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.
30 void ath5k_hw_set_ledstate(struct ath5k_hw *ah, unsigned int state)
33 /*5210 has different led mode handling*/
37 if (ah->ah_version != AR5K_AR5210)
38 AR5K_REG_DISABLE_BITS(ah, AR5K_PCICFG,
39 AR5K_PCICFG_LEDMODE | AR5K_PCICFG_LED);
41 AR5K_REG_DISABLE_BITS(ah, AR5K_PCICFG, AR5K_PCICFG_LED);
44 * Some blinking values, define at your wish
49 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_PEND;
50 led_5210 = AR5K_PCICFG_LED_PEND | AR5K_PCICFG_LED_BCTL;
54 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_NONE;
55 led_5210 = AR5K_PCICFG_LED_PEND;
60 led = AR5K_PCICFG_LEDMODE_PROP | AR5K_PCICFG_LED_ASSOC;
61 led_5210 = AR5K_PCICFG_LED_ASSOC;
65 led = AR5K_PCICFG_LEDMODE_PROM | AR5K_PCICFG_LED_NONE;
66 led_5210 = AR5K_PCICFG_LED_PEND;
70 /*Write new status to the register*/
71 if (ah->ah_version != AR5K_AR5210)
72 AR5K_REG_ENABLE_BITS(ah, AR5K_PCICFG, led);
74 AR5K_REG_ENABLE_BITS(ah, AR5K_PCICFG, led_5210);
80 int ath5k_hw_set_gpio_input(struct ath5k_hw *ah, u32 gpio)
82 if (gpio >= AR5K_NUM_GPIO)
85 ath5k_hw_reg_write(ah,
86 (ath5k_hw_reg_read(ah, AR5K_GPIOCR) & ~AR5K_GPIOCR_OUT(gpio))
87 | AR5K_GPIOCR_IN(gpio), AR5K_GPIOCR);
95 int ath5k_hw_set_gpio_output(struct ath5k_hw *ah, u32 gpio)
97 if (gpio >= AR5K_NUM_GPIO)
100 ath5k_hw_reg_write(ah,
101 (ath5k_hw_reg_read(ah, AR5K_GPIOCR) & ~AR5K_GPIOCR_OUT(gpio))
102 | AR5K_GPIOCR_OUT(gpio), AR5K_GPIOCR);
110 u32 ath5k_hw_get_gpio(struct ath5k_hw *ah, u32 gpio)
112 if (gpio >= AR5K_NUM_GPIO)
115 /* GPIO input magic */
116 return ((ath5k_hw_reg_read(ah, AR5K_GPIODI) & AR5K_GPIODI_M) >> gpio) &
123 int ath5k_hw_set_gpio(struct ath5k_hw *ah, u32 gpio, u32 val)
127 if (gpio >= AR5K_NUM_GPIO)
130 /* GPIO output magic */
131 data = ath5k_hw_reg_read(ah, AR5K_GPIODO);
133 data &= ~(1 << gpio);
134 data |= (val & 1) << gpio;
136 ath5k_hw_reg_write(ah, data, AR5K_GPIODO);
142 * Initialize the GPIO interrupt (RFKill switch)
144 void ath5k_hw_set_gpio_intr(struct ath5k_hw *ah, unsigned int gpio,
149 if (gpio >= AR5K_NUM_GPIO)
153 * Set the GPIO interrupt
155 data = (ath5k_hw_reg_read(ah, AR5K_GPIOCR) &
156 ~(AR5K_GPIOCR_INT_SEL(gpio) | AR5K_GPIOCR_INT_SELH |
157 AR5K_GPIOCR_INT_ENA | AR5K_GPIOCR_OUT(gpio))) |
158 (AR5K_GPIOCR_INT_SEL(gpio) | AR5K_GPIOCR_INT_ENA);
160 ath5k_hw_reg_write(ah, interrupt_level ? data :
161 (data | AR5K_GPIOCR_INT_SELH), AR5K_GPIOCR);
163 ah->ah_imr |= AR5K_IMR_GPIO;
165 /* Enable GPIO interrupts */
166 AR5K_REG_ENABLE_BITS(ah, AR5K_PIMR, AR5K_IMR_GPIO);