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soc: silabs: Initialize DCDC from device tree

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The DC-DC converter was unconditionally initialized with default
settings on Series 2. Add device tree binding and nodes, and guard
call to init function. Map DT options to config header from HAL.

Signed-off-by: Aksel Skauge Mellbye <aksel.mellbye@silabs.com>
This commit is contained in:
Aksel Skauge Mellbye 2024-10-02 21:13:46 +02:00 • committed by Henrik Brix Andersen
commit 3d0909ed18
16 changed files with 196 additions and 2 deletions
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1
soc/silabs/CMakeLists.txt
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@ -4,4 +4,5 @@
add_subdirectory(common)
zephyr_include_directories(${SOC_FAMILY}/${SOC_SERIES})
add_subdirectory_ifdef(CONFIG_SOC_FAMILY_SILABS_S2 silabs_s2)
add_subdirectory_ifdef(CONFIG_SOC_SERIES_SIM3U silabs_sim3/sim3u)

4
soc/silabs/common/soc.c
View file

@ -214,7 +214,9 @@ void soc_early_init_hook(void)
#endif
#ifdef CONFIG_SOC_GECKO_DEV_INIT
sl_device_init_dcdc();
if (DT_HAS_COMPAT_STATUS_OKAY(silabs_series2_dcdc)) {
sl_device_init_dcdc();
}
sl_device_init_hfxo();
sl_device_init_dpll();

2
soc/silabs/silabs_s2/CMakeLists.txt Normal file
View file

@ -0,0 +1,2 @@
# Copyright (c) 2024 Silicon Laboratories Inc.
# SPDX-License-Identifier: Apache-2.0