Add i.mx8m pinctrl driver.
Signed-off-by: Peng Fan peng.fan@nxp.com --- drivers/pinctrl/nxp/Kconfig | 14 ++++++++++++++ drivers/pinctrl/nxp/Makefile | 1 + drivers/pinctrl/nxp/pinctrl-imx8m.c | 36 ++++++++++++++++++++++++++++++++++++ 3 files changed, 51 insertions(+) create mode 100644 drivers/pinctrl/nxp/pinctrl-imx8m.c
diff --git a/drivers/pinctrl/nxp/Kconfig b/drivers/pinctrl/nxp/Kconfig index f1d5a5c50d..61f93be42d 100644 --- a/drivers/pinctrl/nxp/Kconfig +++ b/drivers/pinctrl/nxp/Kconfig @@ -75,6 +75,20 @@ config PINCTRL_IMX8 only parses the 'fsl,pins' property and configures related registers.
+config PINCTRL_IMX8M + bool "IMX8M pinctrl driver" + depends on ARCH_IMX8M && PINCTRL_FULL + select DEVRES + select PINCTRL_IMX + help + Say Y here to enable the imx8m pinctrl driver + + This provides a simple pinctrl driver for i.MX8M SoC familiy. + This feature depends on device tree configuration. This driver + is different from the linux one, this is a simple implementation, + only parses the 'fsl,pins' property and configure related + registers. + config PINCTRL_VYBRID bool "Vybrid (vf610) pinctrl driver" depends on ARCH_VF610 && PINCTRL_FULL diff --git a/drivers/pinctrl/nxp/Makefile b/drivers/pinctrl/nxp/Makefile index 891ee6e477..b340d9448a 100644 --- a/drivers/pinctrl/nxp/Makefile +++ b/drivers/pinctrl/nxp/Makefile @@ -5,4 +5,5 @@ obj-$(CONFIG_PINCTRL_IMX7) += pinctrl-imx7.o obj-$(CONFIG_PINCTRL_IMX7ULP) += pinctrl-imx7ulp.o obj-$(CONFIG_PINCTRL_IMX_SCU) += pinctrl-scu.o obj-$(CONFIG_PINCTRL_IMX8) += pinctrl-imx8.o +obj-$(CONFIG_PINCTRL_IMX8M) += pinctrl-imx8m.o obj-$(CONFIG_PINCTRL_VYBRID) += pinctrl-vf610.o diff --git a/drivers/pinctrl/nxp/pinctrl-imx8m.c b/drivers/pinctrl/nxp/pinctrl-imx8m.c new file mode 100644 index 0000000000..8bb03b7a62 --- /dev/null +++ b/drivers/pinctrl/nxp/pinctrl-imx8m.c @@ -0,0 +1,36 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2019 NXP + */ + +#include <dm/device.h> +#include <dm/pinctrl.h> + +#include "pinctrl-imx.h" + +static struct imx_pinctrl_soc_info imx8mq_pinctrl_soc_info; + +static int imx8mq_pinctrl_probe(struct udevice *dev) +{ + struct imx_pinctrl_soc_info *info = + (struct imx_pinctrl_soc_info *)dev_get_driver_data(dev); + + return imx_pinctrl_probe(dev, info); +} + +static const struct udevice_id imx8m_pinctrl_match[] = { + { .compatible = "fsl,imx8mq-iomuxc", .data = (ulong)&imx8mq_pinctrl_soc_info }, + { .compatible = "fsl,imx8mm-iomuxc", .data = (ulong)&imx8mq_pinctrl_soc_info }, + { /* sentinel */ } +}; + +U_BOOT_DRIVER(imx8mq_pinctrl) = { + .name = "imx8mq-pinctrl", + .id = UCLASS_PINCTRL, + .of_match = of_match_ptr(imx8m_pinctrl_match), + .probe = imx8mq_pinctrl_probe, + .remove = imx_pinctrl_remove, + .priv_auto_alloc_size = sizeof(struct imx_pinctrl_priv), + .ops = &imx_pinctrl_ops, + .flags = DM_FLAG_PRE_RELOC, +};