fsl_devices.h (4261B)
1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * include/linux/fsl_devices.h 4 * 5 * Definitions for any platform device related flags or structures for 6 * Freescale processor devices 7 * 8 * Maintainer: Kumar Gala <galak@kernel.crashing.org> 9 * 10 * Copyright 2004,2012 Freescale Semiconductor, Inc 11 */ 12 13#ifndef _FSL_DEVICE_H_ 14#define _FSL_DEVICE_H_ 15 16#define FSL_UTMI_PHY_DLY 10 /*As per P1010RM, delay for UTMI 17 PHY CLK to become stable - 10ms*/ 18#define FSL_USB_PHY_CLK_TIMEOUT 10000 /* uSec */ 19 20#include <linux/types.h> 21 22/* 23 * Some conventions on how we handle peripherals on Freescale chips 24 * 25 * unique device: a platform_device entry in fsl_plat_devs[] plus 26 * associated device information in its platform_data structure. 27 * 28 * A chip is described by a set of unique devices. 29 * 30 * Each sub-arch has its own master list of unique devices and 31 * enumerates them by enum fsl_devices in a sub-arch specific header 32 * 33 * The platform data structure is broken into two parts. The 34 * first is device specific information that help identify any 35 * unique features of a peripheral. The second is any 36 * information that may be defined by the board or how the device 37 * is connected externally of the chip. 38 * 39 * naming conventions: 40 * - platform data structures: <driver>_platform_data 41 * - platform data device flags: FSL_<driver>_DEV_<FLAG> 42 * - platform data board flags: FSL_<driver>_BRD_<FLAG> 43 * 44 */ 45 46enum fsl_usb2_controller_ver { 47 FSL_USB_VER_NONE = -1, 48 FSL_USB_VER_OLD = 0, 49 FSL_USB_VER_1_6 = 1, 50 FSL_USB_VER_2_2 = 2, 51 FSL_USB_VER_2_4 = 3, 52 FSL_USB_VER_2_5 = 4, 53}; 54 55enum fsl_usb2_operating_modes { 56 FSL_USB2_MPH_HOST, 57 FSL_USB2_DR_HOST, 58 FSL_USB2_DR_DEVICE, 59 FSL_USB2_DR_OTG, 60}; 61 62enum fsl_usb2_phy_modes { 63 FSL_USB2_PHY_NONE, 64 FSL_USB2_PHY_ULPI, 65 FSL_USB2_PHY_UTMI, 66 FSL_USB2_PHY_UTMI_WIDE, 67 FSL_USB2_PHY_SERIAL, 68 FSL_USB2_PHY_UTMI_DUAL, 69}; 70 71struct clk; 72struct platform_device; 73 74struct fsl_usb2_platform_data { 75 /* board specific information */ 76 enum fsl_usb2_controller_ver controller_ver; 77 enum fsl_usb2_operating_modes operating_mode; 78 enum fsl_usb2_phy_modes phy_mode; 79 unsigned int port_enables; 80 unsigned int workaround; 81 82 int (*init)(struct platform_device *); 83 void (*exit)(struct platform_device *); 84 void __iomem *regs; /* ioremap'd register base */ 85 struct clk *clk; 86 unsigned power_budget; /* hcd->power_budget */ 87 unsigned big_endian_mmio:1; 88 unsigned big_endian_desc:1; 89 unsigned es:1; /* need USBMODE:ES */ 90 unsigned le_setup_buf:1; 91 unsigned have_sysif_regs:1; 92 unsigned invert_drvvbus:1; 93 unsigned invert_pwr_fault:1; 94 95 unsigned suspended:1; 96 unsigned already_suspended:1; 97 unsigned has_fsl_erratum_a007792:1; 98 unsigned has_fsl_erratum_14:1; 99 unsigned has_fsl_erratum_a005275:1; 100 unsigned has_fsl_erratum_a005697:1; 101 unsigned has_fsl_erratum_a006918:1; 102 unsigned check_phy_clk_valid:1; 103 104 /* register save area for suspend/resume */ 105 u32 pm_command; 106 u32 pm_status; 107 u32 pm_intr_enable; 108 u32 pm_frame_index; 109 u32 pm_segment; 110 u32 pm_frame_list; 111 u32 pm_async_next; 112 u32 pm_configured_flag; 113 u32 pm_portsc; 114 u32 pm_usbgenctrl; 115}; 116 117/* Flags in fsl_usb2_mph_platform_data */ 118#define FSL_USB2_PORT0_ENABLED 0x00000001 119#define FSL_USB2_PORT1_ENABLED 0x00000002 120 121#define FLS_USB2_WORKAROUND_ENGCM09152 (1 << 0) 122 123struct spi_device; 124 125struct fsl_spi_platform_data { 126 u32 initial_spmode; /* initial SPMODE value */ 127 s16 bus_num; 128 unsigned int flags; 129#define SPI_QE_CPU_MODE (1 << 0) /* QE CPU ("PIO") mode */ 130#define SPI_CPM_MODE (1 << 1) /* CPM/QE ("DMA") mode */ 131#define SPI_CPM1 (1 << 2) /* SPI unit is in CPM1 block */ 132#define SPI_CPM2 (1 << 3) /* SPI unit is in CPM2 block */ 133#define SPI_QE (1 << 4) /* SPI unit is in QE block */ 134 /* board specific information */ 135 u16 max_chipselect; 136 void (*cs_control)(struct spi_device *spi, bool on); 137 u32 sysclk; 138}; 139 140struct mpc8xx_pcmcia_ops { 141 void(*hw_ctrl)(int slot, int enable); 142 int(*voltage_set)(int slot, int vcc, int vpp); 143}; 144 145/* Returns non-zero if the current suspend operation would 146 * lead to a deep sleep (i.e. power removed from the core, 147 * instead of just the clock). 148 */ 149#if defined(CONFIG_PPC_83xx) && defined(CONFIG_SUSPEND) 150int fsl_deep_sleep(void); 151#else 152static inline int fsl_deep_sleep(void) { return 0; } 153#endif 154 155#endif /* _FSL_DEVICE_H_ */