summaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/arch-omap4/cpu.h
diff options
context:
space:
mode:
authorSteve Sakoman <steve@sakoman.com>2010-06-08 13:07:46 -0700
committerSandeep Paulraj <s-paulraj@ti.com>2010-07-05 20:00:00 -0400
commitd34efc767d26d353e0257042080eec7012e5440f (patch)
treeb41852c65401a0c6d484415a17c29370b21cea3c /arch/arm/include/asm/arch-omap4/cpu.h
parentf56348af5d255f6dc2a8bcd7d798ab5edf8fba25 (diff)
downloadu-boot-imx-d34efc767d26d353e0257042080eec7012e5440f.zip
u-boot-imx-d34efc767d26d353e0257042080eec7012e5440f.tar.gz
u-boot-imx-d34efc767d26d353e0257042080eec7012e5440f.tar.bz2
ARMV7: Add basic support for TI OMAP4
This patch adds minimum support for OMAP4. Code which can be shared between OMAP3 and OMAP4 is placed in arch/arm/cpu/armv7/omap-common Signed-off-by: Aneesh V <aneesh@ti.com> Signed-off-by: Steve Sakoman <steve@sakoman.com> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'arch/arm/include/asm/arch-omap4/cpu.h')
-rw-r--r--arch/arm/include/asm/arch-omap4/cpu.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap4/cpu.h b/arch/arm/include/asm/arch-omap4/cpu.h
new file mode 100644
index 0000000..7d8aa20
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap4/cpu.h
@@ -0,0 +1,94 @@
+/*
+ * (C) Copyright 2006-2010
+ * Texas Instruments, <www.ti.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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
+ *
+ */
+
+#ifndef _CPU_H
+#define _CPU_H
+
+#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
+#include <asm/types.h>
+#endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
+
+#ifndef __KERNEL_STRICT_NAMES
+#ifndef __ASSEMBLY__
+struct gptimer {
+ u32 tidr; /* 0x00 r */
+ u8 res[0xc];
+ u32 tiocp_cfg; /* 0x10 rw */
+ u32 tistat; /* 0x14 r */
+ u32 tisr; /* 0x18 rw */
+ u32 tier; /* 0x1c rw */
+ u32 twer; /* 0x20 rw */
+ u32 tclr; /* 0x24 rw */
+ u32 tcrr; /* 0x28 rw */
+ u32 tldr; /* 0x2c rw */
+ u32 ttgr; /* 0x30 rw */
+ u32 twpc; /* 0x34 r */
+ u32 tmar; /* 0x38 rw */
+ u32 tcar1; /* 0x3c r */
+ u32 tcicr; /* 0x40 rw */
+ u32 tcar2; /* 0x44 r */
+};
+#endif /* __ASSEMBLY__ */
+#endif /* __KERNEL_STRICT_NAMES */
+
+/* enable sys_clk NO-prescale /1 */
+#define GPT_EN ((0x0 << 2) | (0x1 << 1) | (0x1 << 0))
+
+/* Watchdog */
+#ifndef __KERNEL_STRICT_NAMES
+#ifndef __ASSEMBLY__
+struct watchdog {
+ u8 res1[0x34];
+ u32 wwps; /* 0x34 r */
+ u8 res2[0x10];
+ u32 wspr; /* 0x48 rw */
+};
+#endif /* __ASSEMBLY__ */
+#endif /* __KERNEL_STRICT_NAMES */
+
+#define WD_UNLOCK1 0xAAAA
+#define WD_UNLOCK2 0x5555
+
+#define SYSCLKDIV_1 (0x1 << 6)
+#define SYSCLKDIV_2 (0x1 << 7)
+
+#define CLKSEL_GPT1 (0x1 << 0)
+
+#define EN_GPT1 (0x1 << 0)
+#define EN_32KSYNC (0x1 << 2)
+
+#define ST_WDT2 (0x1 << 5)
+
+#define RESETDONE (0x1 << 0)
+
+#define TCLR_ST (0x1 << 0)
+#define TCLR_AR (0x1 << 1)
+#define TCLR_PRE (0x1 << 5)
+
+/* I2C base */
+#define I2C_BASE1 (OMAP44XX_L4_PER_BASE + 0x70000)
+#define I2C_BASE2 (OMAP44XX_L4_PER_BASE + 0x72000)
+#define I2C_BASE3 (OMAP44XX_L4_PER_BASE + 0x60000)
+
+#endif /* _CPU_H */