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linux_dsm_epyc7002/drivers/pinctrl/pxa/pinctrl-pxa25x.c
Robert Jarzmik 1951384cb1 pinctrl: pxa: add pxa25x architecture 
Add the pxa25x architecture, which is a pxa2xx with 85 pins. The
registers spacing, and pins logic is common to pxa2xx, only the pins and
their alternate function are specific to pxa25x.

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-04-14 14:08:29 +02:00

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9.2 KiB
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/*
* Marvell PXA25x family pin control
*
* Copyright (C) 2016 Robert Jarzmik
*
* 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; version 2 of the License.
*
*/
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/pinctrl/pinctrl.h>
#include "pinctrl-pxa2xx.h"
static const struct pxa_desc_pin pxa25x_pins[] = {
PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(0)),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(1),
PXA_FUNCTION(0, 1, "GP_RST")),
PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(2)),
PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(3)),
PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(4)),
PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(5)),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(6),
PXA_FUNCTION(1, 1, "MMCCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(7),
PXA_FUNCTION(1, 1, "48_MHz")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(8),
PXA_FUNCTION(1, 1, "MMCCS0")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(9),
PXA_FUNCTION(1, 1, "MMCCS1")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(10),
PXA_FUNCTION(1, 1, "RTCCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(11),
PXA_FUNCTION(1, 1, "3_6_MHz")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(12),
PXA_FUNCTION(1, 1, "32_kHz")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(13),
PXA_FUNCTION(1, 2, "MBGNT")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(14),
PXA_FUNCTION(0, 1, "MBREQ")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(15),
PXA_FUNCTION(1, 2, "nCS_1")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(16),
PXA_FUNCTION(1, 2, "PWM0")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(17),
PXA_FUNCTION(1, 2, "PWM1")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(18),
PXA_FUNCTION(0, 1, "RDY")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(19),
PXA_FUNCTION(0, 1, "DREQ[1]")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(20),
PXA_FUNCTION(0, 1, "DREQ[0]")),
PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(21)),
PXA_GPIO_ONLY_PIN(PXA_PINCTRL_PIN(22)),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(23),
PXA_FUNCTION(1, 2, "SCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(24),
PXA_FUNCTION(1, 2, "SFRM")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(25),
PXA_FUNCTION(1, 2, "TXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(26),
PXA_FUNCTION(0, 1, "RXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(27),
PXA_FUNCTION(0, 1, "EXTCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(28),
PXA_FUNCTION(0, 1, "BITCLK"),
PXA_FUNCTION(0, 2, "BITCLK"),
PXA_FUNCTION(1, 1, "BITCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(29),
PXA_FUNCTION(0, 1, "SDATA_IN0"),
PXA_FUNCTION(0, 2, "SDATA_IN")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(30),
PXA_FUNCTION(1, 1, "SDATA_OUT"),
PXA_FUNCTION(1, 2, "SDATA_OUT")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(31),
PXA_FUNCTION(1, 1, "SYNC"),
PXA_FUNCTION(1, 2, "SYNC")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(32),
PXA_FUNCTION(0, 1, "SDATA_IN1"),
PXA_FUNCTION(1, 1, "SYSCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(33),
PXA_FUNCTION(1, 2, "nCS[5]")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(34),
PXA_FUNCTION(0, 1, "FFRXD"),
PXA_FUNCTION(1, 2, "MMCCS0")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(35),
PXA_FUNCTION(0, 1, "CTS")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(36),
PXA_FUNCTION(0, 1, "DCD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(37),
PXA_FUNCTION(0, 1, "DSR")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(38),
PXA_FUNCTION(0, 1, "RI")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(39),
PXA_FUNCTION(1, 1, "MMCC1"),
PXA_FUNCTION(1, 2, "FFTXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(40),
PXA_FUNCTION(1, 2, "DTR")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(41),
PXA_FUNCTION(1, 2, "RTS")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(42),
PXA_FUNCTION(0, 1, "BTRXD"),
PXA_FUNCTION(0, 3, "HWRXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(43),
PXA_FUNCTION(1, 2, "BTTXD"),
PXA_FUNCTION(1, 3, "HWTXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(44),
PXA_FUNCTION(0, 1, "BTCTS"),
PXA_FUNCTION(0, 3, "HWCTS")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(45),
PXA_FUNCTION(1, 2, "BTRTS"),
PXA_FUNCTION(1, 3, "HWRTS")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(46),
PXA_FUNCTION(0, 1, "ICP_RXD"),
PXA_FUNCTION(0, 2, "RXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(47),
PXA_FUNCTION(1, 1, "TXD"),
PXA_FUNCTION(1, 2, "ICP_TXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(48),
PXA_FUNCTION(1, 1, "HWTXD"),
PXA_FUNCTION(1, 2, "nPOE")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(49),
PXA_FUNCTION(0, 1, "HWRXD"),
PXA_FUNCTION(1, 2, "nPWE")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(50),
PXA_FUNCTION(0, 1, "HWCTS"),
PXA_FUNCTION(1, 2, "nPIOR")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(51),
PXA_FUNCTION(1, 1, "HWRTS"),
PXA_FUNCTION(1, 2, "nPIOW")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(52),
PXA_FUNCTION(1, 2, "nPCE[1]")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(53),
PXA_FUNCTION(1, 1, "MMCCLK"),
PXA_FUNCTION(1, 2, "nPCE[2]")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(54),
PXA_FUNCTION(1, 1, "MMCCLK"),
PXA_FUNCTION(1, 2, "nPSKTSEL")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(55),
PXA_FUNCTION(1, 2, "nPREG")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(56),
PXA_FUNCTION(0, 1, "nPWAIT")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(57),
PXA_FUNCTION(0, 1, "nIOIS16")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(58),
PXA_FUNCTION(1, 2, "LDD<0>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(59),
PXA_FUNCTION(1, 2, "LDD<1>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(60),
PXA_FUNCTION(1, 2, "LDD<2>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(61),
PXA_FUNCTION(1, 2, "LDD<3>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(62),
PXA_FUNCTION(1, 2, "LDD<4>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(63),
PXA_FUNCTION(1, 2, "LDD<5>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(64),
PXA_FUNCTION(1, 2, "LDD<6>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(65),
PXA_FUNCTION(1, 2, "LDD<7>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(66),
PXA_FUNCTION(0, 1, "MBREQ"),
PXA_FUNCTION(1, 2, "LDD<8>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(67),
PXA_FUNCTION(1, 1, "MMCCS0"),
PXA_FUNCTION(1, 2, "LDD<9>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(68),
PXA_FUNCTION(1, 1, "MMCCS1"),
PXA_FUNCTION(1, 2, "LDD<10>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(69),
PXA_FUNCTION(1, 1, "MMCCLK"),
PXA_FUNCTION(1, 2, "LDD<11>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(70),
PXA_FUNCTION(1, 1, "RTCCLK"),
PXA_FUNCTION(1, 2, "LDD<12>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(71),
PXA_FUNCTION(1, 1, "3_6_MHz"),
PXA_FUNCTION(1, 2, "LDD<13>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(72),
PXA_FUNCTION(1, 1, "32_kHz"),
PXA_FUNCTION(1, 2, "LDD<14>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(73),
PXA_FUNCTION(1, 1, "MBGNT"),
PXA_FUNCTION(1, 2, "LDD<15>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(74),
PXA_FUNCTION(1, 2, "LCD_FCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(75),
PXA_FUNCTION(1, 2, "LCD_LCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(76),
PXA_FUNCTION(1, 2, "LCD_PCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(77),
PXA_FUNCTION(1, 2, "LCD_ACBIAS")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(78),
PXA_FUNCTION(1, 2, "nCS<2>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(79),
PXA_FUNCTION(1, 2, "nCS<3>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(80),
PXA_FUNCTION(1, 2, "nCS<4>")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(81),
PXA_FUNCTION(0, 1, "NSSPSCLK"),
PXA_FUNCTION(1, 1, "NSSPSCLK")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(82),
PXA_FUNCTION(0, 1, "NSSPSFRM"),
PXA_FUNCTION(1, 1, "NSSPSFRM")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(83),
PXA_FUNCTION(0, 2, "NSSPRXD"),
PXA_FUNCTION(1, 1, "NSSPTXD")),
PXA_GPIO_PIN(PXA_PINCTRL_PIN(84),
PXA_FUNCTION(0, 2, "NSSPRXD"),
PXA_FUNCTION(1, 1, "NSSPTXD")),
};
static int pxa25x_pinctrl_probe(struct platform_device *pdev)
{
int ret, i;
void __iomem *base_af[8];
void __iomem *base_dir[4];
void __iomem *base_sleep[4];
struct resource *res;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
base_af[0] = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base_af[0]))
return PTR_ERR(base_af[0]);
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
base_dir[0] = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base_dir[0]))
return PTR_ERR(base_dir[0]);
res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
base_dir[3] = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base_dir[3]))
return PTR_ERR(base_dir[3]);
res = platform_get_resource(pdev, IORESOURCE_MEM, 3);
base_sleep[0] = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(base_sleep[0]))
return PTR_ERR(base_sleep[0]);
for (i = 0; i < ARRAY_SIZE(base_af); i++)
base_af[i] = base_af[0] + sizeof(base_af[0]) * i;
for (i = 0; i < 3; i++)
base_dir[i] = base_dir[0] + sizeof(base_dir[0]) * i;
for (i = 0; i < ARRAY_SIZE(base_sleep); i++)
base_sleep[i] = base_sleep[0] + sizeof(base_af[0]) * i;
ret = pxa2xx_pinctrl_init(pdev, pxa25x_pins, ARRAY_SIZE(pxa25x_pins),
base_af, base_dir, base_sleep);
return ret;
}
static const struct of_device_id pxa25x_pinctrl_match[] = {
{ .compatible = "marvell,pxa25x-pinctrl", },
{}
};
MODULE_DEVICE_TABLE(of, pxa25x_pinctrl_match);
static struct platform_driver pxa25x_pinctrl_driver = {
.probe = pxa25x_pinctrl_probe,
.driver = {
.name = "pxa25x-pinctrl",
.of_match_table = pxa25x_pinctrl_match,
},
};
module_platform_driver(pxa25x_pinctrl_driver);
MODULE_AUTHOR("Robert Jarzmik <robert.jarzmik@free.fr>");
MODULE_DESCRIPTION("Marvell PXA25x pinctrl driver");
MODULE_LICENSE("GPL v2");
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