| /* |
| * linux/include/asm-arm/arch-pxa/mfp.h |
| * |
| * Multi-Function Pin Definitions |
| * |
| * Copyright (C) 2007 Marvell International Ltd. |
| * |
| * 2007-8-21: eric miao <eric.miao@marvell.com> |
| * initial version |
| * |
| * 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_MFP_H |
| #define __ASM_ARCH_MFP_H |
| |
| #define mfp_to_gpio(m) ((m) % 128) |
| |
| /* list of all the configurable MFP pins */ |
| enum { |
| MFP_PIN_INVALID = -1, |
| |
| MFP_PIN_GPIO0 = 0, |
| MFP_PIN_GPIO1, |
| MFP_PIN_GPIO2, |
| MFP_PIN_GPIO3, |
| MFP_PIN_GPIO4, |
| MFP_PIN_GPIO5, |
| MFP_PIN_GPIO6, |
| MFP_PIN_GPIO7, |
| MFP_PIN_GPIO8, |
| MFP_PIN_GPIO9, |
| MFP_PIN_GPIO10, |
| MFP_PIN_GPIO11, |
| MFP_PIN_GPIO12, |
| MFP_PIN_GPIO13, |
| MFP_PIN_GPIO14, |
| MFP_PIN_GPIO15, |
| MFP_PIN_GPIO16, |
| MFP_PIN_GPIO17, |
| MFP_PIN_GPIO18, |
| MFP_PIN_GPIO19, |
| MFP_PIN_GPIO20, |
| MFP_PIN_GPIO21, |
| MFP_PIN_GPIO22, |
| MFP_PIN_GPIO23, |
| MFP_PIN_GPIO24, |
| MFP_PIN_GPIO25, |
| MFP_PIN_GPIO26, |
| MFP_PIN_GPIO27, |
| MFP_PIN_GPIO28, |
| MFP_PIN_GPIO29, |
| MFP_PIN_GPIO30, |
| MFP_PIN_GPIO31, |
| MFP_PIN_GPIO32, |
| MFP_PIN_GPIO33, |
| MFP_PIN_GPIO34, |
| MFP_PIN_GPIO35, |
| MFP_PIN_GPIO36, |
| MFP_PIN_GPIO37, |
| MFP_PIN_GPIO38, |
| MFP_PIN_GPIO39, |
| MFP_PIN_GPIO40, |
| MFP_PIN_GPIO41, |
| MFP_PIN_GPIO42, |
| MFP_PIN_GPIO43, |
| MFP_PIN_GPIO44, |
| MFP_PIN_GPIO45, |
| MFP_PIN_GPIO46, |
| MFP_PIN_GPIO47, |
| MFP_PIN_GPIO48, |
| MFP_PIN_GPIO49, |
| MFP_PIN_GPIO50, |
| MFP_PIN_GPIO51, |
| MFP_PIN_GPIO52, |
| MFP_PIN_GPIO53, |
| MFP_PIN_GPIO54, |
| MFP_PIN_GPIO55, |
| MFP_PIN_GPIO56, |
| MFP_PIN_GPIO57, |
| MFP_PIN_GPIO58, |
| MFP_PIN_GPIO59, |
| MFP_PIN_GPIO60, |
| MFP_PIN_GPIO61, |
| MFP_PIN_GPIO62, |
| MFP_PIN_GPIO63, |
| MFP_PIN_GPIO64, |
| MFP_PIN_GPIO65, |
| MFP_PIN_GPIO66, |
| MFP_PIN_GPIO67, |
| MFP_PIN_GPIO68, |
| MFP_PIN_GPIO69, |
| MFP_PIN_GPIO70, |
| MFP_PIN_GPIO71, |
| MFP_PIN_GPIO72, |
| MFP_PIN_GPIO73, |
| MFP_PIN_GPIO74, |
| MFP_PIN_GPIO75, |
| MFP_PIN_GPIO76, |
| MFP_PIN_GPIO77, |
| MFP_PIN_GPIO78, |
| MFP_PIN_GPIO79, |
| MFP_PIN_GPIO80, |
| MFP_PIN_GPIO81, |
| MFP_PIN_GPIO82, |
| MFP_PIN_GPIO83, |
| MFP_PIN_GPIO84, |
| MFP_PIN_GPIO85, |
| MFP_PIN_GPIO86, |
| MFP_PIN_GPIO87, |
| MFP_PIN_GPIO88, |
| MFP_PIN_GPIO89, |
| MFP_PIN_GPIO90, |
| MFP_PIN_GPIO91, |
| MFP_PIN_GPIO92, |
| MFP_PIN_GPIO93, |
| MFP_PIN_GPIO94, |
| MFP_PIN_GPIO95, |
| MFP_PIN_GPIO96, |
| MFP_PIN_GPIO97, |
| MFP_PIN_GPIO98, |
| MFP_PIN_GPIO99, |
| MFP_PIN_GPIO100, |
| MFP_PIN_GPIO101, |
| MFP_PIN_GPIO102, |
| MFP_PIN_GPIO103, |
| MFP_PIN_GPIO104, |
| MFP_PIN_GPIO105, |
| MFP_PIN_GPIO106, |
| MFP_PIN_GPIO107, |
| MFP_PIN_GPIO108, |
| MFP_PIN_GPIO109, |
| MFP_PIN_GPIO110, |
| MFP_PIN_GPIO111, |
| MFP_PIN_GPIO112, |
| MFP_PIN_GPIO113, |
| MFP_PIN_GPIO114, |
| MFP_PIN_GPIO115, |
| MFP_PIN_GPIO116, |
| MFP_PIN_GPIO117, |
| MFP_PIN_GPIO118, |
| MFP_PIN_GPIO119, |
| MFP_PIN_GPIO120, |
| MFP_PIN_GPIO121, |
| MFP_PIN_GPIO122, |
| MFP_PIN_GPIO123, |
| MFP_PIN_GPIO124, |
| MFP_PIN_GPIO125, |
| MFP_PIN_GPIO126, |
| MFP_PIN_GPIO127, |
| MFP_PIN_GPIO0_2, |
| MFP_PIN_GPIO1_2, |
| MFP_PIN_GPIO2_2, |
| MFP_PIN_GPIO3_2, |
| MFP_PIN_GPIO4_2, |
| MFP_PIN_GPIO5_2, |
| MFP_PIN_GPIO6_2, |
| MFP_PIN_GPIO7_2, |
| MFP_PIN_GPIO8_2, |
| MFP_PIN_GPIO9_2, |
| MFP_PIN_GPIO10_2, |
| MFP_PIN_GPIO11_2, |
| MFP_PIN_GPIO12_2, |
| MFP_PIN_GPIO13_2, |
| MFP_PIN_GPIO14_2, |
| MFP_PIN_GPIO15_2, |
| MFP_PIN_GPIO16_2, |
| MFP_PIN_GPIO17_2, |
| |
| MFP_PIN_ULPI_STP, |
| MFP_PIN_ULPI_NXT, |
| MFP_PIN_ULPI_DIR, |
| |
| MFP_PIN_nXCVREN, |
| MFP_PIN_DF_CLE_nOE, |
| MFP_PIN_DF_nADV1_ALE, |
| MFP_PIN_DF_SCLK_E, |
| MFP_PIN_DF_SCLK_S, |
| MFP_PIN_nBE0, |
| MFP_PIN_nBE1, |
| MFP_PIN_DF_nADV2_ALE, |
| MFP_PIN_DF_INT_RnB, |
| MFP_PIN_DF_nCS0, |
| MFP_PIN_DF_nCS1, |
| MFP_PIN_nLUA, |
| MFP_PIN_nLLA, |
| MFP_PIN_DF_nWE, |
| MFP_PIN_DF_ALE_nWE, |
| MFP_PIN_DF_nRE_nOE, |
| MFP_PIN_DF_ADDR0, |
| MFP_PIN_DF_ADDR1, |
| MFP_PIN_DF_ADDR2, |
| MFP_PIN_DF_ADDR3, |
| MFP_PIN_DF_IO0, |
| MFP_PIN_DF_IO1, |
| MFP_PIN_DF_IO2, |
| MFP_PIN_DF_IO3, |
| MFP_PIN_DF_IO4, |
| MFP_PIN_DF_IO5, |
| MFP_PIN_DF_IO6, |
| MFP_PIN_DF_IO7, |
| MFP_PIN_DF_IO8, |
| MFP_PIN_DF_IO9, |
| MFP_PIN_DF_IO10, |
| MFP_PIN_DF_IO11, |
| MFP_PIN_DF_IO12, |
| MFP_PIN_DF_IO13, |
| MFP_PIN_DF_IO14, |
| MFP_PIN_DF_IO15, |
| |
| MFP_PIN_MAX, |
| }; |
| |
| /* |
| * a possible MFP configuration is represented by a 32-bit integer |
| * |
| * bit 0.. 9 - MFP Pin Number (1024 Pins Maximum) |
| * bit 10..12 - Alternate Function Selection |
| * bit 13..15 - Drive Strength |
| * bit 16..18 - Low Power Mode State |
| * bit 19..20 - Low Power Mode Edge Detection |
| * bit 21..22 - Run Mode Pull State |
| * |
| * to facilitate the definition, the following macros are provided |
| * |
| * MFP_CFG_DEFAULT - default MFP configuration value, with |
| * alternate function = 0, |
| * drive strength = fast 3mA (MFP_DS03X) |
| * low power mode = default |
| * edge detection = none |
| * |
| * MFP_CFG - default MFPR value with alternate function |
| * MFP_CFG_DRV - default MFPR value with alternate function and |
| * pin drive strength |
| * MFP_CFG_LPM - default MFPR value with alternate function and |
| * low power mode |
| * MFP_CFG_X - default MFPR value with alternate function, |
| * pin drive strength and low power mode |
| */ |
| |
| typedef unsigned long mfp_cfg_t; |
| |
| #define MFP_PIN(x) ((x) & 0x3ff) |
| |
| #define MFP_AF0 (0x0 << 10) |
| #define MFP_AF1 (0x1 << 10) |
| #define MFP_AF2 (0x2 << 10) |
| #define MFP_AF3 (0x3 << 10) |
| #define MFP_AF4 (0x4 << 10) |
| #define MFP_AF5 (0x5 << 10) |
| #define MFP_AF6 (0x6 << 10) |
| #define MFP_AF7 (0x7 << 10) |
| #define MFP_AF_MASK (0x7 << 10) |
| #define MFP_AF(x) (((x) >> 10) & 0x7) |
| |
| #define MFP_DS01X (0x0 << 13) |
| #define MFP_DS02X (0x1 << 13) |
| #define MFP_DS03X (0x2 << 13) |
| #define MFP_DS04X (0x3 << 13) |
| #define MFP_DS06X (0x4 << 13) |
| #define MFP_DS08X (0x5 << 13) |
| #define MFP_DS10X (0x6 << 13) |
| #define MFP_DS13X (0x7 << 13) |
| #define MFP_DS_MASK (0x7 << 13) |
| #define MFP_DS(x) (((x) >> 13) & 0x7) |
| |
| #define MFP_LPM_INPUT (0x0 << 16) |
| #define MFP_LPM_DRIVE_LOW (0x1 << 16) |
| #define MFP_LPM_DRIVE_HIGH (0x2 << 16) |
| #define MFP_LPM_PULL_LOW (0x3 << 16) |
| #define MFP_LPM_PULL_HIGH (0x4 << 16) |
| #define MFP_LPM_FLOAT (0x5 << 16) |
| #define MFP_LPM_STATE_MASK (0x7 << 16) |
| #define MFP_LPM_STATE(x) (((x) >> 16) & 0x7) |
| |
| #define MFP_LPM_EDGE_NONE (0x0 << 19) |
| #define MFP_LPM_EDGE_RISE (0x1 << 19) |
| #define MFP_LPM_EDGE_FALL (0x2 << 19) |
| #define MFP_LPM_EDGE_BOTH (0x3 << 19) |
| #define MFP_LPM_EDGE_MASK (0x3 << 19) |
| #define MFP_LPM_EDGE(x) (((x) >> 19) & 0x3) |
| |
| #define MFP_PULL_NONE (0x0 << 21) |
| #define MFP_PULL_LOW (0x1 << 21) |
| #define MFP_PULL_HIGH (0x2 << 21) |
| #define MFP_PULL_BOTH (0x3 << 21) |
| #define MFP_PULL_MASK (0x3 << 21) |
| #define MFP_PULL(x) (((x) >> 21) & 0x3) |
| |
| #define MFP_CFG_DEFAULT (MFP_AF0 | MFP_DS03X | MFP_LPM_INPUT |\ |
| MFP_LPM_EDGE_NONE | MFP_PULL_NONE) |
| |
| #define MFP_CFG(pin, af) \ |
| ((MFP_CFG_DEFAULT & ~MFP_AF_MASK) |\ |
| (MFP_PIN(MFP_PIN_##pin) | MFP_##af)) |
| |
| #define MFP_CFG_DRV(pin, af, drv) \ |
| ((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DS_MASK)) |\ |
| (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_##drv)) |
| |
| #define MFP_CFG_LPM(pin, af, lpm) \ |
| ((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_LPM_STATE_MASK)) |\ |
| (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_LPM_##lpm)) |
| |
| #define MFP_CFG_X(pin, af, drv, lpm) \ |
| ((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DS_MASK | MFP_LPM_STATE_MASK)) |\ |
| (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_##drv | MFP_LPM_##lpm)) |
| |
| #endif /* __ASM_ARCH_MFP_H */ |
