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*/
37 ATH5K_TRACE(ah->ah_sc);
40 if (ah->ah_version != AR5K_AR5210)
41 AR5K_REG_DISABLE_BITS(ah, AR5K_PCICFG,
42 AR5K_PCICFG_LEDMODE | AR5K_PCICFG_LED);
44 AR5K_REG_DISABLE_BITS(ah, AR5K_PCICFG, AR5K_PCICFG_LED);
47 * Some blinking values, define at your wish
52 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_PEND;
53 led_5210 = AR5K_PCICFG_LED_PEND | AR5K_PCICFG_LED_BCTL;
57 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_NONE;
58 led_5210 = AR5K_PCICFG_LED_PEND;
63 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_ASSOC;
64 led_5210 = AR5K_PCICFG_LED_ASSOC;
68 led = AR5K_PCICFG_LEDMODE_PROM | AR5K_PCICFG_LED_NONE;
69 led_5210 = AR5K_PCICFG_LED_PEND;
73 /*Write new status to the register*/
74 if (ah->ah_version != AR5K_AR5210)
75 AR5K_REG_ENABLE_BITS(ah, AR5K_PCICFG, led);
77 AR5K_REG_ENABLE_BITS(ah, AR5K_PCICFG, led_5210);
83 int ath5k_hw_set_gpio_input(struct ath5k_hw *ah, u32 gpio)
85 ATH5K_TRACE(ah->ah_sc);
86 if (gpio >= AR5K_NUM_GPIO)
89 ath5k_hw_reg_write(ah,
90 (ath5k_hw_reg_read(ah, AR5K_GPIOCR) & ~AR5K_GPIOCR_OUT(gpio))
91 | AR5K_GPIOCR_IN(gpio), AR5K_GPIOCR);
99 int ath5k_hw_set_gpio_output(struct ath5k_hw *ah, u32 gpio)
101 ATH5K_TRACE(ah->ah_sc);
102 if (gpio >= AR5K_NUM_GPIO)
105 ath5k_hw_reg_write(ah,
106 (ath5k_hw_reg_read(ah, AR5K_GPIOCR) & ~AR5K_GPIOCR_OUT(gpio))
107 | AR5K_GPIOCR_OUT(gpio), AR5K_GPIOCR);
115 u32 ath5k_hw_get_gpio(struct ath5k_hw *ah, u32 gpio)
117 ATH5K_TRACE(ah->ah_sc);
118 if (gpio >= AR5K_NUM_GPIO)
121 /* GPIO input magic */
122 return ((ath5k_hw_reg_read(ah, AR5K_GPIODI) & AR5K_GPIODI_M) >> gpio) &
129 int ath5k_hw_set_gpio(struct ath5k_hw *ah, u32 gpio, u32 val)
132 ATH5K_TRACE(ah->ah_sc);
134 if (gpio >= AR5K_NUM_GPIO)
137 /* GPIO output magic */
138 data = ath5k_hw_reg_read(ah, AR5K_GPIODO);
140 data &= ~(1 << gpio);
141 data |= (val & 1) << gpio;
143 ath5k_hw_reg_write(ah, data, AR5K_GPIODO);
149 * Initialize the GPIO interrupt (RFKill switch)
151 void ath5k_hw_set_gpio_intr(struct ath5k_hw *ah, unsigned int gpio,
156 ATH5K_TRACE(ah->ah_sc);
157 if (gpio >= AR5K_NUM_GPIO)
161 * Set the GPIO interrupt
163 data = (ath5k_hw_reg_read(ah, AR5K_GPIOCR) &
164 ~(AR5K_GPIOCR_INT_SEL(gpio) | AR5K_GPIOCR_INT_SELH |
165 AR5K_GPIOCR_INT_ENA | AR5K_GPIOCR_OUT(gpio))) |
166 (AR5K_GPIOCR_INT_SEL(gpio) | AR5K_GPIOCR_INT_ENA);
168 ath5k_hw_reg_write(ah, interrupt_level ? data :
169 (data | AR5K_GPIOCR_INT_SELH), AR5K_GPIOCR);
171 ah->ah_imr |= AR5K_IMR_GPIO;
173 /* Enable GPIO interrupts */
174 AR5K_REG_ENABLE_BITS(ah, AR5K_PIMR, AR5K_IMR_GPIO);