/*
* Copyright (C) 2015 Pengutronix, Uwe Kleine-König <kernel@pengutronix.de>
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
*/
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <dt/dt.h>
#define IMX_NO_PAD_CTL 0x80000000 /* no pin config need */
#define IMX_PAD_SION 0x40000000 /* set SION */
#define IOMUXC_CONFIG_SION (1 << 4)
struct padinfo {
const char *padname;
off_t swmux_regoffset;
uint32_t swmux_reset_default;
uint32_t swmux_writeable_mask;
off_t swpad_regoffset;
uint32_t swpad_reset_default;
uint32_t swpad_writeable_mask;
};
struct socinfo {
const struct padinfo *padinfo;
size_t size_padinfo;
};
static const struct padinfo imx25_iomux_padinfo[] = {
{
.padname = "A10",
.swmux_regoffset = 0x008,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = -1,
}, {
.padname = "A13",
.swmux_regoffset = 0x00c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x22c,
.swpad_reset_default = 0x80,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A14",
.swmux_regoffset = 0x010,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x230,
.swpad_reset_default = 0x80,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A15",
.swmux_regoffset = 0x014,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x234,
.swpad_reset_default = 0x80,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A16",
.swmux_regoffset = 0x018,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "A17",
.swmux_regoffset = 0x01c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x238,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A18",
.swmux_regoffset = 0x020,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x23c,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A19",
.swmux_regoffset = 0x024,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x240,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A20",
.swmux_regoffset = 0x028,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x244,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A21",
.swmux_regoffset = 0x02c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x248,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A22",
.swmux_regoffset = 0x030,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "A23",
.swmux_regoffset = 0x034,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x24c,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A24",
.swmux_regoffset = 0x038,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x250,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "A25",
.swmux_regoffset = 0x03c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x254,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "EB0",
.swmux_regoffset = 0x040,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x258,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "EB1",
.swmux_regoffset = 0x044,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x25c,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "OE",
.swmux_regoffset = 0x048,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x260,
.swpad_reset_default = 0x00,
.swpad_writeable_mask = 0x80,
}, {
.padname = "CS0",
.swmux_regoffset = 0x04c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = -1,
}, {
.padname = "CS1",
.swmux_regoffset = 0x050,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = -1,
}, {
.padname = "CS4",
.swmux_regoffset = 0x054,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x264,
.swpad_reset_default = 0x2001,
.swpad_writeable_mask = 0x20b1,
}, {
.padname = "CS5",
.swmux_regoffset = 0x058,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x268,
.swpad_reset_default = 0x2001,
.swpad_writeable_mask = 0x21b1,
}, {
.padname = "NF_CE0",
.swmux_regoffset = 0x05c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x26c,
.swpad_reset_default = 0x0001,
.swpad_writeable_mask = 0x81,
}, {
.padname = "ECB",
.swmux_regoffset = 0x060,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x270,
.swpad_reset_default = 0x2e80,
.swpad_writeable_mask = 0x2180,
}, {
.padname = "LBA",
.swmux_regoffset = 0x064,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x274,
.swpad_reset_default = 0x0000,
.swpad_writeable_mask = 0x80,
}, {
.padname = "BCLK",
.swmux_regoffset = 0x068,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = -1,
}, {
.padname = "RW",
.swmux_regoffset = 0x06c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x278,
.swpad_reset_default = 0x0000,
.swpad_writeable_mask = 0x80,
}, {
.padname = "NFWE_B",
.swmux_regoffset = 0x070,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "NFRE_B",
.swmux_regoffset = 0x074,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "NFALE",
.swmux_regoffset = 0x078,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "NFCLE",
.swmux_regoffset = 0x07c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "NFWP_B",
.swmux_regoffset = 0x080,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "NFRB",
.swmux_regoffset = 0x084,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x27c,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x80,
}, {
.padname = "D15",
.swmux_regoffset = 0x088,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x280,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "D14",
.swmux_regoffset = 0x08c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x284,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "D13",
.swmux_regoffset = 0x090,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x288,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "D12",
.swmux_regoffset = 0x094,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x28c,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "D11",
.swmux_regoffset = 0x098,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x290,
/*
* specified as 0xa1 in IMX25RM; IMX25CEC says
* "100 kOhm Pull-Up" which would correspond to 0xe1.
*/
.swpad_reset_default = 0x0021,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "D10",
.swmux_regoffset = 0x09c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x294,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "D9",
.swmux_regoffset = 0x0a0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x298,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "D8",
.swmux_regoffset = 0x0a4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x29c,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "D7",
.swmux_regoffset = 0x0a8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2a0,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "D6",
.swmux_regoffset = 0x0ac,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2a4,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "D5",
.swmux_regoffset = 0x0b0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2a8,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "D4",
.swmux_regoffset = 0x0b4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2ac,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "D3",
.swmux_regoffset = 0x0b8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2b0,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "D2",
.swmux_regoffset = 0x0bc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2b4,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "D1",
.swmux_regoffset = 0x0c0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2b8,
.swpad_reset_default = 0x0000,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "D0",
.swmux_regoffset = 0x0c4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = 0x2bc,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x0040,
}, {
.padname = "LD0",
.swmux_regoffset = 0x0c8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2c0,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f0,
}, {
.padname = "LD1",
.swmux_regoffset = 0x0cc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2c4,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f0,
}, {
.padname = "LD2",
.swmux_regoffset = 0x0d0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2c8,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD3",
.swmux_regoffset = 0x0d4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2cc,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f0,
}, {
.padname = "LD4",
.swmux_regoffset = 0x0d8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2d0,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD5",
.swmux_regoffset = 0x0dc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2d4,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD6",
.swmux_regoffset = 0x0e0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2d8,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD7",
.swmux_regoffset = 0x0e4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2dc,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD8",
.swmux_regoffset = 0x0e8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2e0,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD9",
.swmux_regoffset = 0x0ec,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2e4,
.swpad_reset_default = 0x0160,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "LD10",
.swmux_regoffset = 0x0f0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2e8,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD11",
.swmux_regoffset = 0x0f4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2ec,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "LD12",
.swmux_regoffset = 0x0f8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2f0,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "LD13",
.swmux_regoffset = 0x0fc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2f4,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "LD14",
.swmux_regoffset = 0x100,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2f8,
.swpad_reset_default = 0x0020,
.swpad_writeable_mask = 0x00b8,
}, {
.padname = "LD15",
.swmux_regoffset = 0x104,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x2fc,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f8,
}, {
.padname = "HSYNC",
.swmux_regoffset = 0x108,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x300,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "VSYNC",
.swmux_regoffset = 0x10c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x304,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "LSCLK",
.swmux_regoffset = 0x110,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x308,
.swpad_reset_default = 0x0061,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "OE_ACD",
.swmux_regoffset = 0x114,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x30c,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CONTRAST",
.swmux_regoffset = 0x118,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x310,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f0,
}, {
.padname = "PWM",
.swmux_regoffset = 0x11c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x314,
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x00f6,
}, {
.padname = "CSI_D2",
.swmux_regoffset = 0x120,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x318,
.swpad_reset_default = 0x00a1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CSI_D3",
.swmux_regoffset = 0x124,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x31c,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CSI_D4",
.swmux_regoffset = 0x128,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x320,
.swpad_reset_default = 0x01a1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "CSI_D5",
.swmux_regoffset = 0x12c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x324,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CSI_D6",
.swmux_regoffset = 0x130,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x328,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "CSI_D7",
.swmux_regoffset = 0x134,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x32c,
.swpad_reset_default = 0x01a0,
.swpad_writeable_mask = 0x01f9,
}, {
.padname = "CSI_D8",
.swmux_regoffset = 0x138,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x330,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "CSI_D9",
.swmux_regoffset = 0x13c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x334,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "CSI_MCLK",
.swmux_regoffset = 0x140,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x338,
.swpad_reset_default = 0x0061,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CSI_VSYNC",
.swmux_regoffset = 0x144,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x33c,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CSI_HSYNC",
.swmux_regoffset = 0x148,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x340,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CSI_PIXCLK",
.swmux_regoffset = 0x14c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x344,
.swpad_reset_default = 0x01a0,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "I2C1_CLK",
.swmux_regoffset = 0x150,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x348,
.swpad_reset_default = 0x00e8,
.swpad_writeable_mask = 0x00be,
}, {
.padname = "I2C1_DAT",
.swmux_regoffset = 0x154,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x34c,
.swpad_reset_default = 0x00e8,
.swpad_writeable_mask = 0x00be,
}, {
.padname = "CSPI1_MOSI",
.swmux_regoffset = 0x158,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x350,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00b1,
}, {
.padname = "CSPI1_MISO",
.swmux_regoffset = 0x15c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x354,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00b1,
}, {
.padname = "CSPI1_SS0",
.swmux_regoffset = 0x160,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x358,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "CSPI1_SS1",
.swmux_regoffset = 0x164,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x35c,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00b9,
}, {
.padname = "CSPI1_SCLK",
.swmux_regoffset = 0x168,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x360,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00b1,
}, {
.padname = "CSPI1_RDY",
.swmux_regoffset = 0x16c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x364,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00b1,
}, {
.padname = "UART1_RXD",
.swmux_regoffset = 0x170,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x368,
.swpad_reset_default = 0x00a0,
.swpad_writeable_mask = 0x00b0,
}, {
.padname = "UART1_TXD",
.swmux_regoffset = 0x174,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x36c,
.swpad_reset_default = 0x0020,
.swpad_writeable_mask = 0x00b0,
}, {
.padname = "UART1_RTS",
.swmux_regoffset = 0x178,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x370,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00f0,
}, {
.padname = "UART1_CTS",
.swmux_regoffset = 0x17c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x374,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f0,
}, {
.padname = "UART2_RXD",
.swmux_regoffset = 0x180,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x378,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00f0,
}, {
.padname = "UART2_TXD",
.swmux_regoffset = 0x184,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x37c,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "UART2_RTS",
.swmux_regoffset = 0x188,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x380,
.swpad_reset_default = 0x00e1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "UART2_CTS",
.swmux_regoffset = 0x18c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x384,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "SD1_CMD",
.swmux_regoffset = 0x190,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x388,
.swpad_reset_default = 0x00d1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "SD1_CLK",
.swmux_regoffset = 0x194,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x38c,
.swpad_reset_default = 0x00d1,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "SD1_DATA0",
.swmux_regoffset = 0x198,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x390,
.swpad_reset_default = 0x00d1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "SD1_DATA1",
.swmux_regoffset = 0x19c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x394,
.swpad_reset_default = 0x00d1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "SD1_DATA2",
.swmux_regoffset = 0x1a0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x398,
.swpad_reset_default = 0x00d1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "SD1_DATA3",
.swmux_regoffset = 0x1a4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x39c,
.swpad_reset_default = 0x00d1,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "KPP_ROW0",
.swmux_regoffset = 0x1a8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3a0,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00b8,
}, {
.padname = "KPP_ROW1",
.swmux_regoffset = 0x1ac,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3a4,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00b8,
}, {
.padname = "KPP_ROW2",
.swmux_regoffset = 0x1b0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3a8,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00f8,
}, {
.padname = "KPP_ROW3",
.swmux_regoffset = 0x1b4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3ac,
.swpad_reset_default = 0x00e0,
.swpad_writeable_mask = 0x00f8,
}, {
.padname = "KPP_COL0",
.swmux_regoffset = 0x1b8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3b0,
.swpad_reset_default = 0x00e8,
.swpad_writeable_mask = 0x00b8,
}, {
.padname = "KPP_COL1",
.swmux_regoffset = 0x1bc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3b4,
.swpad_reset_default = 0x00e8,
.swpad_writeable_mask = 0x00b8,
}, {
.padname = "KPP_COL2",
.swmux_regoffset = 0x1c0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3b8,
.swpad_reset_default = 0x00e8,
.swpad_writeable_mask = 0x00b8,
}, {
.padname = "KPP_COL3",
.swmux_regoffset = 0x1c4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3bc,
.swpad_reset_default = 0x00e8,
.swpad_writeable_mask = 0x00b8,
}, {
.padname = "FEC_MDC",
.swmux_regoffset = 0x1c8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3c0,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "FEC_MDIO",
.swmux_regoffset = 0x1cc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3c4,
.swpad_reset_default = 0x01f0,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "FEC_TDATA0",
.swmux_regoffset = 0x1d0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3c8,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "FEC_TDATA1",
.swmux_regoffset = 0x1d4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3cc,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f1,
}, {
.padname = "FEC_TX_EN",
.swmux_regoffset = 0x1d8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3d0,
.swpad_reset_default = 0x0060,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "FEC_RDATA0",
.swmux_regoffset = 0x1dc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3d4,
.swpad_reset_default = 0x00c1,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "FEC_RDATA1",
.swmux_regoffset = 0x1e0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3d8,
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "FEC_RX_DV",
.swmux_regoffset = 0x1e4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3dc,
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x00f9,
}, {
.padname = "FEC_TX_CLK",
.swmux_regoffset = 0x1e8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3e0,
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x01f1,
}, {
.padname = "RTCK",
.swmux_regoffset = 0x1ec,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3e4,
.swpad_reset_default = 0x0062,
.swpad_writeable_mask = 0x00ff,
}, {
.padname = "TDO",
.swpad_regoffset = 0x3e8,
.swpad_reset_default = 0x0002,
.swpad_writeable_mask = 0x0006,
}, {
.padname = "DE_B",
.swmux_regoffset = 0x1f0,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3ec,
.swpad_reset_default = 0x00d0,
.swpad_writeable_mask = 0x0006,
}, {
.padname = "GPIO_A",
.swmux_regoffset = 0x1f4,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3f0,
/* IMX25CE: no configuration after reset */
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x00fe,
}, {
.padname = "GPIO_B",
.swmux_regoffset = 0x1f8,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3f4,
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x00fe,
}, {
.padname = "GPIO_C",
.swmux_regoffset = 0x1fc,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3f8,
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x00fe,
}, {
.padname = "GPIO_D",
.swmux_regoffset = 0x200,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x3fc,
.swpad_reset_default = 0x0020,
.swpad_writeable_mask = 0x00be,
}, {
.padname = "GPIO_E",
.swmux_regoffset = 0x204,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x400,
.swpad_reset_default = 0x00e8,
.swpad_writeable_mask = 0x00be,
}, {
.padname = "GPIO_F",
.swmux_regoffset = 0x208,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x404,
.swpad_reset_default = 0x0020,
.swpad_writeable_mask = 0x00b6,
}, {
.padname = "EXT_ARMCLK",
.swmux_regoffset = 0x20c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "UPLL_BYPCLK",
.swmux_regoffset = 0x210,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = -1,
}, {
.padname = "VSTBY_REQ",
.swmux_regoffset = 0x214,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x408,
.swpad_reset_default = 0x0000,
.swpad_writeable_mask = 0x0086,
}, {
.padname = "VSTBY_ACK",
.swmux_regoffset = 0x218,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x40c,
.swpad_reset_default = 0x0080,
.swpad_writeable_mask = 0x00b6,
}, {
.padname = "POWER_FAIL",
.swmux_regoffset = 0x21c,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x410,
.swpad_reset_default = 0x00c0,
.swpad_writeable_mask = 0x00b6,
}, {
.padname = "CLKO",
.swmux_regoffset = 0x220,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000017,
.swpad_regoffset = 0x414,
.swpad_reset_default = 0x0004,
.swpad_writeable_mask = 0x0006,
}, {
.padname = "BOOT_MODE0",
.swmux_regoffset = 0x224,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = -1,
}, {
.padname = "BOOT_MODE1",
.swmux_regoffset = 0x228,
.swmux_reset_default = 0x00000000,
.swmux_writeable_mask = 0x00000007,
.swpad_regoffset = -1,
},
};
static const struct socinfo imx25_socinfo = {
.padinfo = imx25_iomux_padinfo,
.size_padinfo = ARRAY_SIZE(imx25_iomux_padinfo),
};
static const struct padinfo *find_padinfo(off_t swmux_regoffset,
const struct socinfo *socinfo)
{
size_t i;
for (i = 0; i < socinfo->size_padinfo; ++i) {
if (socinfo->padinfo[i].swmux_regoffset == swmux_regoffset)
return &socinfo->padinfo[i];
}
return NULL;
}
static int parse_function(struct device_node *funcnode,
const struct socinfo *socinfo)
{
const __be32 *list;
int size, i;
list = of_get_property(funcnode, "fsl,pins", &size);
if (!list) {
fprintf(stderr, "no fsl,pins property in node %s\n", funcnode->full_name);
return -EINVAL;
}
if (!size || size % 24) {
fprintf(stderr, "fsl,pins invalid in node %s\n", funcnode->full_name);
return -EINVAL;
}
for (i = 0; i < size / 24; ++i) {
uint32_t mux_reg = be32_to_cpu(*list++);
off_t conf_reg;
uint32_t mux_mode;
uint32_t input_reg;
uint32_t input_val;
uint32_t config;
const struct padinfo *padinfo;
conf_reg = be32_to_cpu(*list++);
if (!conf_reg)
conf_reg = -1;
input_reg = be32_to_cpu(*list++);
mux_mode = be32_to_cpu(*list++);
input_val = be32_to_cpu(*list++);
config = be32_to_cpu(*list++);
if (config & IMX_PAD_SION)
mux_mode |= IOMUXC_CONFIG_SION;
config = config & ~IMX_PAD_SION;
/* sanity checks */
padinfo = find_padinfo(mux_reg, socinfo);
if (!padinfo) {
fprintf(stderr, "unknown pad (muxreg: %lx)\n",
(unsigned long)mux_reg);
continue;
}
if (conf_reg != padinfo->swpad_regoffset)
printf("E: wrong offset for SW_PAD register (%s)\n",
padinfo->padname);
if (conf_reg == (uint32_t)-1) {
if (config != 0 && config != 0x80000000)
printf("E: config value without config register (%s)\n",
padinfo->padname);
} else {
if (config == 0x80000000) {
printf("S: explicitly use 0x%08x as config value for %s\n",
padinfo->swpad_reset_default &
padinfo->swpad_writeable_mask,
padinfo->padname);
} else if (config & ~padinfo->swpad_writeable_mask) {
printf("E: config value specified for reserved bit (%s)\n",
padinfo->padname);
}
}
}
return 0;
}
struct iomux_id_t {
const char *compatible;
const struct socinfo *socinfo;
};
static const struct iomux_id_t iomux_id[] = {
{
.compatible = "fsl,imx25-iomuxc",
.socinfo = &imx25_socinfo,
},
};
int main(int argc, const char *argv[])
{
void *fdt;
struct device_node *root, *np;
size_t i;
if (argc < 2) {
fprintf(stderr, "No filename given\n");
return EXIT_FAILURE;
}
fdt = read_file(argv[1], NULL);
if (!fdt) {
fprintf(stderr, "failed to read dtb\n");
return EXIT_FAILURE;
}
root = of_unflatten_dtb(fdt);
if (IS_ERR(root)) {
fprintf(stderr, "failed to unflatten device tree (%ld)\n", PTR_ERR(root));
return EXIT_FAILURE;
}
of_set_root_node(root);
for (i = 0; i < ARRAY_SIZE(iomux_id); ++i) {
for_each_compatible_node(np, NULL, iomux_id[i].compatible) {
struct device_node *npc;
pr_debug("Found iomuxc %s\n", np->full_name);
for_each_child_of_node(np, npc) {
if (of_property_read_bool(npc, "fsl,pins")) {
pr_debug("Found function node %s\n", npc->full_name);
parse_function(npc, iomux_id[i].socinfo);
} else {
struct device_node *npcc;
for_each_child_of_node(npc, npcc)
parse_function(npcc,
iomux_id[i].socinfo);
}
}
}
}
return EXIT_SUCCESS;
}
