1 /*
2  * (C) Copyright 2017 Rockchip Electronics Co., Ltd
3  * Author: Andy Yan <andy.yan@rock-chips.com>
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6 #ifndef _ASM_ARCH_CRU_RK3368_H
7 #define _ASM_ARCH_CRU_RK3368_H
8 
9 #include <common.h>
10 
11 
12 /* RK3368 clock numbers */
13 enum rk3368_pll_id {
14 	APLLB,
15 	APLLL,
16 	DPLL,
17 	CPLL,
18 	GPLL,
19 	NPLL,
20 	PLL_COUNT,
21 };
22 
23 struct rk3368_cru {
24 	struct rk3368_pll {
25 		unsigned int con0;
26 		unsigned int con1;
27 		unsigned int con2;
28 		unsigned int con3;
29 	} pll[6];
30 	unsigned int reserved[0x28];
31 	unsigned int clksel_con[56];
32 	unsigned int reserved1[8];
33 	unsigned int clkgate_con[25];
34 	unsigned int reserved2[7];
35 	unsigned int glb_srst_fst_val;
36 	unsigned int glb_srst_snd_val;
37 	unsigned int reserved3[0x1e];
38 	unsigned int softrst_con[15];
39 	unsigned int reserved4[0x11];
40 	unsigned int misc_con;
41 	unsigned int glb_cnt_th;
42 	unsigned int glb_rst_con;
43 	unsigned int glb_rst_st;
44 	unsigned int reserved5[0x1c];
45 	unsigned int sdmmc_con[2];
46 	unsigned int sdio0_con[2];
47 	unsigned int sdio1_con[2];
48 	unsigned int emmc_con[2];
49 };
50 check_member(rk3368_cru, emmc_con[1], 0x41c);
51 
52 struct rk3368_clk_priv {
53 	struct rk3368_cru *cru;
54 	ulong rate;
55 	bool has_bwadj;
56 };
57 
58 enum {
59 	/* PLL CON0 */
60 	PLL_NR_SHIFT			= 8,
61 	PLL_NR_MASK			= GENMASK(13, 8),
62 	PLL_OD_SHIFT			= 0,
63 	PLL_OD_MASK			= GENMASK(3, 0),
64 
65 	/* PLL CON1 */
66 	PLL_LOCK_STA			= BIT(31),
67 	PLL_NF_SHIFT			= 0,
68 	PLL_NF_MASK			= GENMASK(12, 0),
69 
70 	/* PLL CON2 */
71 	PLL_BWADJ_SHIFT			= 0,
72 	PLL_BWADJ_MASK			= GENMASK(11, 0),
73 
74 	/* PLL CON3 */
75 	PLL_MODE_SHIFT			= 8,
76 	PLL_MODE_MASK			= GENMASK(9, 8),
77 	PLL_MODE_SLOW			= 0,
78 	PLL_MODE_NORMAL			= 1,
79 	PLL_MODE_DEEP_SLOW		= 3,
80 	PLL_RESET_SHIFT			= 5,
81 	PLL_RESET			= 1,
82 	PLL_RESET_MASK			= GENMASK(5, 5),
83 
84 	/* CLKSEL12_CON */
85 	MCU_STCLK_DIV_SHIFT		= 8,
86 	MCU_STCLK_DIV_MASK		= GENMASK(10, 8),
87 	MCU_PLL_SEL_SHIFT		= 7,
88 	MCU_PLL_SEL_MASK		= BIT(7),
89 	MCU_PLL_SEL_CPLL		= 0,
90 	MCU_PLL_SEL_GPLL		= 1,
91 	MCU_CLK_DIV_SHIFT		= 0,
92 	MCU_CLK_DIV_MASK		= GENMASK(4, 0),
93 
94 	/* CLKSEL51_CON */
95 	MMC_PLL_SEL_SHIFT		= 8,
96 	MMC_PLL_SEL_MASK		= GENMASK(9, 8),
97 	MMC_PLL_SEL_CPLL		= 0,
98 	MMC_PLL_SEL_GPLL,
99 	MMC_PLL_SEL_USBPHY_480M,
100 	MMC_PLL_SEL_24M,
101 	MMC_CLK_DIV_SHIFT		= 0,
102 	MMC_CLK_DIV_MASK		= GENMASK(6, 0),
103 
104 	/* SOFTRST1_CON */
105 	MCU_PO_SRST_MASK		= BIT(13),
106 	MCU_SYS_SRST_MASK		= BIT(12),
107 
108 	/* GLB_RST_CON */
109 	PMU_GLB_SRST_CTRL_SHIFT		= 2,
110 	PMU_GLB_SRST_CTRL_MASK		= GENMASK(3, 2),
111 	PMU_RST_BY_FST_GLB_SRST 	= 0,
112 	PMU_RST_BY_SND_GLB_SRST 	= 1,
113 	PMU_RST_DISABLE			= 2,
114 	WDT_GLB_SRST_CTRL_SHIFT		= 1,
115 	WDT_GLB_SRST_CTRL_MASK		= BIT(1),
116 	WDT_TRIGGER_SND_GLB_SRST 	= 0,
117 	WDT_TRIGGER_FST_GLB_SRST 	= 1,
118 	TSADC_GLB_SRST_CTRL_SHIFT 	= 0,
119 	TSADC_GLB_SRST_CTRL_MASK  	= BIT(0),
120 	TSADC_TRIGGER_SND_GLB_SRST 	= 0,
121 	TSADC_TRIGGER_FST_GLB_SRST 	= 1,
122 
123 };
124 #endif
125