From: Daniel Schaeffer Date: Wed, 3 Jun 2009 21:23:54 +0000 (-0400) Subject: mxc: Add i.MX27LITE board support X-Git-Tag: firefly_0821_release~13934^2~16^2~2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8c032ec337bdf6ca9b083345b265130a55100b69;p=firefly-linux-kernel-4.4.55.git mxc: Add i.MX27LITE board support Sascha Hauer wrote: > On Tue, Jun 02, 2009 at 04:18:42PM -0400, Daniel Schaeffer wrote: >> Add basic support for the Logic i.MX27LITE board. >> >> Signed-off-by: Daniel Schaeffer > > Besides the comment made by Fabio this looks ok to me. > > Sascha > > Fixed issues pointed out by Fabio and Magnus, and rebased to mxc-master head. Signed-off-by: Daniel Schaeffer Signed-off-by: Sascha Hauer --- diff --git a/arch/arm/mach-mx2/Kconfig b/arch/arm/mach-mx2/Kconfig index 61550443a233..c77da586b71d 100644 --- a/arch/arm/mach-mx2/Kconfig +++ b/arch/arm/mach-mx2/Kconfig @@ -59,4 +59,12 @@ config MACH_MX27_3DS help Include support for MX27PDK platform. This includes specific configurations for the board and its peripherals. + +config MACH_MX27LITE + bool "LogicPD MX27 LITEKIT platform" + depends on MACH_MX27 + help + Include support for MX27 LITEKIT platform. This includes specific + configurations for the board and its peripherals. + endif diff --git a/arch/arm/mach-mx2/Makefile b/arch/arm/mach-mx2/Makefile index d140e2dcf942..b9b1cca4e9bc 100644 --- a/arch/arm/mach-mx2/Makefile +++ b/arch/arm/mach-mx2/Makefile @@ -16,3 +16,5 @@ obj-$(CONFIG_MACH_MX27ADS) += mx27ads.o obj-$(CONFIG_MACH_PCM038) += pcm038.o obj-$(CONFIG_MACH_PCM970_BASEBOARD) += pcm970-baseboard.o obj-$(CONFIG_MACH_MX27_3DS) += mx27pdk.o +obj-$(CONFIG_MACH_MX27LITE) += mx27lite.o + diff --git a/arch/arm/mach-mx2/mx27lite.c b/arch/arm/mach-mx2/mx27lite.c new file mode 100644 index 000000000000..3ae11cb8c04b --- /dev/null +++ b/arch/arm/mach-mx2/mx27lite.c @@ -0,0 +1,95 @@ +/* + * Copyright 2007 Robert Schwebel , Pengutronix + * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) + * Copyright 2009 Daniel Schaeffer (daniel.schaeffer@timesys.com) + * + * 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 "devices.h" + +static unsigned int mx27lite_pins[] = { + /* UART1 */ + PE12_PF_UART1_TXD, + PE13_PF_UART1_RXD, + PE14_PF_UART1_CTS, + PE15_PF_UART1_RTS, + /* FEC */ + PD0_AIN_FEC_TXD0, + PD1_AIN_FEC_TXD1, + PD2_AIN_FEC_TXD2, + PD3_AIN_FEC_TXD3, + PD4_AOUT_FEC_RX_ER, + PD5_AOUT_FEC_RXD1, + PD6_AOUT_FEC_RXD2, + PD7_AOUT_FEC_RXD3, + PD8_AF_FEC_MDIO, + PD9_AIN_FEC_MDC, + PD10_AOUT_FEC_CRS, + PD11_AOUT_FEC_TX_CLK, + PD12_AOUT_FEC_RXD0, + PD13_AOUT_FEC_RX_DV, + PD14_AOUT_FEC_RX_CLK, + PD15_AOUT_FEC_COL, + PD16_AIN_FEC_TX_ER, + PF23_AIN_FEC_TX_EN, +}; + +static struct imxuart_platform_data uart_pdata = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static struct platform_device *platform_devices[] __initdata = { + &mxc_fec_device, +}; + +static void __init mx27lite_init(void) +{ + mxc_gpio_setup_multiple_pins(mx27lite_pins, ARRAY_SIZE(mx27lite_pins), + "imx27lite"); + mxc_register_device(&mxc_uart_device0, &uart_pdata); + platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); +} + +static void __init mx27lite_timer_init(void) +{ + mx27_clocks_init(26000000); +} + +static struct sys_timer mx27lite_timer = { + .init = mx27lite_timer_init, +}; + +MACHINE_START(IMX27LITE, "LogicPD i.MX27LITE") + .phys_io = AIPI_BASE_ADDR, + .io_pg_offst = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, + .boot_params = PHYS_OFFSET + 0x100, + .map_io = mx27_map_io, + .init_irq = mxc_init_irq, + .init_machine = mx27lite_init, + .timer = &mx27lite_timer, +MACHINE_END diff --git a/arch/arm/plat-mxc/include/mach/board-mx27lite.h b/arch/arm/plat-mxc/include/mach/board-mx27lite.h new file mode 100644 index 000000000000..a870f8ea2443 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/board-mx27lite.h @@ -0,0 +1,19 @@ +/* + * Copyright 2009 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 version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ASM_ARCH_MXC_BOARD_MX27LITE_H__ +#define __ASM_ARCH_MXC_BOARD_MX27LITE_H__ + +/* mandatory for CONFIG_DEBUG_LL */ + +#define MXC_LL_UART_PADDR UART1_BASE_ADDR +#define MXC_LL_UART_VADDR AIPS1_IO_ADDRESS(UART1_BASE_ADDR) + +#endif /* __ASM_ARCH_MXC_BOARD_MX27LITE_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S index e280978eef60..bbc5f6753cfb 100644 --- a/arch/arm/plat-mxc/include/mach/debug-macro.S +++ b/arch/arm/plat-mxc/include/mach/debug-macro.S @@ -48,6 +48,9 @@ #endif #ifdef CONFIG_MACH_MX35_3DS #include +#endif +#ifdef CONFIG_MACH_MX27LITE +#include #endif .macro addruart,rx mrc p15, 0, \rx, c1, c0