From 550a7375fe720924241f0eb76e4a5c1a3eb8c32f Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Thu, 24 Jul 2008 12:27:36 +0300 Subject: USB: Add MUSB and TUSB support This patch adds support for MUSB and TUSB controllers integrated into omap2430 and davinci. It also adds support for external tusb6010 controller. Cc: David Brownell Cc: Tony Lindgren Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/musb/tusb6010.h | 402 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 402 insertions(+) create mode 100644 drivers/usb/musb/tusb6010.h (limited to 'drivers/usb/musb/tusb6010.h') diff --git a/drivers/usb/musb/tusb6010.h b/drivers/usb/musb/tusb6010.h new file mode 100644 index 00000000000..db6dad0750a --- /dev/null +++ b/drivers/usb/musb/tusb6010.h @@ -0,0 +1,402 @@ +/* + * Definitions for TUSB6010 USB 2.0 OTG Dual Role controller + * + * Copyright (C) 2006 Nokia Corporation + * Jarkko Nikula + * Tony Lindgren + * + * 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 __TUSB6010_H__ +#define __TUSB6010_H__ + +extern u8 tusb_get_revision(struct musb *musb); + +#ifdef CONFIG_USB_TUSB6010 +#define musb_in_tusb() 1 +#else +#define musb_in_tusb() 0 +#endif + +#ifdef CONFIG_USB_TUSB_OMAP_DMA +#define tusb_dma_omap() 1 +#else +#define tusb_dma_omap() 0 +#endif + +/* VLYNQ control register. 32-bit at offset 0x000 */ +#define TUSB_VLYNQ_CTRL 0x004 + +/* Mentor Graphics OTG core registers. 8,- 16- and 32-bit at offset 0x400 */ +#define TUSB_BASE_OFFSET 0x400 + +/* FIFO registers 32-bit at offset 0x600 */ +#define TUSB_FIFO_BASE 0x600 + +/* Device System & Control registers. 32-bit at offset 0x800 */ +#define TUSB_SYS_REG_BASE 0x800 + +#define TUSB_DEV_CONF (TUSB_SYS_REG_BASE + 0x000) +#define TUSB_DEV_CONF_USB_HOST_MODE (1 << 16) +#define TUSB_DEV_CONF_PROD_TEST_MODE (1 << 15) +#define TUSB_DEV_CONF_SOFT_ID (1 << 1) +#define TUSB_DEV_CONF_ID_SEL (1 << 0) + +#define TUSB_PHY_OTG_CTRL_ENABLE (TUSB_SYS_REG_BASE + 0x004) +#define TUSB_PHY_OTG_CTRL (TUSB_SYS_REG_BASE + 0x008) +#define TUSB_PHY_OTG_CTRL_WRPROTECT (0xa5 << 24) +#define TUSB_PHY_OTG_CTRL_OTG_ID_PULLUP (1 << 23) +#define TUSB_PHY_OTG_CTRL_OTG_VBUS_DET_EN (1 << 19) +#define TUSB_PHY_OTG_CTRL_OTG_SESS_END_EN (1 << 18) +#define TUSB_PHY_OTG_CTRL_TESTM2 (1 << 17) +#define TUSB_PHY_OTG_CTRL_TESTM1 (1 << 16) +#define TUSB_PHY_OTG_CTRL_TESTM0 (1 << 15) +#define TUSB_PHY_OTG_CTRL_TX_DATA2 (1 << 14) +#define TUSB_PHY_OTG_CTRL_TX_GZ2 (1 << 13) +#define TUSB_PHY_OTG_CTRL_TX_ENABLE2 (1 << 12) +#define TUSB_PHY_OTG_CTRL_DM_PULLDOWN (1 << 11) +#define TUSB_PHY_OTG_CTRL_DP_PULLDOWN (1 << 10) +#define TUSB_PHY_OTG_CTRL_OSC_EN (1 << 9) +#define TUSB_PHY_OTG_CTRL_PHYREF_CLKSEL(v) (((v) & 3) << 7) +#define TUSB_PHY_OTG_CTRL_PD (1 << 6) +#define TUSB_PHY_OTG_CTRL_PLL_ON (1 << 5) +#define TUSB_PHY_OTG_CTRL_EXT_RPU (1 << 4) +#define TUSB_PHY_OTG_CTRL_PWR_GOOD (1 << 3) +#define TUSB_PHY_OTG_CTRL_RESET (1 << 2) +#define TUSB_PHY_OTG_CTRL_SUSPENDM (1 << 1) +#define TUSB_PHY_OTG_CTRL_CLK_MODE (1 << 0) + +/*OTG status register */ +#define TUSB_DEV_OTG_STAT (TUSB_SYS_REG_BASE + 0x00c) +#define TUSB_DEV_OTG_STAT_PWR_CLK_GOOD (1 << 8) +#define TUSB_DEV_OTG_STAT_SESS_END (1 << 7) +#define TUSB_DEV_OTG_STAT_SESS_VALID (1 << 6) +#define TUSB_DEV_OTG_STAT_VBUS_VALID (1 << 5) +#define TUSB_DEV_OTG_STAT_VBUS_SENSE (1 << 4) +#define TUSB_DEV_OTG_STAT_ID_STATUS (1 << 3) +#define TUSB_DEV_OTG_STAT_HOST_DISCON (1 << 2) +#define TUSB_DEV_OTG_STAT_LINE_STATE (3 << 0) +#define TUSB_DEV_OTG_STAT_DP_ENABLE (1 << 1) +#define TUSB_DEV_OTG_STAT_DM_ENABLE (1 << 0) + +#define TUSB_DEV_OTG_TIMER (TUSB_SYS_REG_BASE + 0x010) +# define TUSB_DEV_OTG_TIMER_ENABLE (1 << 31) +# define TUSB_DEV_OTG_TIMER_VAL(v) ((v) & 0x07ffffff) +#define TUSB_PRCM_REV (TUSB_SYS_REG_BASE + 0x014) + +/* PRCM configuration register */ +#define TUSB_PRCM_CONF (TUSB_SYS_REG_BASE + 0x018) +#define TUSB_PRCM_CONF_SFW_CPEN (1 << 24) +#define TUSB_PRCM_CONF_SYS_CLKSEL(v) (((v) & 3) << 16) + +/* PRCM management register */ +#define TUSB_PRCM_MNGMT (TUSB_SYS_REG_BASE + 0x01c) +#define TUSB_PRCM_MNGMT_SRP_FIX_TIMER(v) (((v) & 0xf) << 25) +#define TUSB_PRCM_MNGMT_SRP_FIX_EN (1 << 24) +#define TUSB_PRCM_MNGMT_VBUS_VALID_TIMER(v) (((v) & 0xf) << 20) +#define TUSB_PRCM_MNGMT_VBUS_VALID_FLT_EN (1 << 19) +#define TUSB_PRCM_MNGMT_DFT_CLK_DIS (1 << 18) +#define TUSB_PRCM_MNGMT_VLYNQ_CLK_DIS (1 << 17) +#define TUSB_PRCM_MNGMT_OTG_SESS_END_EN (1 << 10) +#define TUSB_PRCM_MNGMT_OTG_VBUS_DET_EN (1 << 9) +#define TUSB_PRCM_MNGMT_OTG_ID_PULLUP (1 << 8) +#define TUSB_PRCM_MNGMT_15_SW_EN (1 << 4) +#define TUSB_PRCM_MNGMT_33_SW_EN (1 << 3) +#define TUSB_PRCM_MNGMT_5V_CPEN (1 << 2) +#define TUSB_PRCM_MNGMT_PM_IDLE (1 << 1) +#define TUSB_PRCM_MNGMT_DEV_IDLE (1 << 0) + +/* Wake-up source clear and mask registers */ +#define TUSB_PRCM_WAKEUP_SOURCE (TUSB_SYS_REG_BASE + 0x020) +#define TUSB_PRCM_WAKEUP_CLEAR (TUSB_SYS_REG_BASE + 0x028) +#define TUSB_PRCM_WAKEUP_MASK (TUSB_SYS_REG_BASE + 0x02c) +#define TUSB_PRCM_WAKEUP_RESERVED_BITS (0xffffe << 13) +#define TUSB_PRCM_WGPIO_7 (1 << 12) +#define TUSB_PRCM_WGPIO_6 (1 << 11) +#define TUSB_PRCM_WGPIO_5 (1 << 10) +#define TUSB_PRCM_WGPIO_4 (1 << 9) +#define TUSB_PRCM_WGPIO_3 (1 << 8) +#define TUSB_PRCM_WGPIO_2 (1 << 7) +#define TUSB_PRCM_WGPIO_1 (1 << 6) +#define TUSB_PRCM_WGPIO_0 (1 << 5) +#define TUSB_PRCM_WHOSTDISCON (1 << 4) /* Host disconnect */ +#define TUSB_PRCM_WBUS (1 << 3) /* USB bus resume */ +#define TUSB_PRCM_WNORCS (1 << 2) /* NOR chip select */ +#define TUSB_PRCM_WVBUS (1 << 1) /* OTG PHY VBUS */ +#define TUSB_PRCM_WID (1 << 0) /* OTG PHY ID detect */ + +#define TUSB_PULLUP_1_CTRL (TUSB_SYS_REG_BASE + 0x030) +#define TUSB_PULLUP_2_CTRL (TUSB_SYS_REG_BASE + 0x034) +#define TUSB_INT_CTRL_REV (TUSB_SYS_REG_BASE + 0x038) +#define TUSB_INT_CTRL_CONF (TUSB_SYS_REG_BASE + 0x03c) +#define TUSB_USBIP_INT_SRC (TUSB_SYS_REG_BASE + 0x040) +#define TUSB_USBIP_INT_SET (TUSB_SYS_REG_BASE + 0x044) +#define TUSB_USBIP_INT_CLEAR (TUSB_SYS_REG_BASE + 0x048) +#define TUSB_USBIP_INT_MASK (TUSB_SYS_REG_BASE + 0x04c) +#define TUSB_DMA_INT_SRC (TUSB_SYS_REG_BASE + 0x050) +#define TUSB_DMA_INT_SET (TUSB_SYS_REG_BASE + 0x054) +#define TUSB_DMA_INT_CLEAR (TUSB_SYS_REG_BASE + 0x058) +#define TUSB_DMA_INT_MASK (TUSB_SYS_REG_BASE + 0x05c) +#define TUSB_GPIO_INT_SRC (TUSB_SYS_REG_BASE + 0x060) +#define TUSB_GPIO_INT_SET (TUSB_SYS_REG_BASE + 0x064) +#define TUSB_GPIO_INT_CLEAR (TUSB_SYS_REG_BASE + 0x068) +#define TUSB_GPIO_INT_MASK (TUSB_SYS_REG_BASE + 0x06c) + +/* NOR flash interrupt source registers */ +#define TUSB_INT_SRC (TUSB_SYS_REG_BASE + 0x070) +#define TUSB_INT_SRC_SET (TUSB_SYS_REG_BASE + 0x074) +#define TUSB_INT_SRC_CLEAR (TUSB_SYS_REG_BASE + 0x078) +#define TUSB_INT_MASK (TUSB_SYS_REG_BASE + 0x07c) +#define TUSB_INT_SRC_TXRX_DMA_DONE (1 << 24) +#define TUSB_INT_SRC_USB_IP_CORE (1 << 17) +#define TUSB_INT_SRC_OTG_TIMEOUT (1 << 16) +#define TUSB_INT_SRC_VBUS_SENSE_CHNG (1 << 15) +#define TUSB_INT_SRC_ID_STATUS_CHNG (1 << 14) +#define TUSB_INT_SRC_DEV_WAKEUP (1 << 13) +#define TUSB_INT_SRC_DEV_READY (1 << 12) +#define TUSB_INT_SRC_USB_IP_TX (1 << 9) +#define TUSB_INT_SRC_USB_IP_RX (1 << 8) +#define TUSB_INT_SRC_USB_IP_VBUS_ERR (1 << 7) +#define TUSB_INT_SRC_USB_IP_VBUS_REQ (1 << 6) +#define TUSB_INT_SRC_USB_IP_DISCON (1 << 5) +#define TUSB_INT_SRC_USB_IP_CONN (1 << 4) +#define TUSB_INT_SRC_USB_IP_SOF (1 << 3) +#define TUSB_INT_SRC_USB_IP_RST_BABBLE (1 << 2) +#define TUSB_INT_SRC_USB_IP_RESUME (1 << 1) +#define TUSB_INT_SRC_USB_IP_SUSPEND (1 << 0) + +/* NOR flash interrupt registers reserved bits. Must be written as 0 */ +#define TUSB_INT_MASK_RESERVED_17 (0x3fff << 17) +#define TUSB_INT_MASK_RESERVED_13 (1 << 13) +#define TUSB_INT_MASK_RESERVED_8 (0xf << 8) +#define TUSB_INT_SRC_RESERVED_26 (0x1f << 26) +#define TUSB_INT_SRC_RESERVED_18 (0x3f << 18) +#define TUSB_INT_SRC_RESERVED_10 (0x03 << 10) + +/* Reserved bits for NOR flash interrupt mask and clear register */ +#define TUSB_INT_MASK_RESERVED_BITS (TUSB_INT_MASK_RESERVED_17 | \ + TUSB_INT_MASK_RESERVED_13 | \ + TUSB_INT_MASK_RESERVED_8) + +/* Reserved bits for NOR flash interrupt status register */ +#define TUSB_INT_SRC_RESERVED_BITS (TUSB_INT_SRC_RESERVED_26 | \ + TUSB_INT_SRC_RESERVED_18 | \ + TUSB_INT_SRC_RESERVED_10) + +#define TUSB_GPIO_REV (TUSB_SYS_REG_BASE + 0x080) +#define TUSB_GPIO_CONF (TUSB_SYS_REG_BASE + 0x084) +#define TUSB_DMA_CTRL_REV (TUSB_SYS_REG_BASE + 0x100) +#define TUSB_DMA_REQ_CONF (TUSB_SYS_REG_BASE + 0x104) +#define TUSB_EP0_CONF (TUSB_SYS_REG_BASE + 0x108) +#define TUSB_DMA_EP_MAP (TUSB_SYS_REG_BASE + 0x148) + +/* Offsets from each ep base register */ +#define TUSB_EP_TX_OFFSET 0x10c /* EP_IN in docs */ +#define TUSB_EP_RX_OFFSET 0x14c /* EP_OUT in docs */ +#define TUSB_EP_MAX_PACKET_SIZE_OFFSET 0x188 + +#define TUSB_WAIT_COUNT (TUSB_SYS_REG_BASE + 0x1c8) +#define TUSB_SCRATCH_PAD (TUSB_SYS_REG_BASE + 0x1c4) +#define TUSB_PROD_TEST_RESET (TUSB_SYS_REG_BASE + 0x1d8) + +/* Device System & Control register bitfields */ +#define TUSB_INT_CTRL_CONF_INT_RELCYC(v) (((v) & 0x7) << 18) +#define TUSB_INT_CTRL_CONF_INT_POLARITY (1 << 17) +#define TUSB_INT_CTRL_CONF_INT_MODE (1 << 16) +#define TUSB_GPIO_CONF_DMAREQ(v) (((v) & 0x3f) << 24) +#define TUSB_DMA_REQ_CONF_BURST_SIZE(v) (((v) & 3) << 26) +#define TUSB_DMA_REQ_CONF_DMA_REQ_EN(v) (((v) & 0x3f) << 20) +#define TUSB_DMA_REQ_CONF_DMA_REQ_ASSER(v) (((v) & 0xf) << 16) +#define TUSB_EP0_CONFIG_SW_EN (1 << 8) +#define TUSB_EP0_CONFIG_DIR_TX (1 << 7) +#define TUSB_EP0_CONFIG_XFR_SIZE(v) ((v) & 0x7f) +#define TUSB_EP_CONFIG_SW_EN (1 << 31) +#define TUSB_EP_CONFIG_XFR_SIZE(v) ((v) & 0x7fffffff) +#define TUSB_PROD_TEST_RESET_VAL 0xa596 +#define TUSB_EP_FIFO(ep) (TUSB_FIFO_BASE + (ep) * 0x20) + +#define TUSB_DIDR1_LO (TUSB_SYS_REG_BASE + 0x1f8) +#define TUSB_DIDR1_HI (TUSB_SYS_REG_BASE + 0x1fc) +#define TUSB_DIDR1_HI_CHIP_REV(v) (((v) >> 17) & 0xf) +#define TUSB_DIDR1_HI_REV_20 0 +#define TUSB_DIDR1_HI_REV_30 1 +#define TUSB_DIDR1_HI_REV_31 2 + +#define TUSB_REV_10 0x10 +#define TUSB_REV_20 0x20 +#define TUSB_REV_30 0x30 +#define TUSB_REV_31 0x31 + +/*----------------------------------------------------------------------------*/ + +#ifdef CONFIG_USB_TUSB6010 + +/* configuration parameters specific to this silicon */ + +/* Number of Tx endpoints. Legal values are 1 - 16 (this value includes EP0) */ +#define MUSB_C_NUM_EPT 16 + +/* Number of Rx endpoints. Legal values are 1 - 16 (this value includes EP0) */ +#define MUSB_C_NUM_EPR 16 + +/* Endpoint 1 to 15 direction types. C_EP1_DEF is defined if either Tx endpoint + * 1 or Rx endpoint 1 are used. + */ +#define MUSB_C_EP1_DEF + +/* C_EP1_TX_DEF is defined if Tx endpoint 1 is used */ +#define MUSB_C_EP1_TX_DEF + +/* C_EP1_RX_DEF is defined if Rx endpoint 1 is used */ +#define MUSB_C_EP1_RX_DEF + +/* C_EP1_TOR_DEF is defined if Tx endpoint 1 and Rx endpoint 1 share a FIFO */ +/* #define C_EP1_TOR_DEF */ + +/* C_EP1_TAR_DEF is defined if both Tx endpoint 1 and Rx endpoint 1 are used + * and do not share a FIFO. + */ +#define MUSB_C_EP1_TAR_DEF + +/* Similarly for all other used endpoints */ +#define MUSB_C_EP2_DEF +#define MUSB_C_EP2_TX_DEF +#define MUSB_C_EP2_RX_DEF +#define MUSB_C_EP2_TAR_DEF +#define MUSB_C_EP3_DEF +#define MUSB_C_EP3_TX_DEF +#define MUSB_C_EP3_RX_DEF +#define MUSB_C_EP3_TAR_DEF +#define MUSB_C_EP4_DEF +#define MUSB_C_EP4_TX_DEF +#define MUSB_C_EP4_RX_DEF +#define MUSB_C_EP4_TAR_DEF + +/* Endpoint 1 to 15 FIFO address bits. Legal values are 3 to 13 - corresponding + * to FIFO sizes of 8 to 8192 bytes. If an Tx endpoint shares a FIFO with an Rx + * endpoint then the Rx FIFO size must be the same as the Tx FIFO size. All + * endpoints 1 to 15 must be defined, unused endpoints should be set to 2. + */ +#define MUSB_C_EP1T_BITS 5 +#define MUSB_C_EP1R_BITS 5 +#define MUSB_C_EP2T_BITS 5 +#define MUSB_C_EP2R_BITS 5 +#define MUSB_C_EP3T_BITS 3 +#define MUSB_C_EP3R_BITS 3 +#define MUSB_C_EP4T_BITS 3 +#define MUSB_C_EP4R_BITS 3 + +#define MUSB_C_EP5T_BITS 2 +#define MUSB_C_EP5R_BITS 2 +#define MUSB_C_EP6T_BITS 2 +#define MUSB_C_EP6R_BITS 2 +#define MUSB_C_EP7T_BITS 2 +#define MUSB_C_EP7R_BITS 2 +#define MUSB_C_EP8T_BITS 2 +#define MUSB_C_EP8R_BITS 2 +#define MUSB_C_EP9T_BITS 2 +#define MUSB_C_EP9R_BITS 2 +#define MUSB_C_EP10T_BITS 2 +#define MUSB_C_EP10R_BITS 2 +#define MUSB_C_EP11T_BITS 2 +#define MUSB_C_EP11R_BITS 2 +#define MUSB_C_EP12T_BITS 2 +#define MUSB_C_EP12R_BITS 2 +#define MUSB_C_EP13T_BITS 2 +#define MUSB_C_EP13R_BITS 2 +#define MUSB_C_EP14T_BITS 2 +#define MUSB_C_EP14R_BITS 2 +#define MUSB_C_EP15T_BITS 2 +#define MUSB_C_EP15R_BITS 2 + +/* Define the following constant if the USB2.0 Transceiver Macrocell data width + * is 16-bits. + */ +/* #define C_UTM_16 */ + +/* Define this constant if the CPU uses big-endian byte ordering. */ +/* #define C_BIGEND */ + +/* Define the following constant if any Tx endpoint is required to support + * multiple bulk packets. + */ +/* #define C_MP_TX */ + +/* Define the following constant if any Rx endpoint is required to support + * multiple bulk packets. + */ +/* #define C_MP_RX */ + +/* Define the following constant if any Tx endpoint is required to support high + * bandwidth ISO. + */ +/* #define C_HB_TX */ + +/* Define the following constant if any Rx endpoint is required to support high + * bandwidth ISO. + */ +/* #define C_HB_RX */ + +/* Define the following constant if software connect/disconnect control is + * required. + */ +#define MUSB_C_SOFT_CON + +/* Define the following constant if Vendor Control Registers are required. */ +/* #define C_VEND_REG */ + +/* Vendor control register widths. */ +#define MUSB_C_VCTL_BITS 4 +#define MUSB_C_VSTAT_BITS 8 + +/* Define the following constant to include a DMA controller. */ +/* #define C_DMA */ + +/* Define the following constant if 2 or more DMA channels are required. */ +/* #define C_DMA2 */ + +/* Define the following constant if 3 or more DMA channels are required. */ +/* #define C_DMA3 */ + +/* Define the following constant if 4 or more DMA channels are required. */ +/* #define C_DMA4 */ + +/* Define the following constant if 5 or more DMA channels are required. */ +/* #define C_DMA5 */ + +/* Define the following constant if 6 or more DMA channels are required. */ +/* #define C_DMA6 */ + +/* Define the following constant if 7 or more DMA channels are required. */ +/* #define C_DMA7 */ + +/* Define the following constant if 8 or more DMA channels are required. */ +/* #define C_DMA8 */ + +/* Enable Dynamic FIFO Sizing */ +#define MUSB_C_DYNFIFO_DEF + +/* Derived constants. The following constants are derived from the previous + * configuration constants + */ + +/* Total number of endpoints. Legal values are 2 - 16. This must be equal to + * the larger of C_NUM_EPT, C_NUM_EPR + */ +/* #define MUSB_C_NUM_EPS 5 */ + +/* C_EPMAX_BITS is equal to the largest endpoint FIFO word address bits */ +#define MUSB_C_EPMAX_BITS 11 + +/* C_RAM_BITS is the number of address bits required to address the RAM (32-bit + * addresses). It is defined as log2 of the sum of 2** of all the endpoint FIFO + * dword address bits (rounded up). + */ +#define MUSB_C_RAM_BITS 12 + +#endif /* CONFIG_USB_TUSB6010 */ + +#endif /* __TUSB6010_H__ */ -- cgit v1.2.3