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fix(boards): Move ARM clock config to DTS.

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This commit is contained in:
Peter Johanson
2022-02-21 23:26:34 -05:00
committed by Pete Johanson
parent 9203ae217b
commit cc51562f78
8 changed files with 122 additions and 66 deletions
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25
app/boards/arm/planck/planck_rev6.dts
View File

@@ -1,11 +1,12 @@
/*
* Copyright (c) 2017 I-SENSE group of ICCS
* Copyright (c) 2020 The ZMK Contributors
*
* SPDX-License-Identifier: MIT
*/
/dts-v1/;
#include <st/f3/stm32f303Xc.dtsi>
#include <st/f3/stm32f303c(b-c)tx-pinctrl.dtsi>
#include <dt-bindings/zmk/matrix_transform.h>
/ {
@@ -83,6 +84,8 @@ layout_2x2u_transform:
};
&usb {
pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
pinctrl-names = "default";
status = "okay";
cdc_acm_uart: cdc_acm_uart {
compatible = "zephyr,cdc-acm-uart";
@@ -90,6 +93,26 @@ layout_2x2u_transform:
};
};
&clk_hse {
status = "okay";
clock-frequency = <DT_FREQ_M(8)>;
};
&pll {
prediv = <1>;
mul = <9>;
clocks = <&clk_hse>;
status = "okay";
};
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(72)>;
ahb-prescaler = <1>;
apb1-prescaler = <2>;
apb2-prescaler = <1>;
};
&flash0 {
/*
* For more information, see:

13
app/boards/arm/planck/planck_rev6_defconfig
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@@ -8,21 +8,10 @@ CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
# enable pinmux
CONFIG_PINMUX=y
CONFIG_PINCTRL=y
# enable GPIO
CONFIG_GPIO=y
# clock configuration
CONFIG_CLOCK_CONTROL=y
# Clock configuration for Cube Clock control driver
CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
# use HSE as PLL input
CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
# produce 72MHz clock at PLL output
CONFIG_CLOCK_STM32_PLL_PREDIV=1
CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9
CONFIG_CLOCK_STM32_AHB_PRESCALER=1
CONFIG_CLOCK_STM32_APB1_PRESCALER=2
CONFIG_CLOCK_STM32_APB2_PRESCALER=1