diff options
Diffstat (limited to 'arch/arm/mach-ns9xxx/include/mach/regs-iohub-ns921x.h')
| -rw-r--r-- | arch/arm/mach-ns9xxx/include/mach/regs-iohub-ns921x.h | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/arch/arm/mach-ns9xxx/include/mach/regs-iohub-ns921x.h b/arch/arm/mach-ns9xxx/include/mach/regs-iohub-ns921x.h new file mode 100644 index 000000000000..8b274bb8bcd8 --- /dev/null +++ b/arch/arm/mach-ns9xxx/include/mach/regs-iohub-ns921x.h @@ -0,0 +1,133 @@ +/*
+ * arch/arm/mach-ns9xxx/include/mach/regs-sys-ns921x.h
+ *
+ * Copyright (C) 2007 by Digi International Inc.
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * !Revision: $Revision: 1.0 $
+ * !Author: Luis Galdos
+ * !Desc:
+ * !References:
+ */
+
+#ifndef __ASM_ARCH_REGSIOHUB_NS921X_H
+#define __ASM_ARCH_REGSIOHUB_NS921X_H
+
+#include <mach/hardware.h>
+#include <mach/regs-sys-common.h>
+
+#define IOHUB_REG_BASE_PA (0x90000000)
+#define IOHUB_REG_BASE_VA io_p2v(IOHUB_REG_BASE_PA)
+#define IOHUB_REG_OFFSET (0x8000)
+#define IOHUB_FIM0_BASE_PA IOHUB_REG_BASE_PA
+#define IOHUB_FIM1_BASE_PA (IOHUB_REG_BASE_PA + IOHUB_REG_OFFSET)
+#define IOHUB_FIM0_BASE_VA io_p2v(IOHUB_FIM0_BASE_PA)
+#define IOHUB_FIM1_BASE_VA io_p2v(IOHUB_FIM1_BASE_PA)
+
+/* Register offsets for the IOHUB-components */
+#define IOHUB_IFS_REG (0x00)
+
+#define IOHUB_RX_DMA_CTRL_REG (0x04)
+#define IOHUB_RX_DMA_BUFPTR_REG (0x08)
+#define IOHUB_RX_DMA_ICTRL_REG (0x0C)
+#define IOHUB_RX_DIR_REG (0x10)
+#define IOHUB_RX_DIR_FIFO_REG (0x14)
+#define IOHUB_TX_DMA_CTRL_REG (0x18)
+#define IOHUB_TX_DMA_BUFPTR_REG (0x1C)
+#define IOHUB_TX_ICTRL_REG (0x20)
+#define IOHUB_TX_FIFO_REG (0x28)
+#define IOHUB_TX_DIR_REG (0x2C)
+
+/* DMA RX control bits */
+#define IOHUB_RX_DMA_CTRL_CE (1<<31)
+#define IOHUB_RX_DMA_CTRL_CA (1<<30)
+#define IOHUB_RX_DMA_CTRL_FLEXIO (1<<29)
+#define IOHUB_RX_DMA_CTRL_DIRECT (1<<28)
+#define IOHUB_RX_DMA_CTRL_STATE (0xFC00)
+#define IOHUB_RX_DMA_CTRL_INDEX (0x03FF)
+
+
+/* DMA TX control bits */
+#define IOHUB_TX_DMA_CTRL_CE (1<<31)
+#define IOHUB_TX_DMA_CTRL_CA (1<<30)
+#define IOHUB_TX_DMA_CTRL_FLEXIO (1<<29)
+#define IOHUB_TX_DMA_CTRL_DIRECT (1<<28)
+#define IOHUB_TX_DMA_CTRL_STATE (0xFC00)
+#define IOHUB_TX_DMA_CTRL_INDEXEN (1<<27)
+#define IOHUB_TX_DMA_CTRL_INDEX(i) (i & 0x03FF)
+
+
+
+/* Interrupt and FIFO status register */
+#define IOHUB_IFS_RXNCIP (1<<31)
+#define IOHUB_IFS_RXECIP (1<<30)
+#define IOHUB_IFS_RXNRIP (1<<29)
+#define IOHUB_IFS_RXCAIP (1<<28)
+#define IOHUB_IFS_TXNCIP (1<<24)
+#define IOHUB_IFS_TXECIP (1<<23)
+#define IOHUB_IFS_TXNRIP (1<<22)
+#define IOHUB_IFS_TXCAIP (1<<21)
+#define IOHUB_IFS_TXFUFIP (1<<20)
+#define IOHUB_IFS_TXFSRIP (1<<19)
+#define IOHUB_IFS_MODIP (1<<18)
+#define IOHUB_IFS_DMA_TX (IOHUB_IFS_TXNCIP | \
+ IOHUB_IFS_TXNRIP | \
+ IOHUB_IFS_TXECIP | \
+ IOHUB_IFS_TXCAIP)
+#define IOHUB_IFS_DMA_RX (IOHUB_IFS_RXNCIP | \
+ IOHUB_IFS_RXNRIP | \
+ IOHUB_IFS_RXECIP | \
+ IOHUB_IFS_RXCAIP)
+
+/* Interrupt configuration register */
+#define IOHUB_ICTRL_RXTHRS(val) (val<<28)
+#define IOHUB_ICTRL_RXFOFIE (1<<26)
+#define IOHUB_ICTRL_RXFSRIE (1<<25)
+#define IOHUB_ICTRL_RXNCIE (1<<24)
+#define IOHUB_ICTRL_RXECIE (1<<23)
+#define IOHUB_ICTRL_RXNRIE (1<<22)
+#define IOHUB_ICTRL_RXCAIE (1<<21)
+#define IOHUB_ICTRL_RXPCIE (1<<20)
+#define IOHUB_ICTRL_WSTAT (1<<19)
+#define IOHUB_ICTRL_ISTAT (1<<18)
+#define IOHUB_ICTRL_LSTAT (1<<17)
+#define IOHUB_ICTRL_FSTAT (1<<16)
+#define IOHUB_ICTRL_BLENSTAT (0xFF)
+#define IOHUB_ICTRL_RXALLE (IOHUB_ICTRL_RXFOFIE | \
+ IOHUB_ICTRL_RXFSRIE | \
+ IOHUB_ICTRL_RXNCIE | \
+ IOHUB_ICTRL_RXECIE | \
+ IOHUB_ICTRL_RXNRIE | \
+ IOHUB_ICTRL_RXCAIE | \
+ IOHUB_ICTRL_RXPCIE)
+
+
+#define IOHUB_ICTRL_TXTHRS(val) (val<<28)
+#define IOHUB_ICTRL_TXFUFIE (1<<26)
+#define IOHUB_ICTRL_TXFSRIE (1<<25)
+#define IOHUB_ICTRL_TXNCIE (1<<24)
+#define IOHUB_ICTRL_TXECIE (1<<23)
+#define IOHUB_ICTRL_TXNRIE (1<<22)
+#define IOHUB_ICTRL_TXCAIE (1<<21)
+#define IOHUB_ICTRL_WSTAT (1<<19)
+#define IOHUB_ICTRL_ISTAT (1<<18)
+#define IOHUB_ICTRL_LSTAT (1<<17)
+#define IOHUB_ICTRL_FSTAT (1<<16)
+#define IOHUB_ICTRL_BLENSTAT (0xFF)
+#define IOHUB_ICTRL_TXALLE (IOHUB_ICTRL_TXFUFIE | \
+ IOHUB_ICTRL_TXFSRIE | \
+ IOHUB_ICTRL_TXNCIE | \
+ IOHUB_ICTRL_TXECIE | \
+ IOHUB_ICTRL_TXNRIE | \
+ IOHUB_ICTRL_TXCAIE)
+
+
+
+#endif /* ifndef __ASM_ARCH_REGSIOHUB_NS921X_H */
+
+
+
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