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MSPM0 MSPM0G51xx support #99344

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MSPM0 MSPM0G51xx support #99344

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c6107a0
west: update to in flight pr
d-philpot Nov 4, 2025
35257cd
soc: add soc definitions for MSPM0G51xx
d-philpot Nov 4, 2025
67c1c80
dts: add files for MSPM0G51xx family
d-philpot Nov 4, 2025
ceab05a
boards: add LP_MSPM0G5187 board support
d-philpot Nov 4, 2025
fee99fb
scripts: checkpatch: add UNICOMM_Inst_Regs
d-philpot Nov 13, 2025
0261d5c
serial: update uart driver to account for UNICOMM
d-philpot Nov 4, 2025
c296679
gpio: update pin LUT for MSPM0G51xx
d-philpot Nov 4, 2025
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3 changes: 2 additions & 1 deletion drivers/serial/Kconfig.mspm0
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,8 @@ config UART_MSPM0
depends on DT_HAS_TI_MSPM0_UART_ENABLED
select SERIAL_HAS_DRIVER
select SERIAL_SUPPORT_INTERRUPT
select USE_MSPM0_DL_UART
select USE_MSPM0_DL_UNICOMM_UART if (HAS_MSP_UNICOMM)
select USE_MSPM0_DL_UART if !(HAS_MSP_UNICOMM)
select PINCTRL
help
This option enables the TI MSPM0 UART driver.
21 changes: 19 additions & 2 deletions drivers/serial/uart_mspm0.c
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Original file line number Diff line number Diff line change
Expand Up @@ -17,10 +17,18 @@
#include <zephyr/irq.h>

/* Driverlib includes */
#ifdef CONFIG_HAS_MSP_UNICOMM
#include <ti/driverlib/dl_unicommuart.h>
#else
#include <ti/driverlib/dl_uart_main.h>
#endif

struct uart_mspm0_config {
#ifdef CONFIG_HAS_MSP_UNICOMM
UNICOMM_Inst_Regs *regs;
#else
UART_Regs *regs;
#endif
uint32_t current_speed;
const struct mspm0_sys_clock *clock_subsys;
const struct pinctrl_dev_config *pinctrl;
Expand Down Expand Up @@ -313,8 +321,17 @@ static DEVICE_API(uart, uart_mspm0_driver_api) = {
\
MSP_UART_IRQ_DEFINE(index); \
\
static const struct uart_mspm0_config uart_mspm0_cfg_##index = { \
.regs = (UART_Regs *)DT_INST_REG_ADDR(index), \
IF_ENABLED(CONFIG_HAS_MSP_UNICOMM, \
(static UNICOMM_Inst_Regs uart_mspm0_uc_regs_##index = { \
.inst = (UNICOMM_Regs *)DT_INST_REG_ADDR(index), \
.uart = (UNICOMMUART_Regs *)UC_UART_BASE(DT_INST_REG_ADDR(index)), \
.fixedMode = DT_CHILD_NUM(DT_PARENT(DT_DRV_INST(index))) == 1, \
};) \
) \
\
static const struct uart_mspm0_config uart_mspm0_cfg_##index = { \
.regs = COND_CODE_1(CONFIG_HAS_MSP_UNICOMM, \
(&uart_mspm0_uc_regs_##index), ((UART_Regs *)DT_INST_REG_ADDR(index))), \
.current_speed = DT_INST_PROP(index, current_speed), \
.pinctrl = PINCTRL_DT_INST_DEV_CONFIG_GET(index), \
.clock_subsys = &mspm0_uart_sys_clock##index, \
Expand Down
3 changes: 3 additions & 0 deletions modules/Kconfig.mspm0
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Original file line number Diff line number Diff line change
Expand Up @@ -12,5 +12,8 @@ config USE_MSPM0_DL_GPIO
config USE_MSPM0_DL_UART
bool

config USE_MSPM0_DL_UNICOMM_UART
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@parthitce parthitce Nov 20, 2025

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never used but defined?

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@d-philpot d-philpot Dec 4, 2025

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It is used in the kconfig of the serial driver to pull in the correct APIs from the hal.

bool

config USE_MSPM0_DL_TIMER
bool