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Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/arch/arm/plat-pxa/include/plat/mfp.h

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/* SPDX-License-Identifier: GPL-2.0-only / / * arch/arm/plat-pxa/include/plat/mfp.h * * Common Multi-Function Pin Definitions * * Copyright (C) 2007 Marvell International Ltd. * * 2007-8-21: eric miao <eric.miao@marvell.com> * initial version / #ifndef __ASM_PLAT_MFP_H #define __ASM_PLAT_MFP_H #define mfp_to_gpio(m) ((m) % 256) / 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_GPIO128, MFP_PIN_GPIO129, MFP_PIN_GPIO130, MFP_PIN_GPIO131, MFP_PIN_GPIO132, MFP_PIN_GPIO133, MFP_PIN_GPIO134, MFP_PIN_GPIO135, MFP_PIN_GPIO136, MFP_PIN_GPIO137, MFP_PIN_GPIO138, MFP_PIN_GPIO139, MFP_PIN_GPIO140, MFP_PIN_GPIO141, MFP_PIN_GPIO142, MFP_PIN_GPIO143, MFP_PIN_GPIO144, MFP_PIN_GPIO145, MFP_PIN_GPIO146, MFP_PIN_GPIO147, MFP_PIN_GPIO148, MFP_PIN_GPIO149, MFP_PIN_GPIO150, MFP_PIN_GPIO151, MFP_PIN_GPIO152, MFP_PIN_GPIO153, MFP_PIN_GPIO154, MFP_PIN_GPIO155, MFP_PIN_GPIO156, MFP_PIN_GPIO157, MFP_PIN_GPIO158, MFP_PIN_GPIO159, MFP_PIN_GPIO160, MFP_PIN_GPIO161, MFP_PIN_GPIO162, MFP_PIN_GPIO163, MFP_PIN_GPIO164, MFP_PIN_GPIO165, MFP_PIN_GPIO166, MFP_PIN_GPIO167, MFP_PIN_GPIO168, MFP_PIN_GPIO169, MFP_PIN_GPIO170, MFP_PIN_GPIO171, MFP_PIN_GPIO172, MFP_PIN_GPIO173, MFP_PIN_GPIO174, MFP_PIN_GPIO175, MFP_PIN_GPIO176, MFP_PIN_GPIO177, MFP_PIN_GPIO178, MFP_PIN_GPIO179, MFP_PIN_GPIO180, MFP_PIN_GPIO181, MFP_PIN_GPIO182, MFP_PIN_GPIO183, MFP_PIN_GPIO184, MFP_PIN_GPIO185, MFP_PIN_GPIO186, MFP_PIN_GPIO187, MFP_PIN_GPIO188, MFP_PIN_GPIO189, MFP_PIN_GPIO190, MFP_PIN_GPIO191, MFP_PIN_GPIO255 = 255, 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_DF_nCS0_SM_nCS2, MFP_PIN_DF_nCS1_SM_nCS3, MFP_PIN_SM_nCS0, MFP_PIN_SM_nCS1, MFP_PIN_DF_WEn, MFP_PIN_DF_REn, MFP_PIN_DF_CLE_SM_OEn, MFP_PIN_DF_ALE_SM_WEn, MFP_PIN_DF_RDY0, MFP_PIN_DF_RDY1, MFP_PIN_SM_SCLK, MFP_PIN_SM_BE0, MFP_PIN_SM_BE1, MFP_PIN_SM_ADV, MFP_PIN_SM_ADVMUX, MFP_PIN_SM_RDY, MFP_PIN_MMC1_DAT7, MFP_PIN_MMC1_DAT6, MFP_PIN_MMC1_DAT5, MFP_PIN_MMC1_DAT4, MFP_PIN_MMC1_DAT3, MFP_PIN_MMC1_DAT2, MFP_PIN_MMC1_DAT1, MFP_PIN_MMC1_DAT0, MFP_PIN_MMC1_CMD, MFP_PIN_MMC1_CLK, MFP_PIN_MMC1_CD, MFP_PIN_MMC1_WP, / additional pins on PXA930 / MFP_PIN_GSIM_UIO, MFP_PIN_GSIM_UCLK, MFP_PIN_GSIM_UDET, MFP_PIN_GSIM_nURST, MFP_PIN_PMIC_INT, MFP_PIN_RDY, / additional pins on MMP2 / MFP_PIN_TWSI1_SCL, MFP_PIN_TWSI1_SDA, MFP_PIN_TWSI4_SCL, MFP_PIN_TWSI4_SDA, MFP_PIN_CLK_REQ, 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_DEFAULT (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_INPUT (0x6 << 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_FLOAT (0x4 << 21) #define MFP_PULL_MASK (0x7 << 21) #define MFP_PULL(x) (((x) >> 21) & 0x7) #define MFP_CFG_DEFAULT (MFP_AF0 \| MFP_DS03X \| MFP_LPM_DEFAULT \|\ 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)) #if defined(CONFIG_PXA3xx) \|\| defined(CONFIG_ARCH_MMP) / * each MFP pin will have a MFPR register, since the offset of the * register varies between processors, the processor specific code * should initialize the pin offsets by mfp_init() * * mfp_init_base() - accepts a virtual base for all MFPR registers and * initialize the MFP table to a default state * * mfp_init_addr() - accepts a table of "mfp_addr_map" structure, which * represents a range of MFP pins from "start" to "end", with the offset * beginning at "offset", to define a single pin, let "end" = -1. * * use * * MFP_ADDR_X() to define a range of pins * MFP_ADDR() to define a single pin * MFP_ADDR_END to signal the end of pin offset definitions / struct mfp_addr_map { unsigned int start; unsigned int end; unsigned long offset; }; #define MFP_ADDR_X(start, end, offset) \ { MFP_PIN_##start, MFP_PIN_##end, offset } #define MFP_ADDR(pin, offset) \ { MFP_PIN_##pin, -1, offset } #define MFP_ADDR_END { MFP_PIN_INVALID, 0 } void __init mfp_init_base(void __iomem mfpr_base); void __init mfp_init_addr(struct mfp_addr_map map); / * mfp_{read, write}() - for direct read/write access to the MFPR register * mfp_config() - for configuring a group of MFPR registers * mfp_config_lpm() - configuring all low power MFPR registers for suspend * mfp_config_run() - configuring all run time MFPR registers after resume / unsigned long mfp_read(int mfp); void mfp_write(int mfp, unsigned long mfpr_val); void mfp_config(unsigned long mfp_cfgs, int num); void mfp_config_run(void); void mfp_config_lpm(void); #endif /* CONFIG_PXA3xx \|\| CONFIG_ARCH_MMP / #endif / __ASM_PLAT_MFP_H */

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