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author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2011-03-17 09:40:29 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-05-19 13:11:38 +0200 |
commit | 27ad4bf72a27c80c121b2349174e6b41b2e3afd8 (patch) | |
tree | 864ddd4e58386f22c9fda4457ebc5bb23d790792 /arch/arm/mach-mx3/cpu.c | |
parent | 7fc92c6092d7208e53d35cda32a9181aae396adf (diff) | |
download | op-kernel-dev-27ad4bf72a27c80c121b2349174e6b41b2e3afd8.zip op-kernel-dev-27ad4bf72a27c80c121b2349174e6b41b2e3afd8.tar.gz |
ARM: imx: move mx3 support to mach-imx
Fixing a few "please, no space before tabs" and "empty line at end of
file" warnings on the way.
LAKML-Reference: 1299271882-2130-6-git-send-email-u.kleine-koenig@pengutronix.de
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx3/cpu.c')
-rw-r--r-- | arch/arm/mach-mx3/cpu.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/arch/arm/mach-mx3/cpu.c b/arch/arm/mach-mx3/cpu.c deleted file mode 100644 index d1d3395..0000000 --- a/arch/arm/mach-mx3/cpu.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * MX3 CPU type detection - * - * Copyright (c) 2009 Daniel Mack <daniel@caiaq.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. - */ - -#include <linux/module.h> -#include <linux/io.h> -#include <mach/hardware.h> -#include <mach/iim.h> - -unsigned int mx31_cpu_rev; -EXPORT_SYMBOL(mx31_cpu_rev); - -struct mx3_cpu_type { - u8 srev; - const char *name; - const char *v; - unsigned int rev; -}; - -static struct mx3_cpu_type mx31_cpu_type[] __initdata = { - { .srev = 0x00, .name = "i.MX31(L)", .v = "1.0", .rev = IMX_CHIP_REVISION_1_0 }, - { .srev = 0x10, .name = "i.MX31", .v = "1.1", .rev = IMX_CHIP_REVISION_1_1 }, - { .srev = 0x11, .name = "i.MX31L", .v = "1.1", .rev = IMX_CHIP_REVISION_1_1 }, - { .srev = 0x12, .name = "i.MX31", .v = "1.15", .rev = IMX_CHIP_REVISION_1_1 }, - { .srev = 0x13, .name = "i.MX31L", .v = "1.15", .rev = IMX_CHIP_REVISION_1_1 }, - { .srev = 0x14, .name = "i.MX31", .v = "1.2", .rev = IMX_CHIP_REVISION_1_2 }, - { .srev = 0x15, .name = "i.MX31L", .v = "1.2", .rev = IMX_CHIP_REVISION_1_2 }, - { .srev = 0x28, .name = "i.MX31", .v = "2.0", .rev = IMX_CHIP_REVISION_2_0 }, - { .srev = 0x29, .name = "i.MX31L", .v = "2.0", .rev = IMX_CHIP_REVISION_2_0 }, -}; - -void __init mx31_read_cpu_rev(void) -{ - u32 i, srev; - - /* read SREV register from IIM module */ - srev = __raw_readl(MX31_IO_ADDRESS(MX31_IIM_BASE_ADDR + MXC_IIMSREV)); - - for (i = 0; i < ARRAY_SIZE(mx31_cpu_type); i++) - if (srev == mx31_cpu_type[i].srev) { - printk(KERN_INFO - "CPU identified as %s, silicon rev %s\n", - mx31_cpu_type[i].name, mx31_cpu_type[i].v); - - mx31_cpu_rev = mx31_cpu_type[i].rev; - return; - } - - mx31_cpu_rev = IMX_CHIP_REVISION_UNKNOWN; - - printk(KERN_WARNING "Unknown CPU identifier. srev = %02x\n", srev); -} - -unsigned int mx35_cpu_rev; -EXPORT_SYMBOL(mx35_cpu_rev); - -void __init mx35_read_cpu_rev(void) -{ - u32 rev; - char *srev; - - rev = __raw_readl(MX35_IO_ADDRESS(MX35_IIM_BASE_ADDR + MXC_IIMSREV)); - switch (rev) { - case 0x00: - mx35_cpu_rev = IMX_CHIP_REVISION_1_0; - srev = "1.0"; - break; - case 0x10: - mx35_cpu_rev = IMX_CHIP_REVISION_2_0; - srev = "2.0"; - break; - case 0x11: - mx35_cpu_rev = IMX_CHIP_REVISION_2_1; - srev = "2.1"; - break; - default: - mx35_cpu_rev = IMX_CHIP_REVISION_UNKNOWN; - srev = "unknown"; - } - - printk(KERN_INFO "CPU identified as i.MX35, silicon rev %s\n", srev); -} |