/* * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ /* Tegra30 pin multiplexing functions */ #include #include #include /* Convenient macro for defining pin group properties */ #define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \ { \ .funcs = { \ PMUX_FUNC_ ## f0, \ PMUX_FUNC_ ## f1, \ PMUX_FUNC_ ## f2, \ PMUX_FUNC_ ## f3, \ }, \ } /* Input and output pins */ #define PINI(pg_name, vdd, f0, f1, f2, f3) \ PIN(pg_name, vdd, f0, f1, f2, f3, INPUT) #define PINO(pg_name, vdd, f0, f1, f2, f3) \ PIN(pg_name, vdd, f0, f1, f2, f3, OUTPUT) static const struct pmux_pingrp_desc tegra30_pingroups[PMUX_PINGRP_COUNT] = { /* NAME VDD f0 f1 f2 f3 */ PINI(ULPI_DATA0, BB, SPI3, HSI, UARTA, ULPI), PINI(ULPI_DATA1, BB, SPI3, HSI, UARTA, ULPI), PINI(ULPI_DATA2, BB, SPI3, HSI, UARTA, ULPI), PINI(ULPI_DATA3, BB, SPI3, HSI, UARTA, ULPI), PINI(ULPI_DATA4, BB, SPI2, HSI, UARTA, ULPI), PINI(ULPI_DATA5, BB, SPI2, HSI, UARTA, ULPI), PINI(ULPI_DATA6, BB, SPI2, HSI, UARTA, ULPI), PINI(ULPI_DATA7, BB, SPI2, HSI, UARTA, ULPI), PINI(ULPI_CLK, BB, SPI1, RSVD2, UARTD, ULPI), PINI(ULPI_DIR, BB, SPI1, RSVD2, UARTD, ULPI), PINI(ULPI_NXT, BB, SPI1, RSVD2, UARTD, ULPI), PINI(ULPI_STP, BB, SPI1, RSVD2, UARTD, ULPI), PINI(DAP3_FS, BB, I2S2, RSVD2, DISPA, DISPB), PINI(DAP3_DIN, BB, I2S2, RSVD2, DISPA, DISPB), PINI(DAP3_DOUT, BB, I2S2, RSVD2, DISPA, DISPB), PINI(DAP3_SCLK, BB, I2S2, RSVD2, DISPA, DISPB), PINI(GPIO_PV0, BB, RSVD1, RSVD2, RSVD3, RSVD4), PINI(GPIO_PV1, BB, RSVD1, RSVD2, RSVD3, RSVD4), PINI(SDMMC1_CLK, SDMMC1, SDMMC1, RSVD2, RSVD3, UARTA), PINI(SDMMC1_CMD, SDMMC1, SDMMC1, RSVD2, RSVD3, UARTA), PINI(SDMMC1_DAT3, SDMMC1, SDMMC1, RSVD2, UARTE, UARTA), PINI(SDMMC1_DAT2, SDMMC1, SDMMC1, RSVD2, UARTE, UARTA), PINI(SDMMC1_DAT1, SDMMC1, SDMMC1, RSVD2, UARTE, UARTA), PINI(SDMMC1_DAT0, SDMMC1, SDMMC1, RSVD2, UARTE, UARTA), PINI(GPIO_PV2, SDMMC1, OWR, RSVD2, RSVD3, RSVD4), PINI(GPIO_PV3, SDMMC1, CLK_12M_OUT, RSVD2, RSVD3, RSVD4), PINI(CLK2_OUT, SDMMC1, EXTPERIPH2, RSVD2, RSVD3, RSVD4), PINI(CLK2_REQ, SDMMC1, DAP, RSVD2, RSVD3, RSVD4), PINO(LCD_PWR1, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_PWR2, LCD, DISPA, DISPB, SPI5, HDCP), PINO(LCD_SDIN, LCD, DISPA, DISPB, SPI5, RSVD4), PINO(LCD_SDOUT, LCD, DISPA, DISPB, SPI5, HDCP), PINO(LCD_WR_N, LCD, DISPA, DISPB, SPI5, HDCP), PINO(LCD_CS0_N, LCD, DISPA, DISPB, SPI5, RSVD4), PINO(LCD_DC0, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_SCK, LCD, DISPA, DISPB, SPI5, HDCP), PINO(LCD_PWR0, LCD, DISPA, DISPB, SPI5, HDCP), PINO(LCD_PCLK, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_DE, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_HSYNC, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_VSYNC, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D0, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D1, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D2, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D3, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D4, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D5, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D6, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D7, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D8, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D9, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D10, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D11, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D12, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D13, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D14, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D15, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D16, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D17, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D18, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D19, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D20, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D21, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D22, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_D23, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_CS1_N, LCD, DISPA, DISPB, SPI5, RSVD4), PINO(LCD_M1, LCD, DISPA, DISPB, RSVD3, RSVD4), PINO(LCD_DC1, LCD, DISPA, DISPB, RSVD3, RSVD4), PINI(HDMI_INT, LCD, HDMI, RSVD2, RSVD3, RSVD4), PINI(DDC_SCL, LCD, I2C4, RSVD2, RSVD3, RSVD4), PINI(DDC_SDA, LCD, I2C4, RSVD2, RSVD3, RSVD4), PINI(CRT_HSYNC, LCD, CRT, RSVD2, RSVD3, RSVD4), PINI(CRT_VSYNC, LCD, CRT, RSVD2, RSVD3, RSVD4), PINI(VI_D0, VI, DDR, RSVD2, VI, RSVD4), PINI(VI_D1, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D2, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D3, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D4, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D5, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D6, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D7, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D8, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D9, VI, DDR, SDMMC2, VI, RSVD4), PINI(VI_D10, VI, DDR, RSVD2, VI, RSVD4), PINI(VI_D11, VI, DDR, RSVD2, VI, RSVD4), PINI(VI_PCLK, VI, RSVD1, SDMMC2, VI, RSVD4), PINI(VI_MCLK, VI, VI, VI, VI, VI), PINI(VI_VSYNC, VI, DDR, RSVD2, VI, RSVD4), PINI(VI_HSYNC, VI, DDR, RSVD2, VI, RSVD4), PINI(UART2_RXD, UART, UARTB, SPDIF, UARTA, SPI4), PINI(UART2_TXD, UART, UARTB, SPDIF, UARTA, SPI4), PINI(UART2_RTS_N, UART, UARTA, UARTB, GMI, SPI4), PINI(UART2_CTS_N, UART, UARTA, UARTB, GMI, SPI4), PINI(UART3_TXD, UART, UARTC, RSVD2, GMI, RSVD4), PINI(UART3_RXD, UART, UARTC, RSVD2, GMI, RSVD4), PINI(UART3_CTS_N, UART, UARTC, RSVD2, GMI, RSVD4), PINI(UART3_RTS_N, UART, UARTC, PWM0, GMI, RSVD4), PINI(GPIO_PU0, UART, OWR, UARTA, GMI, RSVD4), PINI(GPIO_PU1, UART, RSVD1, UARTA, GMI, RSVD4), PINI(GPIO_PU2, UART, RSVD1, UARTA, GMI, RSVD4), PINI(GPIO_PU3, UART, PWM0, UARTA, GMI, RSVD4), PINI(GPIO_PU4, UART, PWM1, UARTA, GMI, RSVD4), PINI(GPIO_PU5, UART, PWM2, UARTA, GMI, RSVD4), PINI(GPIO_PU6, UART, PWM3, UARTA, GMI, RSVD4), PINI(GEN1_I2C_SDA, UART, I2C1, RSVD2, RSVD3, RSVD4), PINI(GEN1_I2C_SCL, UART, I2C1, RSVD2, RSVD3, RSVD4), PINI(DAP4_FS, UART, I2S3, RSVD2, GMI, RSVD4), PINI(DAP4_DIN, UART, I2S3, RSVD2, GMI, RSVD4), PINI(DAP4_DOUT, UART, I2S3, RSVD2, GMI, RSVD4), PINI(DAP4_SCLK, UART, I2S3, RSVD2, GMI, RSVD4), PINI(CLK3_OUT, UART, EXTPERIPH3, RSVD2, RSVD3, RSVD4), PINI(CLK3_REQ, UART, DEV3, RSVD2, RSVD3, RSVD4), PINI(GMI_WP_N, GMI, RSVD1, NAND, GMI, GMI_ALT), PINI(GMI_IORDY, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_WAIT, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_ADV_N, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_CLK, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_CS0_N, GMI, RSVD1, NAND, GMI, DTV), PINI(GMI_CS1_N, GMI, RSVD1, NAND, GMI, DTV), PINI(GMI_CS2_N, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_CS3_N, GMI, RSVD1, NAND, GMI, GMI_ALT), PINI(GMI_CS4_N, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_CS6_N, GMI, NAND, NAND_ALT, GMI, SATA), PINI(GMI_CS7_N, GMI, NAND, NAND_ALT, GMI, GMI_ALT), PINI(GMI_AD0, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD1, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD2, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD3, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD4, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD5, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD6, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD7, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD8, GMI, PWM0, NAND, GMI, RSVD4), PINI(GMI_AD9, GMI, PWM1, NAND, GMI, RSVD4), PINI(GMI_AD10, GMI, PWM2, NAND, GMI, RSVD4), PINI(GMI_AD11, GMI, PWM3, NAND, GMI, RSVD4), PINI(GMI_AD12, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD13, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD14, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_AD15, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_A16, GMI, UARTD, SPI4, GMI, GMI_ALT), PINI(GMI_A17, GMI, UARTD, SPI4, GMI, DTV), PINI(GMI_A18, GMI, UARTD, SPI4, GMI, DTV), PINI(GMI_A19, GMI, UARTD, SPI4, GMI, RSVD4), PINI(GMI_WR_N, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_OE_N, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_DQS, GMI, RSVD1, NAND, GMI, RSVD4), PINI(GMI_RST_N, GMI, NAND, NAND_ALT, GMI, RSVD4), PINI(GEN2_I2C_SCL, GMI, I2C2, HDCP, GMI, RSVD4), PINI(GEN2_I2C_SDA, GMI, I2C2, HDCP, GMI, RSVD4), PINI(SDMMC4_CLK, SDMMC4, RSVD1, NAND, GMI, SDMMC4), PINI(SDMMC4_CMD, SDMMC4, I2C3, NAND, GMI, SDMMC4), PINI(SDMMC4_DAT0, SDMMC4, UARTE, SPI3, GMI, SDMMC4), PINI(SDMMC4_DAT1, SDMMC4, UARTE, SPI3, GMI, SDMMC4), PINI(SDMMC4_DAT2, SDMMC4, UARTE, SPI3, GMI, SDMMC4), PINI(SDMMC4_DAT3, SDMMC4, UARTE, SPI3, GMI, SDMMC4), PINI(SDMMC4_DAT4, SDMMC4, I2C3, I2S4, GMI, SDMMC4), PINI(SDMMC4_DAT5, SDMMC4, VGP3, I2S4, GMI, SDMMC4), PINI(SDMMC4_DAT6, SDMMC4, VGP4, I2S4, GMI, SDMMC4), PINI(SDMMC4_DAT7, SDMMC4, VGP5, I2S4, GMI, SDMMC4), PINI(SDMMC4_RST_N, SDMMC4, VGP6, RSVD2, RSVD3, SDMMC4), PINI(CAM_MCLK, CAM, VI, RSVD2, VI_ALT2, SDMMC4), PINI(GPIO_PCC1, CAM, I2S4, RSVD2, RSVD3, SDMMC4), PINI(GPIO_PBB0, CAM, I2S4, RSVD2, RSVD3, SDMMC4), PINI(CAM_I2C_SCL, CAM, VGP1, I2C3, RSVD3, SDMMC4), PINI(CAM_I2C_SDA, CAM, VGP2, I2C3, RSVD3, SDMMC4), PINI(GPIO_PBB3, CAM, VGP3, DISPA, DISPB, SDMMC4), PINI(GPIO_PBB4, CAM, VGP4, DISPA, DISPB, SDMMC4), PINI(GPIO_PBB5, CAM, VGP5, DISPA, DISPB, SDMMC4), PINI(GPIO_PBB6, CAM, VGP6, DISPA, DISPB, SDMMC4), PINI(GPIO_PBB7, CAM, I2S4, RSVD2, RSVD3, SDMMC4), PINI(GPIO_PCC2, CAM, I2S4, RSVD2, RSVD3, RSVD4), PINI(JTAG_RTCK, SYS, RTCK, RSVD2, RSVD3, RSVD4), PINI(PWR_I2C_SCL, SYS, I2CPWR, RSVD2, RSVD3, RSVD4), PINI(PWR_I2C_SDA, SYS, I2CPWR, RSVD2, RSVD3, RSVD4), PINI(KB_ROW0, SYS, KBC, NAND, RSVD3, RSVD4), PINI(KB_ROW1, SYS, KBC, NAND, RSVD3, RSVD4), PINI(KB_ROW2, SYS, KBC, NAND, RSVD3, RSVD4), PINI(KB_ROW3, SYS, KBC, NAND, RSVD3, RSVD4), PINI(KB_ROW4, SYS, KBC, NAND, TRACE, RSVD4), PINI(KB_ROW5, SYS, KBC, NAND, TRACE, OWR), PINI(KB_ROW6, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW7, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW8, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW9, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW10, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW11, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW12, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW13, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW14, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_ROW15, SYS, KBC, NAND, SDMMC2, MIO), PINI(KB_COL0, SYS, KBC, NAND, TRACE, TEST), PINI(KB_COL1, SYS, KBC, NAND, TRACE, TEST), PINI(KB_COL2, SYS, KBC, NAND, TRACE, RSVD4), PINI(KB_COL3, SYS, KBC, NAND, TRACE, RSVD4), PINI(KB_COL4, SYS, KBC, NAND, TRACE, RSVD4), PINI(KB_COL5, SYS, KBC, NAND, TRACE, RSVD4), PINI(KB_COL6, SYS, KBC, NAND, TRACE, MIO), PINI(KB_COL7, SYS, KBC, NAND, TRACE, MIO), PINI(CLK_32K_OUT, SYS, BLINK, RSVD2, RSVD3, RSVD4), PINI(SYS_CLK_REQ, SYS, SYSCLK, RSVD2, RSVD3, RSVD4), PINI(CORE_PWR_REQ, SYS, CORE_PWR_REQ, RSVD2, RSVD3, RSVD4), PINI(CPU_PWR_REQ, SYS, CPU_PWR_REQ, RSVD2, RSVD3, RSVD4), PINI(PWR_INT_N, SYS, PWR_INT_N, RSVD2, RSVD3, RSVD4), PINI(CLK_32K_IN, SYS, CLK_32K_IN, RSVD2, RSVD3, RSVD4), PINI(OWR, SYS, OWR, CEC, RSVD3, RSVD4), PINI(DAP1_FS, AUDIO, I2S0, HDA, GMI, SDMMC2), PINI(DAP1_DIN, AUDIO, I2S0, HDA, GMI, SDMMC2), PINI(DAP1_DOUT, AUDIO, I2S0, HDA, GMI, SDMMC2), PINI(DAP1_SCLK, AUDIO, I2S0, HDA, GMI, SDMMC2), PINI(CLK1_REQ, AUDIO, DAP, HDA, RSVD3, RSVD4), PINI(CLK1_OUT, AUDIO, EXTPERIPH1, RSVD2, RSVD3, RSVD4), PINI(SPDIF_IN, AUDIO, SPDIF, HDA, I2C1, SDMMC2), PINI(SPDIF_OUT, AUDIO, SPDIF, RSVD2, I2C1, SDMMC2), PINI(DAP2_FS, AUDIO, I2S1, HDA, RSVD3, GMI), PINI(DAP2_DIN, AUDIO, I2S1, HDA, RSVD3, GMI), PINI(DAP2_DOUT, AUDIO, I2S1, HDA, RSVD3, GMI), PINI(DAP2_SCLK, AUDIO, I2S1, HDA, RSVD3, GMI), PINI(SPI2_MOSI, AUDIO, SPI6, SPI2, GMI, GMI), PINI(SPI2_MISO, AUDIO, SPI6, SPI2, GMI, GMI), PINI(SPI2_CS0_N, AUDIO, SPI6, SPI2, GMI, GMI), PINI(SPI2_SCK, AUDIO, SPI6, SPI2, GMI, GMI), PINI(SPI1_MOSI, AUDIO, SPI2, SPI1, SPI2_ALT, GMI), PINI(SPI1_SCK, AUDIO, SPI2, SPI1, SPI2_ALT, GMI), PINI(SPI1_CS0_N, AUDIO, SPI2, SPI1, SPI2_ALT, GMI), PINI(SPI1_MISO, AUDIO, SPI3, SPI1, SPI2_ALT, RSVD4), PINI(SPI2_CS1_N, AUDIO, SPI3, SPI2, SPI2_ALT, I2C1), PINI(SPI2_CS2_N, AUDIO, SPI3, SPI2, SPI2_ALT, I2C1), PINI(SDMMC3_CLK, SDMMC3, UARTA, PWM2, SDMMC3, SPI3), PINI(SDMMC3_CMD, SDMMC3, UARTA, PWM3, SDMMC3, SPI2), PINI(SDMMC3_DAT0, SDMMC3, RSVD1, RSVD2, SDMMC3, SPI3), PINI(SDMMC3_DAT1, SDMMC3, RSVD1, RSVD2, SDMMC3, SPI3), PINI(SDMMC3_DAT2, SDMMC3, RSVD1, PWM1, SDMMC3, SPI3), PINI(SDMMC3_DAT3, SDMMC3, RSVD1, PWM0, SDMMC3, SPI3), PINI(SDMMC3_DAT4, SDMMC3, PWM1, SPI4, SDMMC3, SPI2), PINI(SDMMC3_DAT5, SDMMC3, PWM0, SPI4, SDMMC3, SPI2), PINI(SDMMC3_DAT6, SDMMC3, SPDIF, SPI4, SDMMC3, SPI2), PINI(SDMMC3_DAT7, SDMMC3, SPDIF, SPI4, SDMMC3, SPI2), PINI(PEX_L0_PRSNT_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L0_RST_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L0_CLKREQ_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_WAKE_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L1_PRSNT_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L1_RST_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L1_CLKREQ_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L2_PRSNT_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L2_RST_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(PEX_L2_CLKREQ_N, PEXCTL, PCIE, HDA, RSVD3, RSVD4), PINI(HDMI_CEC, SYS, CEC, RSVD2, RSVD3, RSVD4), }; const struct pmux_pingrp_desc *tegra_soc_pingroups = tegra30_pingroups;