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Diffstat (limited to 'arch/arm/mach-stmp37xx/include/mach/regs-i2c.h')
-rw-r--r--arch/arm/mach-stmp37xx/include/mach/regs-i2c.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/mach-stmp37xx/include/mach/regs-i2c.h b/arch/arm/mach-stmp37xx/include/mach/regs-i2c.h
new file mode 100644
index 00000000000..35882a9b8bc
--- /dev/null
+++ b/arch/arm/mach-stmp37xx/include/mach/regs-i2c.h
@@ -0,0 +1,55 @@
+/*
+ * stmp37xx: I2C register definitions
+ *
+ * Copyright (c) 2008 Freescale Semiconductor
+ * Copyright 2008 Embedded Alley Solutions, 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 as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#define REGS_I2C_BASE (STMP3XXX_REGS_BASE + 0x58000)
+#define REGS_I2C_PHYS 0x80058000
+#define REGS_I2C_SIZE 0x2000
+
+#define HW_I2C_CTRL0 0x0
+#define BM_I2C_CTRL0_XFER_COUNT 0x0000FFFF
+#define BP_I2C_CTRL0_XFER_COUNT 0
+#define BM_I2C_CTRL0_DIRECTION 0x00010000
+#define BM_I2C_CTRL0_MASTER_MODE 0x00020000
+#define BM_I2C_CTRL0_PRE_SEND_START 0x00080000
+#define BM_I2C_CTRL0_POST_SEND_STOP 0x00100000
+#define BM_I2C_CTRL0_RETAIN_CLOCK 0x00200000
+#define BM_I2C_CTRL0_SEND_NAK_ON_LAST 0x02000000
+#define BM_I2C_CTRL0_CLKGATE 0x40000000
+#define BM_I2C_CTRL0_SFTRST 0x80000000
+
+#define HW_I2C_TIMING0 0x10
+
+#define HW_I2C_TIMING1 0x20
+
+#define HW_I2C_TIMING2 0x30
+
+#define HW_I2C_CTRL1 0x40
+#define BM_I2C_CTRL1_SLAVE_IRQ 0x00000001
+#define BP_I2C_CTRL1_SLAVE_IRQ 0
+#define BM_I2C_CTRL1_SLAVE_STOP_IRQ 0x00000002
+#define BM_I2C_CTRL1_MASTER_LOSS_IRQ 0x00000004
+#define BM_I2C_CTRL1_EARLY_TERM_IRQ 0x00000008
+#define BM_I2C_CTRL1_OVERSIZE_XFER_TERM_IRQ 0x00000010
+#define BM_I2C_CTRL1_NO_SLAVE_ACK_IRQ 0x00000020
+#define BM_I2C_CTRL1_DATA_ENGINE_CMPLT_IRQ 0x00000040
+#define BM_I2C_CTRL1_BUS_FREE_IRQ 0x00000080
+#define BM_I2C_CTRL1_CLR_GOT_A_NAK 0x10000000
+
+#define HW_I2C_VERSION 0x90