ath6kl: add board address to struct ath6kl_hw

This is to make it configurable by firmware IEs. Also determine if we need
to write or read the board address to the chip by checking if board address
is set or not.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath6kl/core.h

@@ -548,6 +548,7 @@ struct ath6kl {
 		u32 app_start_override_addr;
 		u32 board_ext_data_addr;
 		u32 reserved_ram_size;
+		u32 board_addr;
 	} hw;
 
 	u16 conf_flags;

drivers/net/wireless/ath/ath6kl/init.c

@@ -57,6 +57,7 @@ static const struct ath6kl_hw hw_list[] = {
 		.app_load_addr			= 0x1234,
 		.board_ext_data_addr		= 0x437000,
 		.reserved_ram_size		= 19456,
+		.board_addr			= 0x433900,
 	},
 	{
 		.id				= AR6004_REV2_VERSION,
@@ -64,6 +65,7 @@ static const struct ath6kl_hw hw_list[] = {
 		.app_load_addr			= 0x1234,
 		.board_ext_data_addr		= 0x437000,
 		.reserved_ram_size		= 11264,
+		.board_addr			= 0x43d400,
 	},
 };
 
@@ -1031,12 +1033,8 @@ static int ath6kl_upload_board_file(struct ath6kl *ar)
 	 * For AR6004, host determine Target RAM address for
 	 * writing board data.
 	 */
-	if (ar->target_type == TARGET_TYPE_AR6004) {
-		if (ar->version.target_ver == AR6004_REV1_VERSION)
-			board_address = AR6004_REV1_BOARD_DATA_ADDRESS;
-		else
-			board_address = AR6004_REV2_BOARD_DATA_ADDRESS;
-
+	if (ar->hw.board_addr != 0) {
+		board_address = ar->hw.board_addr;
 		ath6kl_bmi_write(ar,
 				ath6kl_get_hi_item_addr(ar,
 				HI_ITEM(hi_board_data)),

drivers/net/wireless/ath/ath6kl/target.h

@@ -334,9 +334,6 @@ struct host_interest {
 	(((target_type) == TARGET_TYPE_AR6003) ? AR6003_VTOP(vaddr) : \
 	(((target_type) == TARGET_TYPE_AR6004) ? AR6004_VTOP(vaddr) : 0))
 
-#define AR6004_REV1_BOARD_DATA_ADDRESS          0x433900
-#define AR6004_REV2_BOARD_DATA_ADDRESS          0x43d400
-
 #define ATH6KL_FWLOG_PAYLOAD_SIZE		1500
 
 struct ath6kl_dbglog_buf {