From cfca8b539f53114fb6a6de091987a984c8013d96 Mon Sep 17 00:00:00 2001 From: Paulius Zaleckas Date: Fri, 14 Nov 2008 11:01:38 +0100 Subject: patch-mxc-add-ARCH_MX1 Adds MX1 architecture to platform MXC. It will supersede mach-imx and let it die. Signed-off-by: Paulius Zaleckas Signed-off-by: Darius Augulis Signed-off-by: Sascha Hauer --- arch/arm/mach-mx1/mx1ads.c | 148 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 148 insertions(+) create mode 100644 arch/arm/mach-mx1/mx1ads.c (limited to 'arch/arm/mach-mx1/mx1ads.c') diff --git a/arch/arm/mach-mx1/mx1ads.c b/arch/arm/mach-mx1/mx1ads.c new file mode 100644 index 00000000000..2e4b185fe4a --- /dev/null +++ b/arch/arm/mach-mx1/mx1ads.c @@ -0,0 +1,148 @@ +/* + * arch/arm/mach-imx/mx1ads.c + * + * Initially based on: + * linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c + * Copyright (c) 2004 Sascha Hauer + * + * 2004 (c) MontaVista Software, Inc. + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include "devices.h" + +/* + * UARTs platform data + */ +static int mxc_uart1_pins[] = { + PC9_PF_UART1_CTS, + PC10_PF_UART1_RTS, + PC11_PF_UART1_TXD, + PC12_PF_UART1_RXD, +}; + +static int uart1_mxc_init(struct platform_device *pdev) +{ + return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, + ARRAY_SIZE(mxc_uart1_pins), "UART1"); +} + +static int uart1_mxc_exit(struct platform_device *pdev) +{ + mxc_gpio_release_multiple_pins(mxc_uart1_pins, + ARRAY_SIZE(mxc_uart1_pins)); + return 0; +} + +static int mxc_uart2_pins[] = { + PB28_PF_UART2_CTS, + PB29_PF_UART2_RTS, + PB30_PF_UART2_TXD, + PB31_PF_UART2_RXD, +}; + +static int uart2_mxc_init(struct platform_device *pdev) +{ + return mxc_gpio_setup_multiple_pins(mxc_uart2_pins, + ARRAY_SIZE(mxc_uart2_pins), "UART2"); +} + +static int uart2_mxc_exit(struct platform_device *pdev) +{ + mxc_gpio_release_multiple_pins(mxc_uart2_pins, + ARRAY_SIZE(mxc_uart2_pins)); + return 0; +} + +static struct imxuart_platform_data uart_pdata[] = { + { + .init = uart1_mxc_init, + .exit = uart1_mxc_exit, + .flags = IMXUART_HAVE_RTSCTS, + }, { + .init = uart2_mxc_init, + .exit = uart2_mxc_exit, + .flags = IMXUART_HAVE_RTSCTS, + }, +}; + +/* + * Physmap flash + */ + +static struct physmap_flash_data mx1ads_flash_data = { + .width = 4, /* bankwidth in bytes */ +}; + +static struct resource flash_resource = { + .start = IMX_CS0_PHYS, + .end = IMX_CS0_PHYS + SZ_32M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device flash_device = { + .name = "physmap-flash", + .id = 0, + .resource = &flash_resource, + .num_resources = 1, +}; + +/* + * Board init + */ +static void __init mx1ads_init(void) +{ + /* UART */ + mxc_register_device(&imx_uart1_device, &uart_pdata[0]); + mxc_register_device(&imx_uart2_device, &uart_pdata[1]); + + /* Physmap flash */ + mxc_register_device(&flash_device, &mx1ads_flash_data); +} + +static void __init mx1ads_timer_init(void) +{ + mxc_clocks_init(32000); + mxc_timer_init("gpt_clk"); +} + +struct sys_timer mx1ads_timer = { + .init = mx1ads_timer_init, +}; + +MACHINE_START(MX1ADS, "Freescale MX1ADS") + /* Maintainer: Sascha Hauer, Pengutronix */ + .phys_io = IMX_IO_PHYS, + .io_pg_offst = (IMX_IO_BASE >> 18) & 0xfffc, + .boot_params = PHYS_OFFSET + 0x100, + .map_io = mxc_map_io, + .init_irq = mxc_init_irq, + .timer = &mx1ads_timer, + .init_machine = mx1ads_init, +MACHINE_END + +MACHINE_START(MXLADS, "Freescale MXLADS") + .phys_io = IMX_IO_PHYS, + .io_pg_offst = (IMX_IO_BASE >> 18) & 0xfffc, + .boot_params = PHYS_OFFSET + 0x100, + .map_io = mxc_map_io, + .init_irq = mxc_init_irq, + .timer = &mx1ads_timer, + .init_machine = mx1ads_init, +MACHINE_END -- cgit