diff options
author | Richard Zhao <richard.zhao@freescale.com> | 2010-12-30 11:25:05 (GMT) |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-03 08:39:29 (GMT) |
commit | 3d5a44be308203a9a192a77037fb613c2f82ed85 (patch) | |
tree | 6778faa7dd2daff0ab3d2571ea6a95f6b9cf39fe /arch/arm/mach-mx5 | |
parent | 02226a20bcfb01322d4a168f2ed6a6e4366796fd (diff) | |
download | linux-3d5a44be308203a9a192a77037fb613c2f82ed85.tar.xz |
arm: mx50: add core functions support except clock
Add core definitions and memory map, gpio, irq, iomux, uart device
support.
Signed-off-by: Richard Zhao <richard.zhao@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx5')
-rw-r--r-- | arch/arm/mach-mx5/Kconfig | 13 | ||||
-rw-r--r-- | arch/arm/mach-mx5/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-mx5/Makefile.boot | 3 | ||||
-rw-r--r-- | arch/arm/mach-mx5/devices-mx50.h | 26 | ||||
-rw-r--r-- | arch/arm/mach-mx5/mm-mx50.c | 59 |
5 files changed, 101 insertions, 1 deletions
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index 5011f42..d2e0f98 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -1,9 +1,20 @@ if ARCH_MX5 -# ARCH_MX51 is left for compatibility +# ARCH_MX51 and ARCH_MX50 are left for compatibility + +config ARCH_MX50 + bool config ARCH_MX51 bool +config SOC_IMX50 + bool + select MXC_TZIC + select ARCH_MXC_IOMUX_V3 + select ARCH_MXC_AUDMUX_V2 + select ARCH_HAS_CPUFREQ + select ARCH_MX50 + config SOC_IMX51 bool select MXC_TZIC diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile index 026cd85..e059c30 100644 --- a/arch/arm/mach-mx5/Makefile +++ b/arch/arm/mach-mx5/Makefile @@ -4,6 +4,7 @@ # Object file lists. obj-y := cpu.o mm.o clock-mx51-mx53.o devices.o +obj-$(CONFIG_SOC_IMX50) += mm-mx50.o obj-$(CONFIG_CPU_FREQ_IMX) += cpu_op-mx51.o obj-$(CONFIG_MACH_MX51_BABBAGE) += board-mx51_babbage.o diff --git a/arch/arm/mach-mx5/Makefile.boot b/arch/arm/mach-mx5/Makefile.boot index fec7cd9..854748f 100644 --- a/arch/arm/mach-mx5/Makefile.boot +++ b/arch/arm/mach-mx5/Makefile.boot @@ -1,3 +1,6 @@ + zreladdr-$(CONFIG_ARCH_MX50) := 0x70008000 +params_phys-$(CONFIG_ARCH_MX50) := 0x70000100 +initrd_phys-$(CONFIG_ARCH_MX50) := 0x70800000 zreladdr-$(CONFIG_ARCH_MX51) := 0x90008000 params_phys-$(CONFIG_ARCH_MX51) := 0x90000100 initrd_phys-$(CONFIG_ARCH_MX51) := 0x90800000 diff --git a/arch/arm/mach-mx5/devices-mx50.h b/arch/arm/mach-mx5/devices-mx50.h new file mode 100644 index 0000000..98ab074 --- /dev/null +++ b/arch/arm/mach-mx5/devices-mx50.h @@ -0,0 +1,26 @@ +/* + * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * 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. + */ + +#include <mach/mx50.h> +#include <mach/devices-common.h> + +extern const struct imx_imx_uart_1irq_data imx50_imx_uart_data[] __initconst; +#define imx50_add_imx_uart(id, pdata) \ + imx_add_imx_uart_1irq(&imx50_imx_uart_data[id], pdata) diff --git a/arch/arm/mach-mx5/mm-mx50.c b/arch/arm/mach-mx5/mm-mx50.c new file mode 100644 index 0000000..8c6540e --- /dev/null +++ b/arch/arm/mach-mx5/mm-mx50.c @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved. + * + * 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. + * + * Create static mapping between physical to virtual memory. + */ + +#include <linux/mm.h> +#include <linux/init.h> + +#include <asm/mach/map.h> + +#include <mach/hardware.h> +#include <mach/common.h> +#include <mach/iomux-v3.h> + +/* + * Define the MX50 memory map. + */ +static struct map_desc mx50_io_desc[] __initdata = { + imx_map_entry(MX50, TZIC, MT_DEVICE), + imx_map_entry(MX50, SPBA0, MT_DEVICE), + imx_map_entry(MX50, AIPS1, MT_DEVICE), + imx_map_entry(MX50, 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. + */ +void __init mx50_map_io(void) +{ + mxc_set_cpu_type(MXC_CPU_MX50); + mxc_iomux_v3_init(MX50_IO_ADDRESS(MX50_IOMUXC_BASE_ADDR)); + mxc_arch_reset_init(MX50_IO_ADDRESS(MX50_WDOG_BASE_ADDR)); + iotable_init(mx50_io_desc, ARRAY_SIZE(mx50_io_desc)); +} + +int imx50_register_gpios(void); + +void __init mx50_init_irq(void) +{ + tzic_init_irq(MX50_IO_ADDRESS(MX50_TZIC_BASE_ADDR)); + imx50_register_gpios(); +} |