[mirror_ubuntu-zesty-kernel.git] / arch / mips / include / asm / mach-ralink / mt7620.h

/*
 * 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.
 *
 * Parts of this file are based on Ralink's 2.6.21 BSP
 *
 * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
 * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
 */

#ifndef _MT7620_REGS_H_
#define _MT7620_REGS_H_

#define MT7620_SYSC_BASE		0x10000000

#define SYSC_REG_CHIP_NAME0		0x00
#define SYSC_REG_CHIP_NAME1		0x04
#define SYSC_REG_CHIP_REV		0x0c
#define SYSC_REG_SYSTEM_CONFIG0		0x10
#define SYSC_REG_SYSTEM_CONFIG1		0x14
#define SYSC_REG_CLKCFG0		0x2c
#define SYSC_REG_CPU_SYS_CLKCFG		0x3c
#define SYSC_REG_CPLL_CONFIG0		0x54
#define SYSC_REG_CPLL_CONFIG1		0x58

#define MT7620N_CHIP_NAME0		0x33365452
#define MT7620N_CHIP_NAME1		0x20203235

#define MT7620A_CHIP_NAME0		0x3637544d
#define MT7620A_CHIP_NAME1		0x20203032

#define SYSCFG0_XTAL_FREQ_SEL		BIT(6)

#define CHIP_REV_PKG_MASK		0x1
#define CHIP_REV_PKG_SHIFT		16
#define CHIP_REV_VER_MASK		0xf
#define CHIP_REV_VER_SHIFT		8
#define CHIP_REV_ECO_MASK		0xf

#define CLKCFG0_PERI_CLK_SEL		BIT(4)

#define CPU_SYS_CLKCFG_OCP_RATIO_SHIFT	16
#define CPU_SYS_CLKCFG_OCP_RATIO_MASK	0xf
#define CPU_SYS_CLKCFG_OCP_RATIO_1	0	/* 1:1   (Reserved) */
#define CPU_SYS_CLKCFG_OCP_RATIO_1_5	1	/* 1:1.5 (Reserved) */
#define CPU_SYS_CLKCFG_OCP_RATIO_2	2	/* 1:2   */
#define CPU_SYS_CLKCFG_OCP_RATIO_2_5	3       /* 1:2.5 (Reserved) */
#define CPU_SYS_CLKCFG_OCP_RATIO_3	4	/* 1:3   */
#define CPU_SYS_CLKCFG_OCP_RATIO_3_5	5	/* 1:3.5 (Reserved) */
#define CPU_SYS_CLKCFG_OCP_RATIO_4	6	/* 1:4   */
#define CPU_SYS_CLKCFG_OCP_RATIO_5	7	/* 1:5   */
#define CPU_SYS_CLKCFG_OCP_RATIO_10	8	/* 1:10  */
#define CPU_SYS_CLKCFG_CPU_FDIV_SHIFT	8
#define CPU_SYS_CLKCFG_CPU_FDIV_MASK	0x1f
#define CPU_SYS_CLKCFG_CPU_FFRAC_SHIFT	0
#define CPU_SYS_CLKCFG_CPU_FFRAC_MASK	0x1f

#define CPLL_CFG0_SW_CFG		BIT(31)
#define CPLL_CFG0_PLL_MULT_RATIO_SHIFT	16
#define CPLL_CFG0_PLL_MULT_RATIO_MASK   0x7
#define CPLL_CFG0_LC_CURFCK		BIT(15)
#define CPLL_CFG0_BYPASS_REF_CLK	BIT(14)
#define CPLL_CFG0_PLL_DIV_RATIO_SHIFT	10
#define CPLL_CFG0_PLL_DIV_RATIO_MASK	0x3

#define CPLL_CFG1_CPU_AUX1		BIT(25)
#define CPLL_CFG1_CPU_AUX0		BIT(24)

#define SYSCFG0_DRAM_TYPE_MASK		0x3
#define SYSCFG0_DRAM_TYPE_SHIFT		4
#define SYSCFG0_DRAM_TYPE_SDRAM		0
#define SYSCFG0_DRAM_TYPE_DDR1		1
#define SYSCFG0_DRAM_TYPE_DDR2		2

#define MT7620_DRAM_BASE		0x0
#define MT7620_SDRAM_SIZE_MIN		2
#define MT7620_SDRAM_SIZE_MAX		64
#define MT7620_DDR1_SIZE_MIN		32
#define MT7620_DDR1_SIZE_MAX		128
#define MT7620_DDR2_SIZE_MIN		32
#define MT7620_DDR2_SIZE_MAX		256

#define MT7620_GPIO_MODE_I2C		BIT(0)
#define MT7620_GPIO_MODE_UART0_SHIFT	2
#define MT7620_GPIO_MODE_UART0_MASK	0x7
#define MT7620_GPIO_MODE_UART0(x)	((x) << MT7620_GPIO_MODE_UART0_SHIFT)
#define MT7620_GPIO_MODE_UARTF		0x0
#define MT7620_GPIO_MODE_PCM_UARTF	0x1
#define MT7620_GPIO_MODE_PCM_I2S	0x2
#define MT7620_GPIO_MODE_I2S_UARTF	0x3
#define MT7620_GPIO_MODE_PCM_GPIO	0x4
#define MT7620_GPIO_MODE_GPIO_UARTF	0x5
#define MT7620_GPIO_MODE_GPIO_I2S	0x6
#define MT7620_GPIO_MODE_GPIO		0x7
#define MT7620_GPIO_MODE_UART1		BIT(5)
#define MT7620_GPIO_MODE_MDIO		BIT(8)
#define MT7620_GPIO_MODE_RGMII1		BIT(9)
#define MT7620_GPIO_MODE_RGMII2		BIT(10)
#define MT7620_GPIO_MODE_SPI		BIT(11)
#define MT7620_GPIO_MODE_SPI_REF_CLK	BIT(12)
#define MT7620_GPIO_MODE_WLED		BIT(13)
#define MT7620_GPIO_MODE_JTAG		BIT(15)
#define MT7620_GPIO_MODE_EPHY		BIT(15)
#define MT7620_GPIO_MODE_WDT		BIT(22)

static inline int mt7620_get_eco(void)
{
	return rt_sysc_r32(SYSC_REG_CHIP_REV) & CHIP_REV_ECO_MASK;
}

#endif
Commit	Line	Data
594bde68 JC	1	/*
	2	* This program is free software; you can redistribute it and/or modify it
	3	* under the terms of the GNU General Public License version 2 as published
	4	* by the Free Software Foundation.
	5	*
	6	* Parts of this file are based on Ralink's 2.6.21 BSP
	7	*
	8	* Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
	9	* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
	10	* Copyright (C) 2013 John Crispin <blogic@openwrt.org>
	11	*/
	12
	13	#ifndef _MT7620_REGS_H_
	14	#define _MT7620_REGS_H_
	15
	16	#define MT7620_SYSC_BASE 0x10000000
	17
	18	#define SYSC_REG_CHIP_NAME0 0x00
	19	#define SYSC_REG_CHIP_NAME1 0x04
	20	#define SYSC_REG_CHIP_REV 0x0c
	21	#define SYSC_REG_SYSTEM_CONFIG0 0x10
	22	#define SYSC_REG_SYSTEM_CONFIG1 0x14
ded1e9d7 GJ	23	#define SYSC_REG_CLKCFG0 0x2c
ded1e9d7 GJ	24	#define SYSC_REG_CPU_SYS_CLKCFG 0x3c
594bde68 JC	25	#define SYSC_REG_CPLL_CONFIG0 0x54
	26	#define SYSC_REG_CPLL_CONFIG1 0x58
	27
	28	#define MT7620N_CHIP_NAME0 0x33365452
	29	#define MT7620N_CHIP_NAME1 0x20203235
	30
	31	#define MT7620A_CHIP_NAME0 0x3637544d
	32	#define MT7620A_CHIP_NAME1 0x20203032
	33
ded1e9d7 GJ	34	#define SYSCFG0_XTAL_FREQ_SEL BIT(6)
ded1e9d7 GJ	35
594bde68 JC	36	#define CHIP_REV_PKG_MASK 0x1
	37	#define CHIP_REV_PKG_SHIFT 16
	38	#define CHIP_REV_VER_MASK 0xf
	39	#define CHIP_REV_VER_SHIFT 8
	40	#define CHIP_REV_ECO_MASK 0xf
	41
ded1e9d7 GJ	42	#define CLKCFG0_PERI_CLK_SEL BIT(4)
	43
	44	#define CPU_SYS_CLKCFG_OCP_RATIO_SHIFT 16
	45	#define CPU_SYS_CLKCFG_OCP_RATIO_MASK 0xf
	46	#define CPU_SYS_CLKCFG_OCP_RATIO_1 0 /* 1:1 (Reserved) */
	47	#define CPU_SYS_CLKCFG_OCP_RATIO_1_5 1 /* 1:1.5 (Reserved) */
	48	#define CPU_SYS_CLKCFG_OCP_RATIO_2 2 /* 1:2 */
	49	#define CPU_SYS_CLKCFG_OCP_RATIO_2_5 3 /* 1:2.5 (Reserved) */
	50	#define CPU_SYS_CLKCFG_OCP_RATIO_3 4 /* 1:3 */
	51	#define CPU_SYS_CLKCFG_OCP_RATIO_3_5 5 /* 1:3.5 (Reserved) */
	52	#define CPU_SYS_CLKCFG_OCP_RATIO_4 6 /* 1:4 */
	53	#define CPU_SYS_CLKCFG_OCP_RATIO_5 7 /* 1:5 */
	54	#define CPU_SYS_CLKCFG_OCP_RATIO_10 8 /* 1:10 */
	55	#define CPU_SYS_CLKCFG_CPU_FDIV_SHIFT 8
	56	#define CPU_SYS_CLKCFG_CPU_FDIV_MASK 0x1f
	57	#define CPU_SYS_CLKCFG_CPU_FFRAC_SHIFT 0
	58	#define CPU_SYS_CLKCFG_CPU_FFRAC_MASK 0x1f
	59
	60	#define CPLL_CFG0_SW_CFG BIT(31)
	61	#define CPLL_CFG0_PLL_MULT_RATIO_SHIFT 16
	62	#define CPLL_CFG0_PLL_MULT_RATIO_MASK 0x7
	63	#define CPLL_CFG0_LC_CURFCK BIT(15)
	64	#define CPLL_CFG0_BYPASS_REF_CLK BIT(14)
	65	#define CPLL_CFG0_PLL_DIV_RATIO_SHIFT 10
	66	#define CPLL_CFG0_PLL_DIV_RATIO_MASK 0x3
	67
	68	#define CPLL_CFG1_CPU_AUX1 BIT(25)
	69	#define CPLL_CFG1_CPU_AUX0 BIT(24)
594bde68 JC	70
	71	#define SYSCFG0_DRAM_TYPE_MASK 0x3
	72	#define SYSCFG0_DRAM_TYPE_SHIFT 4
	73	#define SYSCFG0_DRAM_TYPE_SDRAM 0
	74	#define SYSCFG0_DRAM_TYPE_DDR1 1
	75	#define SYSCFG0_DRAM_TYPE_DDR2 2
	76
51e39607 JC	77	#define MT7620_DRAM_BASE 0x0
	78	#define MT7620_SDRAM_SIZE_MIN 2
	79	#define MT7620_SDRAM_SIZE_MAX 64
	80	#define MT7620_DDR1_SIZE_MIN 32
	81	#define MT7620_DDR1_SIZE_MAX 128
	82	#define MT7620_DDR2_SIZE_MIN 32
	83	#define MT7620_DDR2_SIZE_MAX 256
	84
594bde68 JC	85	#define MT7620_GPIO_MODE_I2C BIT(0)
	86	#define MT7620_GPIO_MODE_UART0_SHIFT 2
	87	#define MT7620_GPIO_MODE_UART0_MASK 0x7
	88	#define MT7620_GPIO_MODE_UART0(x) ((x) << MT7620_GPIO_MODE_UART0_SHIFT)
	89	#define MT7620_GPIO_MODE_UARTF 0x0
	90	#define MT7620_GPIO_MODE_PCM_UARTF 0x1
	91	#define MT7620_GPIO_MODE_PCM_I2S 0x2
	92	#define MT7620_GPIO_MODE_I2S_UARTF 0x3
	93	#define MT7620_GPIO_MODE_PCM_GPIO 0x4
	94	#define MT7620_GPIO_MODE_GPIO_UARTF 0x5
	95	#define MT7620_GPIO_MODE_GPIO_I2S 0x6
	96	#define MT7620_GPIO_MODE_GPIO 0x7
	97	#define MT7620_GPIO_MODE_UART1 BIT(5)
	98	#define MT7620_GPIO_MODE_MDIO BIT(8)
	99	#define MT7620_GPIO_MODE_RGMII1 BIT(9)
	100	#define MT7620_GPIO_MODE_RGMII2 BIT(10)
	101	#define MT7620_GPIO_MODE_SPI BIT(11)
	102	#define MT7620_GPIO_MODE_SPI_REF_CLK BIT(12)
	103	#define MT7620_GPIO_MODE_WLED BIT(13)
	104	#define MT7620_GPIO_MODE_JTAG BIT(15)
	105	#define MT7620_GPIO_MODE_EPHY BIT(15)
	106	#define MT7620_GPIO_MODE_WDT BIT(22)
	107
2920b83d JC	108	static inline int mt7620_get_eco(void)
	109	{
	110	return rt_sysc_r32(SYSC_REG_CHIP_REV) & CHIP_REV_ECO_MASK;
	111	}
	112
594bde68	113	#endif