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authorVictor Goldenshtein <victorg@ti.com>2013-03-12 17:19:42 +0200
committerLuciano Coelho <coelho@ti.com>2013-03-25 12:33:12 +0200
commitf9ae0852655b219095f45e26871c2e00805e6344 (patch)
tree17729f7a8cb29168569414ca5046b34a15df420a /drivers/net/wireless/ti/wl18xx
parentc0ad2f2e66ffc46eb474d0060db9af254ed69177 (diff)
downloadvexpress-lsk-f9ae0852655b219095f45e26871c2e00805e6344.tar.gz
wl18xx: print chip info during boot
Print board type, PG with metal and ROM versions. This might help debugging HW related issues. Signed-off-by: Victor Goldenshtein <victorg@ti.com> Signed-off-by: Luciano Coelho <coelho@ti.com>
Diffstat (limited to 'drivers/net/wireless/ti/wl18xx')
-rw-r--r--drivers/net/wireless/ti/wl18xx/main.c24
-rw-r--r--drivers/net/wireless/ti/wl18xx/reg.h29
2 files changed, 52 insertions, 1 deletions
diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c
index b670776f9bb..9fa692d1102 100644
--- a/drivers/net/wireless/ti/wl18xx/main.c
+++ b/drivers/net/wireless/ti/wl18xx/main.c
@@ -1145,6 +1145,7 @@ static u32 wl18xx_ap_get_mimo_wide_rate_mask(struct wl1271 *wl,
static int wl18xx_get_pg_ver(struct wl1271 *wl, s8 *ver)
{
u32 fuse;
+ s8 rom = 0, metal = 0, pg_ver = 0, rdl_ver = 0;
int ret;
ret = wlcore_set_partition(wl, &wl->ptable[PART_TOP_PRCM_ELP_SOC]);
@@ -1155,8 +1156,29 @@ static int wl18xx_get_pg_ver(struct wl1271 *wl, s8 *ver)
if (ret < 0)
goto out;
+ pg_ver = (fuse & WL18XX_PG_VER_MASK) >> WL18XX_PG_VER_OFFSET;
+ rom = (fuse & WL18XX_ROM_VER_MASK) >> WL18XX_ROM_VER_OFFSET;
+
+ if (rom <= 0xE)
+ metal = (fuse & WL18XX_METAL_VER_MASK) >>
+ WL18XX_METAL_VER_OFFSET;
+ else
+ metal = (fuse & WL18XX_NEW_METAL_VER_MASK) >>
+ WL18XX_NEW_METAL_VER_OFFSET;
+
+ ret = wlcore_read32(wl, WL18XX_REG_FUSE_DATA_2_3, &fuse);
+ if (ret < 0)
+ goto out;
+
+ rdl_ver = (fuse & WL18XX_RDL_VER_MASK) >> WL18XX_RDL_VER_OFFSET;
+ if (rdl_ver > RDL_MAX)
+ rdl_ver = RDL_NONE;
+
+ wl1271_info("wl18xx HW: RDL %d, %s, PG %x.%x (ROM %x)",
+ rdl_ver, rdl_names[rdl_ver], pg_ver, metal, rom);
+
if (ver)
- *ver = (fuse & WL18XX_PG_VER_MASK) >> WL18XX_PG_VER_OFFSET;
+ *ver = pg_ver;
ret = wlcore_set_partition(wl, &wl->ptable[PART_BOOT]);
diff --git a/drivers/net/wireless/ti/wl18xx/reg.h b/drivers/net/wireless/ti/wl18xx/reg.h
index 937b71d8783..6306e04cd25 100644
--- a/drivers/net/wireless/ti/wl18xx/reg.h
+++ b/drivers/net/wireless/ti/wl18xx/reg.h
@@ -131,6 +131,16 @@
#define WL18XX_REG_FUSE_DATA_1_3 0xA0260C
#define WL18XX_PG_VER_MASK 0x70
#define WL18XX_PG_VER_OFFSET 4
+#define WL18XX_ROM_VER_MASK 0x3
+#define WL18XX_ROM_VER_OFFSET 0
+#define WL18XX_METAL_VER_MASK 0xC
+#define WL18XX_METAL_VER_OFFSET 2
+#define WL18XX_NEW_METAL_VER_MASK 0x180
+#define WL18XX_NEW_METAL_VER_OFFSET 7
+
+#define WL18XX_REG_FUSE_DATA_2_3 0xA02614
+#define WL18XX_RDL_VER_MASK 0x1f00
+#define WL18XX_RDL_VER_OFFSET 8
#define WL18XX_REG_FUSE_BD_ADDR_1 0xA02602
#define WL18XX_REG_FUSE_BD_ADDR_2 0xA02606
@@ -188,4 +198,23 @@ enum {
NUM_BOARD_TYPES,
};
+enum {
+ RDL_NONE = 0,
+ RDL_1_HP = 1,
+ RDL_2_SP = 2,
+ RDL_3_HP = 3,
+ RDL_4_SP = 4,
+
+ _RDL_LAST,
+ RDL_MAX = _RDL_LAST - 1,
+};
+
+static const char * const rdl_names[] = {
+ [RDL_NONE] = "",
+ [RDL_1_HP] = "1853 SISO",
+ [RDL_2_SP] = "1857 MIMO",
+ [RDL_3_HP] = "1893 SISO",
+ [RDL_4_SP] = "1897 MIMO",
+};
+
#endif /* __REG_H__ */