linux/mfd/ingenic-tcu.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  * Header file for the Ingenic JZ47xx TCU driver
0004  */
0005 #ifndef __LINUX_MFD_INGENIC_TCU_H_
0006 #define __LINUX_MFD_INGENIC_TCU_H_
0007
0008 #include <linux/bitops.h>
0009
0010 #define TCU_REG_WDT_TDR     0x00
0011 #define TCU_REG_WDT_TCER    0x04
0012 #define TCU_REG_WDT_TCNT    0x08
0013 #define TCU_REG_WDT_TCSR    0x0c
0014 #define TCU_REG_TER     0x10
0015 #define TCU_REG_TESR        0x14
0016 #define TCU_REG_TECR        0x18
0017 #define TCU_REG_TSR     0x1c
0018 #define TCU_REG_TFR     0x20
0019 #define TCU_REG_TFSR        0x24
0020 #define TCU_REG_TFCR        0x28
0021 #define TCU_REG_TSSR        0x2c
0022 #define TCU_REG_TMR     0x30
0023 #define TCU_REG_TMSR        0x34
0024 #define TCU_REG_TMCR        0x38
0025 #define TCU_REG_TSCR        0x3c
0026 #define TCU_REG_TDFR0       0x40
0027 #define TCU_REG_TDHR0       0x44
0028 #define TCU_REG_TCNT0       0x48
0029 #define TCU_REG_TCSR0       0x4c
0030 #define TCU_REG_OST_DR      0xe0
0031 #define TCU_REG_OST_CNTL    0xe4
0032 #define TCU_REG_OST_CNTH    0xe8
0033 #define TCU_REG_OST_TCSR    0xec
0034 #define TCU_REG_TSTR        0xf0
0035 #define TCU_REG_TSTSR       0xf4
0036 #define TCU_REG_TSTCR       0xf8
0037 #define TCU_REG_OST_CNTHBUF 0xfc
0038
0039 #define TCU_TCSR_RESERVED_BITS      0x3f
0040 #define TCU_TCSR_PARENT_CLOCK_MASK  0x07
0041 #define TCU_TCSR_PRESCALE_LSB       3
0042 #define TCU_TCSR_PRESCALE_MASK      0x38
0043
0044 #define TCU_TCSR_PWM_SD     BIT(9)  /* 0: Shutdown gracefully 1: abruptly */
0045 #define TCU_TCSR_PWM_INITL_HIGH BIT(8)  /* Sets the initial output level */
0046 #define TCU_TCSR_PWM_EN     BIT(7)  /* PWM pin output enable */
0047
0048 #define TCU_WDT_TCER_TCEN   BIT(0)  /* Watchdog timer enable */
0049
0050 #define TCU_CHANNEL_STRIDE  0x10
0051 #define TCU_REG_TDFRc(c)    (TCU_REG_TDFR0 + ((c) * TCU_CHANNEL_STRIDE))
0052 #define TCU_REG_TDHRc(c)    (TCU_REG_TDHR0 + ((c) * TCU_CHANNEL_STRIDE))
0053 #define TCU_REG_TCNTc(c)    (TCU_REG_TCNT0 + ((c) * TCU_CHANNEL_STRIDE))
0054 #define TCU_REG_TCSRc(c)    (TCU_REG_TCSR0 + ((c) * TCU_CHANNEL_STRIDE))
0055
0056 #endif /* __LINUX_MFD_INGENIC_TCU_H_ */