1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright (c) 2014 Zhang, Keguang <keguang.zhang@gmail.com>
4 *
5 * Loongson 1 MUX Register Definitions.
6 */
7
8#ifndef __ASM_MACH_LOONGSON32_REGS_MUX_H
9#define __ASM_MACH_LOONGSON32_REGS_MUX_H
10
11#define LS1X_MUX_REG(x) \
12		((void __iomem *)KSEG1ADDR(LS1X_MUX_BASE + (x)))
13
14#define LS1X_MUX_CTRL0			LS1X_MUX_REG(0x0)
15#define LS1X_MUX_CTRL1			LS1X_MUX_REG(0x4)
16
17#if defined(CONFIG_LOONGSON1_LS1B)
18/* MUX CTRL0 Register Bits */
19#define UART0_USE_PWM23			BIT(28)
20#define UART0_USE_PWM01			BIT(27)
21#define UART1_USE_LCD0_5_6_11		BIT(26)
22#define I2C2_USE_CAN1			BIT(25)
23#define I2C1_USE_CAN0			BIT(24)
24#define NAND3_USE_UART5			BIT(23)
25#define NAND3_USE_UART4			BIT(22)
26#define NAND3_USE_UART1_DAT		BIT(21)
27#define NAND3_USE_UART1_CTS		BIT(20)
28#define NAND3_USE_PWM23			BIT(19)
29#define NAND3_USE_PWM01			BIT(18)
30#define NAND2_USE_UART5			BIT(17)
31#define NAND2_USE_UART4			BIT(16)
32#define NAND2_USE_UART1_DAT		BIT(15)
33#define NAND2_USE_UART1_CTS		BIT(14)
34#define NAND2_USE_PWM23			BIT(13)
35#define NAND2_USE_PWM01			BIT(12)
36#define NAND1_USE_UART5			BIT(11)
37#define NAND1_USE_UART4			BIT(10)
38#define NAND1_USE_UART1_DAT		BIT(9)
39#define NAND1_USE_UART1_CTS		BIT(8)
40#define NAND1_USE_PWM23			BIT(7)
41#define NAND1_USE_PWM01			BIT(6)
42#define GMAC1_USE_UART1			BIT(4)
43#define GMAC1_USE_UART0			BIT(3)
44#define LCD_USE_UART0_DAT		BIT(2)
45#define LCD_USE_UART15			BIT(1)
46#define LCD_USE_UART0			BIT(0)
47
48/* MUX CTRL1 Register Bits */
49#define USB_RESET			BIT(31)
50#define SPI1_CS_USE_PWM01		BIT(24)
51#define SPI1_USE_CAN			BIT(23)
52#define DISABLE_DDR_CONFSPACE		BIT(20)
53#define DDR32TO16EN			BIT(16)
54#define GMAC1_SHUT			BIT(13)
55#define GMAC0_SHUT			BIT(12)
56#define USB_SHUT			BIT(11)
57#define UART1_3_USE_CAN1		BIT(5)
58#define UART1_2_USE_CAN0		BIT(4)
59#define GMAC1_USE_TXCLK			BIT(3)
60#define GMAC0_USE_TXCLK			BIT(2)
61#define GMAC1_USE_PWM23			BIT(1)
62#define GMAC0_USE_PWM01			BIT(0)
63
64#elif defined(CONFIG_LOONGSON1_LS1C)
65
66/* SHUT_CTRL Register Bits */
67#define UART_SPLIT			GENMASK(31, 30)
68#define OUTPUT_CLK			GENMASK(29, 26)
69#define ADC_SHUT			BIT(25)
70#define SDIO_SHUT			BIT(24)
71#define DMA2_SHUT			BIT(23)
72#define DMA1_SHUT			BIT(22)
73#define DMA0_SHUT			BIT(21)
74#define SPI1_SHUT			BIT(20)
75#define SPI0_SHUT			BIT(19)
76#define I2C2_SHUT			BIT(18)
77#define I2C1_SHUT			BIT(17)
78#define I2C0_SHUT			BIT(16)
79#define AC97_SHUT			BIT(15)
80#define I2S_SHUT			BIT(14)
81#define UART3_SHUT			BIT(13)
82#define UART2_SHUT			BIT(12)
83#define UART1_SHUT			BIT(11)
84#define UART0_SHUT			BIT(10)
85#define CAN1_SHUT			BIT(9)
86#define CAN0_SHUT			BIT(8)
87#define ECC_SHUT			BIT(7)
88#define GMAC_SHUT			BIT(6)
89#define USBHOST_SHUT			BIT(5)
90#define USBOTG_SHUT			BIT(4)
91#define SDRAM_SHUT			BIT(3)
92#define SRAM_SHUT			BIT(2)
93#define CAM_SHUT			BIT(1)
94#define LCD_SHUT			BIT(0)
95
96#define UART_SPLIT_SHIFT                        30
97#define OUTPUT_CLK_SHIFT                        26
98
99/* MISC_CTRL Register Bits */
100#define USBHOST_RSTN			BIT(31)
101#define PHY_INTF_SELI			GENMASK(30, 28)
102#define AC97_EN				BIT(25)
103#define SDIO_DMA_EN			GENMASK(24, 23)
104#define ADC_DMA_EN			BIT(22)
105#define SDIO_USE_SPI1			BIT(17)
106#define SDIO_USE_SPI0			BIT(16)
107#define SRAM_CTRL			GENMASK(15, 0)
108
109#define PHY_INTF_SELI_SHIFT                     28
110#define SDIO_DMA_EN_SHIFT                       23
111#define SRAM_CTRL_SHIFT				0
112
113#define LS1X_CBUS_REG(n, x) \
114		((void __iomem *)KSEG1ADDR(LS1X_CBUS_BASE + (n * 0x04) + (x)))
115
116#define LS1X_CBUS_FIRST(n)		LS1X_CBUS_REG(n, 0x00)
117#define LS1X_CBUS_SECOND(n)		LS1X_CBUS_REG(n, 0x10)
118#define LS1X_CBUS_THIRD(n)		LS1X_CBUS_REG(n, 0x20)
119#define LS1X_CBUS_FOURTHT(n)		LS1X_CBUS_REG(n, 0x30)
120#define LS1X_CBUS_FIFTHT(n)		LS1X_CBUS_REG(n, 0x40)
121
122#endif
123
124#endif /* __ASM_MACH_LOONGSON32_REGS_MUX_H */
125