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// SPDX-License-Identifier: GPL-2.0+
//
// VF610 pinctrl driver based on imx pinmux and pinconf core
//
// Copyright 2013 Freescale Semiconductor, Inc.
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# include <linux/err.h>
# include <linux/init.h>
# include <linux/io.h>
# include <linux/of.h>
# include <linux/of_device.h>
# include <linux/pinctrl/pinctrl.h>
# include "pinctrl-imx.h"
enum vf610_pads {
VF610_PAD_PTA6 = 0 ,
VF610_PAD_PTA8 = 1 ,
VF610_PAD_PTA9 = 2 ,
VF610_PAD_PTA10 = 3 ,
VF610_PAD_PTA11 = 4 ,
VF610_PAD_PTA12 = 5 ,
VF610_PAD_PTA16 = 6 ,
VF610_PAD_PTA17 = 7 ,
VF610_PAD_PTA18 = 8 ,
VF610_PAD_PTA19 = 9 ,
VF610_PAD_PTA20 = 10 ,
VF610_PAD_PTA21 = 11 ,
VF610_PAD_PTA22 = 12 ,
VF610_PAD_PTA23 = 13 ,
VF610_PAD_PTA24 = 14 ,
VF610_PAD_PTA25 = 15 ,
VF610_PAD_PTA26 = 16 ,
VF610_PAD_PTA27 = 17 ,
VF610_PAD_PTA28 = 18 ,
VF610_PAD_PTA29 = 19 ,
VF610_PAD_PTA30 = 20 ,
VF610_PAD_PTA31 = 21 ,
VF610_PAD_PTB0 = 22 ,
VF610_PAD_PTB1 = 23 ,
VF610_PAD_PTB2 = 24 ,
VF610_PAD_PTB3 = 25 ,
VF610_PAD_PTB4 = 26 ,
VF610_PAD_PTB5 = 27 ,
VF610_PAD_PTB6 = 28 ,
VF610_PAD_PTB7 = 29 ,
VF610_PAD_PTB8 = 30 ,
VF610_PAD_PTB9 = 31 ,
VF610_PAD_PTB10 = 32 ,
VF610_PAD_PTB11 = 33 ,
VF610_PAD_PTB12 = 34 ,
VF610_PAD_PTB13 = 35 ,
VF610_PAD_PTB14 = 36 ,
VF610_PAD_PTB15 = 37 ,
VF610_PAD_PTB16 = 38 ,
VF610_PAD_PTB17 = 39 ,
VF610_PAD_PTB18 = 40 ,
VF610_PAD_PTB19 = 41 ,
VF610_PAD_PTB20 = 42 ,
VF610_PAD_PTB21 = 43 ,
VF610_PAD_PTB22 = 44 ,
VF610_PAD_PTC0 = 45 ,
VF610_PAD_PTC1 = 46 ,
VF610_PAD_PTC2 = 47 ,
VF610_PAD_PTC3 = 48 ,
VF610_PAD_PTC4 = 49 ,
VF610_PAD_PTC5 = 50 ,
VF610_PAD_PTC6 = 51 ,
VF610_PAD_PTC7 = 52 ,
VF610_PAD_PTC8 = 53 ,
VF610_PAD_PTC9 = 54 ,
VF610_PAD_PTC10 = 55 ,
VF610_PAD_PTC11 = 56 ,
VF610_PAD_PTC12 = 57 ,
VF610_PAD_PTC13 = 58 ,
VF610_PAD_PTC14 = 59 ,
VF610_PAD_PTC15 = 60 ,
VF610_PAD_PTC16 = 61 ,
VF610_PAD_PTC17 = 62 ,
VF610_PAD_PTD31 = 63 ,
VF610_PAD_PTD30 = 64 ,
VF610_PAD_PTD29 = 65 ,
VF610_PAD_PTD28 = 66 ,
VF610_PAD_PTD27 = 67 ,
VF610_PAD_PTD26 = 68 ,
VF610_PAD_PTD25 = 69 ,
VF610_PAD_PTD24 = 70 ,
VF610_PAD_PTD23 = 71 ,
VF610_PAD_PTD22 = 72 ,
VF610_PAD_PTD21 = 73 ,
VF610_PAD_PTD20 = 74 ,
VF610_PAD_PTD19 = 75 ,
VF610_PAD_PTD18 = 76 ,
VF610_PAD_PTD17 = 77 ,
VF610_PAD_PTD16 = 78 ,
VF610_PAD_PTD0 = 79 ,
VF610_PAD_PTD1 = 80 ,
VF610_PAD_PTD2 = 81 ,
VF610_PAD_PTD3 = 82 ,
VF610_PAD_PTD4 = 83 ,
VF610_PAD_PTD5 = 84 ,
VF610_PAD_PTD6 = 85 ,
VF610_PAD_PTD7 = 86 ,
VF610_PAD_PTD8 = 87 ,
VF610_PAD_PTD9 = 88 ,
VF610_PAD_PTD10 = 89 ,
VF610_PAD_PTD11 = 90 ,
VF610_PAD_PTD12 = 91 ,
VF610_PAD_PTD13 = 92 ,
VF610_PAD_PTB23 = 93 ,
VF610_PAD_PTB24 = 94 ,
VF610_PAD_PTB25 = 95 ,
VF610_PAD_PTB26 = 96 ,
VF610_PAD_PTB27 = 97 ,
VF610_PAD_PTB28 = 98 ,
VF610_PAD_PTC26 = 99 ,
VF610_PAD_PTC27 = 100 ,
VF610_PAD_PTC28 = 101 ,
VF610_PAD_PTC29 = 102 ,
VF610_PAD_PTC30 = 103 ,
VF610_PAD_PTC31 = 104 ,
VF610_PAD_PTE0 = 105 ,
VF610_PAD_PTE1 = 106 ,
VF610_PAD_PTE2 = 107 ,
VF610_PAD_PTE3 = 108 ,
VF610_PAD_PTE4 = 109 ,
VF610_PAD_PTE5 = 110 ,
VF610_PAD_PTE6 = 111 ,
VF610_PAD_PTE7 = 112 ,
VF610_PAD_PTE8 = 113 ,
VF610_PAD_PTE9 = 114 ,
VF610_PAD_PTE10 = 115 ,
VF610_PAD_PTE11 = 116 ,
VF610_PAD_PTE12 = 117 ,
VF610_PAD_PTE13 = 118 ,
VF610_PAD_PTE14 = 119 ,
VF610_PAD_PTE15 = 120 ,
VF610_PAD_PTE16 = 121 ,
VF610_PAD_PTE17 = 122 ,
VF610_PAD_PTE18 = 123 ,
VF610_PAD_PTE19 = 124 ,
VF610_PAD_PTE20 = 125 ,
VF610_PAD_PTE21 = 126 ,
VF610_PAD_PTE22 = 127 ,
VF610_PAD_PTE23 = 128 ,
VF610_PAD_PTE24 = 129 ,
VF610_PAD_PTE25 = 130 ,
VF610_PAD_PTE26 = 131 ,
VF610_PAD_PTE27 = 132 ,
VF610_PAD_PTE28 = 133 ,
VF610_PAD_PTA7 = 134 ,
} ;
/* Pad names for the pinmux subsystem */
static const struct pinctrl_pin_desc vf610_pinctrl_pads [ ] = {
IMX_PINCTRL_PIN ( VF610_PAD_PTA6 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA8 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA9 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA10 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA11 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA12 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA16 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA17 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA18 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA19 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA20 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA21 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA22 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA23 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA24 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA25 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA26 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA27 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA28 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA29 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA30 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA31 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB0 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB1 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB2 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB3 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB4 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB5 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB6 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB7 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB8 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB9 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB10 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB11 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB12 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB13 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB14 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB15 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB16 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB17 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB18 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB19 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB20 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB21 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB22 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC0 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC1 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC2 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC3 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC4 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC5 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC6 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC7 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC8 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC9 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC10 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC11 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC12 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC13 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC14 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC15 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC16 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC17 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD31 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD30 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD29 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD28 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD27 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD26 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD25 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD24 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD23 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD22 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD21 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD20 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD19 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD18 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD17 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD16 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD0 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD1 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD2 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD3 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD4 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD5 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD6 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD7 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD8 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD9 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD10 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD11 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD12 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTD13 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB23 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB24 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB25 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB26 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB27 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTB28 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC26 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC27 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC28 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC29 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC30 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTC31 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE0 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE1 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE2 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE3 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE4 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE5 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE6 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE7 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE8 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE9 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE10 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE11 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE12 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE13 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE14 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE15 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE16 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE17 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE18 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE19 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE20 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE21 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE22 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE23 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE24 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE25 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE26 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE27 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTE28 ) ,
IMX_PINCTRL_PIN ( VF610_PAD_PTA7 ) ,
} ;
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static int vf610_pmx_gpio_set_direction ( struct pinctrl_dev * pctldev ,
struct pinctrl_gpio_range * range ,
unsigned offset , bool input )
{
struct imx_pinctrl * ipctl = pinctrl_dev_get_drvdata ( pctldev ) ;
const struct imx_pin_reg * pin_reg ;
u32 reg ;
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pin_reg = & ipctl - > pin_regs [ offset ] ;
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if ( pin_reg - > mux_reg = = - 1 )
return - EINVAL ;
/* IBE always enabled allows us to read the value "on the wire" */
reg = readl ( ipctl - > base + pin_reg - > mux_reg ) ;
if ( input )
reg & = ~ 0x2 ;
else
reg | = 0x2 ;
writel ( reg , ipctl - > base + pin_reg - > mux_reg ) ;
return 0 ;
}
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static const struct imx_pinctrl_soc_info vf610_pinctrl_info = {
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. pins = vf610_pinctrl_pads ,
. npins = ARRAY_SIZE ( vf610_pinctrl_pads ) ,
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. flags = SHARE_MUX_CONF_REG | ZERO_OFFSET_VALID ,
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. gpio_set_direction = vf610_pmx_gpio_set_direction ,
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. mux_mask = 0x700000 ,
. mux_shift = 20 ,
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} ;
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static const struct of_device_id vf610_pinctrl_of_match [ ] = {
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{ . compatible = " fsl,vf610-iomuxc " , } ,
{ /* sentinel */ }
} ;
static int vf610_pinctrl_probe ( struct platform_device * pdev )
{
return imx_pinctrl_probe ( pdev , & vf610_pinctrl_info ) ;
}
static struct platform_driver vf610_pinctrl_driver = {
. driver = {
. name = " vf610-pinctrl " ,
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. of_match_table = vf610_pinctrl_of_match ,
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. suppress_bind_attrs = true ,
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} ,
. probe = vf610_pinctrl_probe ,
} ;
static int __init vf610_pinctrl_init ( void )
{
return platform_driver_register ( & vf610_pinctrl_driver ) ;
}
arch_initcall ( vf610_pinctrl_init ) ;