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Subject[PATCHv4 2/3] ARM: imx: Add mx53 support to common msl functions.
Date
From: Dinh Nguyen <Dinh.Nguyen@freescale.com>

Add mx53 support to cpu.c and mm.c.

Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com>
---
arch/arm/mach-mx5/cpu.c | 19 ++++++++++++++++++-
arch/arm/mach-mx5/mm.c | 19 ++++++++++++++++++-
2 files changed, 36 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index 8c9a29e..a00d2bc 100644
--- a/arch/arm/mach-mx5/cpu.c
+++ b/arch/arm/mach-mx5/cpu.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
@@ -92,6 +92,23 @@ static int __init mx51_neon_fixup(void)
late_initcall(mx51_neon_fixup);
#endif

+/*
+ * Returns:
+ * the silicon revision of the cpu
+ * -EINVAL - not a mx53
+ */
+int mx53_revision(void)
+{
+ if (!cpu_is_mx53())
+ return -EINVAL;
+
+ if (cpu_silicon_rev == -1)
+ query_silicon_parameter();
+
+ return cpu_silicon_rev;
+}
+EXPORT_SYMBOL(mx53_revision);
+
static int __init post_cpu_init(void)
{
unsigned int reg;
diff --git a/arch/arm/mach-mx5/mm.c b/arch/arm/mach-mx5/mm.c
index 2822d0e..cbaf282 100644
--- a/arch/arm/mach-mx5/mm.c
+++ b/arch/arm/mach-mx5/mm.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
@@ -32,6 +32,15 @@ static struct map_desc mx51_io_desc[] __initdata = {
};

/*
+ * Define the MX53 memory map.
+ */
+static struct map_desc mx53_io_desc[] __initdata = {
+ imx_map_entry(MX53, AIPS1, MT_DEVICE),
+ imx_map_entry(MX53, SPBA0, MT_DEVICE),
+ imx_map_entry(MX53, AIPS2, MT_DEVICE),
+};
+
+/*
* This function initializes the memory map. It is called during the
* system startup to create static physical to virtual memory mappings
* for the IO modules.
@@ -44,6 +53,14 @@ void __init mx51_map_io(void)
iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc));
}

+void __init mx53_map_io(void)
+{
+ mxc_set_cpu_type(MXC_CPU_MX53);
+ mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR));
+ mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG_BASE_ADDR));
+ iotable_init(mx53_io_desc, ARRAY_SIZE(mx53_io_desc));
+}
+
int imx51_register_gpios(void);

void __init mx51_init_irq(void)
--
1.6.0.4



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