1 /*
2  * sun9i clock register definitions
3  *
4  * (C) Copyright 2015 Hans de Goede <hdegoede@redhat.com>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #ifndef _SUNXI_CLOCK_SUN9I_H
10 #define _SUNXI_CLOCK_SUN9I_H
11 
12 struct sunxi_ccm_reg {
13 	u32 pll1_c0_cfg;	/* 0x00 c0cpu# pll configuration */
14 	u32 pll2_c1_cfg;	/* 0x04 c1cpu# pll configuration */
15 	u32 pll3_audio_cfg;	/* 0x08 audio pll configuration */
16 	u32 pll4_periph0_cfg;	/* 0x0c peripheral0 pll configuration */
17 	u32 pll5_ve_cfg;	/* 0x10 videoengine pll configuration */
18 	u32 pll6_ddr_cfg;	/* 0x14 ddr pll configuration */
19 	u32 pll7_video0_cfg;	/* 0x18 video0 pll configuration */
20 	u32 pll8_video1_cfg;	/* 0x1c video1 pll configuration */
21 	u32 pll9_gpu_cfg;	/* 0x20 gpu pll configuration */
22 	u32 pll10_de_cfg;	/* 0x24 displayengine pll configuration */
23 	u32 pll11_isp_cfg;	/* 0x28 isp pll6 ontrol */
24 	u32 pll12_periph1_cfg;	/* 0x2c peripheral1 pll configuration */
25 	u8 reserved1[0x20];	/* 0x30 */
26 	u32 cpu_clk_source;	/* 0x50 cpu clk source configuration */
27 	u32 c0_cfg;		/* 0x54 cpu cluster 0 clock configuration */
28 	u32 c1_cfg;		/* 0x58 cpu cluster 1 clock configuration */
29 	u32 gtbus_cfg;		/* 0x5c gtbus clock configuration */
30 	u32 ahb0_cfg;		/* 0x60 ahb0 clock configuration */
31 	u32 ahb1_cfg;		/* 0x64 ahb1 clock configuration */
32 	u32 ahb2_cfg;		/* 0x68 ahb2 clock configuration */
33 	u8 reserved2[0x04];	/* 0x6c */
34 	u32 apb0_cfg;		/* 0x70 apb0 clock configuration */
35 	u32 apb1_cfg;		/* 0x74 apb1 clock configuration */
36 	u32 cci400_cfg;		/* 0x78 cci400 clock configuration */
37 	u8 reserved3[0x04];	/* 0x7c */
38 	u32 ats_cfg;		/* 0x80 ats clock configuration */
39 	u32 trace_cfg;		/* 0x84 trace clock configuration */
40 	u8 reserved4[0xf8];	/* 0x88 */
41 	u32 clk_output_a;	/* 0x180 clk_output_a */
42 	u32 clk_output_b;	/* 0x184 clk_output_a */
43 	u8 reserved5[0x278];	/* 0x188 */
44 
45 	u32 nand0_clk_cfg0;	/* 0x400 nand0 clock configuration0 */
46 	u32 nand0_clk_cfg1;	/* 0x404 nand1 clock configuration */
47 	u8 reserved6[0x08];	/* 0x408 */
48 	u32 sd0_clk_cfg;	/* 0x410 sd0 clock configuration */
49 	u32 sd1_clk_cfg;	/* 0x414 sd1 clock configuration */
50 	u32 sd2_clk_cfg;	/* 0x418 sd2 clock configuration */
51 	u32 sd3_clk_cfg;	/* 0x41c sd3 clock configuration */
52 	u8 reserved7[0x08];	/* 0x420 */
53 	u32 ts_clk_cfg;		/* 0x428 transport stream clock cfg */
54 	u32 ss_clk_cfg;		/* 0x42c security system clock cfg */
55 	u32 spi0_clk_cfg;	/* 0x430 spi0 clock configuration */
56 	u32 spi1_clk_cfg;	/* 0x434 spi1 clock configuration */
57 	u32 spi2_clk_cfg;	/* 0x438 spi2 clock configuration */
58 	u32 spi3_clk_cfg;	/* 0x43c spi3 clock configuration */
59 	u8 reserved8[0x50];	/* 0x440 */
60 	u32 de_clk_cfg;		/* 0x490 display engine clock configuration */
61 	u8 reserved9[0x04];	/* 0x494 */
62 	u32 mp_clk_cfg;		/* 0x498 mp clock configuration */
63 	u32 lcd0_clk_cfg;	/* 0x49c LCD0 module clock */
64 	u32 lcd1_clk_cfg;	/* 0x4a0 LCD1 module clock */
65 	u8 reserved10[0x1c];	/* 0x4a4 */
66 	u32 csi_isp_clk_cfg;	/* 0x4c0 CSI ISP module clock */
67 	u32 csi0_clk_cfg;	/* 0x4c4 CSI0 module clock */
68 	u32 csi1_clk_cfg;	/* 0x4c8 CSI1 module clock */
69 	u32 fd_clk_cfg;		/* 0x4cc FD module clock */
70 	u32 ve_clk_cfg;		/* 0x4d0 VE module clock */
71 	u32 avs_clk_cfg;	/* 0x4d4 AVS module clock */
72 	u8 reserved11[0x18];	/* 0x4d8 */
73 	u32 gpu_core_clk_cfg;	/* 0x4f0 GPU core clock config */
74 	u32 gpu_mem_clk_cfg;	/* 0x4f4 GPU memory clock config */
75 	u32 gpu_axi_clk_cfg;	/* 0x4f8 GPU AXI clock config */
76 	u8 reserved12[0x10];	/* 0x4fc */
77 	u32 gp_adc_clk_cfg;	/* 0x50c General Purpose ADC clk config */
78 	u8 reserved13[0x70];	/* 0x510 */
79 
80 	u32 ahb_gate0;		/* 0x580 AHB0 Gating Register */
81 	u32 ahb_gate1;		/* 0x584 AHB1 Gating Register */
82 	u32 ahb_gate2;		/* 0x588 AHB2 Gating Register */
83 	u8 reserved14[0x04];	/* 0x58c */
84 	u32 apb0_gate;		/* 0x590 APB0 Clock Gating Register */
85 	u32 apb1_gate;		/* 0x594 APB1 Clock Gating Register */
86 	u8 reserved15[0x08];	/* 0x598 */
87 	u32 ahb_reset0_cfg;	/* 0x5a0 AHB0 Software Reset Register */
88 	u32 ahb_reset1_cfg;	/* 0x5a4 AHB1 Software Reset Register */
89 	u32 ahb_reset2_cfg;	/* 0x5a8 AHB2 Software Reset Register */
90 	u8 reserved16[0x04];	/* 0x5ac */
91 	u32 apb0_reset_cfg;	/* 0x5b0 Bus Software Reset Register 3 */
92 	u32 apb1_reset_cfg;	/* 0x5b4 Bus Software Reset Register 4 */
93 };
94 
95 /* pll4_periph0_cfg */
96 #define PLL4_CFG_DEFAULT		0x90002800 /* 960 MHz */
97 
98 #define CCM_PLL4_CTRL_N_SHIFT		8
99 #define CCM_PLL4_CTRL_N_MASK		(0xff << CCM_PLL4_CTRL_N_SHIFT)
100 #define CCM_PLL4_CTRL_P_SHIFT		16
101 #define CCM_PLL4_CTRL_P_MASK		(0x1 << CCM_PLL4_CTRL_P_SHIFT)
102 #define CCM_PLL4_CTRL_M_SHIFT		18
103 #define CCM_PLL4_CTRL_M_MASK		(0x1 << CCM_PLL4_CTRL_M_SHIFT)
104 
105 /* sd#_clk_cfg fields */
106 #define CCM_MMC_CTRL_M(x)		((x) - 1)
107 #define CCM_MMC_CTRL_OCLK_DLY(x)	((x) << 8)
108 #define CCM_MMC_CTRL_N(x)		((x) << 16)
109 #define CCM_MMC_CTRL_SCLK_DLY(x)	((x) << 20)
110 #define CCM_MMC_CTRL_OSCM24		(0 << 24)
111 #define CCM_MMC_CTRL_PLL_PERIPH0	(1 << 24)
112 #define CCM_MMC_CTRL_ENABLE		(1 << 31)
113 
114 /* ahb_gate0 fields */
115 /* On sun9i all sdc-s share their ahb gate, so ignore (x) */
116 #define AHB_GATE_OFFSET_MMC(x)		8
117 
118 /* apb1_gate fields */
119 #define APB1_GATE_UART_SHIFT		16
120 #define APB1_GATE_UART_MASK		(0xff << APB1_GATE_UART_SHIFT)
121 #define APB1_GATE_TWI_SHIFT		0
122 #define APB1_GATE_TWI_MASK		(0xf << APB1_GATE_TWI_SHIFT)
123 
124 /* ahb_reset0_cfg fields */
125 /* On sun9i all sdc-s share their ahb reset, so ignore (x) */
126 #define AHB_RESET_OFFSET_MMC(x)		8
127 
128 /* apb1_reset_cfg fields */
129 #define APB1_RESET_UART_SHIFT		16
130 #define APB1_RESET_UART_MASK		(0xff << APB1_RESET_UART_SHIFT)
131 #define APB1_RESET_TWI_SHIFT		0
132 #define APB1_RESET_TWI_MASK		(0xf << APB1_RESET_TWI_SHIFT)
133 
134 
135 #ifndef __ASSEMBLY__
136 unsigned int clock_get_pll4_periph0(void);
137 #endif
138 
139 #endif /* _SUNXI_CLOCK_SUN9I_H */
140