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Vikas Manocha33913c52014-11-18 10:42:22 -08001/*
2 * (C) Copyright 2014
3 * Vikas Manocha, ST Micoelectronics, vikas.manocha@st.com
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8#ifndef _STV0991_CGU_H
9#define _STV0991_CGU_H
10
11struct stv0991_cgu_regs {
12 u32 cpu_freq; /* offset 0x0 */
13 u32 icn2_freq; /* offset 0x4 */
14 u32 dma_freq; /* offset 0x8 */
15 u32 isp_freq; /* offset 0xc */
16 u32 h264_freq; /* offset 0x10 */
17 u32 osif_freq; /* offset 0x14 */
18 u32 ren_freq; /* offset 0x18 */
19 u32 tim_freq; /* offset 0x1c */
20 u32 sai_freq; /* offset 0x20 */
21 u32 eth_freq; /* offset 0x24 */
22 u32 i2c_freq; /* offset 0x28 */
23 u32 spi_freq; /* offset 0x2c */
24 u32 uart_freq; /* offset 0x30 */
25 u32 qspi_freq; /* offset 0x34 */
26 u32 sdio_freq; /* offset 0x38 */
27 u32 usi_freq; /* offset 0x3c */
28 u32 can_line_freq; /* offset 0x40 */
29 u32 debug_freq; /* offset 0x44 */
30 u32 trace_freq; /* offset 0x48 */
31 u32 stm_freq; /* offset 0x4c */
32 u32 eth_ctrl; /* offset 0x50 */
33 u32 reserved[3]; /* offset 0x54 */
34 u32 osc_ctrl; /* offset 0x60 */
35 u32 pll1_ctrl; /* offset 0x64 */
36 u32 pll1_freq; /* offset 0x68 */
37 u32 pll1_fract; /* offset 0x6c */
38 u32 pll1_spread; /* offset 0x70 */
39 u32 pll1_status; /* offset 0x74 */
40 u32 pll2_ctrl; /* offset 0x78 */
41 u32 pll2_freq; /* offset 0x7c */
42 u32 pll2_fract; /* offset 0x80 */
43 u32 pll2_spread; /* offset 0x84 */
44 u32 pll2_status; /* offset 0x88 */
45 u32 cgu_enable_1; /* offset 0x8c */
46 u32 cgu_enable_2; /* offset 0x90 */
47 u32 cgu_isp_pulse; /* offset 0x94 */
48 u32 cgu_h264_pulse; /* offset 0x98 */
49 u32 cgu_osif_pulse; /* offset 0x9c */
50 u32 cgu_ren_pulse; /* offset 0xa0 */
51
52};
53
54/* CGU Timer */
55#define CLK_TMR_OSC 0
56#define CLK_TMR_MCLK 1
57#define CLK_TMR_PLL1 2
58#define CLK_TMR_PLL2 3
59#define MDIV_SHIFT_TMR 3
60#define DIV_SHIFT_TMR 6
61
62#define TIMER1_CLK_CFG (0 << DIV_SHIFT_TMR \
63 | 0 << MDIV_SHIFT_TMR | CLK_TMR_MCLK)
64
65/* Clock Enable/Disable */
66
67#define TIMER1_CLK_EN (1 << 15)
68
69/* CGU Uart config */
70#define CLK_UART_MCLK 0
71#define CLK_UART_PLL1 1
72#define CLK_UART_PLL2 2
73
74#define MDIV_SHIFT_UART 3
75#define DIV_SHIFT_UART 6
76
77#define UART_CLK_CFG (4 << DIV_SHIFT_UART \
78 | 1 << MDIV_SHIFT_UART | CLK_UART_MCLK)
79
Vikas Manocha32b9e712014-11-18 10:42:23 -080080/* CGU Ethernet clock config */
81#define CLK_ETH_MCLK 0
82#define CLK_ETH_PLL1 1
83#define CLK_ETH_PLL2 2
84
85#define MDIV_SHIFT_ETH 3
86#define DIV_SHIFT_ETH 6
87#define DIV_ETH_125 9
88#define DIV_ETH_50 12
89#define DIV_ETH_P2P 15
90
91#define ETH_CLK_CFG (4 << DIV_ETH_P2P | 4 << DIV_ETH_50 \
92 | 1 << DIV_ETH_125 \
93 | 0 << DIV_SHIFT_ETH \
94 | 3 << MDIV_SHIFT_ETH | CLK_ETH_PLL1)
95 /* CGU Ethernet control */
96
97#define ETH_CLK_TX_EXT_PHY 0
98#define ETH_CLK_TX_125M 1
99#define ETH_CLK_TX_25M 2
100#define ETH_CLK_TX_2M5 3
101#define ETH_CLK_TX_DIS 7
102
103#define ETH_CLK_RX_EXT_PHY 0
104#define ETH_CLK_RX_25M 1
105#define ETH_CLK_RX_2M5 2
106#define ETH_CLK_RX_DIS 3
107#define RX_CLK_SHIFT 3
108#define ETH_CLK_MASK ~(0x1F)
109
110#define ETH_PHY_MODE_GMII 0
111#define ETH_PHY_MODE_RMII 1
112#define ETH_PHY_CLK_DIS 1
113
114#define ETH_CLK_CTRL (ETH_CLK_RX_EXT_PHY << RX_CLK_SHIFT \
115 | ETH_CLK_TX_EXT_PHY)
Vikas Manocha20cdba52015-07-02 18:29:40 -0700116/* CGU qspi clock */
117#define DIV_HCLK1_SHIFT 9
118#define DIV_CRYP_SHIFT 6
119#define MDIV_QSPI_SHIFT 3
120
121#define CLK_QSPI_OSC 0
122#define CLK_QSPI_MCLK 1
123#define CLK_QSPI_PLL1 2
124#define CLK_QSPI_PLL2 3
125
126#define QSPI_CLK_CTRL (3 << DIV_HCLK1_SHIFT \
127 | 1 << DIV_CRYP_SHIFT \
128 | 0 << MDIV_QSPI_SHIFT \
129 | CLK_QSPI_OSC)
130
Vikas Manocha33913c52014-11-18 10:42:22 -0800131#endif