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fix(boards): BDN9 rev2 tweaks.

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* Reduce RAM usage, no need for heap any more in ZMK.
* Don't attempt to enable FPU that's not present.
This commit is contained in:
Peter Johanson 2024-07-06 01:15:57 -06:00
parent 67634b6557
commit 0329c699f8
2 changed files with 5 additions and 6 deletions
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3
app/boards/arm/bdn9/bdn9_rev2.dts
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@ -109,6 +109,9 @@ zephyr_udc0: &usb {
status = "okay"; status = "okay";
pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>; pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
pinctrl-names = "default"; pinctrl-names = "default";
// Overridden to lower RAM usage.
num-bidir-endpoints = <4>;
}; };
&rtc { &rtc {

6
app/boards/arm/bdn9/bdn9_rev2_defconfig
View file

@ -5,9 +5,6 @@ CONFIG_SOC_STM32F072XB=y
# 72MHz system clock # 72MHz system clock
CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
# Floating Point Options
CONFIG_FPU=y
# enable GPIO # enable GPIO
CONFIG_GPIO=y CONFIG_GPIO=y
@ -17,8 +14,7 @@ CONFIG_PINCTRL=y
# Poll to avoid interrupt overlap issues # Poll to avoid interrupt overlap issues
CONFIG_ZMK_KSCAN_DIRECT_POLLING=y CONFIG_ZMK_KSCAN_DIRECT_POLLING=y
# Needed to reduce this to size that will fit on F072 CONFIG_ISR_STACK_SIZE=1024
CONFIG_HEAP_MEM_POOL_SIZE=1024
# clock configuration # clock configuration
CONFIG_CLOCK_CONTROL=y CONFIG_CLOCK_CONTROL=y