*/
#include <linux/gpio.h>
+#include <linux/slab.h>
#include "wl1271_acx.h"
#include "wl1271_reg.h"
static int wl1271_boot_run_firmware(struct wl1271 *wl)
{
int loop, ret;
- u32 chip_id, interrupt;
+ u32 chip_id, intr;
wl1271_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
loop = 0;
while (loop++ < INIT_LOOP) {
udelay(INIT_LOOP_DELAY);
- interrupt = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
+ intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
- if (interrupt == 0xffffffff) {
+ if (intr == 0xffffffff) {
wl1271_error("error reading hardware complete "
"init indication");
return -EIO;
}
/* check that ACX_INTR_INIT_COMPLETE is enabled */
- else if (interrupt & WL1271_ACX_INTR_INIT_COMPLETE) {
+ else if (intr & WL1271_ACX_INTR_INIT_COMPLETE) {
wl1271_write32(wl, ACX_REG_INTERRUPT_ACK,
WL1271_ACX_INTR_INIT_COMPLETE);
break;
return 0;
}
+static void wl1271_boot_hw_version(struct wl1271 *wl)
+{
+ u32 fuse;
+
+ fuse = wl1271_top_reg_read(wl, REG_FUSE_DATA_2_1);
+ fuse = (fuse & PG_VER_MASK) >> PG_VER_OFFSET;
+
+ wl->hw_pg_ver = (s8)fuse;
+}
+
int wl1271_boot(struct wl1271 *wl)
{
int ret = 0;
u32 tmp, clk, pause;
+ wl1271_boot_hw_version(wl);
+
if (REF_CLOCK == 0 || REF_CLOCK == 2 || REF_CLOCK == 4)
/* ref clk: 19.2/38.4/38.4-XTAL */
clk = 0x3;