2 * Copyright © 2012 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
23 struct stm_gpio *port;
27 [0] { LED_0_PORT, LED_0_PIN },
30 [1] { LED_1_PORT, LED_1_PIN },
33 [2] { LED_2_PORT, LED_2_PIN },
36 [3] { LED_3_PORT, LED_3_PIN },
39 [4] { LED_4_PORT, LED_4_PIN },
42 [5] { LED_5_PORT, LED_5_PIN },
45 [6] { LED_6_PORT, LED_6_PIN },
48 [7] { LED_7_PORT, LED_7_PIN },
51 [8] { LED_8_PORT, LED_8_PIN },
54 [9] { LED_9_PORT, LED_9_PIN },
57 [10] { LED_10_PORT, LED_10_PIN },
60 [11] { LED_11_PORT, LED_11_PIN },
63 [12] { LED_12_PORT, LED_12_PIN },
66 [13] { LED_13_PORT, LED_13_PIN },
69 [14] { LED_14_PORT, LED_14_PIN },
72 [15] { LED_15_PORT, LED_15_PIN },
75 #define N_LED (sizeof (ao_leds)/sizeof(ao_leds[0]))
77 static AO_LED_TYPE ao_led_enable;
80 ao_led_on(AO_LED_TYPE colors)
84 for (i = 0; i < N_LED; i++)
85 if (colors & (1 << i))
86 ao_gpio_set(ao_leds[i].port, ao_leds[i].pin, foo, 1);
89 LED_PORT->bsrr = (colors & ao_led_enable);
92 LED_PORT_0->bsrr = ((colors & ao_led_enable) & LED_PORT_0_MASK) << LED_PORT_0_SHIFT;
95 LED_PORT_1->bsrr = ((colors & ao_led_enable) & LED_PORT_1_MASK) << LED_PORT_1_SHIFT;
102 ao_led_off(AO_LED_TYPE colors)
106 for (i = 0; i < N_LED; i++)
107 if (colors & (1 << i))
108 ao_gpio_set(ao_leds[i].port, ao_leds[i].pin, foo, 0);
111 LED_PORT->bsrr = (uint32_t) (colors & ao_led_enable) << 16;
114 LED_PORT_0->bsrr = ((uint32_t) (colors & ao_led_enable) & LED_PORT_0_MASK) << (LED_PORT_0_SHIFT + 16);
117 LED_PORT_1->bsrr = ((uint32_t) (colors & ao_led_enable) & LED_PORT_1_MASK) << (LED_PORT_1_SHIFT + 16);
124 ao_led_set(AO_LED_TYPE colors)
126 AO_LED_TYPE on = colors & ao_led_enable;
127 AO_LED_TYPE off = ~colors & ao_led_enable;
134 ao_led_toggle(AO_LED_TYPE colors)
138 for (i = 0; i < N_LED; i++)
139 if (colors & (1 << i))
140 ao_gpio_set(ao_leds[i].port, ao_leds[i].pin, foo, ~ao_gpio_get(ao_leds[i].port, ao_leds[i].pin, foo));
143 LED_PORT->odr ^= (colors & ao_led_enable);
146 LED_PORT_0->odr ^= ((colors & ao_led_enable) & LED_PORT_0_MASK) << LED_PORT_0_SHIFT;
149 LED_PORT_1->odr ^= ((colors & ao_led_enable) & LED_PORT_1_MASK) << LED_PORT_1_SHIFT;
156 ao_led_for(AO_LED_TYPE colors, AO_LED_TYPE ticks)
163 #define init_led_pin(port, bit) do { \
164 stm_moder_set(port, bit, STM_MODER_OUTPUT); \
165 stm_otyper_set(port, bit, STM_OTYPER_PUSH_PULL); \
169 ao_led_init(AO_LED_TYPE enable)
173 ao_led_enable = enable;
175 for (bit = 0; bit < N_LED; bit++)
176 ao_enable_output(ao_leds[bit].port, ao_leds[bit].pin, foo, 0);
179 stm_rcc.ahbenr |= (1 << LED_PORT_ENABLE);
180 LED_PORT->odr &= ~enable;
183 stm_rcc.ahbenr |= (1 << LED_PORT_0_ENABLE);
184 LED_PORT_0->odr &= ~((enable & ao_led_enable) & LED_PORT_0_MASK) << LED_PORT_0_SHIFT;
187 stm_rcc.ahbenr |= (1 << LED_PORT_1_ENABLE);
188 LED_PORT_1->odr &= ~((enable & ao_led_enable) & LED_PORT_1_MASK) << LED_PORT_1_SHIFT;
191 stm_rcc.ahbenr |= (1 << LED_PORT_1_ENABLE);
192 LED_PORT_1->odr &= ~((enable & ao_led_enable) & LED_PORT_1_MASK) << LED_PORT_1_SHIFT;
195 for (bit = 0; bit < 16; bit++) {
196 if (enable & (1 << bit)) {
198 init_led_pin(LED_PORT, bit);
201 if (LED_PORT_0_MASK & (1 << bit))
202 init_led_pin(LED_PORT_0, bit + LED_PORT_0_SHIFT);
205 if (LED_PORT_1_MASK & (1 << bit))
206 init_led_pin(LED_PORT_1, bit + LED_PORT_1_SHIFT);
209 if (LED_PORT_2_MASK & (1 << bit))
210 init_led_pin(LED_PORT_2, bit + LED_PORT_2_SHIFT);