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/* drivers/serial/msm_serial_hs_hwreg.h
*
* Copyright (c) 2007-2009, 2012-2013,The Linux Foundation. All rights reserved.
*
* All source code in this file is licensed under the following license
* except where indicated.
*
* 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.
*
* 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, you can find it at http://www.fsf.org
*/
#ifndef MSM_SERIAL_HS_HWREG_H
#define MSM_SERIAL_HS_HWREG_H
#define GSBI_CONTROL_ADDR 0x0
#define GSBI_PROTOCOL_CODE_MASK 0x30
#define GSBI_PROTOCOL_I2C_UART 0x60
#define GSBI_PROTOCOL_UART 0x40
#define GSBI_PROTOCOL_IDLE 0x0
#define TCSR_ADM_1_A_CRCI_MUX_SEL 0x78
#define TCSR_ADM_1_B_CRCI_MUX_SEL 0x7C
#define ADM1_CRCI_GSBI6_RX_SEL 0x800
#define ADM1_CRCI_GSBI6_TX_SEL 0x400
enum msm_hsl_regs {
UARTDM_MR1,
UARTDM_MR2,
UARTDM_IMR,
UARTDM_SR,
UARTDM_CR,
UARTDM_CSR,
UARTDM_IPR,
UARTDM_ISR,
UARTDM_RX_TOTAL_SNAP,
UARTDM_RFWR,
UARTDM_TFWR,
UARTDM_RF,
UARTDM_TF,
UARTDM_MISR,
UARTDM_DMRX,
UARTDM_NCF_TX,
UARTDM_DMEN,
UARTDM_BCR,
UARTDM_TXFS,
UARTDM_RXFS,
UARTDM_LAST,
};
#define UARTDM_MR1_ADDR 0x0
#define UARTDM_MR2_ADDR 0x4
/* Backward Compatability Register for UARTDM Core v1.4 */
#define UARTDM_BCR_ADDR 0xc8
/*
* UARTDM Core v1.4 STALE_IRQ_EMPTY bit defination
* Stale interrupt will fire if bit is set when RX-FIFO is empty
*/
#define UARTDM_BCR_STALE_IRQ_EMPTY 0x2
/* write only register */
#define UARTDM_CSR_115200 0xFF
#define UARTDM_CSR_57600 0xEE
#define UARTDM_CSR_38400 0xDD
#define UARTDM_CSR_28800 0xCC
#define UARTDM_CSR_19200 0xBB
#define UARTDM_CSR_14400 0xAA
#define UARTDM_CSR_9600 0x99
#define UARTDM_CSR_7200 0x88
#define UARTDM_CSR_4800 0x77
#define UARTDM_CSR_3600 0x66
#define UARTDM_CSR_2400 0x55
#define UARTDM_CSR_1200 0x44
#define UARTDM_CSR_600 0x33
#define UARTDM_CSR_300 0x22
#define UARTDM_CSR_150 0x11
#define UARTDM_CSR_75 0x00
/* write only register */
#define UARTDM_IPR_ADDR 0x18
#define UARTDM_TFWR_ADDR 0x1c
#define UARTDM_RFWR_ADDR 0x20
#define UARTDM_HCR_ADDR 0x24
#define UARTDM_DMRX_ADDR 0x34
#define UARTDM_DMEN_ADDR 0x3c
/* UART_DM_NO_CHARS_FOR_TX */
#define UARTDM_NCF_TX_ADDR 0x40
#define UARTDM_BADR_ADDR 0x44
#define UARTDM_SIM_CFG_ADDR 0x80
/* Read Only register */
#define UARTDM_TXFS_ADDR 0x4C
#define UARTDM_RXFS_ADDR 0x50
/* Register field Mask Mapping */
#define UARTDM_SR_RX_BREAK_BMSK BIT(6)
#define UARTDM_SR_PAR_FRAME_BMSK BIT(5)
#define UARTDM_SR_OVERRUN_BMSK BIT(4)
#define UARTDM_SR_TXEMT_BMSK BIT(3)
#define UARTDM_SR_TXRDY_BMSK BIT(2)
#define UARTDM_SR_RXRDY_BMSK BIT(0)
#define UARTDM_CR_TX_DISABLE_BMSK BIT(3)
#define UARTDM_CR_RX_DISABLE_BMSK BIT(1)
#define UARTDM_CR_TX_EN_BMSK BIT(2)
#define UARTDM_CR_RX_EN_BMSK BIT(0)
/* UARTDM_CR channel_comman bit value (register field is bits 8:4) */
#define RESET_RX 0x10
#define RESET_TX 0x20
#define RESET_ERROR_STATUS 0x30
#define RESET_BREAK_INT 0x40
#define START_BREAK 0x50
#define STOP_BREAK 0x60
#define RESET_CTS 0x70
#define RESET_STALE_INT 0x80
#define RFR_LOW 0xD0
#define RFR_HIGH 0xE0
#define CR_PROTECTION_EN 0x100
#define STALE_EVENT_ENABLE 0x500
#define STALE_EVENT_DISABLE 0x600
#define FORCE_STALE_EVENT 0x400
#define CLEAR_TX_READY 0x300
#define RESET_TX_ERROR 0x800
#define RESET_TX_DONE 0x810
/*
* UARTDM_CR BAM IFC comman bit value
* for UARTDM Core v1.4
*/
#define START_RX_BAM_IFC 0x850
#define START_TX_BAM_IFC 0x860
#define UARTDM_MR1_AUTO_RFR_LEVEL1_BMSK 0xffffff00
#define UARTDM_MR1_AUTO_RFR_LEVEL0_BMSK 0x3f
#define UARTDM_MR1_CTS_CTL_BMSK 0x40
#define UARTDM_MR1_RX_RDY_CTL_BMSK 0x80
/*
* UARTDM Core v1.4 MR2_RFR_CTS_LOOP bitmask
* Enables internal loopback between RFR_N of
* RX channel and CTS_N of TX channel.
*/
#define UARTDM_MR2_RFR_CTS_LOOP_MODE_BMSK 0x400
#define UARTDM_MR2_LOOP_MODE_BMSK 0x80
#define UARTDM_MR2_ERROR_MODE_BMSK 0x40
#define UARTDM_MR2_BITS_PER_CHAR_BMSK 0x30
#define UARTDM_MR2_RX_ZERO_CHAR_OFF 0x100
#define UARTDM_MR2_RX_ERROR_CHAR_OFF 0x200
#define UARTDM_MR2_RX_BREAK_ZERO_CHAR_OFF 0x100
#define UARTDM_MR2_BITS_PER_CHAR_8 (0x3 << 4)
/* bits per character configuration */
#define FIVE_BPC (0 << 4)
#define SIX_BPC (1 << 4)
#define SEVEN_BPC (2 << 4)
#define EIGHT_BPC (3 << 4)
#define UARTDM_MR2_STOP_BIT_LEN_BMSK 0xc
#define STOP_BIT_ONE (1 << 2)
#define STOP_BIT_TWO (3 << 2)
#define UARTDM_MR2_PARITY_MODE_BMSK 0x3
/* Parity configuration */
#define NO_PARITY 0x0
#define EVEN_PARITY 0x2
#define ODD_PARITY 0x1
#define SPACE_PARITY 0x3
#define UARTDM_IPR_STALE_TIMEOUT_MSB_BMSK 0xffffff80
#define UARTDM_IPR_STALE_LSB_BMSK 0x1f
/* These can be used for both ISR and IMR register */
#define UARTDM_ISR_TX_READY_BMSK BIT(7)
#define UARTDM_ISR_CURRENT_CTS_BMSK BIT(6)
#define UARTDM_ISR_DELTA_CTS_BMSK BIT(5)
#define UARTDM_ISR_RXLEV_BMSK BIT(4)
#define UARTDM_ISR_RXSTALE_BMSK BIT(3)
#define UARTDM_ISR_RXBREAK_BMSK BIT(2)
#define UARTDM_ISR_RXHUNT_BMSK BIT(1)
#define UARTDM_ISR_TXLEV_BMSK BIT(0)
/* Field definitions for UART_DM_DMEN*/
#define UARTDM_TX_DM_EN_BMSK 0x1
#define UARTDM_RX_DM_EN_BMSK 0x2
/*
* UARTDM Core v1.4 bitmask
* Bitmasks for enabling Rx and Tx BAM Interface
*/
#define UARTDM_TX_BAM_ENABLE_BMSK 0x4
#define UARTDM_RX_BAM_ENABLE_BMSK 0x8
/*
* Some of the BLSP Based UART Core(v14) existing register offsets
* are different compare to GSBI based UART Core(v13)
* Hence add the changed register offsets for UART Core v14
*/
#ifdef CONFIG_MSM_UARTDM_Core_v14
/* write only register */
#define UARTDM_CSR_ADDR 0xa0
/* write only register */
#define UARTDM_TF_ADDR 0x100
#define UARTDM_TF2_ADDR 0x104
#define UARTDM_TF3_ADDR 0x108
#define UARTDM_TF4_ADDR 0x10c
#define UARTDM_TF5_ADDR 0x110
#define UARTDM_TF6_ADDR 0x114
#define UARTDM_TF7_ADDR 0x118
#define UARTDM_TF8_ADDR 0x11c
#define UARTDM_TF9_ADDR 0x120
#define UARTDM_TF10_ADDR 0x124
#define UARTDM_TF11_ADDR 0x128
#define UARTDM_TF12_ADDR 0x12c
#define UARTDM_TF13_ADDR 0x130
#define UARTDM_TF14_ADDR 0x134
#define UARTDM_TF15_ADDR 0x138
#define UARTDM_TF16_ADDR 0x13c
/* write only register */
#define UARTDM_CR_ADDR 0xa8
/* write only register */
#define UARTDM_IMR_ADDR 0xb0
#define UARTDM_IRDA_ADDR 0xb8
/* Read Only register */
#define UARTDM_SR_ADDR 0xa4
/* Read Only register */
#define UARTDM_RF_ADDR 0x140
#define UARTDM_RF2_ADDR 0x144
#define UARTDM_RF3_ADDR 0x148
#define UARTDM_RF4_ADDR 0x14c
#define UARTDM_RF5_ADDR 0x150
#define UARTDM_RF6_ADDR 0x154
#define UARTDM_RF7_ADDR 0x158
#define UARTDM_RF8_ADDR 0x15c
#define UARTDM_RF9_ADDR 0x160
#define UARTDM_RF10_ADDR 0x164
#define UARTDM_RF11_ADDR 0x168
#define UARTDM_RF12_ADDR 0x16c
#define UARTDM_RF13_ADDR 0x170
#define UARTDM_RF14_ADDR 0x174
#define UARTDM_RF15_ADDR 0x178
#define UARTDM_RF16_ADDR 0x17c
/* Read Only register */
#define UARTDM_MISR_ADDR 0xac
/* Read Only register */
#define UARTDM_ISR_ADDR 0xb4
#define UARTDM_RX_TOTAL_SNAP_ADDR 0xbc
#else
/* Register offsets for UART Core v13 */
/* write only register */
#define UARTDM_CSR_ADDR 0x8
/* write only register */
#define UARTDM_TF_ADDR 0x70
#define UARTDM_TF2_ADDR 0x74
#define UARTDM_TF3_ADDR 0x78
#define UARTDM_TF4_ADDR 0x7c
/* write only register */
#define UARTDM_CR_ADDR 0x10
/* write only register */
#define UARTDM_IMR_ADDR 0x14
#define UARTDM_IRDA_ADDR 0x38
/* Read Only register */
#define UARTDM_SR_ADDR 0x8
/* Read Only register */
#define UARTDM_RF_ADDR 0x70
#define UARTDM_RF2_ADDR 0x74
#define UARTDM_RF3_ADDR 0x78
#define UARTDM_RF4_ADDR 0x7c
/* Read Only register */
#define UARTDM_MISR_ADDR 0x10
/* Read Only register */
#define UARTDM_ISR_ADDR 0x14
#define UARTDM_RX_TOTAL_SNAP_ADDR 0x38
#endif
#endif /* MSM_SERIAL_HS_HWREG_H */