upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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202 lines
5.0 KiB
202 lines
5.0 KiB
15 years ago
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/*
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* Copyright 2006-2009 Analog Devices Inc.
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*
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* Licensed under the GPL-2 or later.
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*/
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#ifndef __ARCH_BLACKFIN_GPIO_H__
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#define __ARCH_BLACKFIN_GPIO_H__
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#define gpio_bank(x) ((x) >> 4)
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#define gpio_bit(x) (1<<((x) & 0xF))
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#define gpio_sub_n(x) ((x) & 0xF)
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#define GPIO_BANKSIZE 16
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#define GPIO_BANK_NUM DIV_ROUND_UP(MAX_BLACKFIN_GPIOS, GPIO_BANKSIZE)
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#define GPIO_0 0
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#define GPIO_1 1
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#define GPIO_2 2
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#define GPIO_3 3
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#define GPIO_4 4
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#define GPIO_5 5
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#define GPIO_6 6
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#define GPIO_7 7
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#define GPIO_8 8
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#define GPIO_9 9
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#define GPIO_10 10
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#define GPIO_11 11
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#define GPIO_12 12
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#define GPIO_13 13
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#define GPIO_14 14
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#define GPIO_15 15
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#define GPIO_16 16
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#define GPIO_17 17
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#define GPIO_18 18
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#define GPIO_19 19
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#define GPIO_20 20
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#define GPIO_21 21
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#define GPIO_22 22
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#define GPIO_23 23
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#define GPIO_24 24
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#define GPIO_25 25
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#define GPIO_26 26
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#define GPIO_27 27
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#define GPIO_28 28
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#define GPIO_29 29
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#define GPIO_30 30
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#define GPIO_31 31
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#define GPIO_32 32
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#define GPIO_33 33
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#define GPIO_34 34
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#define GPIO_35 35
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#define GPIO_36 36
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#define GPIO_37 37
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#define GPIO_38 38
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#define GPIO_39 39
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#define GPIO_40 40
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#define GPIO_41 41
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#define GPIO_42 42
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#define GPIO_43 43
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#define GPIO_44 44
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#define GPIO_45 45
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#define GPIO_46 46
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#define GPIO_47 47
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#define PERIPHERAL_USAGE 1
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#define GPIO_USAGE 0
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#ifndef __ASSEMBLY__
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#ifndef CONFIG_BF54x
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void set_gpio_dir(unsigned, unsigned short);
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void set_gpio_inen(unsigned, unsigned short);
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void set_gpio_polar(unsigned, unsigned short);
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void set_gpio_edge(unsigned, unsigned short);
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void set_gpio_both(unsigned, unsigned short);
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void set_gpio_data(unsigned, unsigned short);
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void set_gpio_maska(unsigned, unsigned short);
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void set_gpio_maskb(unsigned, unsigned short);
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void set_gpio_toggle(unsigned);
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void set_gpiop_dir(unsigned, unsigned short);
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void set_gpiop_inen(unsigned, unsigned short);
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void set_gpiop_polar(unsigned, unsigned short);
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void set_gpiop_edge(unsigned, unsigned short);
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void set_gpiop_both(unsigned, unsigned short);
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void set_gpiop_data(unsigned, unsigned short);
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void set_gpiop_maska(unsigned, unsigned short);
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void set_gpiop_maskb(unsigned, unsigned short);
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unsigned short get_gpio_dir(unsigned);
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unsigned short get_gpio_inen(unsigned);
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unsigned short get_gpio_polar(unsigned);
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unsigned short get_gpio_edge(unsigned);
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unsigned short get_gpio_both(unsigned);
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unsigned short get_gpio_maska(unsigned);
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unsigned short get_gpio_maskb(unsigned);
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unsigned short get_gpio_data(unsigned);
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unsigned short get_gpiop_dir(unsigned);
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unsigned short get_gpiop_inen(unsigned);
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unsigned short get_gpiop_polar(unsigned);
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unsigned short get_gpiop_edge(unsigned);
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unsigned short get_gpiop_both(unsigned);
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unsigned short get_gpiop_maska(unsigned);
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unsigned short get_gpiop_maskb(unsigned);
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unsigned short get_gpiop_data(unsigned);
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struct gpio_port_t {
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unsigned short data;
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unsigned short dummy1;
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unsigned short data_clear;
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unsigned short dummy2;
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unsigned short data_set;
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unsigned short dummy3;
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unsigned short toggle;
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unsigned short dummy4;
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unsigned short maska;
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unsigned short dummy5;
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unsigned short maska_clear;
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unsigned short dummy6;
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unsigned short maska_set;
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unsigned short dummy7;
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unsigned short maska_toggle;
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unsigned short dummy8;
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unsigned short maskb;
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unsigned short dummy9;
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unsigned short maskb_clear;
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unsigned short dummy10;
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unsigned short maskb_set;
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unsigned short dummy11;
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unsigned short maskb_toggle;
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unsigned short dummy12;
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unsigned short dir;
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unsigned short dummy13;
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unsigned short polar;
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unsigned short dummy14;
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unsigned short edge;
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unsigned short dummy15;
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unsigned short both;
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unsigned short dummy16;
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unsigned short inen;
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};
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#endif
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#ifdef CONFIG_BFIN_GPIO_TRACK
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void bfin_gpio_labels(void);
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#else
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#define bfin_gpio_labels()
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#define bfin_gpio_request(gpio, label) bfin_gpio_request(gpio)
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#define bfin_special_gpio_request(gpio, label) bfin_special_gpio_request(gpio)
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#endif
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#ifdef BFIN_SPECIAL_GPIO_BANKS
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void bfin_special_gpio_free(unsigned gpio);
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int bfin_special_gpio_request(unsigned gpio, const char *label);
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#endif
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int bfin_gpio_request(unsigned gpio, const char *label);
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void bfin_gpio_free(unsigned gpio);
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int bfin_gpio_direction_input(unsigned gpio);
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int bfin_gpio_direction_output(unsigned gpio, int value);
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int bfin_gpio_get_value(unsigned gpio);
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void bfin_gpio_set_value(unsigned gpio, int value);
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void bfin_gpio_toggle_value(unsigned gpio);
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static inline int gpio_request(unsigned gpio, const char *label)
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{
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return bfin_gpio_request(gpio, label);
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}
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static inline void gpio_free(unsigned gpio)
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{
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return bfin_gpio_free(gpio);
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}
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static inline int gpio_direction_input(unsigned gpio)
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{
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return bfin_gpio_direction_input(gpio);
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}
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static inline int gpio_direction_output(unsigned gpio, int value)
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{
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return bfin_gpio_direction_output(gpio, value);
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}
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static inline int gpio_get_value(unsigned gpio)
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{
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return bfin_gpio_get_value(gpio);
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}
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static inline void gpio_set_value(unsigned gpio, int value)
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{
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return bfin_gpio_set_value(gpio, value);
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}
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static inline int gpio_is_valid(int number)
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{
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return number >= 0 && number < MAX_BLACKFIN_GPIOS;
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}
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#endif /* __ASSEMBLY__ */
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#endif /* __ARCH_BLACKFIN_GPIO_H__ */
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