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trilader
firmware
Commits
bdcbbfc3
Commit
bdcbbfc3
authored
5 years ago
by
trilader
Browse files
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feat(epicardium): Add (wristband) GPIO module
parent
af4587a9
Branches
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Changes
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3 changed files
epicardium/epicardium.h
+28
-0
28 additions, 0 deletions
epicardium/epicardium.h
epicardium/modules/gpio.c
+85
-0
85 additions, 0 deletions
epicardium/modules/gpio.c
epicardium/modules/meson.build
+1
-0
1 addition, 0 deletions
epicardium/modules/meson.build
with
114 additions
and
0 deletions
epicardium/epicardium.h
+
28
−
0
View file @
bdcbbfc3
...
...
@@ -90,6 +90,11 @@ typedef _Bool bool;
#define API_LIGHT_SENSOR_STOP 0x82
#define API_BUTTONS_READ 0x90
#define API_GPIO_SET_PIN_MODE 0xA0
#define API_GPIO_GET_PIN_MODE 0xA1
#define API_GPIO_WRITE_PIN 0xA2
#define API_GPIO_READ_PIN 0xA3
/* clang-format on */
typedef
uint32_t
api_int_id_t
;
...
...
@@ -338,6 +343,29 @@ enum epic_button {
*/
API
(
API_BUTTONS_READ
,
uint8_t
epic_buttons_read
(
uint8_t
mask
));
/**
* Wristband GPIO
*/
enum
gpio_button
{
GPIO_WRISTBAND_1
=
1
,
GPIO_WRISTBAND_2
=
2
,
GPIO_WRISTBAND_3
=
3
,
GPIO_WRISTBAND_4
=
4
,
};
enum
gpio_mode
{
GPIO_MODE_IN
=
(
1
<<
0
),
GPIO_MODE_OUT
=
(
1
<<
1
),
GPIO_PULL_UP
=
(
1
<<
6
),
GPIO_PULL_DOWN
=
(
1
<<
7
),
};
API
(
API_GPIO_SET_PIN_MODE
,
void
epic_gpio_set_pin_mode
(
uint8_t
pin
,
uint8_t
mode
));
API
(
API_GPIO_GET_PIN_MODE
,
uint8_t
epic_gpio_get_pin_mode
(
uint8_t
pin
));
API
(
API_GPIO_WRITE_PIN
,
void
epic_gpio_write_pin
(
uint8_t
pin
,
bool
on
));
API
(
API_GPIO_READ_PIN
,
uint32_t
epic_gpio_read_pin
(
uint8_t
pin
));
/**
* LEDs
* ====
...
...
This diff is collapsed.
Click to expand it.
epicardium/modules/gpio.c
0 → 100644
+
85
−
0
View file @
bdcbbfc3
#include
"epicardium.h"
#include
"gpio.h"
#include
"max32665.h"
/*
* Despite what the schematic (currently, 2019-08-18) says these are the correct
* pins for wristband GPIO 1-4 (not 0-3 as the schematic states)
*/
static
gpio_cfg_t
gpio_configs
[]
=
{
[
GPIO_WRISTBAND_1
]
=
{
PORT_0
,
PIN_21
,
GPIO_FUNC_OUT
,
GPIO_PAD_NONE
},
[
GPIO_WRISTBAND_2
]
=
{
PORT_0
,
PIN_22
,
GPIO_FUNC_OUT
,
GPIO_PAD_NONE
},
[
GPIO_WRISTBAND_3
]
=
{
PORT_0
,
PIN_29
,
GPIO_FUNC_OUT
,
GPIO_PAD_NONE
},
[
GPIO_WRISTBAND_4
]
=
{
PORT_0
,
PIN_20
,
GPIO_FUNC_OUT
,
GPIO_PAD_NONE
},
};
void
epic_gpio_set_pin_mode
(
uint8_t
pin
,
uint8_t
mode
)
{
if
(
pin
<
GPIO_WRISTBAND_1
||
pin
>
GPIO_WRISTBAND_4
)
return
;
gpio_cfg_t
*
cfg
=
&
gpio_configs
[
pin
];
uint32_t
func_value
=
0
;
if
(
mode
&
GPIO_MODE_IN
)
func_value
|=
GPIO_FUNC_IN
;
if
(
mode
&
GPIO_MODE_OUT
)
func_value
|=
GPIO_FUNC_OUT
;
uint32_t
pad_value
=
0
;
if
(
mode
&
GPIO_PULL_UP
)
pad_value
|=
GPIO_PAD_PULL_UP
;
if
(
mode
&
GPIO_PULL_DOWN
)
pad_value
|=
GPIO_PAD_PULL_DOWN
;
cfg
->
func
=
func_value
;
cfg
->
pad
=
pad_value
;
GPIO_Config
(
cfg
);
}
uint8_t
epic_gpio_get_pin_mode
(
uint8_t
pin
)
{
if
(
pin
<
GPIO_WRISTBAND_1
||
pin
>
GPIO_WRISTBAND_4
)
return
0
;
gpio_cfg_t
*
cfg
=
&
gpio_configs
[
pin
];
uint8_t
res
=
0
;
if
((
cfg
->
func
&
GPIO_FUNC_IN
)
==
GPIO_FUNC_IN
)
res
|=
GPIO_MODE_IN
;
if
((
cfg
->
func
&
GPIO_FUNC_OUT
)
==
GPIO_FUNC_OUT
)
res
|=
GPIO_MODE_OUT
;
if
((
cfg
->
pad
&
GPIO_PAD_PULL_UP
)
==
GPIO_PAD_PULL_UP
)
res
|=
GPIO_PULL_UP
;
if
((
cfg
->
pad
&
GPIO_PAD_PULL_DOWN
)
==
GPIO_PAD_PULL_DOWN
)
res
|=
GPIO_PULL_DOWN
;
return
res
;
}
void
epic_gpio_write_pin
(
uint8_t
pin
,
bool
on
)
{
if
(
pin
<
GPIO_WRISTBAND_1
||
pin
>
GPIO_WRISTBAND_4
)
return
;
gpio_cfg_t
*
cfg
=
&
gpio_configs
[
pin
];
if
(
on
)
GPIO_OutSet
(
cfg
);
else
GPIO_OutClr
(
cfg
);
}
uint32_t
epic_gpio_read_pin
(
uint8_t
pin
)
{
if
(
pin
<
GPIO_WRISTBAND_1
||
pin
>
GPIO_WRISTBAND_4
)
return
0U
;
gpio_cfg_t
*
cfg
=
&
gpio_configs
[
pin
];
if
((
cfg
->
func
&
GPIO_FUNC_OUT
)
==
GPIO_FUNC_OUT
)
{
return
GPIO_OutGet
(
cfg
);
}
else
if
((
cfg
->
func
&
GPIO_FUNC_IN
)
==
GPIO_FUNC_IN
)
{
return
GPIO_InGet
(
cfg
);
}
else
{
return
-
1
;
}
}
This diff is collapsed.
Click to expand it.
epicardium/modules/meson.build
+
1
−
0
View file @
bdcbbfc3
...
...
@@ -3,6 +3,7 @@ module_sources = files(
'dispatcher.c'
,
'display.c'
,
'fileops.c'
,
'gpio.c'
,
'hardware.c'
,
'leds.c'
,
'lifecycle.c'
,
...
...
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