ColdFire: Add dspi and serial flash support for MCF5445x
Signed-off-by: TsiChung Liew <Tsi-Chung.Liew@freescale.com>
Acked-by: John Rigby <jrigby@freescale.com>
diff --git a/include/asm-m68k/coldfire/dspi.h b/include/asm-m68k/coldfire/dspi.h
index 3c579d3..8327e1b 100644
--- a/include/asm-m68k/coldfire/dspi.h
+++ b/include/asm-m68k/coldfire/dspi.h
@@ -64,10 +64,15 @@
#define DSPI_DMCR_CTXF (0x00000800)
#define DSPI_DMCR_DRXF (0x00001000)
#define DSPI_DMCR_DTXF (0x00002000)
+#define DSPI_DMCR_MDIS (0x00004000)
#define DSPI_DMCR_CSIS0 (0x00010000)
+#define DSPI_DMCR_CSIS1 (0x00020000)
#define DSPI_DMCR_CSIS2 (0x00040000)
#define DSPI_DMCR_CSIS3 (0x00080000)
+#define DSPI_DMCR_CSIS4 (0x00100000)
#define DSPI_DMCR_CSIS5 (0x00200000)
+#define DSPI_DMCR_CSIS6 (0x00400000)
+#define DSPI_DMCR_CSIS7 (0x00800000)
#define DSPI_DMCR_ROOE (0x01000000)
#define DSPI_DMCR_PCSSE (0x02000000)
#define DSPI_DMCR_MTFE (0x04000000)
@@ -92,6 +97,7 @@
#define DSPI_DCTAR_CPHA (0x02000000)
#define DSPI_DCTAR_CPOL (0x04000000)
#define DSPI_DCTAR_TRSZ(x) (((x)&0x0000000F)<<27)
+#define DSPI_DCTAR_DBR (0x80000000)
#define DSPI_DCTAR_PCSSCK_1CLK (0x00000000)
#define DSPI_DCTAR_PCSSCK_3CLK (0x00400000)
#define DSPI_DCTAR_PCSSCK_5CLK (0x00800000)
@@ -153,4 +159,8 @@
/* Bit definitions and macros for DRFDR group */
#define DSPI_DRFDR_RXDATA(x) (((x)&0x0000FFFF))
+void dspi_init(void);
+void dspi_tx(int chipsel, u8 attrib, u16 data);
+u16 dspi_rx(void);
+
#endif /* __DSPI_H__ */
diff --git a/include/configs/M54455EVB.h b/include/configs/M54455EVB.h
index 5f55761..f33ccb0 100644
--- a/include/configs/M54455EVB.h
+++ b/include/configs/M54455EVB.h
@@ -171,6 +171,10 @@
#define CFG_I2C_OFFSET 0x58000
#define CFG_IMMR CFG_MBAR
+/* DSPI and Serial Flash */
+#define CONFIG_CF_DSPI
+#define CONFIG_SERIAL_FLASH
+
/* PCI */
#ifdef CONFIG_CMD_PCI
#define CONFIG_PCI 1
@@ -309,7 +313,7 @@
#else
-# define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
+# define CFG_MAX_FLASH_BANKS 3 /* max number of memory banks */
# define CFG_ATMEL_REGION 4
# define CFG_ATMEL_TOTALSECT 11
@@ -326,6 +330,28 @@
# define CFG_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
# define CFG_FLASH_CHECKSUM
+#ifdef CONFIG_SERIAL_FLASH
+# define CFG_FLASH2_BASE 0x01000000
+# define CFG_STM_SECT 32
+# define CFG_STM_SECTSZ 0x10000
+
+# undef CFG_FLASH_ERASE_TOUT
+# define CFG_FLASH_ERASE_TOUT 20000
+
+# define SER_WREN 0x06
+# define SER_WRDI 0x04
+# define SER_RDID 0x9F
+# define SER_RDSR 0x05
+# define SER_WRSR 0x01
+# define SER_READ 0x03
+# define SER_F_READ 0x0B
+# define SER_PAGE_PROG 0x02
+# define SER_SECT_ERASE 0xD8
+# define SER_BULK_ERASE 0xC7
+# define SER_DEEP_PWRDN 0xB9
+# define SER_RES 0xAB
+#endif
+
#endif
/*