X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Fspi-mem.h;h=32ffdc2e0f963c239e3e6a70c5ba1880823ad78a;hb=859703251251d9567f29ab10c0a29f98eb0aff5c;hp=8bd44596747924c2c2433971774f1f95216b2478;hpb=a1eb40b70b40d208a72765c0f56cffed4e22ff30;p=platform%2Fkernel%2Fu-boot.git

diff --git a/include/spi-mem.h b/include/spi-mem.h
index 8bd4459..32ffdc2 100644
--- a/include/spi-mem.h
+++ b/include/spi-mem.h
@@ -17,6 +17,7 @@ struct udevice;
 	{							\
 		.buswidth = __buswidth,				\
 		.opcode = __opcode,				\
+		.nbytes = 1,					\
 	}
 
 #define SPI_MEM_OP_ADDR(__nbytes, __val, __buswidth)		\
@@ -69,6 +70,8 @@ enum spi_mem_data_dir {
 
 /**
  * struct spi_mem_op - describes a SPI memory operation
+ * @cmd.nbytes: number of opcode bytes (only 1 or 2 are valid). The opcode is
+ *		sent MSB-first.
  * @cmd.buswidth: number of IO lines used to transmit the command
  * @cmd.opcode: operation opcode
  * @cmd.dtr: whether the command opcode should be sent in DTR mode or not
@@ -92,9 +95,10 @@ enum spi_mem_data_dir {
  */
 struct spi_mem_op {
 	struct {
+		u8 nbytes;
 		u8 buswidth;
-		u8 opcode;
 		u8 dtr : 1;
+		u16 opcode;
 	} cmd;
 
 	struct {
@@ -245,6 +249,11 @@ spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr,
 int spi_mem_adjust_op_size(struct spi_slave *slave, struct spi_mem_op *op);
 
 bool spi_mem_supports_op(struct spi_slave *slave, const struct spi_mem_op *op);
+bool spi_mem_dtr_supports_op(struct spi_slave *slave,
+			     const struct spi_mem_op *op);
+
+bool spi_mem_default_supports_op(struct spi_slave *slave,
+				 const struct spi_mem_op *op);
 
 int spi_mem_exec_op(struct spi_slave *slave, const struct spi_mem_op *op);