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-rw-r--r--arch/arm/mach-tegra/include/mach/pinmux.h88
1 files changed, 73 insertions, 15 deletions
diff --git a/arch/arm/mach-tegra/include/mach/pinmux.h b/arch/arm/mach-tegra/include/mach/pinmux.h
index bb7dfdb61205..055f1792c8ff 100644
--- a/arch/arm/mach-tegra/include/mach/pinmux.h
+++ b/arch/arm/mach-tegra/include/mach/pinmux.h
@@ -2,6 +2,7 @@
2 * linux/arch/arm/mach-tegra/include/mach/pinmux.h 2 * linux/arch/arm/mach-tegra/include/mach/pinmux.h
3 * 3 *
4 * Copyright (C) 2010 Google, Inc. 4 * Copyright (C) 2010 Google, Inc.
5 * Copyright (C) 2010,2011 Nvidia, Inc.
5 * 6 *
6 * This software is licensed under the terms of the GNU General Public 7 * This software is licensed under the terms of the GNU General Public
7 * License version 2, as published by the Free Software Foundation, and 8 * License version 2, as published by the Free Software Foundation, and
@@ -17,18 +18,13 @@
17#ifndef __MACH_TEGRA_PINMUX_H 18#ifndef __MACH_TEGRA_PINMUX_H
18#define __MACH_TEGRA_PINMUX_H 19#define __MACH_TEGRA_PINMUX_H
19 20
20#if defined(CONFIG_ARCH_TEGRA_2x_SOC)
21#include "pinmux-t2.h"
22#else
23#error "Undefined Tegra architecture"
24#endif
25
26enum tegra_mux_func { 21enum tegra_mux_func {
27 TEGRA_MUX_RSVD = 0x8000, 22 TEGRA_MUX_RSVD = 0x8000,
28 TEGRA_MUX_RSVD1 = 0x8000, 23 TEGRA_MUX_RSVD1 = 0x8000,
29 TEGRA_MUX_RSVD2 = 0x8001, 24 TEGRA_MUX_RSVD2 = 0x8001,
30 TEGRA_MUX_RSVD3 = 0x8002, 25 TEGRA_MUX_RSVD3 = 0x8002,
31 TEGRA_MUX_RSVD4 = 0x8003, 26 TEGRA_MUX_RSVD4 = 0x8003,
27 TEGRA_MUX_INVALID = 0x4000,
32 TEGRA_MUX_NONE = -1, 28 TEGRA_MUX_NONE = -1,
33 TEGRA_MUX_AHB_CLK, 29 TEGRA_MUX_AHB_CLK,
34 TEGRA_MUX_APB_CLK, 30 TEGRA_MUX_APB_CLK,
@@ -90,6 +86,49 @@ enum tegra_mux_func {
90 TEGRA_MUX_VI, 86 TEGRA_MUX_VI,
91 TEGRA_MUX_VI_SENSOR_CLK, 87 TEGRA_MUX_VI_SENSOR_CLK,
92 TEGRA_MUX_XIO, 88 TEGRA_MUX_XIO,
89 TEGRA_MUX_BLINK,
90 TEGRA_MUX_CEC,
91 TEGRA_MUX_CLK12,
92 TEGRA_MUX_DAP,
93 TEGRA_MUX_DAPSDMMC2,
94 TEGRA_MUX_DDR,
95 TEGRA_MUX_DEV3,
96 TEGRA_MUX_DTV,
97 TEGRA_MUX_VI_ALT1,
98 TEGRA_MUX_VI_ALT2,
99 TEGRA_MUX_VI_ALT3,
100 TEGRA_MUX_EMC_DLL,
101 TEGRA_MUX_EXTPERIPH1,
102 TEGRA_MUX_EXTPERIPH2,
103 TEGRA_MUX_EXTPERIPH3,
104 TEGRA_MUX_GMI_ALT,
105 TEGRA_MUX_HDA,
106 TEGRA_MUX_HSI,
107 TEGRA_MUX_I2C4,
108 TEGRA_MUX_I2C5,
109 TEGRA_MUX_I2CPWR,
110 TEGRA_MUX_I2S0,
111 TEGRA_MUX_I2S1,
112 TEGRA_MUX_I2S2,
113 TEGRA_MUX_I2S3,
114 TEGRA_MUX_I2S4,
115 TEGRA_MUX_NAND_ALT,
116 TEGRA_MUX_POPSDIO4,
117 TEGRA_MUX_POPSDMMC4,
118 TEGRA_MUX_PWM0,
119 TEGRA_MUX_PWM1,
120 TEGRA_MUX_PWM2,
121 TEGRA_MUX_PWM3,
122 TEGRA_MUX_SATA,
123 TEGRA_MUX_SPI5,
124 TEGRA_MUX_SPI6,
125 TEGRA_MUX_SYSCLK,
126 TEGRA_MUX_VGP1,
127 TEGRA_MUX_VGP2,
128 TEGRA_MUX_VGP3,
129 TEGRA_MUX_VGP4,
130 TEGRA_MUX_VGP5,
131 TEGRA_MUX_VGP6,
93 TEGRA_MUX_SAFE, 132 TEGRA_MUX_SAFE,
94 TEGRA_MAX_MUX, 133 TEGRA_MAX_MUX,
95}; 134};
@@ -105,6 +144,11 @@ enum tegra_tristate {
105 TEGRA_TRI_TRISTATE = 1, 144 TEGRA_TRI_TRISTATE = 1,
106}; 145};
107 146
147enum tegra_pin_io {
148 TEGRA_PIN_OUTPUT = 0,
149 TEGRA_PIN_INPUT = 1,
150};
151
108enum tegra_vddio { 152enum tegra_vddio {
109 TEGRA_VDDIO_BB = 0, 153 TEGRA_VDDIO_BB = 0,
110 TEGRA_VDDIO_LCD, 154 TEGRA_VDDIO_LCD,
@@ -115,10 +159,16 @@ enum tegra_vddio {
115 TEGRA_VDDIO_SYS, 159 TEGRA_VDDIO_SYS,
116 TEGRA_VDDIO_AUDIO, 160 TEGRA_VDDIO_AUDIO,
117 TEGRA_VDDIO_SD, 161 TEGRA_VDDIO_SD,
162 TEGRA_VDDIO_CAM,
163 TEGRA_VDDIO_GMI,
164 TEGRA_VDDIO_PEXCTL,
165 TEGRA_VDDIO_SDMMC1,
166 TEGRA_VDDIO_SDMMC3,
167 TEGRA_VDDIO_SDMMC4,
118}; 168};
119 169
120struct tegra_pingroup_config { 170struct tegra_pingroup_config {
121 enum tegra_pingroup pingroup; 171 int pingroup;
122 enum tegra_mux_func func; 172 enum tegra_mux_func func;
123 enum tegra_pullupdown pupd; 173 enum tegra_pullupdown pupd;
124 enum tegra_tristate tristate; 174 enum tegra_tristate tristate;
@@ -187,7 +237,7 @@ enum tegra_schmitt {
187}; 237};
188 238
189struct tegra_drive_pingroup_config { 239struct tegra_drive_pingroup_config {
190 enum tegra_drive_pingroup pingroup; 240 int pingroup;
191 enum tegra_hsm hsm; 241 enum tegra_hsm hsm;
192 enum tegra_schmitt schmitt; 242 enum tegra_schmitt schmitt;
193 enum tegra_drive drive; 243 enum tegra_drive drive;
@@ -208,6 +258,7 @@ struct tegra_pingroup_desc {
208 int funcs[4]; 258 int funcs[4];
209 int func_safe; 259 int func_safe;
210 int vddio; 260 int vddio;
261 enum tegra_pin_io io_default;
211 s16 tri_bank; /* Register bank the tri_reg exists within */ 262 s16 tri_bank; /* Register bank the tri_reg exists within */
212 s16 mux_bank; /* Register bank the mux_reg exists within */ 263 s16 mux_bank; /* Register bank the mux_reg exists within */
213 s16 pupd_bank; /* Register bank the pupd_reg exists within */ 264 s16 pupd_bank; /* Register bank the pupd_reg exists within */
@@ -217,15 +268,23 @@ struct tegra_pingroup_desc {
217 s8 tri_bit; /* offset into the TRISTATE_REG_* register bit */ 268 s8 tri_bit; /* offset into the TRISTATE_REG_* register bit */
218 s8 mux_bit; /* offset into the PIN_MUX_CTL_* register bit */ 269 s8 mux_bit; /* offset into the PIN_MUX_CTL_* register bit */
219 s8 pupd_bit; /* offset into the PULL_UPDOWN_REG_* register bit */ 270 s8 pupd_bit; /* offset into the PULL_UPDOWN_REG_* register bit */
271 s8 lock_bit; /* offset of the LOCK bit into mux register bit */
272 s8 od_bit; /* offset of the OD bit into mux register bit */
273 s8 ioreset_bit; /* offset of the IO_RESET bit into mux register bit */
220}; 274};
221 275
222extern const struct tegra_pingroup_desc tegra_soc_pingroups[]; 276typedef void (*pinmux_init) (const struct tegra_pingroup_desc **pg,
223extern const struct tegra_drive_pingroup_desc tegra_soc_drive_pingroups[]; 277 int *pg_max, const struct tegra_drive_pingroup_desc **pgdrive,
278 int *pgdrive_max);
224 279
225int tegra_pinmux_set_tristate(enum tegra_pingroup pg, 280void tegra20_pinmux_init(const struct tegra_pingroup_desc **pg, int *pg_max,
226 enum tegra_tristate tristate); 281 const struct tegra_drive_pingroup_desc **pgdrive, int *pgdrive_max);
227int tegra_pinmux_set_pullupdown(enum tegra_pingroup pg, 282
228 enum tegra_pullupdown pupd); 283void tegra30_pinmux_init(const struct tegra_pingroup_desc **pg, int *pg_max,
284 const struct tegra_drive_pingroup_desc **pgdrive, int *pgdrive_max);
285
286int tegra_pinmux_set_tristate(int pg, enum tegra_tristate tristate);
287int tegra_pinmux_set_pullupdown(int pg, enum tegra_pullupdown pupd);
229 288
230void tegra_pinmux_config_table(const struct tegra_pingroup_config *config, 289void tegra_pinmux_config_table(const struct tegra_pingroup_config *config,
231 int len); 290 int len);
@@ -241,4 +300,3 @@ void tegra_pinmux_config_tristate_table(const struct tegra_pingroup_config *conf
241void tegra_pinmux_config_pullupdown_table(const struct tegra_pingroup_config *config, 300void tegra_pinmux_config_pullupdown_table(const struct tegra_pingroup_config *config,
242 int len, enum tegra_pullupdown pupd); 301 int len, enum tegra_pullupdown pupd);
243#endif 302#endif
244