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      1 /* SPDX-License-Identifier: GPL-2.0+ */
      2 /*
      3  * Freescale i.MX28 CLKCTRL Register Definitions
      4  *
      5  * Copyright (C) 2011 Marek Vasut <marek.vasut (at) gmail.com>
      6  * on behalf of DENX Software Engineering GmbH
      7  *
      8  * Based on code from LTIB:
      9  * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
     10  */
     11 
     12 #ifndef __MX28_REGS_CLKCTRL_H__
     13 #define __MX28_REGS_CLKCTRL_H__
     14 
     15 #include <asm/mach-imx/regs-common.h>
     16 
     17 #ifndef	__ASSEMBLY__
     18 struct mxs_clkctrl_regs {
     19 	mxs_reg_32(hw_clkctrl_pll0ctrl0)	/* 0x00 */
     20 	uint32_t	hw_clkctrl_pll0ctrl1;	/* 0x10 */
     21 	uint32_t	reserved_pll0ctrl1[3];	/* 0x14-0x1c */
     22 	mxs_reg_32(hw_clkctrl_pll1ctrl0)	/* 0x20 */
     23 	uint32_t	hw_clkctrl_pll1ctrl1;	/* 0x30 */
     24 	uint32_t	reserved_pll1ctrl1[3];	/* 0x34-0x3c */
     25 	mxs_reg_32(hw_clkctrl_pll2ctrl0)	/* 0x40 */
     26 	mxs_reg_32(hw_clkctrl_cpu)		/* 0x50 */
     27 	mxs_reg_32(hw_clkctrl_hbus)		/* 0x60 */
     28 	mxs_reg_32(hw_clkctrl_xbus)		/* 0x70 */
     29 	mxs_reg_32(hw_clkctrl_xtal)		/* 0x80 */
     30 	mxs_reg_32(hw_clkctrl_ssp0)		/* 0x90 */
     31 	mxs_reg_32(hw_clkctrl_ssp1)		/* 0xa0 */
     32 	mxs_reg_32(hw_clkctrl_ssp2)		/* 0xb0 */
     33 	mxs_reg_32(hw_clkctrl_ssp3)		/* 0xc0 */
     34 	mxs_reg_32(hw_clkctrl_gpmi)		/* 0xd0 */
     35 	mxs_reg_32(hw_clkctrl_spdif)		/* 0xe0 */
     36 	mxs_reg_32(hw_clkctrl_emi)		/* 0xf0 */
     37 	mxs_reg_32(hw_clkctrl_saif0)		/* 0x100 */
     38 	mxs_reg_32(hw_clkctrl_saif1)		/* 0x110 */
     39 	mxs_reg_32(hw_clkctrl_lcdif)		/* 0x120 */
     40 	mxs_reg_32(hw_clkctrl_etm)		/* 0x130 */
     41 	mxs_reg_32(hw_clkctrl_enet)		/* 0x140 */
     42 	mxs_reg_32(hw_clkctrl_hsadc)		/* 0x150 */
     43 	mxs_reg_32(hw_clkctrl_flexcan)		/* 0x160 */
     44 
     45 	uint32_t	reserved[16];
     46 
     47 	mxs_reg_8(hw_clkctrl_frac0)		/* 0x1b0 */
     48 	mxs_reg_8(hw_clkctrl_frac1)		/* 0x1c0 */
     49 	mxs_reg_32(hw_clkctrl_clkseq)		/* 0x1d0 */
     50 	mxs_reg_32(hw_clkctrl_reset)		/* 0x1e0 */
     51 	mxs_reg_32(hw_clkctrl_status)		/* 0x1f0 */
     52 	mxs_reg_32(hw_clkctrl_version)		/* 0x200 */
     53 };
     54 #endif
     55 
     56 #define	CLKCTRL_PLL0CTRL0_LFR_SEL_MASK		(0x3 << 28)
     57 #define	CLKCTRL_PLL0CTRL0_LFR_SEL_OFFSET	28
     58 #define	CLKCTRL_PLL0CTRL0_LFR_SEL_DEFAULT	(0x0 << 28)
     59 #define	CLKCTRL_PLL0CTRL0_LFR_SEL_TIMES_2	(0x1 << 28)
     60 #define	CLKCTRL_PLL0CTRL0_LFR_SEL_TIMES_05	(0x2 << 28)
     61 #define	CLKCTRL_PLL0CTRL0_LFR_SEL_UNDEFINED	(0x3 << 28)
     62 #define	CLKCTRL_PLL0CTRL0_CP_SEL_MASK		(0x3 << 24)
     63 #define	CLKCTRL_PLL0CTRL0_CP_SEL_OFFSET		24
     64 #define	CLKCTRL_PLL0CTRL0_CP_SEL_DEFAULT	(0x0 << 24)
     65 #define	CLKCTRL_PLL0CTRL0_CP_SEL_TIMES_2	(0x1 << 24)
     66 #define	CLKCTRL_PLL0CTRL0_CP_SEL_TIMES_05	(0x2 << 24)
     67 #define	CLKCTRL_PLL0CTRL0_CP_SEL_UNDEFINED	(0x3 << 24)
     68 #define	CLKCTRL_PLL0CTRL0_DIV_SEL_MASK		(0x3 << 20)
     69 #define	CLKCTRL_PLL0CTRL0_DIV_SEL_OFFSET	20
     70 #define	CLKCTRL_PLL0CTRL0_DIV_SEL_DEFAULT	(0x0 << 20)
     71 #define	CLKCTRL_PLL0CTRL0_DIV_SEL_LOWER		(0x1 << 20)
     72 #define	CLKCTRL_PLL0CTRL0_DIV_SEL_LOWEST	(0x2 << 20)
     73 #define	CLKCTRL_PLL0CTRL0_DIV_SEL_UNDEFINED	(0x3 << 20)
     74 #define	CLKCTRL_PLL0CTRL0_EN_USB_CLKS		(1 << 18)
     75 #define	CLKCTRL_PLL0CTRL0_POWER			(1 << 17)
     76 
     77 #define	CLKCTRL_PLL0CTRL1_LOCK			(1 << 31)
     78 #define	CLKCTRL_PLL0CTRL1_FORCE_LOCK		(1 << 30)
     79 #define	CLKCTRL_PLL0CTRL1_LOCK_COUNT_MASK	0xffff
     80 #define	CLKCTRL_PLL0CTRL1_LOCK_COUNT_OFFSET	0
     81 
     82 #define	CLKCTRL_PLL1CTRL0_CLKGATEEMI		(1 << 31)
     83 #define	CLKCTRL_PLL1CTRL0_LFR_SEL_MASK		(0x3 << 28)
     84 #define	CLKCTRL_PLL1CTRL0_LFR_SEL_OFFSET	28
     85 #define	CLKCTRL_PLL1CTRL0_LFR_SEL_DEFAULT	(0x0 << 28)
     86 #define	CLKCTRL_PLL1CTRL0_LFR_SEL_TIMES_2	(0x1 << 28)
     87 #define	CLKCTRL_PLL1CTRL0_LFR_SEL_TIMES_05	(0x2 << 28)
     88 #define	CLKCTRL_PLL1CTRL0_LFR_SEL_UNDEFINED	(0x3 << 28)
     89 #define	CLKCTRL_PLL1CTRL0_CP_SEL_MASK		(0x3 << 24)
     90 #define	CLKCTRL_PLL1CTRL0_CP_SEL_OFFSET		24
     91 #define	CLKCTRL_PLL1CTRL0_CP_SEL_DEFAULT	(0x0 << 24)
     92 #define	CLKCTRL_PLL1CTRL0_CP_SEL_TIMES_2	(0x1 << 24)
     93 #define	CLKCTRL_PLL1CTRL0_CP_SEL_TIMES_05	(0x2 << 24)
     94 #define	CLKCTRL_PLL1CTRL0_CP_SEL_UNDEFINED	(0x3 << 24)
     95 #define	CLKCTRL_PLL1CTRL0_DIV_SEL_MASK		(0x3 << 20)
     96 #define	CLKCTRL_PLL1CTRL0_DIV_SEL_OFFSET	20
     97 #define	CLKCTRL_PLL1CTRL0_DIV_SEL_DEFAULT	(0x0 << 20)
     98 #define	CLKCTRL_PLL1CTRL0_DIV_SEL_LOWER		(0x1 << 20)
     99 #define	CLKCTRL_PLL1CTRL0_DIV_SEL_LOWEST	(0x2 << 20)
    100 #define	CLKCTRL_PLL1CTRL0_DIV_SEL_UNDEFINED	(0x3 << 20)
    101 #define	CLKCTRL_PLL1CTRL0_EN_USB_CLKS		(1 << 18)
    102 #define	CLKCTRL_PLL1CTRL0_POWER			(1 << 17)
    103 
    104 #define	CLKCTRL_PLL1CTRL1_LOCK			(1 << 31)
    105 #define	CLKCTRL_PLL1CTRL1_FORCE_LOCK		(1 << 30)
    106 #define	CLKCTRL_PLL1CTRL1_LOCK_COUNT_MASK	0xffff
    107 #define	CLKCTRL_PLL1CTRL1_LOCK_COUNT_OFFSET	0
    108 
    109 #define	CLKCTRL_PLL2CTRL0_CLKGATE		(1 << 31)
    110 #define	CLKCTRL_PLL2CTRL0_LFR_SEL_MASK		(0x3 << 28)
    111 #define	CLKCTRL_PLL2CTRL0_LFR_SEL_OFFSET	28
    112 #define	CLKCTRL_PLL2CTRL0_HOLD_RING_OFF_B	(1 << 26)
    113 #define	CLKCTRL_PLL2CTRL0_CP_SEL_MASK		(0x3 << 24)
    114 #define	CLKCTRL_PLL2CTRL0_CP_SEL_OFFSET		24
    115 #define	CLKCTRL_PLL2CTRL0_POWER			(1 << 23)
    116 
    117 #define	CLKCTRL_CPU_BUSY_REF_XTAL		(1 << 29)
    118 #define	CLKCTRL_CPU_BUSY_REF_CPU		(1 << 28)
    119 #define	CLKCTRL_CPU_DIV_XTAL_FRAC_EN		(1 << 26)
    120 #define	CLKCTRL_CPU_DIV_XTAL_MASK		(0x3ff << 16)
    121 #define	CLKCTRL_CPU_DIV_XTAL_OFFSET		16
    122 #define	CLKCTRL_CPU_INTERRUPT_WAIT		(1 << 12)
    123 #define	CLKCTRL_CPU_DIV_CPU_FRAC_EN		(1 << 10)
    124 #define	CLKCTRL_CPU_DIV_CPU_MASK		0x3f
    125 #define	CLKCTRL_CPU_DIV_CPU_OFFSET		0
    126 
    127 #define	CLKCTRL_HBUS_ASM_BUSY			(1 << 31)
    128 #define	CLKCTRL_HBUS_DCP_AS_ENABLE		(1 << 30)
    129 #define	CLKCTRL_HBUS_PXP_AS_ENABLE		(1 << 29)
    130 #define	CLKCTRL_HBUS_ASM_EMIPORT_AS_ENABLE	(1 << 27)
    131 #define	CLKCTRL_HBUS_APBHDMA_AS_ENABLE		(1 << 26)
    132 #define	CLKCTRL_HBUS_APBXDMA_AS_ENABLE		(1 << 25)
    133 #define	CLKCTRL_HBUS_TRAFFIC_JAM_AS_ENABLE	(1 << 24)
    134 #define	CLKCTRL_HBUS_TRAFFIC_AS_ENABLE		(1 << 23)
    135 #define	CLKCTRL_HBUS_CPU_DATA_AS_ENABLE		(1 << 22)
    136 #define	CLKCTRL_HBUS_CPU_INSTR_AS_ENABLE	(1 << 21)
    137 #define	CLKCTRL_HBUS_ASM_ENABLE			(1 << 20)
    138 #define	CLKCTRL_HBUS_AUTO_CLEAR_DIV_ENABLE	(1 << 19)
    139 #define	CLKCTRL_HBUS_SLOW_DIV_MASK		(0x7 << 16)
    140 #define	CLKCTRL_HBUS_SLOW_DIV_OFFSET		16
    141 #define	CLKCTRL_HBUS_SLOW_DIV_BY1		(0x0 << 16)
    142 #define	CLKCTRL_HBUS_SLOW_DIV_BY2		(0x1 << 16)
    143 #define	CLKCTRL_HBUS_SLOW_DIV_BY4		(0x2 << 16)
    144 #define	CLKCTRL_HBUS_SLOW_DIV_BY8		(0x3 << 16)
    145 #define	CLKCTRL_HBUS_SLOW_DIV_BY16		(0x4 << 16)
    146 #define	CLKCTRL_HBUS_SLOW_DIV_BY32		(0x5 << 16)
    147 #define	CLKCTRL_HBUS_DIV_FRAC_EN		(1 << 5)
    148 #define	CLKCTRL_HBUS_DIV_MASK			0x1f
    149 #define	CLKCTRL_HBUS_DIV_OFFSET			0
    150 
    151 #define	CLKCTRL_XBUS_BUSY			(1 << 31)
    152 #define	CLKCTRL_XBUS_AUTO_CLEAR_DIV_ENABLE	(1 << 11)
    153 #define	CLKCTRL_XBUS_DIV_FRAC_EN		(1 << 10)
    154 #define	CLKCTRL_XBUS_DIV_MASK			0x3ff
    155 #define	CLKCTRL_XBUS_DIV_OFFSET			0
    156 
    157 #define	CLKCTRL_XTAL_UART_CLK_GATE		(1 << 31)
    158 #define	CLKCTRL_XTAL_PWM_CLK24M_GATE		(1 << 29)
    159 #define	CLKCTRL_XTAL_TIMROT_CLK32K_GATE		(1 << 26)
    160 #define	CLKCTRL_XTAL_DIV_UART_MASK		0x3
    161 #define	CLKCTRL_XTAL_DIV_UART_OFFSET		0
    162 
    163 #define	CLKCTRL_SSP_CLKGATE			(1 << 31)
    164 #define	CLKCTRL_SSP_BUSY			(1 << 29)
    165 #define	CLKCTRL_SSP_DIV_FRAC_EN			(1 << 9)
    166 #define	CLKCTRL_SSP_DIV_MASK			0x1ff
    167 #define	CLKCTRL_SSP_DIV_OFFSET			0
    168 
    169 #define	CLKCTRL_GPMI_CLKGATE			(1 << 31)
    170 #define	CLKCTRL_GPMI_BUSY			(1 << 29)
    171 #define	CLKCTRL_GPMI_DIV_FRAC_EN		(1 << 10)
    172 #define	CLKCTRL_GPMI_DIV_MASK			0x3ff
    173 #define	CLKCTRL_GPMI_DIV_OFFSET			0
    174 
    175 #define	CLKCTRL_SPDIF_CLKGATE			(1 << 31)
    176 
    177 #define	CLKCTRL_EMI_CLKGATE			(1 << 31)
    178 #define	CLKCTRL_EMI_SYNC_MODE_EN		(1 << 30)
    179 #define	CLKCTRL_EMI_BUSY_REF_XTAL		(1 << 29)
    180 #define	CLKCTRL_EMI_BUSY_REF_EMI		(1 << 28)
    181 #define	CLKCTRL_EMI_BUSY_REF_CPU		(1 << 27)
    182 #define	CLKCTRL_EMI_BUSY_SYNC_MODE		(1 << 26)
    183 #define	CLKCTRL_EMI_BUSY_DCC_RESYNC		(1 << 17)
    184 #define	CLKCTRL_EMI_DCC_RESYNC_ENABLE		(1 << 16)
    185 #define	CLKCTRL_EMI_DIV_XTAL_MASK		(0xf << 8)
    186 #define	CLKCTRL_EMI_DIV_XTAL_OFFSET		8
    187 #define	CLKCTRL_EMI_DIV_EMI_MASK		0x3f
    188 #define	CLKCTRL_EMI_DIV_EMI_OFFSET		0
    189 
    190 #define	CLKCTRL_SAIF0_CLKGATE			(1 << 31)
    191 #define	CLKCTRL_SAIF0_BUSY			(1 << 29)
    192 #define	CLKCTRL_SAIF0_DIV_FRAC_EN		(1 << 16)
    193 #define	CLKCTRL_SAIF0_DIV_MASK			0xffff
    194 #define	CLKCTRL_SAIF0_DIV_OFFSET		0
    195 
    196 #define	CLKCTRL_SAIF1_CLKGATE			(1 << 31)
    197 #define	CLKCTRL_SAIF1_BUSY			(1 << 29)
    198 #define	CLKCTRL_SAIF1_DIV_FRAC_EN		(1 << 16)
    199 #define	CLKCTRL_SAIF1_DIV_MASK			0xffff
    200 #define	CLKCTRL_SAIF1_DIV_OFFSET		0
    201 
    202 #define	CLKCTRL_DIS_LCDIF_CLKGATE		(1 << 31)
    203 #define	CLKCTRL_DIS_LCDIF_BUSY			(1 << 29)
    204 #define	CLKCTRL_DIS_LCDIF_DIV_FRAC_EN		(1 << 13)
    205 #define	CLKCTRL_DIS_LCDIF_DIV_MASK		0x1fff
    206 #define	CLKCTRL_DIS_LCDIF_DIV_OFFSET		0
    207 
    208 #define	CLKCTRL_ETM_CLKGATE			(1 << 31)
    209 #define	CLKCTRL_ETM_BUSY			(1 << 29)
    210 #define	CLKCTRL_ETM_DIV_FRAC_EN			(1 << 7)
    211 #define	CLKCTRL_ETM_DIV_MASK			0x7f
    212 #define	CLKCTRL_ETM_DIV_OFFSET			0
    213 
    214 #define	CLKCTRL_ENET_SLEEP			(1 << 31)
    215 #define	CLKCTRL_ENET_DISABLE			(1 << 30)
    216 #define	CLKCTRL_ENET_STATUS			(1 << 29)
    217 #define	CLKCTRL_ENET_BUSY_TIME			(1 << 27)
    218 #define	CLKCTRL_ENET_DIV_TIME_MASK		(0x3f << 21)
    219 #define	CLKCTRL_ENET_DIV_TIME_OFFSET		21
    220 #define	CLKCTRL_ENET_TIME_SEL_MASK		(0x3 << 19)
    221 #define	CLKCTRL_ENET_TIME_SEL_OFFSET		19
    222 #define	CLKCTRL_ENET_TIME_SEL_XTAL		(0x0 << 19)
    223 #define	CLKCTRL_ENET_TIME_SEL_PLL		(0x1 << 19)
    224 #define	CLKCTRL_ENET_TIME_SEL_RMII_CLK		(0x2 << 19)
    225 #define	CLKCTRL_ENET_TIME_SEL_UNDEFINED		(0x3 << 19)
    226 #define	CLKCTRL_ENET_CLK_OUT_EN			(1 << 18)
    227 #define	CLKCTRL_ENET_RESET_BY_SW_CHIP		(1 << 17)
    228 #define	CLKCTRL_ENET_RESET_BY_SW		(1 << 16)
    229 
    230 #define	CLKCTRL_HSADC_RESETB			(1 << 30)
    231 #define	CLKCTRL_HSADC_FREQDIV_MASK		(0x3 << 28)
    232 #define	CLKCTRL_HSADC_FREQDIV_OFFSET		28
    233 
    234 #define	CLKCTRL_FLEXCAN_STOP_CAN0		(1 << 30)
    235 #define	CLKCTRL_FLEXCAN_CAN0_STATUS		(1 << 29)
    236 #define	CLKCTRL_FLEXCAN_STOP_CAN1		(1 << 28)
    237 #define	CLKCTRL_FLEXCAN_CAN1_STATUS		(1 << 27)
    238 
    239 #define	CLKCTRL_FRAC_CLKGATE			(1 << 7)
    240 #define	CLKCTRL_FRAC_STABLE			(1 << 6)
    241 #define	CLKCTRL_FRAC_FRAC_MASK			0x3f
    242 #define	CLKCTRL_FRAC_FRAC_OFFSET		0
    243 #define	CLKCTRL_FRAC0_CPU			0
    244 #define	CLKCTRL_FRAC0_EMI			1
    245 #define	CLKCTRL_FRAC0_IO1			2
    246 #define	CLKCTRL_FRAC0_IO0			3
    247 #define	CLKCTRL_FRAC1_PIX			0
    248 #define	CLKCTRL_FRAC1_HSADC			1
    249 #define	CLKCTRL_FRAC1_GPMI			2
    250 
    251 #define	CLKCTRL_CLKSEQ_BYPASS_CPU		(1 << 18)
    252 #define	CLKCTRL_CLKSEQ_BYPASS_DIS_LCDIF		(1 << 14)
    253 #define	CLKCTRL_CLKSEQ_BYPASS_DIS_LCDIF_BYPASS	(0x1 << 14)
    254 #define	CLKCTRL_CLKSEQ_BYPASS_DIS_LCDIF_PFD	(0x0 << 14)
    255 #define	CLKCTRL_CLKSEQ_BYPASS_ETM		(1 << 8)
    256 #define	CLKCTRL_CLKSEQ_BYPASS_EMI		(1 << 7)
    257 #define	CLKCTRL_CLKSEQ_BYPASS_SSP3		(1 << 6)
    258 #define	CLKCTRL_CLKSEQ_BYPASS_SSP2		(1 << 5)
    259 #define	CLKCTRL_CLKSEQ_BYPASS_SSP1		(1 << 4)
    260 #define	CLKCTRL_CLKSEQ_BYPASS_SSP0		(1 << 3)
    261 #define	CLKCTRL_CLKSEQ_BYPASS_GPMI		(1 << 2)
    262 #define	CLKCTRL_CLKSEQ_BYPASS_SAIF1		(1 << 1)
    263 #define	CLKCTRL_CLKSEQ_BYPASS_SAIF0		(1 << 0)
    264 
    265 #define	CLKCTRL_RESET_WDOG_POR_DISABLE		(1 << 5)
    266 #define	CLKCTRL_RESET_EXTERNAL_RESET_ENABLE	(1 << 4)
    267 #define	CLKCTRL_RESET_THERMAL_RESET_ENABLE	(1 << 3)
    268 #define	CLKCTRL_RESET_THERMAL_RESET_DEFAULT	(1 << 2)
    269 #define	CLKCTRL_RESET_CHIP			(1 << 1)
    270 #define	CLKCTRL_RESET_DIG			(1 << 0)
    271 
    272 #define	CLKCTRL_STATUS_CPU_LIMIT_MASK		(0x3 << 30)
    273 #define	CLKCTRL_STATUS_CPU_LIMIT_OFFSET		30
    274 
    275 #define	CLKCTRL_VERSION_MAJOR_MASK		(0xff << 24)
    276 #define	CLKCTRL_VERSION_MAJOR_OFFSET		24
    277 #define	CLKCTRL_VERSION_MINOR_MASK		(0xff << 16)
    278 #define	CLKCTRL_VERSION_MINOR_OFFSET		16
    279 #define	CLKCTRL_VERSION_STEP_MASK		0xffff
    280 #define	CLKCTRL_VERSION_STEP_OFFSET		0
    281 
    282 #endif /* __MX28_REGS_CLKCTRL_H__ */
    283