2 * Copyright (c) 2004-2008 Reyk Floeter <reyk@openbsd.org>
3 * Copyright (c) 2006-2008 Nick Kossifidis <mickflemm@gmail.com>
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
31 void ath5k_hw_set_ledstate(struct ath5k_hw *ah, unsigned int state)
34 /*5210 has different led mode handling*/
38 if (ah->ah_version != AR5K_AR5210)
39 AR5K_REG_DISABLE_BITS(ah, AR5K_PCICFG,
40 AR5K_PCICFG_LEDMODE | AR5K_PCICFG_LED);
42 AR5K_REG_DISABLE_BITS(ah, AR5K_PCICFG, AR5K_PCICFG_LED);
45 * Some blinking values, define at your wish
50 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_PEND;
51 led_5210 = AR5K_PCICFG_LED_PEND | AR5K_PCICFG_LED_BCTL;
55 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_NONE;
56 led_5210 = AR5K_PCICFG_LED_PEND;
61 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_ASSOC;
62 led_5210 = AR5K_PCICFG_LED_ASSOC;
66 led = AR5K_PCICFG_LEDMODE_PROM | AR5K_PCICFG_LED_NONE;
67 led_5210 = AR5K_PCICFG_LED_PEND;
71 /*Write new status to the register*/
72 if (ah->ah_version != AR5K_AR5210)
73 AR5K_REG_ENABLE_BITS(ah, AR5K_PCICFG, led);
75 AR5K_REG_ENABLE_BITS(ah, AR5K_PCICFG, led_5210);
81 int ath5k_hw_set_gpio_input(struct ath5k_hw *ah, u32 gpio)
83 if (gpio >= AR5K_NUM_GPIO)
86 ath5k_hw_reg_write(ah,
87 (ath5k_hw_reg_read(ah, AR5K_GPIOCR) & ~AR5K_GPIOCR_OUT(gpio))
88 | AR5K_GPIOCR_IN(gpio), AR5K_GPIOCR);
96 int ath5k_hw_set_gpio_output(struct ath5k_hw *ah, u32 gpio)
98 if (gpio >= AR5K_NUM_GPIO)
101 ath5k_hw_reg_write(ah,
102 (ath5k_hw_reg_read(ah, AR5K_GPIOCR) & ~AR5K_GPIOCR_OUT(gpio))
103 | AR5K_GPIOCR_OUT(gpio), AR5K_GPIOCR);
111 u32 ath5k_hw_get_gpio(struct ath5k_hw *ah, u32 gpio)
113 if (gpio >= AR5K_NUM_GPIO)
116 /* GPIO input magic */
117 return ((ath5k_hw_reg_read(ah, AR5K_GPIODI) & AR5K_GPIODI_M) >> gpio) &
124 int ath5k_hw_set_gpio(struct ath5k_hw *ah, u32 gpio, u32 val)
128 if (gpio >= AR5K_NUM_GPIO)
131 /* GPIO output magic */
132 data = ath5k_hw_reg_read(ah, AR5K_GPIODO);
134 data &= ~(1 << gpio);
135 data |= (val & 1) << gpio;
137 ath5k_hw_reg_write(ah, data, AR5K_GPIODO);
143 * Initialize the GPIO interrupt (RFKill switch)
145 void ath5k_hw_set_gpio_intr(struct ath5k_hw *ah, unsigned int gpio,
150 if (gpio >= AR5K_NUM_GPIO)
154 * Set the GPIO interrupt
156 data = (ath5k_hw_reg_read(ah, AR5K_GPIOCR) &
157 ~(AR5K_GPIOCR_INT_SEL(gpio) | AR5K_GPIOCR_INT_SELH |
158 AR5K_GPIOCR_INT_ENA | AR5K_GPIOCR_OUT(gpio))) |
159 (AR5K_GPIOCR_INT_SEL(gpio) | AR5K_GPIOCR_INT_ENA);
161 ath5k_hw_reg_write(ah, interrupt_level ? data :
162 (data | AR5K_GPIOCR_INT_SELH), AR5K_GPIOCR);
164 ah->ah_imr |= AR5K_IMR_GPIO;
166 /* Enable GPIO interrupts */
167 AR5K_REG_ENABLE_BITS(ah, AR5K_PIMR, AR5K_IMR_GPIO);