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drivers: watchdog: Update driver to enable WDT for MAX32650 SoC

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This commit changes clock property of watchdog to optional and updates
driver according to this change.

Signed-off-by: Furkan Akkiz <hasanfurkan.akkiz@analog.com>
This commit is contained in:
Furkan Akkiz 2025-04-21 16:02:00 +03:00 • committed by Fabio Baltieri
commit ccc26a53bb
2 changed files with 8 additions and 9 deletions
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14
drivers/watchdog/wdt_max32.c
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@ -219,9 +219,11 @@ static int wdt_max32_init(const struct device *dev)
mxc_wdt_regs_t *regs = cfg->regs; mxc_wdt_regs_t *regs = cfg->regs;
/* Enable clock */ /* Enable clock */
ret = clock_control_on(cfg->clock, (clock_control_subsys_t)&cfg->perclk); if (cfg->clock != NULL) {
if (ret) { ret = clock_control_on(cfg->clock, (clock_control_subsys_t)&cfg->perclk);
return ret; if (ret) {
return ret;
}
} }
ret = Wrap_MXC_WDT_SelectClockSource(regs, cfg->perclk.clk_src); ret = Wrap_MXC_WDT_SelectClockSource(regs, cfg->perclk.clk_src);
@ -259,11 +261,11 @@ static DEVICE_API(wdt, max32_wdt_api) = {
static struct max32_wdt_data max32_wdt_data##_num; \ static struct max32_wdt_data max32_wdt_data##_num; \
static const struct max32_wdt_config max32_wdt_config##_num = { \ static const struct max32_wdt_config max32_wdt_config##_num = { \
.regs = (mxc_wdt_regs_t *)DT_INST_REG_ADDR(_num), \ .regs = (mxc_wdt_regs_t *)DT_INST_REG_ADDR(_num), \
.clock = DEVICE_DT_GET(DT_INST_CLOCKS_CTLR(_num)), \ .clock = DEVICE_DT_GET_OR_NULL(DT_INST_CLOCKS_CTLR(_num)), \
.perclk.clk_src = \ .perclk.clk_src = \
DT_INST_PROP_OR(_num, clock_source, ADI_MAX32_PRPH_CLK_SRC_PCLK), \ DT_INST_PROP_OR(_num, clock_source, ADI_MAX32_PRPH_CLK_SRC_PCLK), \
.perclk.bus = DT_INST_CLOCKS_CELL(_num, offset), \ .perclk.bus = DT_PHA_BY_IDX_OR(DT_DRV_INST(_num), clocks, 0, offset, 0), \
.perclk.bit = DT_INST_CLOCKS_CELL(_num, bit), \ .perclk.bit = DT_PHA_BY_IDX_OR(DT_DRV_INST(_num), clocks, 0, bit, 0), \
.irq_func = &wdt_max32_irq_init_##_num, \ .irq_func = &wdt_max32_irq_init_##_num, \
}; \ }; \
DEVICE_DT_INST_DEFINE(_num, wdt_max32_init, NULL, &max32_wdt_data##_num, \ DEVICE_DT_INST_DEFINE(_num, wdt_max32_init, NULL, &max32_wdt_data##_num, \

3
dts/bindings/watchdog/adi,max32-watchdog.yaml
View file

@ -11,9 +11,6 @@ properties:
reg: reg:
required: true required: true
clocks:
required: true
clock-source: clock-source:
type: int type: int
enum: [0, 1, 2, 3, 4, 5] enum: [0, 1, 2, 3, 4, 5]