xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-keystone/include/mach/clock_defs.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * keystone2: common pll clock definitions
3*4882a593Smuzhiyun  * (C) Copyright 2012-2014
4*4882a593Smuzhiyun  *     Texas Instruments Incorporated, <www.ti.com>
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * SPDX-License-Identifier:     GPL-2.0+
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef _CLOCK_DEFS_H_
10*4882a593Smuzhiyun #define _CLOCK_DEFS_H_
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <asm/arch/hardware.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun /* PLL Control Registers */
15*4882a593Smuzhiyun struct pllctl_regs {
16*4882a593Smuzhiyun 	u32	ctl;		/* 00 */
17*4882a593Smuzhiyun 	u32	ocsel;		/* 04 */
18*4882a593Smuzhiyun 	u32	secctl;		/* 08 */
19*4882a593Smuzhiyun 	u32	resv0;
20*4882a593Smuzhiyun 	u32	mult;		/* 10 */
21*4882a593Smuzhiyun 	u32	prediv;		/* 14 */
22*4882a593Smuzhiyun 	u32	div1;		/* 18 */
23*4882a593Smuzhiyun 	u32	div2;		/* 1c */
24*4882a593Smuzhiyun 	u32	div3;		/* 20 */
25*4882a593Smuzhiyun 	u32	oscdiv1;	/* 24 */
26*4882a593Smuzhiyun 	u32	resv1;		/* 28 */
27*4882a593Smuzhiyun 	u32	bpdiv;		/* 2c */
28*4882a593Smuzhiyun 	u32	wakeup;		/* 30 */
29*4882a593Smuzhiyun 	u32	resv2;
30*4882a593Smuzhiyun 	u32	cmd;		/* 38 */
31*4882a593Smuzhiyun 	u32	stat;		/* 3c */
32*4882a593Smuzhiyun 	u32	alnctl;		/* 40 */
33*4882a593Smuzhiyun 	u32	dchange;	/* 44 */
34*4882a593Smuzhiyun 	u32	cken;		/* 48 */
35*4882a593Smuzhiyun 	u32	ckstat;		/* 4c */
36*4882a593Smuzhiyun 	u32	systat;		/* 50 */
37*4882a593Smuzhiyun 	u32	ckctl;		/* 54 */
38*4882a593Smuzhiyun 	u32	resv3[2];
39*4882a593Smuzhiyun 	u32	div4;		/* 60 */
40*4882a593Smuzhiyun 	u32	div5;		/* 64 */
41*4882a593Smuzhiyun 	u32	div6;		/* 68 */
42*4882a593Smuzhiyun 	u32	div7;		/* 6c */
43*4882a593Smuzhiyun 	u32	div8;		/* 70 */
44*4882a593Smuzhiyun 	u32	div9;		/* 74 */
45*4882a593Smuzhiyun 	u32	div10;		/* 78 */
46*4882a593Smuzhiyun 	u32	div11;		/* 7c */
47*4882a593Smuzhiyun 	u32	div12;		/* 80 */
48*4882a593Smuzhiyun };
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun static struct pllctl_regs *pllctl_regs[] = {
51*4882a593Smuzhiyun 	(struct pllctl_regs *)(KS2_CLOCK_BASE + 0x100)
52*4882a593Smuzhiyun };
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #define pllctl_reg(pll, reg)            (&(pllctl_regs[pll]->reg))
55*4882a593Smuzhiyun #define pllctl_reg_read(pll, reg)       __raw_readl(pllctl_reg(pll, reg))
56*4882a593Smuzhiyun #define pllctl_reg_write(pll, reg, val) __raw_writel(val, pllctl_reg(pll, reg))
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun #define pllctl_reg_rmw(pll, reg, mask, val) \
59*4882a593Smuzhiyun 	pllctl_reg_write(pll, reg, \
60*4882a593Smuzhiyun 		(pllctl_reg_read(pll, reg) & ~(mask)) | val)
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun #define pllctl_reg_setbits(pll, reg, mask) \
63*4882a593Smuzhiyun 	pllctl_reg_rmw(pll, reg, 0, mask)
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun #define pllctl_reg_clrbits(pll, reg, mask) \
66*4882a593Smuzhiyun 	pllctl_reg_rmw(pll, reg, mask, 0)
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun #define pll0div_read(N) ((pllctl_reg_read(CORE_PLL, div##N) & 0xff) + 1)
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun /* PLLCTL Bits */
71*4882a593Smuzhiyun #define PLLCTL_PLLENSRC_SHIF	5
72*4882a593Smuzhiyun #define PLLCTL_PLLENSRC_MASK	BIT(5)
73*4882a593Smuzhiyun #define PLLCTL_PLLRST_SHIFT	3
74*4882a593Smuzhiyun #define PLLCTL_PLLRST_MASK	BIT(3)
75*4882a593Smuzhiyun #define PLLCTL_PLLPWRDN_SHIFT	1
76*4882a593Smuzhiyun #define PLLCTL_PLLPWRDN_MASK	BIT(1)
77*4882a593Smuzhiyun #define PLLCTL_PLLEN_SHIFT	0
78*4882a593Smuzhiyun #define PLLCTL_PLLEN_MASK	BIT(0)
79*4882a593Smuzhiyun 
80*4882a593Smuzhiyun /* SECCTL Bits */
81*4882a593Smuzhiyun #define SECCTL_BYPASS_SHIFT	23
82*4882a593Smuzhiyun #define SECCTL_BYPASS_MASK	BIT(23)
83*4882a593Smuzhiyun #define SECCTL_OP_DIV_SHIFT	19
84*4882a593Smuzhiyun #define SECCTL_OP_DIV_MASK	(0xf << 19)
85*4882a593Smuzhiyun 
86*4882a593Smuzhiyun /* PLLM Bits */
87*4882a593Smuzhiyun #define PLLM_MULT_LO_SHIFT	0
88*4882a593Smuzhiyun #define PLLM_MULT_LO_MASK	0x3f
89*4882a593Smuzhiyun #define PLLM_MULT_LO_BITS	6
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun /* PLLDIVn Bits */
92*4882a593Smuzhiyun #define PLLDIV_ENABLE_SHIFT	15
93*4882a593Smuzhiyun #define PLLDIV_ENABLE_MASK	BIT(15)
94*4882a593Smuzhiyun #define PLLDIV_RATIO_SHIFT	0x0
95*4882a593Smuzhiyun #define PLLDIV_RATIO_MASK	0xff
96*4882a593Smuzhiyun #define PLLDIV_MAX		16
97*4882a593Smuzhiyun 
98*4882a593Smuzhiyun /* PLLCMD Bits */
99*4882a593Smuzhiyun #define PLLCMD_GOSET_SHIFT	0
100*4882a593Smuzhiyun #define PLLCMD_GOSET_MASK	BIT(0)
101*4882a593Smuzhiyun 
102*4882a593Smuzhiyun /* PLLSTAT Bits */
103*4882a593Smuzhiyun #define PLLSTAT_GOSTAT_SHIFT	0
104*4882a593Smuzhiyun #define PLLSTAT_GOSTAT_MASK	BIT(0)
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun /* Device Config PLLCTL0 */
107*4882a593Smuzhiyun #define CFG_PLLCTL0_BWADJ_SHIFT		24
108*4882a593Smuzhiyun #define CFG_PLLCTL0_BWADJ_MASK		(0xff << 24)
109*4882a593Smuzhiyun #define CFG_PLLCTL0_BWADJ_BITS		8
110*4882a593Smuzhiyun #define CFG_PLLCTL0_BYPASS_SHIFT	23
111*4882a593Smuzhiyun #define CFG_PLLCTL0_BYPASS_MASK		BIT(23)
112*4882a593Smuzhiyun #define CFG_PLLCTL0_CLKOD_SHIFT		19
113*4882a593Smuzhiyun #define CFG_PLLCTL0_CLKOD_MASK		(0xf << 19)
114*4882a593Smuzhiyun #define CFG_PLLCTL0_PLLM_HI_SHIFT	12
115*4882a593Smuzhiyun #define CFG_PLLCTL0_PLLM_HI_MASK	(0x7f << 12)
116*4882a593Smuzhiyun #define CFG_PLLCTL0_PLLM_SHIFT		6
117*4882a593Smuzhiyun #define CFG_PLLCTL0_PLLM_MASK		(0x1fff << 6)
118*4882a593Smuzhiyun #define CFG_PLLCTL0_PLLD_SHIFT		0
119*4882a593Smuzhiyun #define CFG_PLLCTL0_PLLD_MASK		0x3f
120*4882a593Smuzhiyun 
121*4882a593Smuzhiyun /* Device Config PLLCTL1 */
122*4882a593Smuzhiyun #define CFG_PLLCTL1_RST_SHIFT	14
123*4882a593Smuzhiyun #define CFG_PLLCTL1_RST_MASK	BIT(14)
124*4882a593Smuzhiyun #define CFG_PLLCTL1_PAPLL_SHIFT	13
125*4882a593Smuzhiyun #define CFG_PLLCTL1_PAPLL_MASK	BIT(13)
126*4882a593Smuzhiyun #define CFG_PLLCTL1_ENSAT_SHIFT	6
127*4882a593Smuzhiyun #define CFG_PLLCTL1_ENSAT_MASK	BIT(6)
128*4882a593Smuzhiyun #define CFG_PLLCTL1_BWADJ_SHIFT	0
129*4882a593Smuzhiyun #define CFG_PLLCTL1_BWADJ_MASK	0xf
130*4882a593Smuzhiyun 
131*4882a593Smuzhiyun #define MISC_CTL1_ARM_PLL_EN	BIT(13)
132*4882a593Smuzhiyun 
133*4882a593Smuzhiyun #endif  /* _CLOCK_DEFS_H_ */
134