119 lines
3.0 KiB
C
Executable File
119 lines
3.0 KiB
C
Executable File
/*
|
|
* pinmux driver shared headfile for CSR SiRFsoc
|
|
*
|
|
* Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
|
|
*
|
|
* Licensed under GPLv2 or later.
|
|
*/
|
|
|
|
#ifndef __PINMUX_SIRF_H__
|
|
#define __PINMUX_SIRF_H__
|
|
|
|
#define SIRFSOC_NUM_PADS 622
|
|
#define SIRFSOC_RSC_USB_UART_SHARE 0
|
|
#define SIRFSOC_RSC_PIN_MUX 0x4
|
|
|
|
#define SIRFSOC_GPIO_PAD_EN(g) ((g)*0x100 + 0x84)
|
|
#define SIRFSOC_GPIO_PAD_EN_CLR(g) ((g)*0x100 + 0x90)
|
|
#define SIRFSOC_GPIO_CTRL(g, i) ((g)*0x100 + (i)*4)
|
|
#define SIRFSOC_GPIO_DSP_EN0 (0x80)
|
|
#define SIRFSOC_GPIO_INT_STATUS(g) ((g)*0x100 + 0x8C)
|
|
|
|
#define SIRFSOC_GPIO_CTL_INTR_LOW_MASK 0x1
|
|
#define SIRFSOC_GPIO_CTL_INTR_HIGH_MASK 0x2
|
|
#define SIRFSOC_GPIO_CTL_INTR_TYPE_MASK 0x4
|
|
#define SIRFSOC_GPIO_CTL_INTR_EN_MASK 0x8
|
|
#define SIRFSOC_GPIO_CTL_INTR_STS_MASK 0x10
|
|
#define SIRFSOC_GPIO_CTL_OUT_EN_MASK 0x20
|
|
#define SIRFSOC_GPIO_CTL_DATAOUT_MASK 0x40
|
|
#define SIRFSOC_GPIO_CTL_DATAIN_MASK 0x80
|
|
#define SIRFSOC_GPIO_CTL_PULL_MASK 0x100
|
|
#define SIRFSOC_GPIO_CTL_PULL_HIGH 0x200
|
|
#define SIRFSOC_GPIO_CTL_DSP_INT 0x400
|
|
|
|
#define SIRFSOC_GPIO_NO_OF_BANKS 5
|
|
#define SIRFSOC_GPIO_BANK_SIZE 32
|
|
#define SIRFSOC_GPIO_NUM(bank, index) (((bank)*(32)) + (index))
|
|
|
|
/**
|
|
* @dev: a pointer back to containing device
|
|
* @virtbase: the offset to the controller in virtual memory
|
|
*/
|
|
struct sirfsoc_pmx {
|
|
struct device *dev;
|
|
struct pinctrl_dev *pmx;
|
|
void __iomem *gpio_virtbase;
|
|
void __iomem *rsc_virtbase;
|
|
u32 gpio_regs[SIRFSOC_GPIO_NO_OF_BANKS][SIRFSOC_GPIO_BANK_SIZE];
|
|
u32 ints_regs[SIRFSOC_GPIO_NO_OF_BANKS];
|
|
u32 paden_regs[SIRFSOC_GPIO_NO_OF_BANKS];
|
|
u32 dspen_regs;
|
|
u32 rsc_regs[3];
|
|
bool is_marco;
|
|
};
|
|
|
|
/* SIRFSOC_GPIO_PAD_EN set */
|
|
struct sirfsoc_muxmask {
|
|
unsigned long group;
|
|
unsigned long mask;
|
|
};
|
|
|
|
struct sirfsoc_padmux {
|
|
unsigned long muxmask_counts;
|
|
const struct sirfsoc_muxmask *muxmask;
|
|
/* RSC_PIN_MUX set */
|
|
unsigned long ctrlreg;
|
|
unsigned long funcmask;
|
|
unsigned long funcval;
|
|
};
|
|
|
|
/**
|
|
* struct sirfsoc_pin_group - describes a SiRFprimaII pin group
|
|
* @name: the name of this specific pin group
|
|
* @pins: an array of discrete physical pins used in this group, taken
|
|
* from the driver-local pin enumeration space
|
|
* @num_pins: the number of pins in this group array, i.e. the number of
|
|
* elements in .pins so we can iterate over that array
|
|
*/
|
|
struct sirfsoc_pin_group {
|
|
const char *name;
|
|
const unsigned int *pins;
|
|
const unsigned num_pins;
|
|
};
|
|
|
|
#define SIRFSOC_PIN_GROUP(n, p) \
|
|
{ \
|
|
.name = n, \
|
|
.pins = p, \
|
|
.num_pins = ARRAY_SIZE(p), \
|
|
}
|
|
|
|
struct sirfsoc_pmx_func {
|
|
const char *name;
|
|
const char * const *groups;
|
|
const unsigned num_groups;
|
|
const struct sirfsoc_padmux *padmux;
|
|
};
|
|
|
|
#define SIRFSOC_PMX_FUNCTION(n, g, m) \
|
|
{ \
|
|
.name = n, \
|
|
.groups = g, \
|
|
.num_groups = ARRAY_SIZE(g), \
|
|
.padmux = &m, \
|
|
}
|
|
|
|
struct sirfsoc_pinctrl_data {
|
|
struct pinctrl_pin_desc *pads;
|
|
int pads_cnt;
|
|
struct sirfsoc_pin_group *grps;
|
|
int grps_cnt;
|
|
struct sirfsoc_pmx_func *funcs;
|
|
int funcs_cnt;
|
|
};
|
|
|
|
extern struct sirfsoc_pinctrl_data prima2_pinctrl_data;
|
|
extern struct sirfsoc_pinctrl_data atlas6_pinctrl_data;
|
|
|
|
#endif
|