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Enable nxp high speed comparator (hscmp) driver #100629

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Merged
nashif merged 5 commits into from
Dec 10, 2025
Merged

Enable nxp high speed comparator (hscmp) driver #100629

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b7948b9
soc: lpc55xxx: update NUM_IRQS for SOC_LPC55S36
ZhaoxiangJin Dec 7, 2025
1056269
drivers: clock_control_mcux_syscon: add HSCMP clock support
ZhaoxiangJin Dec 7, 2025
36d0a1b
drivers: comparator: Add high-speed comparator support
ZhaoxiangJin Dec 7, 2025
395faa8
boards: lpcxpresso55s36: enable hscmp for lpc55s36
ZhaoxiangJin Dec 7, 2025
36b1f3f
tests: comparator: enable gpio_loopback for lpcxpresso55s36
ZhaoxiangJin Dec 7, 2025
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8 changes: 8 additions & 0 deletions boards/nxp/lpcxpresso55s36/lpcxpresso55s36-pinctrl.dtsi
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Original file line number Diff line number Diff line change
Expand Up @@ -135,4 +135,12 @@
nxp,analog-mode;
};
};

pinmux_hscmp0: pinmux_hscmp0 {
group0 {
pinmux = <HSCMP0_IN3_PIO1_5>;
slew-rate = "standard";
nxp,analog-mode;
};
};
};
6 changes: 6 additions & 0 deletions boards/nxp/lpcxpresso55s36/lpcxpresso55s36.dts
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Expand Up @@ -214,3 +214,9 @@ zephyr_udc0: &usbfs {
pinctrl-0 = <&pinmux_opamp0>;
pinctrl-names = "default";
};

&hscmp0 {
status = "okay";
pinctrl-0 = <&pinmux_hscmp0>;
pinctrl-names = "default";
};
1 change: 1 addition & 0 deletions boards/nxp/lpcxpresso55s36/lpcxpresso55s36.yaml
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Expand Up @@ -23,4 +23,5 @@ supported:
- pwm
- usb_device
- usbd
- comparator
vendor: nxp
18 changes: 18 additions & 0 deletions drivers/clock_control/clock_control_mcux_syscon.c
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Expand Up @@ -176,6 +176,24 @@ static int mcux_lpc_syscon_clock_control_on(const struct device *dev,
}
#endif

#if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(hscmp0))
if ((uint32_t)sub_system == MCUX_HSCMP0_CLK) {
CLOCK_EnableClock(kCLOCK_Hscmp0);
}
#endif

#if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(hscmp1))
if ((uint32_t)sub_system == MCUX_HSCMP1_CLK) {
CLOCK_EnableClock(kCLOCK_Hscmp1);
}
#endif

#if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(hscmp2))
if ((uint32_t)sub_system == MCUX_HSCMP2_CLK) {
CLOCK_EnableClock(kCLOCK_Hscmp2);
}
#endif

#ifdef CONFIG_SOC_FAMILY_MCXN
#if DT_NODE_HAS_STATUS(DT_NODELABEL(trng), okay)
if ((uint32_t)sub_system == MCUX_ELS_CLK) {
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1 change: 1 addition & 0 deletions drivers/comparator/CMakeLists.txt
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Expand Up @@ -15,6 +15,7 @@ zephyr_library_sources_ifdef(CONFIG_COMPARATOR_MCUX_ACMP comparator_mcux_acmp.c)
zephyr_library_sources_ifdef(CONFIG_COMPARATOR_NRF_COMP comparator_nrf_comp.c)
zephyr_library_sources_ifdef(CONFIG_COMPARATOR_NRF_LPCOMP comparator_nrf_lpcomp.c)
zephyr_library_sources_ifdef(CONFIG_COMPARATOR_NXP_CMP comparator_nxp_cmp.c)
zephyr_library_sources_ifdef(CONFIG_COMPARATOR_NXP_HSCMP comparator_nxp_hscmp.c)
zephyr_library_sources_ifdef(CONFIG_COMPARATOR_RENESAS_RA comparator_renesas_ra.c)
zephyr_library_sources_ifdef(CONFIG_COMPARATOR_RENESAS_RA_LVD comparator_renesas_ra_lvd.c)
zephyr_library_sources_ifdef(CONFIG_COMPARATOR_RENESAS_RX_LVD comparator_renesas_rx_lvd.c)
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1 change: 1 addition & 0 deletions drivers/comparator/Kconfig
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Expand Up @@ -26,6 +26,7 @@ rsource "Kconfig.mcux_acmp"
rsource "Kconfig.nrf_comp"
rsource "Kconfig.nrf_lpcomp"
rsource "Kconfig.nxp_cmp"
rsource "Kconfig.nxp_hscmp"
rsource "Kconfig.renesas_ra"
rsource "Kconfig.renesas_rx"
rsource "Kconfig.shell"
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11 changes: 11 additions & 0 deletions drivers/comparator/Kconfig.nxp_hscmp
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Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
# Copyright 2025 NXP
# SPDX-License-Identifier: Apache-2.0

config COMPARATOR_NXP_HSCMP
bool "NXP HSCMP comparator driver"
default y
depends on DT_HAS_NXP_HSCMP_ENABLED
select PINCTRL
select CLOCK_CONTROL
select RESET
select REGULATOR
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