1 /* 2 * Copyright 2011 Freescale Semiconductor, Inc. 3 * Copyright 2011 Linaro Ltd. 4 * 5 * The code contained herein is licensed under the GNU General Public 6 * License. You may obtain a copy of the GNU General Public License 7 * Version 2 or later at the following locations: 8 * 9 * http://www.opensource.org/licenses/gpl-license.html 10 * http://www.gnu.org/copyleft/gpl.html 11 */ 12 13 #include <linux/init.h> 14 #include <asm/page.h> 15 #include <asm/sizes.h> 16 #include <asm/mach/map.h> 17 #include <mach/hardware.h> 18 19 static struct map_desc imx_lluart_desc = { 20 #ifdef CONFIG_DEBUG_IMX6Q_UART4 21 .virtual = MX6Q_IO_P2V(MX6Q_UART4_BASE_ADDR), 22 .pfn = __phys_to_pfn(MX6Q_UART4_BASE_ADDR), 23 .length = MX6Q_UART4_SIZE, 24 .type = MT_DEVICE, 25 #endif 26 }; 27 imx_lluart_map_io(void)28void __init imx_lluart_map_io(void) 29 { 30 if (imx_lluart_desc.virtual) 31 iotable_init(&imx_lluart_desc, 1); 32 } 33