diff -drupN a/fs/squashfs/jz-lzma.h b/fs/squashfs/jz-lzma.h
--- a/fs/squashfs/jz-lzma.h	1970-01-01 03:00:00.000000000 +0300
+++ b/fs/squashfs/jz-lzma.h	2022-06-09 05:02:35.000000000 +0300
@@ -0,0 +1,72 @@
+#ifndef __JZ_LZMA_MY_H__
+#define __JZ_LZMA_MY_H__
+
+#include <linux/miscdevice.h>
+#define LZMA_IOC_MAGIC  'L'
+#define IOCTL_LZMA_DMA_GET_RANDOM	_IO(JZlzma_IOC_MAGIC, 110)
+
+#define LZMA_CTRL		0x0
+#define LZMA_BS_BASE	0x4
+#define LZMA_BS_SIZE	0x8
+#define LZMA_DST_BASE	0xc
+#define LZMA_ICRC		0x10
+#define LZMA_CRC		0x14
+#define LZMA_FINALSIZE	0x1c
+
+#define IN_FILE_SIZE 11
+#define OUT_FILE_SIZE 12
+
+typedef struct lzma_operation {
+	struct miscdevice lzma_dev;
+	struct resource *res;
+	int state;
+	void __iomem *iomem;
+	struct clk *clk;
+	struct clk *clk_gate;
+	struct clk *ahb0_gate;
+	struct device *dev;
+	int irq;
+	char name[16];
+	unsigned long in_file;
+	unsigned long out_file;
+	int opencnt;
+	struct mutex openmutex;
+}lzma_operation_t;
+
+extern int unlzma_hardware(unsigned char *input,int in_len,unsigned char *output);
+
+extern long lzma_ioctl(struct file *file, unsigned int cmd, unsigned long val);
+
+#define miscdev_to_lzmaops(mdev) (container_of(mdev, struct lzma_operation, lzma_dev))
+
+static inline unsigned int lzma_reg_read(struct lzma_operation *lzma_ope, int offset)
+{
+//	printk("%s, read:0x%08x, val = 0x%08x\n", __func__, lzma_ope->iomem + offset, readl(lzma_ope->iomem + offset));
+	return readl(lzma_ope->iomem + offset);
+}
+
+static inline void lzma_reg_write(struct lzma_operation *lzma_ope, int offset, unsigned int val)
+{
+	writel(val, lzma_ope->iomem + offset);
+//	printk("%s, write:0x%08x, val = 0x%08x\n", __func__, lzma_ope->iomem + offset, val);
+}
+
+static inline void lzma_bit_set(struct lzma_operation *lzma_ope, int offset, unsigned int bit)
+{
+	unsigned int tmp = 0;
+
+	tmp = lzma_reg_read(lzma_ope, offset);
+	tmp |= (1 << bit);
+	lzma_reg_write(lzma_ope, offset, tmp);
+}
+
+static inline void lzma_bit_clr(struct lzma_operation *lzma_ope, int offset, unsigned int bit)
+{
+	unsigned int tmp = 0;
+
+	tmp = lzma_reg_read(lzma_ope, offset);
+	tmp &= ~(1 << bit);
+	lzma_reg_write(lzma_ope, offset, tmp);
+}
+
+#endif