AT91: cleanup at91sam9260_matrix.h to struct SoC access

Signed-off-by: Reinhard Meyer <u-boot@emk-elektronik.de>

1 files changed, 45 insertions, 57 deletions

diff --git a/arch/arm/include/asm/arch-at91/at91sam9260_matrix.h b/arch/arm/include/asm/arch-at91/at91sam9260_matrix.h
index f8b023d..be28ad1 100644
--- a/arch/arm/include/asm/arch-at91/at91sam9260_matrix.h
+++ b/arch/arm/include/asm/arch-at91/at91sam9260_matrix.h
@@ -15,66 +15,54 @@
 #ifndef AT91SAM9260_MATRIX_H
 #define AT91SAM9260_MATRIX_H
 
-#define AT91_MATRIX_MCFG0	(AT91_MATRIX + 0x00)	/* Master Configuration Register 0 */
-#define AT91_MATRIX_MCFG1	(AT91_MATRIX + 0x04)	/* Master Configuration Register 1 */
-#define AT91_MATRIX_MCFG2	(AT91_MATRIX + 0x08)	/* Master Configuration Register 2 */
-#define AT91_MATRIX_MCFG3	(AT91_MATRIX + 0x0C)	/* Master Configuration Register 3 */
-#define AT91_MATRIX_MCFG4	(AT91_MATRIX + 0x10)	/* Master Configuration Register 4 */
-#define AT91_MATRIX_MCFG5	(AT91_MATRIX + 0x14)	/* Master Configuration Register 5 */
-#define		AT91_MATRIX_ULBT		(7 << 0)	/* Undefined Length Burst Type */
-#define			AT91_MATRIX_ULBT_INFINITE	(0 << 0)
-#define			AT91_MATRIX_ULBT_SINGLE		(1 << 0)
-#define			AT91_MATRIX_ULBT_FOUR		(2 << 0)
-#define			AT91_MATRIX_ULBT_EIGHT		(3 << 0)
-#define			AT91_MATRIX_ULBT_SIXTEEN	(4 << 0)
+#ifndef __ASSEMBLY__
 
-#define AT91_MATRIX_SCFG0	(AT91_MATRIX + 0x40)	/* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1	(AT91_MATRIX + 0x44)	/* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2	(AT91_MATRIX + 0x48)	/* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3	(AT91_MATRIX + 0x4C)	/* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4	(AT91_MATRIX + 0x50)	/* Slave Configuration Register 4 */
-#define		AT91_MATRIX_SLOT_CYCLE		(0xff <<  0)	/* Maximum Number of Allowed Cycles for a Burst */
-#define		AT91_MATRIX_DEFMSTR_TYPE	(3    << 16)	/* Default Master Type */
-#define			AT91_MATRIX_DEFMSTR_TYPE_NONE	(0 << 16)
-#define			AT91_MATRIX_DEFMSTR_TYPE_LAST	(1 << 16)
-#define			AT91_MATRIX_DEFMSTR_TYPE_FIXED	(2 << 16)
-#define		AT91_MATRIX_FIXED_DEFMSTR	(7    << 18)	/* Fixed Index of Default Master */
-#define		AT91_MATRIX_ARBT		(3    << 24)	/* Arbitration Type */
-#define			AT91_MATRIX_ARBT_ROUND_ROBIN	(0 << 24)
-#define			AT91_MATRIX_ARBT_FIXED_PRIORITY	(1 << 24)
+/*
+ * This struct defines access to the matrix' maximum of
+ * 16 masters and 16 slaves.
+ * However, on the AT91SAM9260/9G20/9XE there exist only
+ * 6 Masters and 5 Slaves!
+ */
+struct at91_matrix {
+	u32	mcfg[16];	/* Master Configuration Registers */
+	u32	scfg[16];	/* Slave Configuration Registers */
+	u32	pras[16][2];	/* Priority Assignment Slave Registers */
+	u32	mrcr;		/* Master Remap Control Register */
+	u32	filler[0x06];
+	u32	ebicsa;		/* EBI Chip Select Assignment Register */
+};
+
+#endif /* __ASSEMBLY__ */
+
+#define AT91_MATRIX_ULBT_INFINITE	(0 << 0)
+#define AT91_MATRIX_ULBT_SINGLE		(1 << 0)
+#define AT91_MATRIX_ULBT_FOUR		(2 << 0)
+#define AT91_MATRIX_ULBT_EIGHT		(3 << 0)
+#define AT91_MATRIX_ULBT_SIXTEEN	(4 << 0)
+
+#define AT91_MATRIX_DEFMSTR_TYPE_NONE	(0 << 16)
+#define AT91_MATRIX_DEFMSTR_TYPE_LAST	(1 << 16)
+#define AT91_MATRIX_DEFMSTR_TYPE_FIXED	(2 << 16)
+#define AT91_MATRIX_FIXED_DEFMSTR_SHIFT	18
+#define AT91_MATRIX_ARBT_ROUND_ROBIN	(0 << 24)
+#define AT91_MATRIX_ARBT_FIXED_PRIORITY	(1 << 24)
 
-#define AT91_MATRIX_PRAS0	(AT91_MATRIX + 0x80)	/* Priority Register A for Slave 0 */
-#define AT91_MATRIX_PRAS1	(AT91_MATRIX + 0x88)	/* Priority Register A for Slave 1 */
-#define AT91_MATRIX_PRAS2	(AT91_MATRIX + 0x90)	/* Priority Register A for Slave 2 */
-#define AT91_MATRIX_PRAS3	(AT91_MATRIX + 0x98)	/* Priority Register A for Slave 3 */
-#define AT91_MATRIX_PRAS4	(AT91_MATRIX + 0xA0)	/* Priority Register A for Slave 4 */
-#define		AT91_MATRIX_M0PR		(3 << 0)	/* Master 0 Priority */
-#define		AT91_MATRIX_M1PR		(3 << 4)	/* Master 1 Priority */
-#define		AT91_MATRIX_M2PR		(3 << 8)	/* Master 2 Priority */
-#define		AT91_MATRIX_M3PR		(3 << 12)	/* Master 3 Priority */
-#define		AT91_MATRIX_M4PR		(3 << 16)	/* Master 4 Priority */
-#define		AT91_MATRIX_M5PR		(3 << 20)	/* Master 5 Priority */
+#define AT91_MATRIX_M0PR_SHIFT		0
+#define AT91_MATRIX_M1PR_SHIFT		4
+#define AT91_MATRIX_M2PR_SHIFT		8
+#define AT91_MATRIX_M3PR_SHIFT		12
+#define AT91_MATRIX_M4PR_SHIFT		16
+#define AT91_MATRIX_M5PR_SHIFT		20
 
-#define AT91_MATRIX_MRCR	(AT91_MATRIX + 0x100)	/* Master Remap Control Register */
-#define		AT91_MATRIX_RCB0		(1 << 0)	/* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
-#define		AT91_MATRIX_RCB1		(1 << 1)	/* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
+#define AT91_MATRIX_RCB0		(1 << 0)
+#define AT91_MATRIX_RCB1		(1 << 1)
 
-#define AT91_MATRIX_EBICSA	(AT91_MATRIX + 0x11C)	/* EBI Chip Select Assignment Register */
-#define		AT91_MATRIX_CS1A		(1 << 1)	/* Chip Select 1 Assignment */
-#define			AT91_MATRIX_CS1A_SMC		(0 << 1)
-#define			AT91_MATRIX_CS1A_SDRAMC		(1 << 1)
-#define		AT91_MATRIX_CS3A		(1 << 3)	/* Chip Select 3 Assignment */
-#define			AT91_MATRIX_CS3A_SMC		(0 << 3)
-#define			AT91_MATRIX_CS3A_SMC_SMARTMEDIA	(1 << 3)
-#define		AT91_MATRIX_CS4A		(1 << 4)	/* Chip Select 4 Assignment */
-#define			AT91_MATRIX_CS4A_SMC		(0 << 4)
-#define			AT91_MATRIX_CS4A_SMC_CF1	(1 << 4)
-#define		AT91_MATRIX_CS5A		(1 << 5)	/* Chip Select 5 Assignment */
-#define			AT91_MATRIX_CS5A_SMC		(0 << 5)
-#define			AT91_MATRIX_CS5A_SMC_CF2	(1 << 5)
-#define		AT91_MATRIX_DBPUC		(1 << 8)	/* Data Bus Pull-up Configuration */
-#define		AT91_MATRIX_VDDIOMSEL		(1 << 16)	/* Memory voltage selection */
-#define			AT91_MATRIX_VDDIOMSEL_1_8V	(0 << 16)
-#define			AT91_MATRIX_VDDIOMSEL_3_3V	(1 << 16)
+#define AT91_MATRIX_CS1A_SDRAMC		(1 << 1)
+#define AT91_MATRIX_CS3A_SMC_SMARTMEDIA	(1 << 3)
+#define AT91_MATRIX_CS4A_SMC_CF1	(1 << 4)
+#define AT91_MATRIX_CS5A_SMC_CF2	(1 << 5)
+#define AT91_MATRIX_DBPUC		(1 << 8)
+#define AT91_MATRIX_VDDIOMSEL_1_8V	(0 << 16)
+#define AT91_MATRIX_VDDIOMSEL_3_3V	(1 << 16)
 
 #endif