drivers/pinctrl/mvebu/pinctrl-armada-ap806.c

Source file repositories/reference/linux-study-clean/drivers/pinctrl/mvebu/pinctrl-armada-ap806.c

File Facts

System
Linux kernel
Corpus path
drivers/pinctrl/mvebu/pinctrl-armada-ap806.c
Extension
.c
Size
3821 bytes
Lines
134
Domain
Driver Families
Bucket
drivers/pinctrl
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Marvell Armada ap806 pinctrl driver based on mvebu pinctrl core
 *
 * Copyright (C) 2017 Marvell
 *
 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
 * Hanna Hawa <hannah@marvell.com>
 */

#include <linux/err.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/pinctrl/pinctrl.h>

#include "pinctrl-mvebu.h"

static struct mvebu_mpp_mode armada_ap806_mpp_modes[] = {
	MPP_MODE(0,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "clk"),
		 MPP_FUNCTION(3, "spi0",    "clk")),
	MPP_MODE(1,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "cmd"),
		 MPP_FUNCTION(3, "spi0",    "miso")),
	MPP_MODE(2,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d0"),
		 MPP_FUNCTION(3, "spi0",    "mosi")),
	MPP_MODE(3,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d1"),
		 MPP_FUNCTION(3, "spi0",    "cs0n")),
	MPP_MODE(4,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d2"),
		 MPP_FUNCTION(3, "i2c0",    "sda")),
	MPP_MODE(5,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d3"),
		 MPP_FUNCTION(3, "i2c0",    "sdk")),
	MPP_MODE(6,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "ds")),
	MPP_MODE(7,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d4"),
		 MPP_FUNCTION(3, "uart1",   "rxd")),
	MPP_MODE(8,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d5"),
		 MPP_FUNCTION(3, "uart1",   "txd")),
	MPP_MODE(9,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d6"),
		 MPP_FUNCTION(3, "spi0",    "cs1n")),
	MPP_MODE(10,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "d7")),
	MPP_MODE(11,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(3, "uart0",   "txd")),
	MPP_MODE(12,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(1, "sdio",    "pw_off"),
		 MPP_FUNCTION(2, "sdio",    "hw_rst")),
	MPP_MODE(13,
		 MPP_FUNCTION(0, "gpio",    NULL)),
	MPP_MODE(14,
		 MPP_FUNCTION(0, "gpio",    NULL)),
	MPP_MODE(15,
		 MPP_FUNCTION(0, "gpio",    NULL)),
	MPP_MODE(16,
		 MPP_FUNCTION(0, "gpio",    NULL)),
	MPP_MODE(17,
		 MPP_FUNCTION(0, "gpio",    NULL)),
	MPP_MODE(18,
		 MPP_FUNCTION(0, "gpio",    NULL)),
	MPP_MODE(19,
		 MPP_FUNCTION(0, "gpio",    NULL),
		 MPP_FUNCTION(3, "uart0",   "rxd"),
		 MPP_FUNCTION(4, "sdio",    "pw_off")),
};

static struct mvebu_pinctrl_soc_info armada_ap806_pinctrl_info;

static const struct of_device_id armada_ap806_pinctrl_of_match[] = {

Annotation

Implementation Notes