diff options
Diffstat (limited to 'arch/arm/mach-imx/iomux-v3.c')
-rw-r--r-- | arch/arm/mach-imx/iomux-v3.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/arch/arm/mach-imx/iomux-v3.c b/arch/arm/mach-imx/iomux-v3.c deleted file mode 100644 index 8a6064da6c..0000000000 --- a/arch/arm/mach-imx/iomux-v3.c +++ /dev/null @@ -1,107 +0,0 @@ -/* - * Copyright 2004-2006 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright (C) 2008 by Sascha Hauer <kernel@pengutronix.de> - * Copyright (C) 2009 by Jan Weitzel Phytec Messtechnik GmbH, - * <armlinux@phytec.de> - * - * 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. - * - */ -#include <common.h> -#include <init.h> -#include <io.h> -#include <mach/iomux-v3.h> - -static void __iomem *base; - -/* - * configures a single pad in the iomuxer - */ -int mxc_iomux_v3_setup_pad(iomux_v3_cfg_t pad) -{ - u32 mux_ctrl_ofs = (pad & MUX_CTRL_OFS_MASK) >> MUX_CTRL_OFS_SHIFT; - u32 mux_mode = (pad & MUX_MODE_MASK) >> MUX_MODE_SHIFT; - u32 sel_input_ofs = (pad & MUX_SEL_INPUT_OFS_MASK) >> MUX_SEL_INPUT_OFS_SHIFT; - u32 sel_input = (pad & MUX_SEL_INPUT_MASK) >> MUX_SEL_INPUT_SHIFT; - u32 pad_ctrl_ofs = (pad & MUX_PAD_CTRL_OFS_MASK) >> MUX_PAD_CTRL_OFS_SHIFT; - u32 pad_ctrl = (pad & MUX_PAD_CTRL_MASK) >> MUX_PAD_CTRL_SHIFT; - - if (!base) - return -EINVAL; - - debug("%s: mux 0x%08x -> 0x%04x pad: 0x%08x -> 0x%04x sel_inp: 0x%08x -> 0x%04x\n", - __func__, mux_mode, mux_ctrl_ofs, pad_ctrl, pad_ctrl_ofs, sel_input, - sel_input_ofs); - - if (mux_ctrl_ofs) - __raw_writel(mux_mode, base + mux_ctrl_ofs); - - if (sel_input_ofs) - __raw_writel(sel_input, base + sel_input_ofs); - - if (!(pad_ctrl & NO_PAD_CTRL) && pad_ctrl_ofs) - __raw_writel(pad_ctrl, base + pad_ctrl_ofs); - - return 0; -} -EXPORT_SYMBOL(mxc_iomux_v3_setup_pad); - - -int mxc_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t *pad_list, unsigned count) -{ - iomux_v3_cfg_t *p = pad_list; - int i; - int ret; - - for (i = 0; i < count; i++) { - ret = mxc_iomux_v3_setup_pad(*p); - if (ret) - return ret; - p++; - } - return 0; -} -EXPORT_SYMBOL(mxc_iomux_v3_setup_multiple_pads); - -static int imx_iomux_probe(struct device_d *dev) -{ - base = dev_request_mem_region(dev, 0); - - return 0; -} - -static __maybe_unused struct of_device_id imx_iomux_dt_ids[] = { - { - .compatible = "fsl,imx35-iomux", - }, { - /* sentinel */ - } -}; - -static struct platform_device_id imx_iomux_ids[] = { - { - .name = "imx35-iomux", - }, { - /* sentinel */ - }, -}; - -static struct driver_d imx_iomux_driver = { - .name = "imx-iomuxv3", - .probe = imx_iomux_probe, - .of_compatible = DRV_OF_COMPAT(imx_iomux_dt_ids), - .id_table = imx_iomux_ids, -}; - -static int imx_iomux_init(void) -{ - return platform_driver_register(&imx_iomux_driver); -} -postcore_initcall(imx_iomux_init); |