| /* |
| * Marvell Armada XP pinctrl driver based on mvebu pinctrl core |
| * |
| * Copyright (C) 2012 Marvell |
| * |
| * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This file supports the three variants of Armada XP SoCs that are |
| * available: mv78230, mv78260 and mv78460. From a pin muxing |
| * perspective, the mv78230 has 49 MPP pins. The mv78260 and mv78460 |
| * both have 67 MPP pins (more GPIOs and address lines for the memory |
| * bus mainly). |
| */ |
| |
| #include <linux/err.h> |
| #include <linux/init.h> |
| #include <linux/io.h> |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| #include <linux/clk.h> |
| #include <linux/of.h> |
| #include <linux/of_device.h> |
| #include <linux/pinctrl/pinctrl.h> |
| #include <linux/bitops.h> |
| |
| #include "pinctrl-mvebu.h" |
| |
| static void __iomem *mpp_base; |
| static u32 *mpp_saved_regs; |
| |
| static int armada_xp_mpp_ctrl_get(unsigned pid, unsigned long *config) |
| { |
| return default_mpp_ctrl_get(mpp_base, pid, config); |
| } |
| |
| static int armada_xp_mpp_ctrl_set(unsigned pid, unsigned long config) |
| { |
| return default_mpp_ctrl_set(mpp_base, pid, config); |
| } |
| |
| enum armada_xp_variant { |
| V_MV78230 = BIT(0), |
| V_MV78260 = BIT(1), |
| V_MV78460 = BIT(2), |
| V_MV78230_PLUS = (V_MV78230 | V_MV78260 | V_MV78460), |
| V_MV78260_PLUS = (V_MV78260 | V_MV78460), |
| }; |
| |
| static struct mvebu_mpp_mode armada_xp_mpp_modes[] = { |
| MPP_MODE(0, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txclkout", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d0", V_MV78230_PLUS)), |
| MPP_MODE(1, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d1", V_MV78230_PLUS)), |
| MPP_MODE(2, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd1", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d2", V_MV78230_PLUS)), |
| MPP_MODE(3, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd2", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d3", V_MV78230_PLUS)), |
| MPP_MODE(4, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd3", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d4", V_MV78230_PLUS)), |
| MPP_MODE(5, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txctl", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d5", V_MV78230_PLUS)), |
| MPP_MODE(6, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d6", V_MV78230_PLUS)), |
| MPP_MODE(7, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd1", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d7", V_MV78230_PLUS)), |
| MPP_MODE(8, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd2", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d8", V_MV78230_PLUS)), |
| MPP_MODE(9, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd3", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d9", V_MV78230_PLUS)), |
| MPP_MODE(10, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxctl", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d10", V_MV78230_PLUS)), |
| MPP_MODE(11, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxclk", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d11", V_MV78230_PLUS)), |
| MPP_MODE(12, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd4", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "txclkout", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d12", V_MV78230_PLUS)), |
| MPP_MODE(13, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd5", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "txd0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi1", "mosi", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d13", V_MV78230_PLUS)), |
| MPP_MODE(14, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd6", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "txd1", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi1", "sck", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d14", V_MV78230_PLUS)), |
| MPP_MODE(15, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txd7", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "txd2", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d15", V_MV78230_PLUS)), |
| MPP_MODE(16, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "txclk", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "txd3", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi1", "cs0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d16", V_MV78230_PLUS)), |
| MPP_MODE(17, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "col", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "txctl", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi1", "miso", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d17", V_MV78230_PLUS)), |
| MPP_MODE(18, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxerr", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "rxd0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "ptp", "trig", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d18", V_MV78230_PLUS)), |
| MPP_MODE(19, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "crs", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "rxd1", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "ptp", "evreq", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d19", V_MV78230_PLUS)), |
| MPP_MODE(20, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd4", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "rxd2", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "ptp", "clk", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d20", V_MV78230_PLUS)), |
| MPP_MODE(21, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd5", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "rxd3", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "dram", "bat", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d21", V_MV78230_PLUS)), |
| MPP_MODE(22, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd6", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "rxctl", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "sata0", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d22", V_MV78230_PLUS)), |
| MPP_MODE(23, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ge0", "rxd7", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "ge1", "rxclk", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "sata1", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "d23", V_MV78230_PLUS)), |
| MPP_MODE(24, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sata1", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "rst", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "hsync", V_MV78230_PLUS)), |
| MPP_MODE(25, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sata0", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "pclk", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "vsync", V_MV78230_PLUS)), |
| MPP_MODE(26, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "fsync", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "clk", V_MV78230_PLUS)), |
| MPP_MODE(27, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ptp", "trig", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "dtx", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "e", V_MV78230_PLUS)), |
| MPP_MODE(28, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ptp", "evreq", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "drx", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "pwm", V_MV78230_PLUS)), |
| MPP_MODE(29, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "ptp", "clk", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "ref-clk", V_MV78230_PLUS)), |
| MPP_MODE(30, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sd0", "clk", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int1", V_MV78230_PLUS)), |
| MPP_MODE(31, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sd0", "cmd", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int2", V_MV78230_PLUS)), |
| MPP_MODE(32, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sd0", "d0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int3", V_MV78230_PLUS)), |
| MPP_MODE(33, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sd0", "d1", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int4", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "dram", "bat", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x5, "dram", "vttctrl", V_MV78230_PLUS)), |
| MPP_MODE(34, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sd0", "d2", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "sata0", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int5", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "dram", "deccerr", V_MV78230_PLUS)), |
| MPP_MODE(35, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "sd0", "d3", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "sata1", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int6", V_MV78230_PLUS)), |
| MPP_MODE(36, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "spi0", "mosi", V_MV78230_PLUS)), |
| MPP_MODE(37, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "spi0", "miso", V_MV78230_PLUS)), |
| MPP_MODE(38, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "spi0", "sck", V_MV78230_PLUS)), |
| MPP_MODE(39, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "spi0", "cs0", V_MV78230_PLUS)), |
| MPP_MODE(40, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "spi0", "cs1", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart2", "cts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "vga-hsync", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x5, "pcie", "clkreq0", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x6, "spi1", "cs1", V_MV78230_PLUS)), |
| MPP_MODE(41, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "spi0", "cs2", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart2", "rts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "sata1", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "lcd", "vga-vsync", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x5, "pcie", "clkreq1", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x6, "spi1", "cs2", V_MV78230_PLUS)), |
| MPP_MODE(42, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "uart2", "rxd", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart0", "cts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "tdm", "int7", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "tdm", "timer", V_MV78230_PLUS)), |
| MPP_MODE(43, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "uart2", "txd", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart0", "rts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi0", "cs3", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "pcie", "rstout", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x6, "spi1", "cs3", V_MV78230_PLUS)), |
| MPP_MODE(44, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "uart2", "cts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart3", "rxd", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi0", "cs4", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "dram", "bat", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x5, "pcie", "clkreq2", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x6, "spi1", "cs4", V_MV78230_PLUS)), |
| MPP_MODE(45, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "uart2", "rts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart3", "txd", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi0", "cs5", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "sata1", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x5, "dram", "vttctrl", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x6, "spi1", "cs5", V_MV78230_PLUS)), |
| MPP_MODE(46, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "uart3", "rts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart1", "rts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi0", "cs6", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "sata0", "prsnt", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x6, "spi1", "cs6", V_MV78230_PLUS)), |
| MPP_MODE(47, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "uart3", "cts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "uart1", "cts", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "spi0", "cs7", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x4, "ref", "clkout", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x5, "pcie", "clkreq3", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x6, "spi1", "cs7", V_MV78230_PLUS)), |
| MPP_MODE(48, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "clkout", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x2, "dev", "burst/last", V_MV78230_PLUS), |
| MPP_VAR_FUNCTION(0x3, "nand", "rb", V_MV78230_PLUS)), |
| MPP_MODE(49, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "we3", V_MV78260_PLUS)), |
| MPP_MODE(50, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "we2", V_MV78260_PLUS)), |
| MPP_MODE(51, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad16", V_MV78260_PLUS)), |
| MPP_MODE(52, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad17", V_MV78260_PLUS)), |
| MPP_MODE(53, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad18", V_MV78260_PLUS)), |
| MPP_MODE(54, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad19", V_MV78260_PLUS)), |
| MPP_MODE(55, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad20", V_MV78260_PLUS)), |
| MPP_MODE(56, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad21", V_MV78260_PLUS)), |
| MPP_MODE(57, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad22", V_MV78260_PLUS)), |
| MPP_MODE(58, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad23", V_MV78260_PLUS)), |
| MPP_MODE(59, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad24", V_MV78260_PLUS)), |
| MPP_MODE(60, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad25", V_MV78260_PLUS)), |
| MPP_MODE(61, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad26", V_MV78260_PLUS)), |
| MPP_MODE(62, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad27", V_MV78260_PLUS)), |
| MPP_MODE(63, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad28", V_MV78260_PLUS)), |
| MPP_MODE(64, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad29", V_MV78260_PLUS)), |
| MPP_MODE(65, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad30", V_MV78260_PLUS)), |
| MPP_MODE(66, |
| MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), |
| MPP_VAR_FUNCTION(0x1, "dev", "ad31", V_MV78260_PLUS)), |
| }; |
| |
| static struct mvebu_pinctrl_soc_info armada_xp_pinctrl_info; |
| |
| static const struct of_device_id armada_xp_pinctrl_of_match[] = { |
| { |
| .compatible = "marvell,mv78230-pinctrl", |
| .data = (void *) V_MV78230, |
| }, |
| { |
| .compatible = "marvell,mv78260-pinctrl", |
| .data = (void *) V_MV78260, |
| }, |
| { |
| .compatible = "marvell,mv78460-pinctrl", |
| .data = (void *) V_MV78460, |
| }, |
| { }, |
| }; |
| |
| static struct mvebu_mpp_ctrl mv78230_mpp_controls[] = { |
| MPP_FUNC_CTRL(0, 48, NULL, armada_xp_mpp_ctrl), |
| }; |
| |
| static struct pinctrl_gpio_range mv78230_mpp_gpio_ranges[] = { |
| MPP_GPIO_RANGE(0, 0, 0, 32), |
| MPP_GPIO_RANGE(1, 32, 32, 17), |
| }; |
| |
| static struct mvebu_mpp_ctrl mv78260_mpp_controls[] = { |
| MPP_FUNC_CTRL(0, 66, NULL, armada_xp_mpp_ctrl), |
| }; |
| |
| static struct pinctrl_gpio_range mv78260_mpp_gpio_ranges[] = { |
| MPP_GPIO_RANGE(0, 0, 0, 32), |
| MPP_GPIO_RANGE(1, 32, 32, 32), |
| MPP_GPIO_RANGE(2, 64, 64, 3), |
| }; |
| |
| static struct mvebu_mpp_ctrl mv78460_mpp_controls[] = { |
| MPP_FUNC_CTRL(0, 66, NULL, armada_xp_mpp_ctrl), |
| }; |
| |
| static struct pinctrl_gpio_range mv78460_mpp_gpio_ranges[] = { |
| MPP_GPIO_RANGE(0, 0, 0, 32), |
| MPP_GPIO_RANGE(1, 32, 32, 32), |
| MPP_GPIO_RANGE(2, 64, 64, 3), |
| }; |
| |
| static int armada_xp_pinctrl_suspend(struct platform_device *pdev, |
| pm_message_t state) |
| { |
| struct mvebu_pinctrl_soc_info *soc = |
| platform_get_drvdata(pdev); |
| int i, nregs; |
| |
| nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG); |
| |
| for (i = 0; i < nregs; i++) |
| mpp_saved_regs[i] = readl(mpp_base + i * 4); |
| |
| return 0; |
| } |
| |
| static int armada_xp_pinctrl_resume(struct platform_device *pdev) |
| { |
| struct mvebu_pinctrl_soc_info *soc = |
| platform_get_drvdata(pdev); |
| int i, nregs; |
| |
| nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG); |
| |
| for (i = 0; i < nregs; i++) |
| writel(mpp_saved_regs[i], mpp_base + i * 4); |
| |
| return 0; |
| } |
| |
| static int armada_xp_pinctrl_probe(struct platform_device *pdev) |
| { |
| struct mvebu_pinctrl_soc_info *soc = &armada_xp_pinctrl_info; |
| const struct of_device_id *match = |
| of_match_device(armada_xp_pinctrl_of_match, &pdev->dev); |
| struct resource *res; |
| int nregs; |
| |
| if (!match) |
| return -ENODEV; |
| |
| res = platform_get_resource(pdev, IORESOURCE_MEM, 0); |
| mpp_base = devm_ioremap_resource(&pdev->dev, res); |
| if (IS_ERR(mpp_base)) |
| return PTR_ERR(mpp_base); |
| |
| soc->variant = (unsigned) match->data & 0xff; |
| |
| switch (soc->variant) { |
| case V_MV78230: |
| soc->controls = mv78230_mpp_controls; |
| soc->ncontrols = ARRAY_SIZE(mv78230_mpp_controls); |
| soc->modes = armada_xp_mpp_modes; |
| /* We don't necessarily want the full list of the |
| * armada_xp_mpp_modes, but only the first 'n' ones |
| * that are available on this SoC */ |
| soc->nmodes = mv78230_mpp_controls[0].npins; |
| soc->gpioranges = mv78230_mpp_gpio_ranges; |
| soc->ngpioranges = ARRAY_SIZE(mv78230_mpp_gpio_ranges); |
| break; |
| case V_MV78260: |
| soc->controls = mv78260_mpp_controls; |
| soc->ncontrols = ARRAY_SIZE(mv78260_mpp_controls); |
| soc->modes = armada_xp_mpp_modes; |
| /* We don't necessarily want the full list of the |
| * armada_xp_mpp_modes, but only the first 'n' ones |
| * that are available on this SoC */ |
| soc->nmodes = mv78260_mpp_controls[0].npins; |
| soc->gpioranges = mv78260_mpp_gpio_ranges; |
| soc->ngpioranges = ARRAY_SIZE(mv78260_mpp_gpio_ranges); |
| break; |
| case V_MV78460: |
| soc->controls = mv78460_mpp_controls; |
| soc->ncontrols = ARRAY_SIZE(mv78460_mpp_controls); |
| soc->modes = armada_xp_mpp_modes; |
| /* We don't necessarily want the full list of the |
| * armada_xp_mpp_modes, but only the first 'n' ones |
| * that are available on this SoC */ |
| soc->nmodes = mv78460_mpp_controls[0].npins; |
| soc->gpioranges = mv78460_mpp_gpio_ranges; |
| soc->ngpioranges = ARRAY_SIZE(mv78460_mpp_gpio_ranges); |
| break; |
| } |
| |
| nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG); |
| |
| mpp_saved_regs = devm_kmalloc(&pdev->dev, nregs * sizeof(u32), |
| GFP_KERNEL); |
| if (!mpp_saved_regs) |
| return -ENOMEM; |
| |
| pdev->dev.platform_data = soc; |
| |
| return mvebu_pinctrl_probe(pdev); |
| } |
| |
| static int armada_xp_pinctrl_remove(struct platform_device *pdev) |
| { |
| return mvebu_pinctrl_remove(pdev); |
| } |
| |
| static struct platform_driver armada_xp_pinctrl_driver = { |
| .driver = { |
| .name = "armada-xp-pinctrl", |
| .of_match_table = armada_xp_pinctrl_of_match, |
| }, |
| .probe = armada_xp_pinctrl_probe, |
| .remove = armada_xp_pinctrl_remove, |
| .suspend = armada_xp_pinctrl_suspend, |
| .resume = armada_xp_pinctrl_resume, |
| }; |
| |
| module_platform_driver(armada_xp_pinctrl_driver); |
| |
| MODULE_AUTHOR("Thomas Petazzoni <thomas.petazzoni@free-electrons.com>"); |
| MODULE_DESCRIPTION("Marvell Armada XP pinctrl driver"); |
| MODULE_LICENSE("GPL v2"); |
