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UPSTREAM-PEND: drivers: pwm: introduce ti_am3352_ecap #30

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Merged
soumya-TI merged 4 commits into from
Apr 10, 2026
Merged

UPSTREAM-PEND: drivers: pwm: introduce ti_am3352_ecap #30

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5277921
UPSTREAM-PEND: drivers: pwm: introduce ti_am3352_ecap
natto1784 Apr 9, 2026
5cc93d6
UPSTREAM-PEND: dts: ti: am64x: add TISCI clock controller
natto1784 Mar 26, 2026
e95822e
UPSTREAM-PEND: am243x_evm: am2434: r5f0_0: add support for TI ECAP
natto1784 Mar 30, 2026
9248a40
UPSTREAM-PEND: am62l_evm: am62l3: a53: add support for TI ECAP
natto1784 Mar 30, 2026
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4 changes: 4 additions & 0 deletions boards/ti/am243x_evm/am243x_evm_am2434_r5f0_0-pinctrl.dtsi
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Expand Up @@ -156,6 +156,10 @@
mmc1_clklb: mmc1_clklb_default {
pinmux = <K3_PINMUX(0x0290, PIN_INPUT, MUX_MODE_0)>;
};

main_ecap0_in: ecap0_in_default {
pinmux = <K3_PINMUX(0x270, PIN_INPUT, MUX_MODE_0)>; /* (D18) ECAP0_IN_APWM_OUT */
};
};

&mcu_pinctrl {
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6 changes: 6 additions & 0 deletions boards/ti/am243x_evm/am243x_evm_am2434_r5f0_0.dts
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Expand Up @@ -285,3 +285,9 @@
disk-name = "sd";
};
};

&main_ecap0 {
pinctrl-0 = <&main_ecap0_in>;
pinctrl-names = "default";
status = "okay";
};
4 changes: 4 additions & 0 deletions boards/ti/am62l_evm/am62l_evm_am62l3_a53-pinctrl.dtsi
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Expand Up @@ -160,4 +160,8 @@
mmc2_dat3: mmc2_dat3_default {
pinmux = <K3_PINMUX(0x00f4, PIN_INPUT_PULLUP, MUX_MODE_0)>; /* (R22) MMC2_DAT3 */
};

main_ecap0_in: ecap0_in_default {
pinmux = <K3_PINMUX(0x078, PIN_INPUT, MUX_MODE_5)>; /* (L22) ECAP0_IN_APWM_OUT */
};
};
6 changes: 6 additions & 0 deletions boards/ti/am62l_evm/am62l_evm_am62l3_a53.dts
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Expand Up @@ -140,3 +140,9 @@
ti,fails-without-test-cd;
status = "disabled";
};

&main_ecap0 {
pinctrl-0 = <&main_ecap0_in>;
pinctrl-names = "default";
status = "okay";
};
1 change: 1 addition & 0 deletions drivers/pwm/CMakeLists.txt
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Expand Up @@ -69,3 +69,4 @@ zephyr_library_sources_ifdef(CONFIG_USERSPACE pwm_handlers.c)
zephyr_library_sources_ifdef(CONFIG_PWM_CAPTURE pwm_capture.c)
zephyr_library_sources_ifdef(CONFIG_PWM_SHELL pwm_shell.c)
zephyr_library_sources_ifdef(CONFIG_PWM_REALTEK_RTS5912 pwm_realtek_rts5912.c)
zephyr_library_sources_ifdef(CONFIG_PWM_TI_AM3352_ECAP pwm_ti_am3352_ecap.c)
2 changes: 2 additions & 0 deletions drivers/pwm/Kconfig
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Expand Up @@ -142,4 +142,6 @@ source "drivers/pwm/Kconfig.wch"

source "drivers/pwm/Kconfig.ambiq_timer"

source "drivers/pwm/Kconfig.ti_am3352_ecap"

endif # PWM
11 changes: 11 additions & 0 deletions drivers/pwm/Kconfig.ti_am3352_ecap
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@@ -0,0 +1,11 @@
# SPDX-FileCopyrightText: Copyright (c) 2026 Texas Instruments
# SPDX-License-Identifier: Apache-2.0

config PWM_TI_AM3352_ECAP
bool "TI ECAP based PWM controller"
default y
depends on DT_HAS_TI_AM3352_ECAP_ENABLED
depends on CLOCK_CONTROL
select PINCTRL
help
Enable ECAP controller for TI SoCs
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