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author | Shawn Guo <shawn.guo@linaro.org> | 2012-09-13 05:26:00 (GMT) |
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committer | Shawn Guo <shawn.guo@linaro.org> | 2012-10-15 01:18:14 (GMT) |
commit | 267dd34c47a5b046ed500be17089983dc3d8158d (patch) | |
tree | 5594b6df996133c111ed0a2139ecfa6e34ec6780 /arch/arm/plat-mxc/include/mach/iomux-v3.h | |
parent | 3ed0bcb4c5b0aba8b11e826f6fa2e189c56f8a5a (diff) | |
download | linux-fsl-qoriq-267dd34c47a5b046ed500be17089983dc3d8158d.tar.xz |
ARM: imx: move iomux drivers and headers into mach-imx
The board files in mach-imx are the only users of iomux drivers and
headers. Move them into mach-imx from plat-mxc.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/iomux-v3.h')
-rw-r--r-- | arch/arm/plat-mxc/include/mach/iomux-v3.h | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/arch/arm/plat-mxc/include/mach/iomux-v3.h b/arch/arm/plat-mxc/include/mach/iomux-v3.h deleted file mode 100644 index 2fa3b54..0000000 --- a/arch/arm/plat-mxc/include/mach/iomux-v3.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * 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. - * - * 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., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#ifndef __MACH_IOMUX_V3_H__ -#define __MACH_IOMUX_V3_H__ - -/* - * build IOMUX_PAD structure - * - * This iomux scheme is based around pads, which are the physical balls - * on the processor. - * - * - Each pad has a pad control register (IOMUXC_SW_PAD_CTRL_x) which controls - * things like driving strength and pullup/pulldown. - * - Each pad can have but not necessarily does have an output routing register - * (IOMUXC_SW_MUX_CTL_PAD_x). - * - Each pad can have but not necessarily does have an input routing register - * (IOMUXC_x_SELECT_INPUT) - * - * The three register sets do not have a fixed offset to each other, - * hence we order this table by pad control registers (which all pads - * have) and put the optional i/o routing registers into additional - * fields. - * - * The naming convention for the pad modes is MX35_PAD_<padname>__<padmode> - * If <padname> or <padmode> refers to a GPIO, it is named - * GPIO_<unit>_<num> - * - * IOMUX/PAD Bit field definitions - * - * MUX_CTRL_OFS: 0..11 (12) - * PAD_CTRL_OFS: 12..23 (12) - * SEL_INPUT_OFS: 24..35 (12) - * MUX_MODE + SION: 36..40 (5) - * PAD_CTRL + NO_PAD_CTRL: 41..57 (17) - * SEL_INP: 58..61 (4) - * reserved: 63 (1) -*/ - -typedef u64 iomux_v3_cfg_t; - -#define MUX_CTRL_OFS_SHIFT 0 -#define MUX_CTRL_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_CTRL_OFS_SHIFT) -#define MUX_PAD_CTRL_OFS_SHIFT 12 -#define MUX_PAD_CTRL_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_PAD_CTRL_OFS_SHIFT) -#define MUX_SEL_INPUT_OFS_SHIFT 24 -#define MUX_SEL_INPUT_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_SEL_INPUT_OFS_SHIFT) - -#define MUX_MODE_SHIFT 36 -#define MUX_MODE_MASK ((iomux_v3_cfg_t)0x1f << MUX_MODE_SHIFT) -#define MUX_PAD_CTRL_SHIFT 41 -#define MUX_PAD_CTRL_MASK ((iomux_v3_cfg_t)0x1ffff << MUX_PAD_CTRL_SHIFT) -#define MUX_SEL_INPUT_SHIFT 58 -#define MUX_SEL_INPUT_MASK ((iomux_v3_cfg_t)0xf << MUX_SEL_INPUT_SHIFT) - -#define MUX_PAD_CTRL(x) ((iomux_v3_cfg_t)(x) << MUX_PAD_CTRL_SHIFT) - -#define IOMUX_PAD(_pad_ctrl_ofs, _mux_ctrl_ofs, _mux_mode, _sel_input_ofs, \ - _sel_input, _pad_ctrl) \ - (((iomux_v3_cfg_t)(_mux_ctrl_ofs) << MUX_CTRL_OFS_SHIFT) | \ - ((iomux_v3_cfg_t)(_mux_mode) << MUX_MODE_SHIFT) | \ - ((iomux_v3_cfg_t)(_pad_ctrl_ofs) << MUX_PAD_CTRL_OFS_SHIFT) | \ - ((iomux_v3_cfg_t)(_pad_ctrl) << MUX_PAD_CTRL_SHIFT) | \ - ((iomux_v3_cfg_t)(_sel_input_ofs) << MUX_SEL_INPUT_OFS_SHIFT) | \ - ((iomux_v3_cfg_t)(_sel_input) << MUX_SEL_INPUT_SHIFT)) - -#define NEW_PAD_CTRL(cfg, pad) (((cfg) & ~MUX_PAD_CTRL_MASK) | MUX_PAD_CTRL(pad)) -/* - * Use to set PAD control - */ - -#define NO_PAD_CTRL (1 << 16) -#define PAD_CTL_DVS (1 << 13) -#define PAD_CTL_HYS (1 << 8) - -#define PAD_CTL_PKE (1 << 7) -#define PAD_CTL_PUE (1 << 6 | PAD_CTL_PKE) -#define PAD_CTL_PUS_100K_DOWN (0 << 4 | PAD_CTL_PUE) -#define PAD_CTL_PUS_47K_UP (1 << 4 | PAD_CTL_PUE) -#define PAD_CTL_PUS_100K_UP (2 << 4 | PAD_CTL_PUE) -#define PAD_CTL_PUS_22K_UP (3 << 4 | PAD_CTL_PUE) - -#define PAD_CTL_ODE (1 << 3) - -#define PAD_CTL_DSE_LOW (0 << 1) -#define PAD_CTL_DSE_MED (1 << 1) -#define PAD_CTL_DSE_HIGH (2 << 1) -#define PAD_CTL_DSE_MAX (3 << 1) - -#define PAD_CTL_SRE_FAST (1 << 0) -#define PAD_CTL_SRE_SLOW (0 << 0) - -#define IOMUX_CONFIG_SION (0x1 << 4) - -#define MX51_NUM_GPIO_PORT 4 - -#define GPIO_PIN_MASK 0x1f - -#define GPIO_PORT_SHIFT 5 -#define GPIO_PORT_MASK (0x7 << GPIO_PORT_SHIFT) - -#define GPIO_PORTA (0 << GPIO_PORT_SHIFT) -#define GPIO_PORTB (1 << GPIO_PORT_SHIFT) -#define GPIO_PORTC (2 << GPIO_PORT_SHIFT) -#define GPIO_PORTD (3 << GPIO_PORT_SHIFT) -#define GPIO_PORTE (4 << GPIO_PORT_SHIFT) -#define GPIO_PORTF (5 << GPIO_PORT_SHIFT) - -/* - * setups a single pad in the iomuxer - */ -int mxc_iomux_v3_setup_pad(iomux_v3_cfg_t pad); - -/* - * setups mutliple pads - * convenient way to call the above function with tables - */ -int mxc_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t *pad_list, unsigned count); - -/* - * Initialise the iomux controller - */ -void mxc_iomux_v3_init(void __iomem *iomux_v3_base); - -#endif /* __MACH_IOMUX_V3_H__*/ - |