From ce8ffef0bfd6e55d5da3923d8e9af27c3b5c4eff Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Sat, 5 Jul 2008 10:02:52 +0200 Subject: MX31: add basic pcm037 board support This patch adds basic board support for phytecs pmc037 board. Signed-off-by: Sascha Hauer --- arch/arm/mach-mx3/Kconfig | 6 +++ arch/arm/mach-mx3/Makefile | 1 + arch/arm/mach-mx3/pcm037.c | 130 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 137 insertions(+) create mode 100644 arch/arm/mach-mx3/pcm037.c (limited to 'arch/arm/mach-mx3') diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 5fe8606cac0..8b7b49a9292 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -8,5 +8,11 @@ config MACH_MX31ADS Include support for MX31ADS platform. This includes specific configurations for the board and its peripherals. +config MACH_PCM037 + bool "Support Phytec pcm037 platforms" + help + Include support for Phytec pcm037 platform. This includes + specific configurations for the board and its peripherals. + endmenu diff --git a/arch/arm/mach-mx3/Makefile b/arch/arm/mach-mx3/Makefile index 562c75d2e37..b09ca608349 100644 --- a/arch/arm/mach-mx3/Makefile +++ b/arch/arm/mach-mx3/Makefile @@ -6,3 +6,4 @@ obj-y := mm.o clock.o devices.o iomux.o obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o +obj-$(CONFIG_MACH_PCM037) += pcm037.o diff --git a/arch/arm/mach-mx3/pcm037.c b/arch/arm/mach-mx3/pcm037.c new file mode 100644 index 00000000000..a34ae6de266 --- /dev/null +++ b/arch/arm/mach-mx3/pcm037.c @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2008 Sascha Hauer, Pengutronix + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static struct physmap_flash_data pcm037_flash_data = { + .width = 2, +}; + +static struct resource pcm037_flash_resource = { + .start = 0xa0000000, + .end = 0xa1ffffff, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device pcm037_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &pcm037_flash_data, + }, + .resource = &pcm037_flash_resource, + .num_resources = 1, +}; + +static struct imxuart_platform_data uart_pdata = { + .flags = 0, +}; + +static struct platform_device *devices[] __initdata = { + &pcm037_flash, +}; + +/* + * Board specific initialization. + */ +static void __init mxc_board_init(void) +{ + platform_add_devices(devices, ARRAY_SIZE(devices)); + + mxc_iomux_mode(MX31_PIN_CTS1__CTS1); + mxc_iomux_mode(MX31_PIN_RTS1__RTS1); + mxc_iomux_mode(MX31_PIN_TXD1__TXD1); + mxc_iomux_mode(MX31_PIN_RXD1__RXD1); + + imx_init_uart(0, &uart_pdata); + + mxc_iomux_mode(MX31_PIN_CSPI3_MOSI__RXD3); + mxc_iomux_mode(MX31_PIN_CSPI3_MISO__TXD3); + + imx_init_uart(2, &uart_pdata); +} + +/* + * This structure defines static mappings for the pcm037 board. + */ +static struct map_desc pcm037_io_desc[] __initdata = { + { + .virtual = AIPS1_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(AIPS1_BASE_ADDR), + .length = AIPS1_SIZE, + .type = MT_DEVICE + }, { + .virtual = AIPS2_BASE_ADDR_VIRT, + .pfn = __phys_to_pfn(AIPS2_BASE_ADDR), + .length = AIPS2_SIZE, + .type = MT_DEVICE + }, +}; + +/* + * Set up static virtual mappings. + */ +void __init pcm037_map_io(void) +{ + mxc_map_io(); + iotable_init(pcm037_io_desc, ARRAY_SIZE(pcm037_io_desc)); +} + +static void __init pcm037_timer_init(void) +{ + mxc_clocks_init(26000000); + mxc_timer_init("ipg_clk.0"); +} + +struct sys_timer pcm037_timer = { + .init = pcm037_timer_init, +}; + +MACHINE_START(PCM037, "Phytec Phycore pcm037") + /* Maintainer: Pengutronix */ + .phys_io = AIPS1_BASE_ADDR, + .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, + .boot_params = PHYS_OFFSET + 0x100, + .map_io = pcm037_map_io, + .init_irq = mxc_init_irq, + .init_machine = mxc_board_init, + .timer = &pcm037_timer, +MACHINE_END + -- cgit v1.2.3