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-rw-r--r--kernel/arch/arm/mach-imx/mxc.h200
1 files changed, 200 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-imx/mxc.h b/kernel/arch/arm/mach-imx/mxc.h
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index 000000000..4c1343df2
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+++ b/kernel/arch/arm/mach-imx/mxc.h
@@ -0,0 +1,200 @@
+/*
+ * Copyright 2004-2007, 2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ */
+
+#ifndef __ASM_ARCH_MXC_H__
+#define __ASM_ARCH_MXC_H__
+
+#include <linux/types.h>
+
+#ifndef __ASM_ARCH_MXC_HARDWARE_H__
+#error "Do not include directly."
+#endif
+
+#define MXC_CPU_MX1 1
+#define MXC_CPU_MX21 21
+#define MXC_CPU_MX25 25
+#define MXC_CPU_MX27 27
+#define MXC_CPU_MX31 31
+#define MXC_CPU_MX35 35
+#define MXC_CPU_MX51 51
+#define MXC_CPU_MX53 53
+#define MXC_CPU_IMX6SL 0x60
+#define MXC_CPU_IMX6DL 0x61
+#define MXC_CPU_IMX6SX 0x62
+#define MXC_CPU_IMX6Q 0x63
+
+#define IMX_CHIP_REVISION_1_0 0x10
+#define IMX_CHIP_REVISION_1_1 0x11
+#define IMX_CHIP_REVISION_1_2 0x12
+#define IMX_CHIP_REVISION_1_3 0x13
+#define IMX_CHIP_REVISION_1_4 0x14
+#define IMX_CHIP_REVISION_1_5 0x15
+#define IMX_CHIP_REVISION_2_0 0x20
+#define IMX_CHIP_REVISION_2_1 0x21
+#define IMX_CHIP_REVISION_2_2 0x22
+#define IMX_CHIP_REVISION_2_3 0x23
+#define IMX_CHIP_REVISION_3_0 0x30
+#define IMX_CHIP_REVISION_3_1 0x31
+#define IMX_CHIP_REVISION_3_2 0x32
+#define IMX_CHIP_REVISION_3_3 0x33
+#define IMX_CHIP_REVISION_UNKNOWN 0xff
+
+#define IMX_DDR_TYPE_LPDDR2 1
+
+#ifndef __ASSEMBLY__
+extern unsigned int __mxc_cpu_type;
+#endif
+
+#ifdef CONFIG_SOC_IMX1
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX1
+# endif
+# define cpu_is_mx1() (mxc_cpu_type == MXC_CPU_MX1)
+#else
+# define cpu_is_mx1() (0)
+#endif
+
+#ifdef CONFIG_SOC_IMX21
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX21
+# endif
+# define cpu_is_mx21() (mxc_cpu_type == MXC_CPU_MX21)
+#else
+# define cpu_is_mx21() (0)
+#endif
+
+#ifdef CONFIG_SOC_IMX25
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX25
+# endif
+# define cpu_is_mx25() (mxc_cpu_type == MXC_CPU_MX25)
+#else
+# define cpu_is_mx25() (0)
+#endif
+
+#ifdef CONFIG_SOC_IMX27
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX27
+# endif
+# define cpu_is_mx27() (mxc_cpu_type == MXC_CPU_MX27)
+#else
+# define cpu_is_mx27() (0)
+#endif
+
+#ifdef CONFIG_SOC_IMX31
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX31
+# endif
+# define cpu_is_mx31() (mxc_cpu_type == MXC_CPU_MX31)
+#else
+# define cpu_is_mx31() (0)
+#endif
+
+#ifdef CONFIG_SOC_IMX35
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX35
+# endif
+# define cpu_is_mx35() (mxc_cpu_type == MXC_CPU_MX35)
+#else
+# define cpu_is_mx35() (0)
+#endif
+
+#ifdef CONFIG_SOC_IMX51
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX51
+# endif
+# define cpu_is_mx51() (mxc_cpu_type == MXC_CPU_MX51)
+#else
+# define cpu_is_mx51() (0)
+#endif
+
+#ifdef CONFIG_SOC_IMX53
+# ifdef mxc_cpu_type
+# undef mxc_cpu_type
+# define mxc_cpu_type __mxc_cpu_type
+# else
+# define mxc_cpu_type MXC_CPU_MX53
+# endif
+# define cpu_is_mx53() (mxc_cpu_type == MXC_CPU_MX53)
+#else
+# define cpu_is_mx53() (0)
+#endif
+
+#ifndef __ASSEMBLY__
+#ifdef CONFIG_SOC_IMX6SL
+static inline bool cpu_is_imx6sl(void)
+{
+ return __mxc_cpu_type == MXC_CPU_IMX6SL;
+}
+#else
+static inline bool cpu_is_imx6sl(void)
+{
+ return false;
+}
+#endif
+
+static inline bool cpu_is_imx6dl(void)
+{
+ return __mxc_cpu_type == MXC_CPU_IMX6DL;
+}
+
+static inline bool cpu_is_imx6sx(void)
+{
+ return __mxc_cpu_type == MXC_CPU_IMX6SX;
+}
+
+static inline bool cpu_is_imx6q(void)
+{
+ return __mxc_cpu_type == MXC_CPU_IMX6Q;
+}
+
+struct cpu_op {
+ u32 cpu_rate;
+};
+
+int tzic_enable_wake(void);
+
+extern struct cpu_op *(*get_cpu_op)(int *op);
+#endif
+
+#define cpu_is_mx3() (cpu_is_mx31() || cpu_is_mx35())
+#define cpu_is_mx2() (cpu_is_mx21() || cpu_is_mx27())
+
+#endif /* __ASM_ARCH_MXC_H__ */