog_data *data) } /* found next selected partition */ + data->dfu_seq = 0; data->cur_part = NULL; data->phase = PHASE_END; found = false; @@ -1653,6 +1654,7 @@ int stm32prog_dfu_init(struct stm32prog_data *data) int stm32prog_init(struct stm32prog_data *data, ulong addr, ulong size) { memset(data, 0x0, sizeof(*data)); + data->read_phase = PHASE_RESET; data->phase = PHASE_FLASHLAYOUT; return parse_flash_layout(data, addr, size); @@ -1664,6 +1666,7 @@ void stm32prog_clean(struct stm32prog_data *data) dfu_free_entities(); free(data->part_array); free(data->otp_part); + free(data->buffer); free(data->header_data); } @@ -1709,6 +1712,7 @@ void dfu_initiated_callback(struct dfu_entity *dfu) /* force the saved offset for the current partition */ if (dfu->alt == stm32prog_data->cur_part->alt_id) { dfu->offset = stm32prog_data->offset; + stm32prog_data->dfu_seq = 0; pr_debug("dfu offset = 0x%llx\n", dfu->offset); } } |