--- /dev/null
+// SPDX-License-Identifier: GPL-2.0-or-later
+// (C) 2022 Pali Rohár <pali@kernel.org>
+
+#include <common.h>
+#include <config.h>
+#include <dm.h>
+#include <dm/devres.h>
+#include <dm/lists.h>
+#include <dm/pinctrl.h>
+#include <dm/root.h>
+#include <errno.h>
+#include <asm/io.h>
+
+struct mvebu_mpp_ctrl_setting {
+ const char *name;
+ const char *subname;
+ u8 val;
+ u8 variant;
+};
+
+struct mvebu_mpp_mode {
+ const char *name;
+ size_t nsettings;
+ struct mvebu_mpp_ctrl_setting *settings;
+};
+
+#define MPP_MODE(_name, ...) \
+ { \
+ .name = _name, \
+ .nsettings = ARRAY_SIZE(( \
+ (struct mvebu_mpp_ctrl_setting[]) \
+ { __VA_ARGS__ })), \
+ .settings = (struct mvebu_mpp_ctrl_setting[]){ \
+ __VA_ARGS__ }, \
+ }
+
+#define MPP_VAR_FUNCTION(_val, _name, _subname, _mask) \
+ { \
+ .val = _val, \
+ .name = _name, \
+ .subname = _subname, \
+ .variant = _mask, \
+ }
+
+#define MVEBU_MPPS_PER_REG 8
+#define MVEBU_MPP_BITS 4
+#define MVEBU_MPP_MASK 0xf
+
+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("mpp0",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ua0", "rxd", V_88F6810_PLUS)),
+ MPP_MODE("mpp1",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ua0", "txd", V_88F6810_PLUS)),
+ MPP_MODE("mpp2",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "i2c0", "sck", V_88F6810_PLUS)),
+ MPP_MODE("mpp3",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "i2c0", "sda", V_88F6810_PLUS)),
+ MPP_MODE("mpp4",
+ 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("mpp5",
+ 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("mpp6",
+ 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("mpp7",
+ 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("mpp8",
+ 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("mpp9",
+ 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("mpp10",
+ 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("mpp11",
+ 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("mpp12",
+ 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("mpp13",
+ 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)),
+ MPP_MODE("mpp14",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ge0", "rxd2", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ptp", "clk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "dram", "vttctrl", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi0", "cs3", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "we1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "pcie3", "clkreq", V_88F6810_PLUS)),
+ MPP_MODE("mpp15",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ge0", "rxd3", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge", "mdc slave", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "pcie0", "rstout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi0", "mosi", V_88F6810_PLUS)),
+ MPP_MODE("mpp16",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ge0", "rxctl", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge", "mdio slave", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "dram", "deccerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi0", "miso", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "pcie0", "clkreq", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "pcie1", "clkreq", V_88F6820_PLUS)),
+ MPP_MODE("mpp17",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ge0", "rxclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ptp", "clk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua1", "rxd", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi0", "sck", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sata1", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "sata0", "prsnt", V_88F6810_PLUS)),
+ MPP_MODE("mpp18",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ge0", "rxerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ptp", "trig", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua1", "txd", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi0", "cs0", V_88F6810_PLUS)),
+ MPP_MODE("mpp19",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ge0", "col", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ptp", "evreq", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ge0", "txerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sata1", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "ua0", "cts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "rxd", V_88F6810_PLUS)),
+ MPP_MODE("mpp20",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ge0", "txclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ptp", "clk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sata0", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "ua0", "rts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "txd", V_88F6810_PLUS)),
+ MPP_MODE("mpp21",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "spi0", "cs1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "rxd0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "sata0", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "cmd", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "bootcs", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "sata1", "prsnt", V_88F6810_PLUS)),
+ MPP_MODE("mpp22",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "spi0", "mosi", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad0", V_88F6810_PLUS)),
+ MPP_MODE("mpp23",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "spi0", "sck", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad2", V_88F6810_PLUS)),
+ MPP_MODE("mpp24",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "spi0", "miso", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ua0", "cts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua1", "rxd", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d4", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ready", V_88F6810_PLUS)),
+ MPP_MODE("mpp25",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "spi0", "cs0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ua0", "rts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua1", "txd", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d5", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "cs0", V_88F6810_PLUS)),
+ MPP_MODE("mpp26",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "spi0", "cs2", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "i2c1", "sck", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d6", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "cs1", V_88F6810_PLUS)),
+ MPP_MODE("mpp27",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "spi0", "cs3", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "txclkout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "i2c1", "sda", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d7", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "cs2", V_88F6810_PLUS)),
+ MPP_MODE("mpp28",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "txd0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "clk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad5", V_88F6810_PLUS)),
+ MPP_MODE("mpp29",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "txd1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ale0", V_88F6810_PLUS)),
+ MPP_MODE("mpp30",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "txd2", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "oe", V_88F6810_PLUS)),
+ MPP_MODE("mpp31",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "txd3", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ale1", V_88F6810_PLUS)),
+ MPP_MODE("mpp32",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "txctl", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "we0", V_88F6810_PLUS)),
+ MPP_MODE("mpp33",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "dram", "deccerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad3", V_88F6810_PLUS)),
+ MPP_MODE("mpp34",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad1", V_88F6810_PLUS)),
+ MPP_MODE("mpp35",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ref", "clk_out1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "a1", V_88F6810_PLUS)),
+ MPP_MODE("mpp36",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ptp", "trig", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "a0", V_88F6810_PLUS)),
+ MPP_MODE("mpp37",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ptp", "clk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "rxclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d3", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad8", V_88F6810_PLUS)),
+ MPP_MODE("mpp38",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ptp", "evreq", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "rxd1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ref", "clk_out0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad4", V_88F6810_PLUS)),
+ MPP_MODE("mpp39",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "i2c1", "sck", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "rxd2", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua0", "cts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "a2", V_88F6810_PLUS)),
+ MPP_MODE("mpp40",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "i2c1", "sda", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "rxd3", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua0", "rts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "sd0", "d2", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad6", V_88F6810_PLUS)),
+ MPP_MODE("mpp41",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ua1", "rxd", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge1", "rxctl", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua0", "cts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi1", "cs3", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "burst/last", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "nand", "rb0", V_88F6810_PLUS)),
+ MPP_MODE("mpp42",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ua1", "txd", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "ua0", "rts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "ad7", V_88F6810_PLUS)),
+ MPP_MODE("mpp43",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "pcie0", "clkreq", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "dram", "vttctrl", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "dram", "deccerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi1", "cs2", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dev", "clkout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "nand", "rb1", V_88F6810_PLUS)),
+ MPP_MODE("mpp44",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "sata0", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "sata1", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "sata2", "prsnt", V_88F6828),
+ MPP_VAR_FUNCTION(4, "sata3", "prsnt", V_88F6828)),
+ MPP_MODE("mpp45",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ref", "clk_out0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "pcie0", "rstout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "rxd", V_88F6810_PLUS)),
+ MPP_MODE("mpp46",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ref", "clk_out1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "pcie0", "rstout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "txd", V_88F6810_PLUS)),
+ MPP_MODE("mpp47",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "sata0", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "sata1", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "sata2", "prsnt", V_88F6828),
+ MPP_VAR_FUNCTION(5, "sata3", "prsnt", V_88F6828)),
+ MPP_MODE("mpp48",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "sata0", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "dram", "vttctrl", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "tdm", "pclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "audio", "mclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d4", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "pcie0", "clkreq", V_88F6810_PLUS)),
+ MPP_MODE("mpp49",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "sata2", "prsnt", V_88F6828),
+ MPP_VAR_FUNCTION(2, "sata3", "prsnt", V_88F6828),
+ MPP_VAR_FUNCTION(3, "tdm", "fsync", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "audio", "lrclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d5", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "pcie1", "clkreq", V_88F6820_PLUS)),
+ MPP_MODE("mpp50",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "pcie0", "rstout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "tdm", "drx", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "audio", "extclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "cmd", V_88F6810_PLUS)),
+ MPP_MODE("mpp51",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "tdm", "dtx", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "audio", "sdo", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "dram", "deccerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ptp", "trig", V_88F6810_PLUS)),
+ MPP_MODE("mpp52",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "pcie0", "rstout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "tdm", "int", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "audio", "sdi", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d6", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ptp", "clk", V_88F6810_PLUS)),
+ MPP_MODE("mpp53",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "sata1", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "sata0", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "tdm", "rst", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "audio", "bclk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d7", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ptp", "evreq", V_88F6810_PLUS)),
+ MPP_MODE("mpp54",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "sata0", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "sata1", "prsnt", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "pcie0", "rstout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "ge0", "txerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d3", V_88F6810_PLUS)),
+ MPP_MODE("mpp55",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ua1", "cts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge", "mdio", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "pcie1", "clkreq", V_88F6820_PLUS),
+ MPP_VAR_FUNCTION(4, "spi1", "cs1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "rxd", V_88F6810_PLUS)),
+ MPP_MODE("mpp56",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "ua1", "rts", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "ge", "mdc", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "dram", "deccerr", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi1", "mosi", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "txd", V_88F6810_PLUS)),
+ MPP_MODE("mpp57",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi1", "sck", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "clk", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "txd", V_88F6810_PLUS)),
+ MPP_MODE("mpp58",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "pcie1", "clkreq", V_88F6820_PLUS),
+ MPP_VAR_FUNCTION(2, "i2c1", "sck", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(3, "pcie2", "clkreq", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi1", "miso", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d1", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(6, "ua1", "rxd", V_88F6810_PLUS)),
+ MPP_MODE("mpp59",
+ MPP_VAR_FUNCTION(0, "gpio", NULL, V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(1, "pcie0", "rstout", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(2, "i2c1", "sda", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(4, "spi1", "cs0", V_88F6810_PLUS),
+ MPP_VAR_FUNCTION(5, "sd0", "d2", V_88F6810_PLUS)),
+};
+
+static const char * const armada_38x_mpp_function_names[] = {
+ "gpio", /* make gpio always as function 0 */
+
+ "audio",
+ "dev",
+ "dram",
+ "ge",
+ "ge0",
+ "ge1",
+ "i2c0",
+ "i2c1",
+ "nand",
+ "pcie0",
+ "pcie1",
+ "pcie2",
+ "pcie3",
+ "ptp",
+ "ref",
+ "sata0",
+ "sata1",
+ "sata2",
+ "sata3",
+ "sd0",
+ "spi0",
+ "spi1",
+ "tdm",
+ "ua0",
+ "ua1",
+};
+
+struct armada_38x_pinctrl {
+ void __iomem *base;
+ u8 variant;
+};
+
+static int armada_38x_pinctrl_get_pins_count(struct udevice *dev)
+{
+ return ARRAY_SIZE(armada_38x_mpp_modes);
+}
+
+static const char *armada_38x_pinctrl_get_pin_name(struct udevice *dev, unsigned int selector)
+{
+ return armada_38x_mpp_modes[selector].name;
+}
+
+static int armada_38x_pinctrl_get_functions_count(struct udevice *dev)
+{
+ return ARRAY_SIZE(armada_38x_mpp_function_names);
+}
+
+static const char *armada_38x_pinctrl_get_function_name(struct udevice *dev, unsigned int selector)
+{
+ return armada_38x_mpp_function_names[selector];
+}
+
+static int armada_38x_pinctrl_get_pin_muxing(struct udevice *dev, unsigned int selector,
+ char *buf, int size)
+{
+ struct armada_38x_pinctrl *info = dev_get_priv(dev);
+ unsigned int off = (selector / MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
+ unsigned int shift = (selector % MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
+ const char *func_name = NULL;
+ const char *sub_name = NULL;
+ unsigned long config;
+ int i;
+
+ config = (readl(info->base + off) >> shift) & MVEBU_MPP_MASK;
+
+ for (i = 0; i < armada_38x_mpp_modes[selector].nsettings; i++) {
+ if (armada_38x_mpp_modes[selector].settings[i].val == config)
+ break;
+ }
+
+ if (i < armada_38x_mpp_modes[selector].nsettings) {
+ func_name = armada_38x_mpp_modes[selector].settings[i].name;
+ sub_name = armada_38x_mpp_modes[selector].settings[i].subname;
+ }
+
+ snprintf(buf, size, "%s%s%s",
+ func_name ? func_name : "unknown",
+ sub_name ? "_" : "",
+ sub_name ? sub_name : "");
+ return 0;
+}
+
+static int armada_38x_pinctrl_pinmux_set(struct udevice *dev, unsigned int pin_selector,
+ unsigned int func_selector)
+{
+ struct armada_38x_pinctrl *info = dev_get_priv(dev);
+ unsigned int off = (pin_selector / MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
+ unsigned int shift = (pin_selector % MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
+ const char *func_name = armada_38x_mpp_function_names[func_selector];
+ unsigned long config, reg;
+ int i;
+
+ for (i = 0; i < armada_38x_mpp_modes[pin_selector].nsettings; i++) {
+ if (strcmp(armada_38x_mpp_modes[pin_selector].settings[i].name, func_name) == 0)
+ break;
+ }
+
+ if (i >= armada_38x_mpp_modes[pin_selector].nsettings)
+ return -EINVAL;
+
+ if (!(info->variant & armada_38x_mpp_modes[pin_selector].settings[i].variant))
+ return -EINVAL;
+
+ reg = readl(info->base + off) & ~(MVEBU_MPP_MASK << shift);
+ config = armada_38x_mpp_modes[pin_selector].settings[i].val;
+ writel(reg | (config << shift), info->base + off);
+
+ return 0;
+}
+
+static int armada_38x_pinctrl_gpio_request_enable(struct udevice *dev, unsigned int selector)
+{
+ char buf[20];
+
+ armada_38x_pinctrl_get_pin_muxing(dev, selector, buf, sizeof(buf));
+ if (strcmp(buf, "gpio") != 0)
+ printf("Warning: Changing mpp%u function from %s to gpio...\n", selector, buf);
+
+ return armada_38x_pinctrl_pinmux_set(dev, selector, 0); /* gpio is always function 0 */
+}
+
+static int armada_38x_pinctrl_gpio_disable_free(struct udevice *dev, unsigned int selector)
+{
+ /* nothing to do */
+ return 0;
+}
+
+static int armada_38x_pinctrl_set_state(struct udevice *dev, struct udevice *config)
+{
+ return pinctrl_generic_set_state_prefix(dev, config, "marvell,");
+}
+
+static int armada_38x_pinctrl_probe(struct udevice *dev)
+{
+ struct armada_38x_pinctrl *info = dev_get_priv(dev);
+
+ info->variant = (u8)dev_get_driver_data(dev);
+ info->base = dev_read_addr_ptr(dev);
+
+ if (!info->base)
+ return -EINVAL;
+
+ return 0;
+}
+
+struct pinctrl_ops armada_37xx_pinctrl_ops = {
+ .get_pins_count = armada_38x_pinctrl_get_pins_count,
+ .get_pin_name = armada_38x_pinctrl_get_pin_name,
+ .get_functions_count = armada_38x_pinctrl_get_functions_count,
+ .get_function_name = armada_38x_pinctrl_get_function_name,
+ .get_pin_muxing = armada_38x_pinctrl_get_pin_muxing,
+ .pinmux_set = armada_38x_pinctrl_pinmux_set,
+ .gpio_request_enable = armada_38x_pinctrl_gpio_request_enable,
+ .gpio_disable_free = armada_38x_pinctrl_gpio_disable_free,
+ .set_state = armada_38x_pinctrl_set_state,
+};
+
+static const struct udevice_id armada_38x_pinctrl_of_match[] = {
+ {
+ .compatible = "marvell,mv88f6810-pinctrl",
+ .data = V_88F6810,
+ },
+ {
+ .compatible = "marvell,mv88f6820-pinctrl",
+ .data = V_88F6820,
+ },
+ {
+ .compatible = "marvell,mv88f6828-pinctrl",
+ .data = V_88F6828,
+ },
+ { },
+};
+
+U_BOOT_DRIVER(armada_38x_pinctrl) = {
+ .name = "armada-38x-pinctrl",
+ .id = UCLASS_PINCTRL,
+ .of_match = of_match_ptr(armada_38x_pinctrl_of_match),
+ .probe = armada_38x_pinctrl_probe,
+ .priv_auto = sizeof(struct armada_38x_pinctrl),
+ .ops = &armada_37xx_pinctrl_ops,
+};
projects / u-boot.git / commitdiff