make atheros wifi cards used on arcaydian 4519 ifxmips based boards work

SVN-Revision: 11676
lede-17.01
John Crispin 2008-07-06 00:59:48 +00:00
parent 9be32c744b
commit 9e6c38917c
6 changed files with 167 additions and 7 deletions

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@ -0,0 +1,19 @@
Index: madwifi-trunk-r3314/ath/if_ath_pci.c
===================================================================
--- madwifi-trunk-r3314.orig/ath/if_ath_pci.c 2008-07-06 01:38:57.000000000 +0200
+++ madwifi-trunk-r3314/ath/if_ath_pci.c 2008-07-06 01:52:09.000000000 +0200
@@ -114,11 +114,13 @@
{ 0x168c, 0x0023, PCI_ANY_ID, PCI_ANY_ID },
{ 0x168c, 0x0024, PCI_ANY_ID, PCI_ANY_ID },
{ 0x168c, 0x9013, PCI_ANY_ID, PCI_ANY_ID }, /* sonicwall */
+ { 0x168c, 0xff1a, PCI_ANY_ID, PCI_ANY_ID },
{ 0 }
};
static u16 ath_devidmap[][2] = {
- { 0x9013, 0x0013 }
+ { 0x9013, 0x0013 },
+ { 0xff1a, 0x001a }
};
static int

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@ -0,0 +1,100 @@
Index: madwifi-trunk-r3314/ath_hal/ah_os.c
===================================================================
--- madwifi-trunk-r3314.orig/ath_hal/ah_os.c 2008-07-06 02:42:52.000000000 +0200
+++ madwifi-trunk-r3314/ath_hal/ah_os.c 2008-07-06 02:51:53.000000000 +0200
@@ -343,6 +343,46 @@
* NB: see the comments in ah_osdep.h about byte-swapping register
* reads and writes to understand what's going on below.
*/
+
+#ifdef CONFIG_IFXMIPS
+extern int ifxmips_has_brn_block(void);
+static int ifxmips_emulate = 0;
+#define EEPROM_EMULATION 1
+#endif
+
+#ifdef EEPROM_EMULATION
+static int ath_hal_eeprom(struct ath_hal *ah, unsigned long addr, int val, int write)
+{
+ static int addrsel = 0;
+ static int rc = 0;
+
+ if (write) {
+ if(addr == 0x6000) {
+ addrsel = val * 2;
+ rc = 0;
+ }
+ } else {
+ switch(addr)
+ {
+ case 0x600c:
+ if(rc++ < 2)
+ val = 0x00000000;
+ else
+ val = 0x00000002;
+ break;
+ case 0x6004:
+ val = cpu_to_le16(__raw_readw((u16 *) KSEG1ADDR(0xb07f0400 + addrsel)));
+ /* this forces the regdomain to 0x00 (worldwide), as the original setting
+ * causes issues with the HAL */
+ if (addrsel == 0x17e)
+ val = 0;
+ break;
+ }
+ }
+ return val;
+}
+#endif
+
void __ahdecl
ath_hal_reg_write(struct ath_hal *ah, u_int reg, u_int32_t val)
{
@@ -351,20 +391,33 @@
ath_hal_printf(ah, "%s: WRITE 0x%x <= 0x%x\n",
(ath_hal_func ?: "unknown"), reg, val);
#endif
- _OS_REG_WRITE(ah, reg, val);
+#ifdef EEPROM_EMULATION
+ if((reg >= 0x6000) && (reg <= 0x6010) && ifxmips_emulate)
+ {
+ val = ath_hal_eeprom(ah, reg, val, 1);
+ } else
+#endif
+ _OS_REG_WRITE(ah, reg, val);
}
EXPORT_SYMBOL(ath_hal_reg_write);
+
/* This should only be called while holding the lock, sc->sc_hal_lock. */
u_int32_t __ahdecl
ath_hal_reg_read(struct ath_hal *ah, u_int reg)
{
- u_int32_t val;
+ u_int32_t val;
+#ifdef EEPROM_EMULATION
+ if((reg >= 0x6000) && (reg <= 0x6010) && ifxmips_emulate)
+ {
+ val = ath_hal_eeprom(ah, reg, 0, 0);
+ } else
+#endif
+ val = _OS_REG_READ(ah, reg);
- val = _OS_REG_READ(ah, reg);
#ifdef AH_DEBUG
if (ath_hal_debug > 1)
- ath_hal_printf(ah, "%s: READ 0x%x => 0x%x\n",
+ ath_hal_printf(ah, "%s: READ 0x%x => 0x%x\n",
(ath_hal_func ?: "unknown"), reg, val);
#endif
return val;
@@ -581,7 +634,9 @@
{
const char *sep;
int i;
-
+#ifdef CONFIG_IFXMIPS
+ ifxmips_emulate = ifxmips_has_brn_block();
+#endif
printk(KERN_INFO "%s: %s (", dev_info, ath_hal_version);
sep = "";
for (i = 0; ath_hal_buildopts[i] != NULL; i++) {

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@ -93,7 +93,7 @@ CONFIG_INITRAMFS_SOURCE=""
CONFIG_IRQ_CPU=y
CONFIG_KALLSYMS=y
# CONFIG_LEDS_ALIX is not set
# CONFIG_LEDS_GPIO is not set
CONFIG_LEDS_GPIO=y
CONFIG_LEDS_IFXMIPS=y
# CONFIG_LEMOTE_FULONG is not set
CONFIG_LZO_COMPRESS=m

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@ -32,6 +32,7 @@
#include <asm/io.h>
#include <linux/etherdevice.h>
#include <asm/ifxmips/ifxmips.h>
#include <linux/leds.h>
#define MAX_BOARD_NAME_LEN 32
#define MAX_IFXMIPS_DEVS 9
@ -120,6 +121,31 @@ ifxmips_gpio_dev = {
.num_resources = 1,
};
#ifdef CONFIG_LEDS_GPIO
static struct gpio_led arv4519_leds[] = {
{ .name = "ifxmips:green:power0", .gpio = 3, .active_low = 0, },
{ .name = "ifxmips:red:power1", .gpio = 7, .active_low = 1, },
{ .name = "ifxmips:green:adsl", .gpio = 4, .active_low = 1, },
{ .name = "ifxmips:green:internet0", .gpio = 5, .active_low = 0, },
{ .name = "ifxmips:red:internet1", .gpio = 8, .active_low = 1, },
{ .name = "ifxmips:green:wlan", .gpio = 6, .active_low = 1, },
{ .name = "ifxmips:green:usb", .gpio = 19, .active_low = 1, },
};
static const struct gpio_led_platform_data arv4519_led_data = {
.num_leds = ARRAY_SIZE(arv4519_leds),
.leds = (void *) arv4519_leds,
};
static struct platform_device arv4519_gpio_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = (void *) &arv4519_led_data,
}
};
#endif
const char*
get_system_type(void)
{
@ -235,8 +261,11 @@ static struct ifxmips_board boards[] =
.system_type = SYSTEM_DANUBE_CHIPID2,
.devs =
{
&ifxmips_led, &ifxmips_gpio, &ifxmips_mii,
&ifxmips_gpio, &ifxmips_mii,
&ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev,
#ifdef CONFIG_LEDS_GPIO
&arv4519_gpio_leds,
#endif
},
.reset_resource =
{
@ -277,6 +306,7 @@ ifxmips_has_brn_block(void)
{
return ifxmips_brn;
}
EXPORT_SYMBOL(ifxmips_has_brn_block);
struct ifxmips_board*
ifxmips_find_board(void)

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@ -122,7 +122,6 @@ static int
ifxmips_wdt_open(struct inode *inode, struct file *file)
{
ifxmips_wdt_enable(wdt_timeout);
printk("ifxmips_wdt: activated");
return nonseekable_open(inode, file);
}

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@ -26,23 +26,35 @@
#include <asm/ifxmips/ifxmips.h>
#include <asm/ifxmips/ifxmips_gpio.h>
#define GPIO_TO_PORT(x) ((x > 15)?(1):(0))
#define GPIO_TO_GPIO(x) ((x > 15)?(x-16):(x))
static inline int gpio_direction_input(unsigned gpio) {
ifxmips_port_set_dir_in(0, gpio);
ifxmips_port_set_open_drain(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel0(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel1(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_set_dir_in(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
return 0;
}
static inline int gpio_direction_output(unsigned gpio, int value) {
ifxmips_port_set_dir_out(0, gpio);
ifxmips_port_clear_open_drain(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel0(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_clear_altsel1(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
ifxmips_port_set_dir_out(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
return 0;
}
static inline int gpio_get_value(unsigned gpio) {
ifxmips_port_get_input(0, gpio);
ifxmips_port_get_input(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
return 0;
}
static inline void gpio_set_value(unsigned gpio, int value) {
ifxmips_port_set_output(0, gpio);
if(value)
ifxmips_port_set_output(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
else
ifxmips_port_clear_output(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
}
static inline int gpio_request(unsigned gpio, const char *label) {