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path: root/drivers/ugfx/gdisp/is31fl3731c/gdisp_is31fl3731c.c
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Diffstat (limited to 'drivers/ugfx/gdisp/is31fl3731c/gdisp_is31fl3731c.c')
-rw-r--r--drivers/ugfx/gdisp/is31fl3731c/gdisp_is31fl3731c.c302
1 files changed, 0 insertions, 302 deletions
diff --git a/drivers/ugfx/gdisp/is31fl3731c/gdisp_is31fl3731c.c b/drivers/ugfx/gdisp/is31fl3731c/gdisp_is31fl3731c.c
deleted file mode 100644
index 718824402..000000000
--- a/drivers/ugfx/gdisp/is31fl3731c/gdisp_is31fl3731c.c
+++ /dev/null
@@ -1,302 +0,0 @@
1/*
2Copyright 2016 Fred Sundvik <fsundvik@gmail.com>
3
4This program is free software: you can redistribute it and/or modify
5it under the terms of the GNU General Public License as published by
6the Free Software Foundation, either version 2 of the License, or
7(at your option) any later version.
8
9This program is distributed in the hope that it will be useful,
10but WITHOUT ANY WARRANTY; without even the implied warranty of
11MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12GNU General Public License for more details.
13
14You should have received a copy of the GNU General Public License
15along with this program. If not, see <http://www.gnu.org/licenses/>.
16*/
17
18#include "gfx.h"
19
20#if GFX_USE_GDISP
21
22# define GDISP_DRIVER_VMT GDISPVMT_IS31FL3731C_QMK
23# define GDISP_SCREEN_HEIGHT LED_HEIGHT
24# define GDISP_SCREEN_WIDTH LED_WIDTH
25
26# include "gdisp_lld_config.h"
27# include "src/gdisp/gdisp_driver.h"
28
29# include "board_is31fl3731c.h"
30
31// Can't include led_tables from here
32extern const uint8_t CIE1931_CURVE[];
33
34/*===========================================================================*/
35/* Driver local definitions. */
36/*===========================================================================*/
37
38# ifndef GDISP_INITIAL_CONTRAST
39# define GDISP_INITIAL_CONTRAST 0
40# endif
41# ifndef GDISP_INITIAL_BACKLIGHT
42# define GDISP_INITIAL_BACKLIGHT 0
43# endif
44
45# define GDISP_FLG_NEEDFLUSH (GDISP_FLG_DRIVER << 0)
46
47# define IS31_ADDR_DEFAULT 0x74
48
49# define IS31_REG_CONFIG 0x00
50// bits in reg
51# define IS31_REG_CONFIG_PICTUREMODE 0x00
52# define IS31_REG_CONFIG_AUTOPLAYMODE 0x08
53# define IS31_REG_CONFIG_AUDIOPLAYMODE 0x18
54// D2:D0 bits are starting frame for autoplay mode
55
56# define IS31_REG_PICTDISP 0x01 // D2:D0 frame select for picture mode
57
58# define IS31_REG_AUTOPLAYCTRL1 0x02
59// D6:D4 number of loops (000=infty)
60// D2:D0 number of frames to be used
61
62# define IS31_REG_AUTOPLAYCTRL2 0x03 // D5:D0 delay time (*11ms)
63
64# define IS31_REG_DISPLAYOPT 0x05
65# define IS31_REG_DISPLAYOPT_INTENSITY_SAME 0x20 // same intensity for all frames
66# define IS31_REG_DISPLAYOPT_BLINK_ENABLE 0x8
67// D2:D0 bits blink period time (*0.27s)
68
69# define IS31_REG_AUDIOSYNC 0x06
70# define IS31_REG_AUDIOSYNC_ENABLE 0x1
71
72# define IS31_REG_FRAMESTATE 0x07
73
74# define IS31_REG_BREATHCTRL1 0x08
75// D6:D4 fade out time (26ms*2^i)
76// D2:D0 fade in time (26ms*2^i)
77
78# define IS31_REG_BREATHCTRL2 0x09
79# define IS31_REG_BREATHCTRL2_ENABLE 0x10
80// D2:D0 extinguish time (3.5ms*2^i)
81
82# define IS31_REG_SHUTDOWN 0x0A
83# define IS31_REG_SHUTDOWN_OFF 0x0
84# define IS31_REG_SHUTDOWN_ON 0x1
85
86# define IS31_REG_AGCCTRL 0x0B
87# define IS31_REG_ADCRATE 0x0C
88
89# define IS31_COMMANDREGISTER 0xFD
90# define IS31_FUNCTIONREG 0x0B // helpfully called 'page nine'
91# define IS31_FUNCTIONREG_SIZE 0xD
92
93# define IS31_FRAME_SIZE 0xB4
94
95# define IS31_PWM_REG 0x24
96# define IS31_PWM_SIZE 0x90
97
98# define IS31_LED_MASK_SIZE 0x12
99
100# define IS31
101
102/*===========================================================================*/
103/* Driver local functions. */
104/*===========================================================================*/
105
106typedef struct {
107 uint8_t write_buffer_offset;
108 uint8_t write_buffer[IS31_FRAME_SIZE];
109 uint8_t frame_buffer[GDISP_SCREEN_HEIGHT * GDISP_SCREEN_WIDTH];
110 uint8_t page;
111} __attribute__((__packed__)) PrivData;
112
113// Some common routines and macros
114# define PRIV(g) ((PrivData *)g->priv)
115
116/*===========================================================================*/
117/* Driver exported functions. */
118/*===========================================================================*/
119
120static GFXINLINE void write_page(GDisplay *g, uint8_t page) {
121 uint8_t tx[2] __attribute__((aligned(2)));
122 tx[0] = IS31_COMMANDREGISTER;
123 tx[1] = page;
124 write_data(g, tx, 2);
125}
126
127static GFXINLINE void write_register(GDisplay *g, uint8_t page, uint8_t reg, uint8_t data) {
128 uint8_t tx[2] __attribute__((aligned(2)));
129 tx[0] = reg;
130 tx[1] = data;
131 write_page(g, page);
132 write_data(g, tx, 2);
133}
134
135static GFXINLINE void write_ram(GDisplay *g, uint8_t page, uint16_t offset, uint16_t length) {
136 PRIV(g)->write_buffer_offset = offset;
137 write_page(g, page);
138 write_data(g, (uint8_t *)PRIV(g), length + 1);
139}
140
141LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
142 // The private area is the display surface.
143 g->priv = gfxAlloc(sizeof(PrivData));
144 __builtin_memset(PRIV(g), 0, sizeof(PrivData));
145 PRIV(g)->page = 0;
146
147 // Initialise the board interface
148 init_board(g);
149 gfxSleepMilliseconds(10);
150
151 // zero function page, all registers (assuming full_page is all zeroes)
152 write_ram(g, IS31_FUNCTIONREG, 0, IS31_FUNCTIONREG_SIZE);
153 set_hardware_shutdown(g, false);
154 gfxSleepMilliseconds(10);
155 // software shutdown
156 write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
157 gfxSleepMilliseconds(10);
158 // zero function page, all registers
159 write_ram(g, IS31_FUNCTIONREG, 0, IS31_FUNCTIONREG_SIZE);
160 gfxSleepMilliseconds(10);
161
162 // zero all LED registers on all 8 pages, and enable the mask
163 __builtin_memcpy(PRIV(g)->write_buffer, get_led_mask(g), IS31_LED_MASK_SIZE);
164 for (uint8_t i = 0; i < 8; i++) {
165 write_ram(g, i, 0, IS31_FRAME_SIZE);
166 gfxSleepMilliseconds(1);
167 }
168
169 // software shutdown disable (i.e. turn stuff on)
170 write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
171 gfxSleepMilliseconds(10);
172
173 // Finish Init
174 post_init_board(g);
175
176 /* Initialise the GDISP structure */
177 g->g.Width = GDISP_SCREEN_WIDTH;
178 g->g.Height = GDISP_SCREEN_HEIGHT;
179 g->g.Orientation = GDISP_ROTATE_0;
180 g->g.Powermode = powerOff;
181 g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
182 g->g.Contrast = GDISP_INITIAL_CONTRAST;
183 return TRUE;
184}
185
186# if GDISP_HARDWARE_FLUSH
187LLDSPEC void gdisp_lld_flush(GDisplay *g) {
188 // Don't flush if we don't need it.
189 if (!(g->flags & GDISP_FLG_NEEDFLUSH)) return;
190
191 PRIV(g)->page++;
192 PRIV(g)->page %= 2;
193 // TODO: some smarter algorithm for this
194 // We should run only one physical page at a time
195 // This way we don't need to send so much data, and
196 // we could use slightly less memory
197 uint8_t *src = PRIV(g)->frame_buffer;
198 for (int y = 0; y < GDISP_SCREEN_HEIGHT; y++) {
199 for (int x = 0; x < GDISP_SCREEN_WIDTH; x++) {
200 uint8_t val = (uint16_t)*src * g->g.Backlight / 100;
201 PRIV(g)->write_buffer[get_led_address(g, x, y)] = CIE1931_CURVE[val];
202 ++src;
203 }
204 }
205 write_ram(g, PRIV(g)->page, IS31_PWM_REG, IS31_PWM_SIZE);
206 gfxSleepMilliseconds(1);
207 write_register(g, IS31_FUNCTIONREG, IS31_REG_PICTDISP, PRIV(g)->page);
208
209 g->flags &= ~GDISP_FLG_NEEDFLUSH;
210}
211# endif
212
213# if GDISP_HARDWARE_DRAWPIXEL
214LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
215 coord_t x, y;
216
217 switch (g->g.Orientation) {
218 default:
219 case GDISP_ROTATE_0:
220 x = g->p.x;
221 y = g->p.y;
222 break;
223 case GDISP_ROTATE_180:
224 x = GDISP_SCREEN_WIDTH - 1 - g->p.x;
225 y = g->p.y;
226 break;
227 }
228 PRIV(g)->frame_buffer[y * GDISP_SCREEN_WIDTH + x] = gdispColor2Native(g->p.color);
229 g->flags |= GDISP_FLG_NEEDFLUSH;
230}
231# endif
232
233# if GDISP_HARDWARE_PIXELREAD
234LLDSPEC color_t gdisp_lld_get_pixel_color(GDisplay *g) {
235 coord_t x, y;
236
237 switch (g->g.Orientation) {
238 default:
239 case GDISP_ROTATE_0:
240 x = g->p.x;
241 y = g->p.y;
242 break;
243 case GDISP_ROTATE_180:
244 x = GDISP_SCREEN_WIDTH - 1 - g->p.x;
245 y = g->p.y;
246 break;
247 }
248 return gdispNative2Color(PRIV(g)->frame_buffer[y * GDISP_SCREEN_WIDTH + x]);
249}
250# endif
251
252# if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
253LLDSPEC void gdisp_lld_control(GDisplay *g) {
254 switch (g->p.x) {
255 case GDISP_CONTROL_POWER:
256 if (g->g.Powermode == (powermode_t)g->p.ptr) return;
257 switch ((powermode_t)g->p.ptr) {
258 case powerOff:
259 case powerSleep:
260 case powerDeepSleep:
261 write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_OFF);
262 break;
263 case powerOn:
264 write_register(g, IS31_FUNCTIONREG, IS31_REG_SHUTDOWN, IS31_REG_SHUTDOWN_ON);
265 break;
266 default:
267 return;
268 }
269 g->g.Powermode = (powermode_t)g->p.ptr;
270 return;
271
272 case GDISP_CONTROL_ORIENTATION:
273 if (g->g.Orientation == (orientation_t)g->p.ptr) return;
274 switch ((orientation_t)g->p.ptr) {
275 /* Rotation is handled by the drawing routines */
276 case GDISP_ROTATE_0:
277 case GDISP_ROTATE_180:
278 g->g.Height = GDISP_SCREEN_HEIGHT;
279 g->g.Width = GDISP_SCREEN_WIDTH;
280 break;
281 case GDISP_ROTATE_90:
282 case GDISP_ROTATE_270:
283 g->g.Height = GDISP_SCREEN_WIDTH;
284 g->g.Width = GDISP_SCREEN_HEIGHT;
285 break;
286 default:
287 return;
288 }
289 g->g.Orientation = (orientation_t)g->p.ptr;
290 return;
291
292 case GDISP_CONTROL_BACKLIGHT:
293 if (g->g.Backlight == (unsigned)g->p.ptr) return;
294 unsigned val = (unsigned)g->p.ptr;
295 g->g.Backlight = val > 100 ? 100 : val;
296 g->flags |= GDISP_FLG_NEEDFLUSH;
297 return;
298 }
299}
300# endif // GDISP_NEED_CONTROL
301
302#endif // GFX_USE_GDISP
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