drivers/pinctrl/mvebu/pinctrl-armada-38x.c

Source file repositories/reference/linux-study-clean/drivers/pinctrl/mvebu/pinctrl-armada-38x.c

File Facts

System
Linux kernel
Corpus path
drivers/pinctrl/mvebu/pinctrl-armada-38x.c
Extension
.c
Size
21040 bytes
Lines
429
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 380/385 pinctrl driver based on mvebu pinctrl core
 *
 * Copyright (C) 2013 Marvell
 *
 * Thomas Petazzoni <thomas.petazzoni@free-electrons.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 <linux/property.h>

#include "pinctrl-mvebu.h"

enum {
	V_88F6810 = BIT(0),
	V_88F6820 = BIT(1),
	V_88F6828 = BIT(2),
	V_88F6810_PLUS = (V_88F6810 | V_88F6820 | V_88F6828),
	V_88F6820_PLUS = (V_88F6820 | V_88F6828),
};

static struct mvebu_mpp_mode armada_38x_mpp_modes[] = {
	MPP_MODE(0,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ua0",   "rxd",        V_88F6810_PLUS)),
	MPP_MODE(1,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ua0",   "txd",        V_88F6810_PLUS)),
	MPP_MODE(2,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "i2c0",  "sck",        V_88F6810_PLUS)),
	MPP_MODE(3,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "i2c0",  "sda",        V_88F6810_PLUS)),
	MPP_MODE(4,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge",    "mdc",        V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(2, "ua1",   "txd",        V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(3, "ua0",   "rts",        V_88F6810_PLUS)),
	MPP_MODE(5,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge",    "mdio",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(2, "ua1",   "rxd",        V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(3, "ua0",   "cts",        V_88F6810_PLUS)),
	MPP_MODE(6,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "txclkout",   V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(2, "ge0",   "crs",        V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "cs3",        V_88F6810_PLUS)),
	MPP_MODE(7,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "txd0",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "ad9",        V_88F6810_PLUS)),
	MPP_MODE(8,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "txd1",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "ad10",       V_88F6810_PLUS)),
	MPP_MODE(9,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "txd2",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "ad11",       V_88F6810_PLUS)),
	MPP_MODE(10,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "txd3",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "ad12",       V_88F6810_PLUS)),
	MPP_MODE(11,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "txctl",      V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "ad13",       V_88F6810_PLUS)),
	MPP_MODE(12,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "rxd0",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(2, "pcie0", "rstout",     V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(4, "spi0",  "cs1",        V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "ad14",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(6, "pcie3", "clkreq",     V_88F6810_PLUS)),
	MPP_MODE(13,
		 MPP_VAR_FUNCTION(0, "gpio",  NULL,         V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(1, "ge0",   "rxd1",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(2, "pcie0", "clkreq",     V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(3, "pcie1", "clkreq",     V_88F6820_PLUS),
		 MPP_VAR_FUNCTION(4, "spi0",  "cs2",        V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(5, "dev",   "ad15",       V_88F6810_PLUS),
		 MPP_VAR_FUNCTION(6, "pcie2", "clkreq",     V_88F6810_PLUS)),

Annotation

Implementation Notes