2 * (C) Copyright 2010,2011
3 * NVIDIA Corporation <www.nvidia.com>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 #ifndef _TEGRA_CLK_RST_H_
25 #define _TEGRA_CLK_RST_H_
27 /* PLL registers - there are several PLLs in the clock controller */
29 uint pll_base; /* the control register */
30 uint pll_out[2]; /* output control */
31 uint pll_misc; /* other misc things */
34 /* PLL registers - there are several PLLs in the clock controller */
35 struct clk_pll_simple {
36 uint pll_base; /* the control register */
37 uint pll_misc; /* other misc things */
40 /* RST_DEV_(L,H,U,V,W)_(SET,CLR) and CLK_ENB_(L,H,U,V,W)_(SET,CLR) */
47 * Most PLLs use the clk_pll structure, but some have a simpler two-member
48 * structure for which we use clk_pll_simple. The reason for this non-
49 * othogonal setup is not stated.
52 TEGRA_CLK_PLLS = 6, /* Number of normal PLLs */
53 TEGRA_CLK_SIMPLE_PLLS = 3, /* Number of simple PLLs */
54 TEGRA_CLK_REGS = 3, /* Number of clock enable regs L/H/U */
55 TEGRA_CLK_SOURCES = 64, /* Number of ppl clock sources L/H/U */
56 TEGRA_CLK_REGS_VW = 2, /* Number of clock enable regs V/W */
57 TEGRA_CLK_SOURCES_VW = 32, /* Number of ppl clock sources V/W*/
60 /* Clock/Reset Controller (CLK_RST_CONTROLLER_) regs */
62 uint crc_rst_src; /* _RST_SOURCE_0,0x00 */
63 uint crc_rst_dev[TEGRA_CLK_REGS]; /* _RST_DEVICES_L/H/U_0 */
64 uint crc_clk_out_enb[TEGRA_CLK_REGS]; /* _CLK_OUT_ENB_L/H/U_0 */
65 uint crc_reserved0; /* reserved_0, 0x1C */
66 uint crc_cclk_brst_pol; /* _CCLK_BURST_POLICY_0,0x20 */
67 uint crc_super_cclk_div; /* _SUPER_CCLK_DIVIDER_0,0x24 */
68 uint crc_sclk_brst_pol; /* _SCLK_BURST_POLICY_0, 0x28 */
69 uint crc_super_sclk_div; /* _SUPER_SCLK_DIVIDER_0,0x2C */
70 uint crc_clk_sys_rate; /* _CLK_SYSTEM_RATE_0, 0x30 */
71 uint crc_prog_dly_clk; /* _PROG_DLY_CLK_0, 0x34 */
72 uint crc_aud_sync_clk_rate; /* _AUDIO_SYNC_CLK_RATE_0,0x38 */
73 uint crc_reserved1; /* reserved_1, 0x3C */
74 uint crc_cop_clk_skip_plcy; /* _COP_CLK_SKIP_POLICY_0,0x40 */
75 uint crc_clk_mask_arm; /* _CLK_MASK_ARM_0, 0x44 */
76 uint crc_misc_clk_enb; /* _MISC_CLK_ENB_0, 0x48 */
77 uint crc_clk_cpu_cmplx; /* _CLK_CPU_CMPLX_0, 0x4C */
78 uint crc_osc_ctrl; /* _OSC_CTRL_0, 0x50 */
79 uint crc_pll_lfsr; /* _PLL_LFSR_0, 0x54 */
80 uint crc_osc_freq_det; /* _OSC_FREQ_DET_0, 0x58 */
81 uint crc_osc_freq_det_stat; /* _OSC_FREQ_DET_STATUS_0,0x5C */
82 uint crc_reserved2[8]; /* reserved_2[8], 0x60-7C */
84 struct clk_pll crc_pll[TEGRA_CLK_PLLS]; /* PLLs from 0x80 to 0xdc */
86 /* PLLs from 0xe0 to 0xf4 */
87 struct clk_pll_simple crc_pll_simple[TEGRA_CLK_SIMPLE_PLLS];
89 uint crc_reserved10; /* _reserved_10, 0xF8 */
90 uint crc_reserved11; /* _reserved_11, 0xFC */
92 uint crc_clk_src[TEGRA_CLK_SOURCES]; /*_I2S1_0... 0x100-1fc */
94 uint crc_reserved20[64]; /* _reserved_20, 0x200-2fc */
96 /* _RST_DEV_L/H/U_SET_0 0x300 ~ 0x314 */
97 struct clk_set_clr crc_rst_dev_ex[TEGRA_CLK_REGS];
99 uint crc_reserved30[2]; /* _reserved_30, 0x318, 0x31c */
101 /* _CLK_ENB_L/H/U_CLR_0 0x320 ~ 0x334 */
102 struct clk_set_clr crc_clk_enb_ex[TEGRA_CLK_REGS];
104 uint crc_reserved31[2]; /* _reserved_31, 0x338, 0x33c */
106 uint crc_cpu_cmplx_set; /* _RST_CPU_CMPLX_SET_0, 0x340 */
107 uint crc_cpu_cmplx_clr; /* _RST_CPU_CMPLX_CLR_0, 0x344 */
109 /* Additional (T30) registers */
110 uint crc_clk_cpu_cmplx_set; /* _CLK_CPU_CMPLX_SET_0, 0x348 */
111 uint crc_clk_cpu_cmplx_clr; /* _CLK_CPU_CMPLX_SET_0, 0x34c */
113 uint crc_reserved32[2]; /* _reserved_32, 0x350,0x354 */
115 uint crc_rst_dev_vw[TEGRA_CLK_REGS_VW]; /* _RST_DEVICES_V/W_0 */
116 uint crc_clk_out_enb_vw[TEGRA_CLK_REGS_VW]; /* _CLK_OUT_ENB_V/W_0 */
117 uint crc_cclkg_brst_pol; /* _CCLKG_BURST_POLICY_0, 0x368 */
118 uint crc_super_cclkg_div; /* _SUPER_CCLKG_DIVIDER_0, 0x36C */
119 uint crc_cclklp_brst_pol; /* _CCLKLP_BURST_POLICY_0, 0x370 */
120 uint crc_super_cclkp_div; /* _SUPER_CCLKLP_DIVIDER_0, 0x374 */
121 uint crc_clk_cpug_cmplx; /* _CLK_CPUG_CMPLX_0, 0x378 */
122 uint crc_clk_cpulp_cmplx; /* _CLK_CPULP_CMPLX_0, 0x37C */
123 uint crc_cpu_softrst_ctrl; /* _CPU_SOFTRST_CTRL_0, 0x380 */
124 uint crc_reserved33[11]; /* _reserved_33, 0x384-3ac */
125 uint crc_clk_src_vw[TEGRA_CLK_SOURCES_VW]; /* _G3D2_0..., 0x3b0-0x42c */
126 /* _RST_DEV_V/W_SET_0 0x430 ~ 0x43c */
127 struct clk_set_clr crc_rst_dev_ex_vw[TEGRA_CLK_REGS_VW];
128 /* _CLK_ENB_V/W_CLR_0 0x440 ~ 0x44c */
129 struct clk_set_clr crc_clk_enb_ex_vw[TEGRA_CLK_REGS_VW];
130 uint crc_reserved40[12]; /* _reserved_40, 0x450-47C */
131 uint crc_pll_cfg0; /* _PLL_CFG0_0, 0x480 */
132 uint crc_pll_cfg1; /* _PLL_CFG1_0, 0x484 */
133 uint crc_pll_cfg2; /* _PLL_CFG2_0, 0x488 */
136 /* CLK_RST_CONTROLLER_CLK_CPU_CMPLX_0 */
137 #define CPU3_CLK_STP_SHIFT 11
138 #define CPU2_CLK_STP_SHIFT 10
139 #define CPU1_CLK_STP_SHIFT 9
140 #define CPU0_CLK_STP_SHIFT 8
141 #define CPU0_CLK_STP_MASK (1U << CPU0_CLK_STP_SHIFT)
143 /* CLK_RST_CONTROLLER_PLLx_BASE_0 */
144 #define PLL_BYPASS_SHIFT 31
145 #define PLL_BYPASS_MASK (1U << PLL_BYPASS_SHIFT)
147 #define PLL_ENABLE_SHIFT 30
148 #define PLL_ENABLE_MASK (1U << PLL_ENABLE_SHIFT)
150 #define PLL_BASE_OVRRIDE_MASK (1U << 28)
152 #define PLL_DIVP_SHIFT 20
153 #define PLL_DIVP_MASK (7U << PLL_DIVP_SHIFT)
155 #define PLL_DIVN_SHIFT 8
156 #define PLL_DIVN_MASK (0x3ffU << PLL_DIVN_SHIFT)
158 #define PLL_DIVM_SHIFT 0
159 #define PLL_DIVM_MASK (0x1f << PLL_DIVM_SHIFT)
161 /* CLK_RST_CONTROLLER_PLLx_OUTx_0 */
162 #define PLL_OUT_RSTN (1 << 0)
163 #define PLL_OUT_CLKEN (1 << 1)
164 #define PLL_OUT_OVRRIDE (1 << 2)
166 #define PLL_OUT_RATIO_SHIFT 8
167 #define PLL_OUT_RATIO_MASK (0xffU << PLL_OUT_RATIO_SHIFT)
169 /* CLK_RST_CONTROLLER_PLLx_MISC_0 */
170 #define PLL_DCCON_SHIFT 20
171 #define PLL_DCCON_MASK (1U << PLL_DCCON_SHIFT)
173 #define PLL_LOCK_ENABLE_SHIFT 18
174 #define PLL_LOCK_ENABLE_MASK (1U << PLL_LOCK_ENABLE_SHIFT)
176 #define PLL_CPCON_SHIFT 8
177 #define PLL_CPCON_MASK (15U << PLL_CPCON_SHIFT)
179 #define PLL_LFCON_SHIFT 4
180 #define PLL_LFCON_MASK (15U << PLL_LFCON_SHIFT)
182 #define PLLU_VCO_FREQ_SHIFT 20
183 #define PLLU_VCO_FREQ_MASK (1U << PLLU_VCO_FREQ_SHIFT)
185 #define PLLP_OUT1_OVR (1 << 2)
186 #define PLLP_OUT2_OVR (1 << 18)
187 #define PLLP_OUT3_OVR (1 << 2)
188 #define PLLP_OUT4_OVR (1 << 18)
189 #define PLLP_OUT1_RATIO 8
190 #define PLLP_OUT2_RATIO 24
191 #define PLLP_OUT3_RATIO 8
192 #define PLLP_OUT4_RATIO 24
195 IN_408_OUT_204_DIVISOR = 2,
196 IN_408_OUT_102_DIVISOR = 6,
197 IN_408_OUT_48_DIVISOR = 15,
198 IN_408_OUT_9_6_DIVISOR = 83,
201 /* CLK_RST_CONTROLLER_OSC_CTRL_0 */
202 #define OSC_XOBP_SHIFT 1
203 #define OSC_XOBP_MASK (1U << OSC_XOBP_SHIFT)
206 * CLK_RST_CONTROLLER_CLK_SOURCE_x_OUT_0 - the mask here is normally 8 bits
207 * but can be 16. We could use knowledge we have to restrict the mask in
208 * the 8-bit cases (the divider_bits value returned by
209 * get_periph_clock_source()) but it does not seem worth it since the code
210 * already checks the ranges of values it is writing, in clk_get_divider().
212 #define OUT_CLK_DIVISOR_SHIFT 0
213 #define OUT_CLK_DIVISOR_MASK (0xffff << OUT_CLK_DIVISOR_SHIFT)
215 #define OUT_CLK_SOURCE_SHIFT 30
216 #define OUT_CLK_SOURCE_MASK (3U << OUT_CLK_SOURCE_SHIFT)
218 #define OUT_CLK_SOURCE4_SHIFT 28
219 #define OUT_CLK_SOURCE4_MASK (15U << OUT_CLK_SOURCE4_SHIFT)
221 /* CLK_RST_CONTROLLER_SCLK_BURST_POLICY */
222 #define SCLK_SYS_STATE_SHIFT 28U
223 #define SCLK_SYS_STATE_MASK (15U << SCLK_SYS_STATE_SHIFT)
225 SCLK_SYS_STATE_STDBY,
228 SCLK_SYS_STATE_IRQ = 4U,
229 SCLK_SYS_STATE_FIQ = 8U,
231 #define SCLK_COP_FIQ_MASK (1 << 27)
232 #define SCLK_CPU_FIQ_MASK (1 << 26)
233 #define SCLK_COP_IRQ_MASK (1 << 25)
234 #define SCLK_CPU_IRQ_MASK (1 << 24)
236 #define SCLK_SWAKEUP_FIQ_SOURCE_SHIFT 12
237 #define SCLK_SWAKEUP_FIQ_SOURCE_MASK \
238 (7 << SCLK_SWAKEUP_FIQ_SOURCE_SHIFT)
239 #define SCLK_SWAKEUP_IRQ_SOURCE_SHIFT 8
240 #define SCLK_SWAKEUP_IRQ_SOURCE_MASK \
241 (7 << SCLK_SWAKEUP_FIQ_SOURCE_SHIFT)
242 #define SCLK_SWAKEUP_RUN_SOURCE_SHIFT 4
243 #define SCLK_SWAKEUP_RUN_SOURCE_MASK \
244 (7 << SCLK_SWAKEUP_FIQ_SOURCE_SHIFT)
245 #define SCLK_SWAKEUP_IDLE_SOURCE_SHIFT 0
247 #define SCLK_SWAKEUP_IDLE_SOURCE_MASK \
248 (7 << SCLK_SWAKEUP_FIQ_SOURCE_SHIFT)
251 SCLK_SOURCE_PLLC_OUT1,
252 SCLK_SOURCE_PLLP_OUT4,
253 SCLK_SOURCE_PLLP_OUT3,
254 SCLK_SOURCE_PLLP_OUT2,
257 SCLK_SOURCE_PLLM_OUT1,
259 #define SCLK_SWAKE_FIQ_SRC_PLLM_OUT1 (7 << 12)
260 #define SCLK_SWAKE_IRQ_SRC_PLLM_OUT1 (7 << 8)
261 #define SCLK_SWAKE_RUN_SRC_PLLM_OUT1 (7 << 4)
262 #define SCLK_SWAKE_IDLE_SRC_PLLM_OUT1 (7 << 0)
264 /* CLK_RST_CONTROLLER_SUPER_SCLK_DIVIDER */
265 #define SUPER_SCLK_ENB_SHIFT 31U
266 #define SUPER_SCLK_ENB_MASK (1U << 31)
267 #define SUPER_SCLK_DIVIDEND_SHIFT 8
268 #define SUPER_SCLK_DIVIDEND_MASK (0xff << SUPER_SCLK_DIVIDEND_SHIFT)
269 #define SUPER_SCLK_DIVISOR_SHIFT 0
270 #define SUPER_SCLK_DIVISOR_MASK (0xff << SUPER_SCLK_DIVISOR_SHIFT)
272 /* CLK_RST_CONTROLLER_CLK_SYSTEM_RATE */
273 #define CLK_SYS_RATE_HCLK_DISABLE_SHIFT 7
274 #define CLK_SYS_RATE_HCLK_DISABLE_MASK (1 << CLK_SYS_RATE_HCLK_DISABLE_SHIFT)
275 #define CLK_SYS_RATE_AHB_RATE_SHIFT 4
276 #define CLK_SYS_RATE_AHB_RATE_MASK (3 << CLK_SYS_RATE_AHB_RATE_SHIFT)
277 #define CLK_SYS_RATE_PCLK_DISABLE_SHIFT 3
278 #define CLK_SYS_RATE_PCLK_DISABLE_MASK (1 << CLK_SYS_RATE_PCLK_DISABLE_SHIFT)
279 #define CLK_SYS_RATE_APB_RATE_SHIFT 0
280 #define CLK_SYS_RATE_APB_RATE_MASK (3 << CLK_SYS_RATE_AHB_RATE_SHIFT)
282 #endif /* _TEGRA_CLK_RST_H_ */