From f9ae0852655b219095f45e26871c2e00805e6344 Mon Sep 17 00:00:00 2001 From: Victor Goldenshtein Date: Tue, 12 Mar 2013 17:19:42 +0200 Subject: [PATCH] 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 Signed-off-by: Luciano Coelho --- drivers/net/wireless/ti/wl18xx/main.c | 24 +++++++++++++++++++++- drivers/net/wireless/ti/wl18xx/reg.h | 29 +++++++++++++++++++++++++++ 2 files changed, 52 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ti/wl18xx/main.c b/drivers/net/wireless/ti/wl18xx/main.c index b670776f9bb2..9fa692d11025 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 937b71d8783f..6306e04cd258 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__ */ -- 2.30.2