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wl18xx: implement hw op to read PG version 

Read the HW PG version of the 18xx chip from FUSE.

Based on an earlier patch by Luciano Coelho <coelho@ti.com>.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2012-05-10 12:13:44 +03:00 committed by Luciano Coelho
parent a5d751bb92
commit 549562946f
2 changed files with 18 additions and 2 deletions
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17
drivers/net/wireless/ti/wl18xx/main.c
View File

@ -659,8 +659,6 @@ static void wl18xx_boot_soft_reset(struct wl1271 *wl)
static int wl18xx_pre_boot(struct wl1271 *wl)
{
/* TODO: add hw_pg_ver reading */
wl18xx_set_clk(wl);
/* Continue the ELP wake up sequence */
@ -946,6 +944,20 @@ static u32 wl18xx_ap_get_mimo_wide_rate_mask(struct wl1271 *wl,
}
}
static s8 wl18xx_get_pg_ver(struct wl1271 *wl)
{
u32 fuse;
wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
fuse = wl1271_read32(wl, WL18XX_REG_FUSE_DATA_1_3);
fuse = (fuse & WL18XX_PG_VER_MASK) >> WL18XX_PG_VER_OFFSET;
wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
return (s8)fuse;
}
static void wl18xx_conf_init(struct wl1271 *wl)
{
struct wl18xx_priv *priv = wl->priv;
@ -971,6 +983,7 @@ static struct wlcore_ops wl18xx_ops = {
.tx_delayed_compl = NULL,
.hw_init = wl18xx_hw_init,
.set_tx_desc_csum = wl18xx_set_tx_desc_csum,
.get_pg_ver = wl18xx_get_pg_ver,
.set_rx_csum = wl18xx_set_rx_csum,
.sta_get_ap_rate_mask = wl18xx_sta_get_ap_rate_mask,
.ap_get_mimo_wide_rate_mask = wl18xx_ap_get_mimo_wide_rate_mask,

3
drivers/net/wireless/ti/wl18xx/reg.h
View File

@ -128,6 +128,9 @@
#define PLLSH_WCS_PLL_SWALLOW_EN_VAL1 0x1
#define PLLSH_WCS_PLL_SWALLOW_EN_VAL2 0x12
#define WL18XX_REG_FUSE_DATA_1_3 0xA0260C
#define WL18XX_PG_VER_MASK 0x70
#define WL18XX_PG_VER_OFFSET 4
#define WL18XX_CMD_MBOX_ADDRESS 0xB007B4