drivers: rkflash: add rk_sftl_arm_v7_thumb version

1.Add sftl thumb instruction version lib;
2.Add sftl release data.

Change-Id: I5fa09ada94e7f40a317ca621c3eb1c0abd73847d
Signed-off-by: Dingqiang Lin <jon.lin@rock-chips.com>

Author: Dingqiang Lin

drivers/rkflash/Makefile

@@ -5,12 +5,9 @@ obj-$(CONFIG_RK_SFC_NAND) += rkflash_blk.o rksfc_base.o rkflash_debug.o sfc_nand
 obj-$(CONFIG_RK_SFC_NOR) += rkflash_blk.o rksfc_base.o rkflash_debug.o sfc_nor_boot.o sfc_nor.o sfc.o
 obj-$(CONFIG_RK_SFC_NOR_MTD) += sfc_nor_mtd.o
 
-ifneq (, $(CONFIG_RK_NANDC_NAND)$(CONFIG_RK_SFC_NAND))
-
-ifdef CONFIG_ARM64
-obj-y += rk_sftl_arm_v8.o
+ifdef CONFIG_THUMB2_KERNEL
+obj-$(CONFIG_THUMB2_KERNEL) += rk_sftl_arm_v7_thumb.o
 else
-obj-y += rk_sftl_arm_v7.o
+obj-$(CONFIG_ARM64) += rk_sftl_arm_v8.o
+obj-$(CONFIG_ARM) += rk_sftl_arm_v7.o
 endif
-
-endif

drivers/rkflash/rk_sftl_arm_v7.S

@@ -1,6 +1,9 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 
-/* Copyright (c) 2018 Rockchip Electronics Co. Ltd. */
+/*
+ * Copyright (c) 2018 Rockchip Electronics Co. Ltd.
+ * date: 2018-06-13
+ */
 	.arch armv7-a
 	.eabi_attribute 20, 1
 	.eabi_attribute 21, 1