diff options
| author | Holger Schurig <hs4233@mail.mn-solutions.de> | 2009-01-26 16:34:52 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2009-03-13 10:33:45 +0100 |
| commit | 5512e88f3a1f1b498fd07181f14596ee117b3471 (patch) | |
| tree | c764b8ebbc0030147d7b7bf9a150a464d4d5904d | |
| parent | ccfe30a7c8329e85ae426813a1060e27e2547dd1 (diff) | |
arm/imx21: add kbuild support for the Freescale i.MX21
* adds Kconfig variables
* specifies different physical address for i.MX21 because of the
different memory layouts
* disables support for UART5/UART6 in the i.MX serial driver
(the i.MX21 doesn't have those modules)
Based on code from "Martin Fuzzey" <mfuzzey@gmail.com>
Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | arch/arm/mach-mx2/Kconfig | 13 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/Makefile.boot | 10 | ||||
| -rw-r--r-- | arch/arm/mach-mx2/serial.c | 2 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/memory.h | 5 | ||||
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/mxc.h | 4 |
5 files changed, 31 insertions, 3 deletions
diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig index 1eaa97cb716..412d2d55b08 100644 --- a/arch/arm/mach-mx2/Kconfig +++ b/arch/arm/mach-mx2/Kconfig @@ -1,12 +1,25 @@ comment "MX2 family CPU support" depends on ARCH_MX2 +choice + prompt "MX2 Type" + depends on ARCH_MX2 + default MACH_MX21 + +config MACH_MX21 + bool "i.MX21 support" + depends on ARCH_MX2 + help + This enables support for Freescale's MX2 based i.MX21 processor. + config MACH_MX27 bool "i.MX27 support" depends on ARCH_MX2 help This enables support for Freescale's MX2 based i.MX27 processor. +endchoice + comment "MX2 Platforms" depends on ARCH_MX2 diff --git a/arch/arm/mach-mx2/Makefile.boot b/arch/arm/mach-mx2/Makefile.boot index 696831dcd48..e867398a8fd 100644 --- a/arch/arm/mach-mx2/Makefile.boot +++ b/arch/arm/mach-mx2/Makefile.boot @@ -1,3 +1,7 @@ - zreladdr-y := 0xA0008000 -params_phys-y := 0xA0000100 -initrd_phys-y := 0xA0800000 +zreladdr-$(CONFIG_MACH_MX21) := 0xC0008000 +params_phys-$(CONFIG_MACH_MX21) := 0xC0000100 +initrd_phys-$(CONFIG_MACH_MX21) := 0xC0800000 + +zreladdr-$(CONFIG_MACH_MX27) := 0xA0008000 +params_phys-$(CONFIG_MACH_MX27) := 0xA0000100 +initrd_phys-$(CONFIG_MACH_MX27) := 0xA0800000 diff --git a/arch/arm/mach-mx2/serial.c b/arch/arm/mach-mx2/serial.c index 16debc296da..b9e66fb1186 100644 --- a/arch/arm/mach-mx2/serial.c +++ b/arch/arm/mach-mx2/serial.c @@ -99,6 +99,7 @@ struct platform_device mxc_uart_device3 = { .num_resources = ARRAY_SIZE(uart3), }; +#ifdef CONFIG_MACH_MX27 static struct resource uart4[] = { { .start = UART5_BASE_ADDR, @@ -136,3 +137,4 @@ struct platform_device mxc_uart_device5 = { .resource = uart5, .num_resources = ARRAY_SIZE(uart5), }; +#endif diff --git a/arch/arm/plat-mxc/include/mach/memory.h b/arch/arm/plat-mxc/include/mach/memory.h index 0b808399097..e0783e61958 100644 --- a/arch/arm/plat-mxc/include/mach/memory.h +++ b/arch/arm/plat-mxc/include/mach/memory.h @@ -14,7 +14,12 @@ #if defined CONFIG_ARCH_MX1 #define PHYS_OFFSET UL(0x08000000) #elif defined CONFIG_ARCH_MX2 +#ifdef CONFIG_MACH_MX21 +#define PHYS_OFFSET UL(0xC0000000) +#endif +#ifdef CONFIG_MACH_MX27 #define PHYS_OFFSET UL(0xA0000000) +#endif #elif defined CONFIG_ARCH_MX3 #define PHYS_OFFSET UL(0x80000000) #endif diff --git a/arch/arm/plat-mxc/include/mach/mxc.h b/arch/arm/plat-mxc/include/mach/mxc.h index f6caab06213..bbd848e004d 100644 --- a/arch/arm/plat-mxc/include/mach/mxc.h +++ b/arch/arm/plat-mxc/include/mach/mxc.h @@ -29,6 +29,10 @@ # define cpu_is_mx31() (0) #endif +#ifndef CONFIG_MACH_MX21 +# define cpu_is_mx21() (0) +#endif + #ifndef CONFIG_MACH_MX27 # define cpu_is_mx27() (0) #endif |