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boards/arm64/imx9/imx93-evk: Enable PWM from TPM3ch3 on imx93-evk pin GPIO_IO24

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Signed-off-by: Jukka Laitinen <jukkax@ssrc.tii.ae>
This commit is contained in:
Jukka Laitinen 2024-04-04 19:16:25 +03:00 committed by Alan Carvalho de Assis
parent 0f596ec496
commit 16b30ea659
3 changed files with 25 additions and 0 deletions
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2
boards/arm64/imx9/imx93-evk/configs/nsh/defconfig
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@ -31,6 +31,8 @@ CONFIG_HAVE_CXXINITIALIZE=y
CONFIG_IDLETHREAD_STACKSIZE=8192
CONFIG_IMX9_FLEXIO1_PWM=y
CONFIG_IMX9_GPIO_IRQ=y
CONFIG_IMX9_TPM3_PWM=y
CONFIG_IMX9_TPM3_PWM_CHMUX=0x00000003
CONFIG_IMX9_UART1=y
CONFIG_IMX9_USBDEV_USBC1=y
CONFIG_INIT_ENTRYPOINT="nsh_main"

4
boards/arm64/imx9/imx93-evk/include/board.h
View File

@ -45,6 +45,10 @@
#define FLEXIO1_PWM2_MUX IOMUX_CFG(IOMUXC_PAD_GPIO_IO06_FLEXIO1_FLEXIO06, IOMUXC_PAD_FSEL_SFAST | IOMUXC_PAD_DSE_X6, 0)
#define FLEXIO1_PWM3_MUX IOMUX_CFG(IOMUXC_PAD_GPIO_IO07_FLEXIO1_FLEXIO07, IOMUXC_PAD_FSEL_SFAST | IOMUXC_PAD_DSE_X6, 0)
/* TPM3 ch3 to PWM pin GPIO_IO24 muxing */
#define TPM3_PWM3_MUX IOMUX_CFG(IOMUXC_PAD_GPIO_IO24_TPM3_CH3, IOMUXC_PAD_FSEL_SFAST | IOMUXC_PAD_DSE_X6, 0)
/****************************************************************************
* Public Data
****************************************************************************/

19
boards/arm64/imx9/imx93-evk/src/imx9_pwm.c
View File

@ -29,6 +29,7 @@
#include <errno.h>
#include "imx9_flexio_pwm.h"
#include "imx9_tpm_pwm.h"
/****************************************************************************
* Pre-processor Definitions
@ -87,6 +88,24 @@ int imx9_pwm_setup(void)
{
ret = -ENODEV;
}
if (ret < 0)
{
return ret;
}
#endif
#ifdef CONFIG_IMX9_TPM3_PWM
lower_half = imx9_flexio_pwm_init(PWM_TPM3);
if (lower_half)
{
ret = pwm_register("/dev/pwm2", lower_half);
}
else
{
ret = -ENODEV;
}
#endif
return ret;