| /* |
| * 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 <http://www.gnu.org/licenses/>. |
| */ |
| |
| /* Tegra114 pin multiplexing functions */ |
| |
| #include <common.h> |
| #include <asm/io.h> |
| #include <asm/arch/tegra.h> |
| #include <asm/arch/pinmux.h> |
| |
| struct tegra_pingroup_desc { |
| const char *name; |
| enum pmux_func funcs[4]; |
| enum pmux_func func_safe; |
| enum pmux_vddio vddio; |
| enum pmux_pin_io io; |
| }; |
| |
| #define PMUX_MUXCTL_SHIFT 0 |
| #define PMUX_PULL_SHIFT 2 |
| #define PMUX_TRISTATE_SHIFT 4 |
| #define PMUX_TRISTATE_MASK (1 << PMUX_TRISTATE_SHIFT) |
| #define PMUX_IO_SHIFT 5 |
| #define PMUX_OD_SHIFT 6 |
| #define PMUX_LOCK_SHIFT 7 |
| #define PMUX_IO_RESET_SHIFT 8 |
| #define PMUX_RCV_SEL_SHIFT 9 |
| |
| #define PGRP_HSM_SHIFT 2 |
| #define PGRP_SCHMT_SHIFT 3 |
| #define PGRP_LPMD_SHIFT 4 |
| #define PGRP_LPMD_MASK (3 << PGRP_LPMD_SHIFT) |
| #define PGRP_DRVDN_SHIFT 12 |
| #define PGRP_DRVDN_MASK (0x7F << PGRP_DRVDN_SHIFT) |
| #define PGRP_DRVUP_SHIFT 20 |
| #define PGRP_DRVUP_MASK (0x7F << PGRP_DRVUP_SHIFT) |
| #define PGRP_SLWR_SHIFT 28 |
| #define PGRP_SLWR_MASK (3 << PGRP_SLWR_SHIFT) |
| #define PGRP_SLWF_SHIFT 30 |
| #define PGRP_SLWF_MASK (3 << PGRP_SLWF_SHIFT) |
| |
| /* Convenient macro for defining pin group properties */ |
| #define PIN(pg_name, vdd, f0, f1, f2, f3, iod) \ |
| { \ |
| .vddio = PMUX_VDDIO_ ## vdd, \ |
| .funcs = { \ |
| PMUX_FUNC_ ## f0, \ |
| PMUX_FUNC_ ## f1, \ |
| PMUX_FUNC_ ## f2, \ |
| PMUX_FUNC_ ## f3, \ |
| }, \ |
| .func_safe = PMUX_FUNC_RSVD1, \ |
| .io = PMUX_PIN_ ## iod, \ |
| } |
| |
| /* 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) |
| |
| /* A pin group number which is not used */ |
| #define PIN_RESERVED \ |
| PIN(NONE, NONE, INVALID, INVALID, INVALID, INVALID, NONE) |
| |
| const struct tegra_pingroup_desc tegra_soc_pingroups[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, SPI5, UARTD, ULPI), |
| PINI(ULPI_DIR, BB, SPI1, SPI5, UARTD, ULPI), |
| PINI(ULPI_NXT, BB, SPI1, SPI5, UARTD, ULPI), |
| PINI(ULPI_STP, BB, SPI1, SPI5, UARTD, ULPI), |
| PINI(DAP3_FS, BB, I2S2, SPI5, DISPA, DISPB), |
| PINI(DAP3_DIN, BB, I2S2, SPI5, DISPA, DISPB), |
| PINI(DAP3_DOUT, BB, I2S2, SPI5, DISPA, DISPB), |
| PINI(DAP3_SCLK, BB, I2S2, SPI5, DISPA, DISPB), |
| PINI(GPIO_PV0, BB, USB, RSVD2, RSVD3, RSVD4), |
| PINI(GPIO_PV1, BB, RSVD1, RSVD2, RSVD3, RSVD4), |
| PINI(SDMMC1_CLK, SDMMC1, SDMMC1, CLK12, RSVD3, RSVD4), |
| PINI(SDMMC1_CMD, SDMMC1, SDMMC1, SPDIF, SPI4, UARTA), |
| PINI(SDMMC1_DAT3, SDMMC1, SDMMC1, SPDIF, SPI4, UARTA), |
| PINI(SDMMC1_DAT2, SDMMC1, SDMMC1, PWM0, SPI4, UARTA), |
| PINI(SDMMC1_DAT1, SDMMC1, SDMMC1, PWM1, SPI4, UARTA), |
| PINI(SDMMC1_DAT0, SDMMC1, SDMMC1, RSVD2, SPI4, UARTA), |
| PIN_RESERVED, /* Reserved by t114: 0x3060 - 0x3064 */ |
| PIN_RESERVED, |
| PINI(CLK2_OUT, SDMMC1, EXTPERIPH2, RSVD2, RSVD3, RSVD4), |
| PINI(CLK2_REQ, SDMMC1, DAP, RSVD2, RSVD3, RSVD4), |
| PIN_RESERVED, /* Reserved by t114: 0x3070 - 0x310c */ |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PINI(HDMI_INT, LCD, RSVD1, RSVD2, RSVD3, RSVD4), |
| PINI(DDC_SCL, LCD, I2C4, RSVD2, RSVD3, RSVD4), |
| PINI(DDC_SDA, LCD, I2C4, RSVD2, RSVD3, RSVD4), |
| PIN_RESERVED, /* Reserved by t114: 0x311c - 0x3160 */ |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PINI(UART2_RXD, UART, UARTB, SPDIF, UARTA, SPI4), |
| PINI(UART2_TXD, UART, UARTB, SPDIF, UARTA, SPI4), |
| PINI(UART2_RTS_N, UART, UARTA, UARTB, RSVD3, SPI4), |
| PINI(UART2_CTS_N, UART, UARTA, UARTB, RSVD3, SPI4), |
| PINI(UART3_TXD, UART, UARTC, RSVD2, RSVD3, SPI4), |
| PINI(UART3_RXD, UART, UARTC, RSVD2, RSVD3, SPI4), |
| PINI(UART3_CTS_N, UART, UARTC, SDMMC1, DTV, SPI4), |
| PINI(UART3_RTS_N, UART, UARTC, PWM0, DTV, DISPA), |
| PINI(GPIO_PU0, UART, OWR, UARTA, RSVD3, RSVD4), |
| PINI(GPIO_PU1, UART, RSVD1, UARTA, RSVD3, RSVD4), |
| PINI(GPIO_PU2, UART, RSVD1, UARTA, RSVD3, RSVD4), |
| PINI(GPIO_PU3, UART, PWM0, UARTA, DISPA, DISPB), |
| PINI(GPIO_PU4, UART, PWM1, UARTA, DISPA, DISPB), |
| PINI(GPIO_PU5, UART, PWM2, UARTA, DISPA, DISPB), |
| PINI(GPIO_PU6, UART, PWM3, UARTA, USB, DISPB), |
| PINI(GEN1_I2C_SDA, UART, I2C1, RSVD2, RSVD3, RSVD4), |
| PINI(GEN1_I2C_SCL, UART, I2C1, RSVD2, RSVD3, RSVD4), |
| PINI(DAP4_FS, UART, I2S3, RSVD2, DTV, RSVD4), |
| PINI(DAP4_DIN, UART, I2S3, RSVD2, RSVD3, RSVD4), |
| PINI(DAP4_DOUT, UART, I2S3, RSVD2, DTV, RSVD4), |
| PINI(DAP4_SCLK, UART, I2S3, RSVD2, RSVD3, 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, SDMMC2, RSVD2, GMI, TRACE), |
| PINI(GMI_WAIT, GMI, SPI4, NAND, GMI, DTV), |
| PINI(GMI_ADV_N, GMI, RSVD1, NAND, GMI, TRACE), |
| PINI(GMI_CLK, GMI, SDMMC2, NAND, GMI, TRACE), |
| PINI(GMI_CS0_N, GMI, RSVD1, NAND, GMI, USB), |
| PINI(GMI_CS1_N, GMI, RSVD1, NAND, GMI, SOC), |
| PINI(GMI_CS2_N, GMI, SDMMC2, NAND, GMI, TRACE), |
| PINI(GMI_CS3_N, GMI, SDMMC2, NAND, GMI, GMI_ALT), |
| PINI(GMI_CS4_N, GMI, USB, NAND, GMI, TRACE), |
| PINI(GMI_CS6_N, GMI, NAND, NAND_ALT, GMI, SPI4), |
| PINI(GMI_CS7_N, GMI, NAND, NAND_ALT, GMI, SDMMC2), |
| 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, SPI4), |
| PINI(GMI_AD6, GMI, RSVD1, NAND, GMI, SPI4), |
| PINI(GMI_AD7, GMI, RSVD1, NAND, GMI, SPI4), |
| PINI(GMI_AD8, GMI, PWM0, NAND, GMI, DTV), |
| PINI(GMI_AD9, GMI, PWM1, NAND, GMI, CLDVFS), |
| PINI(GMI_AD10, GMI, PWM2, NAND, GMI, CLDVFS), |
| PINI(GMI_AD11, GMI, PWM3, NAND, GMI, USB), |
| PINI(GMI_AD12, GMI, SDMMC2, NAND, GMI, RSVD4), |
| PINI(GMI_AD13, GMI, SDMMC2, NAND, GMI, RSVD4), |
| PINI(GMI_AD14, GMI, SDMMC2, NAND, GMI, DTV), |
| PINI(GMI_AD15, GMI, SDMMC2, NAND, GMI, DTV), |
| PINI(GMI_A16, GMI, UARTD, TRACE, GMI, GMI_ALT), |
| PINI(GMI_A17, GMI, UARTD, RSVD2, GMI, TRACE), |
| PINI(GMI_A18, GMI, UARTD, RSVD2, GMI, TRACE), |
| PINI(GMI_A19, GMI, UARTD, SPI4, GMI, TRACE), |
| PINI(GMI_WR_N, GMI, RSVD1, NAND, GMI, SPI4), |
| PINI(GMI_OE_N, GMI, RSVD1, NAND, GMI, SOC), |
| PINI(GMI_DQS, GMI, SDMMC2, NAND, GMI, TRACE), |
| PINI(GMI_RST_N, GMI, NAND, NAND_ALT, GMI, RSVD4), |
| PINI(GEN2_I2C_SCL, GMI, I2C2, RSVD2, GMI, RSVD4), |
| PINI(GEN2_I2C_SDA, GMI, I2C2, RSVD2, GMI, RSVD4), |
| PINI(SDMMC4_CLK, SDMMC4, SDMMC4, RSVD2, GMI, RSVD4), |
| PINI(SDMMC4_CMD, SDMMC4, SDMMC4, RSVD2, GMI, RSVD4), |
| PINI(SDMMC4_DAT0, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
| PINI(SDMMC4_DAT1, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
| PINI(SDMMC4_DAT2, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
| PINI(SDMMC4_DAT3, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
| PINI(SDMMC4_DAT4, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
| PINI(SDMMC4_DAT5, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
| PINI(SDMMC4_DAT6, SDMMC4, SDMMC4, SPI3, GMI, RSVD4), |
| PINI(SDMMC4_DAT7, SDMMC4, SDMMC4, RSVD2, GMI, RSVD4), |
| PIN_RESERVED, /* Reserved by t114: 0x3280 */ |
| PINI(CAM_MCLK, CAM, VI, VI_ALT1, VI_ALT3, RSVD4), |
| PINI(GPIO_PCC1, CAM, I2S4, RSVD2, RSVD3, RSVD4), |
| PINI(GPIO_PBB0, CAM, I2S4, VI, VI_ALT1, VI_ALT3), |
| PINI(CAM_I2C_SCL, CAM, VGP1, I2C3, RSVD3, RSVD4), |
| PINI(CAM_I2C_SDA, CAM, VGP2, I2C3, RSVD3, RSVD4), |
| PINI(GPIO_PBB3, CAM, VGP3, DISPA, DISPB, RSVD4), |
| PINI(GPIO_PBB4, CAM, VGP4, DISPA, DISPB, RSVD4), |
| PINI(GPIO_PBB5, CAM, VGP5, DISPA, DISPB, RSVD4), |
| PINI(GPIO_PBB6, CAM, VGP6, DISPA, DISPB, RSVD4), |
| PINI(GPIO_PBB7, CAM, I2S4, RSVD2, RSVD3, RSVD4), |
| 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, RSVD2, DTV, RSVD4), |
| PINI(KB_ROW1, SYS, KBC, RSVD2, DTV, RSVD4), |
| PINI(KB_ROW2, SYS, KBC, RSVD2, DTV, SOC), |
| PINI(KB_ROW3, SYS, KBC, DISPA, RSVD3, DISPB), |
| PINI(KB_ROW4, SYS, KBC, DISPA, SPI2, DISPB), |
| PINI(KB_ROW5, SYS, KBC, DISPA, SPI2, DISPB), |
| PINI(KB_ROW6, SYS, KBC, DISPA, RSVD3, DISPB), |
| PINI(KB_ROW7, SYS, KBC, RSVD2, CLDVFS, UARTA), |
| PINI(KB_ROW8, SYS, KBC, RSVD2, RSVD3, UARTA), |
| PINI(KB_ROW9, SYS, KBC, RSVD2, RSVD3, UARTA), |
| PINI(KB_ROW10, SYS, KBC, RSVD2, RSVD3, UARTA), |
| PIN_RESERVED, /* Reserved by t114: 0x32e8 - 0x32f8 */ |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PINI(KB_COL0, SYS, KBC, USB, SPI2, EMC_DLL), |
| PINI(KB_COL1, SYS, KBC, RSVD2, SPI2, EMC_DLL), |
| PINI(KB_COL2, SYS, KBC, RSVD2, SPI2, RSVD4), |
| PINI(KB_COL3, SYS, KBC, DISPA, PWM2, UARTA), |
| PINI(KB_COL4, SYS, KBC, OWR, SDMMC3, UARTA), |
| PINI(KB_COL5, SYS, KBC, RSVD2, SDMMC1, RSVD4), |
| PINI(KB_COL6, SYS, KBC, RSVD2, SPI2, RSVD4), |
| PINI(KB_COL7, SYS, KBC, RSVD2, SPI2, RSVD4), |
| PINI(CLK_32K_OUT, SYS, BLINK, SOC, RSVD3, RSVD4), |
| PINI(SYS_CLK_REQ, SYS, SYSCLK, RSVD2, RSVD3, RSVD4), |
| PINI(CORE_PWR_REQ, SYS, PWRON, RSVD2, RSVD3, RSVD4), |
| PINI(CPU_PWR_REQ, SYS, CPU, RSVD2, RSVD3, RSVD4), |
| PINI(PWR_INT_N, SYS, PMI, RSVD2, RSVD3, RSVD4), |
| PINI(CLK_32K_IN, SYS, CLK, RSVD2, RSVD3, RSVD4), |
| PINI(OWR, SYS, OWR, RSVD2, RSVD3, RSVD4), |
| PINI(DAP1_FS, AUDIO, I2S0, HDA, GMI, RSVD4), |
| PINI(DAP1_DIN, AUDIO, I2S0, HDA, GMI, RSVD4), |
| PINI(DAP1_DOUT, AUDIO, I2S0, HDA, GMI, RSVD4), |
| PINI(DAP1_SCLK, AUDIO, I2S0, HDA, GMI, RSVD4), |
| PINI(CLK1_REQ, AUDIO, DAP, DAP1, RSVD3, RSVD4), |
| PINI(CLK1_OUT, AUDIO, EXTPERIPH1, DAP2, RSVD3, RSVD4), |
| PINI(SPDIF_IN, AUDIO, SPDIF, USB, RSVD3, RSVD4), |
| PINI(SPDIF_OUT, AUDIO, SPDIF, RSVD2, RSVD3, RSVD4), |
| PINI(DAP2_FS, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
| PINI(DAP2_DIN, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
| PINI(DAP2_DOUT, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
| PINI(DAP2_SCLK, AUDIO, I2S1, HDA, RSVD3, RSVD4), |
| PINI(DVFS_PWM, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4), |
| PINI(GPIO_X1_AUD, AUDIO, SPI6, RSVD2, RSVD3, RSVD4), |
| PINI(GPIO_X3_AUD, AUDIO, SPI6, SPI1, RSVD3, RSVD4), |
| PINI(DVFS_CLK, AUDIO, SPI6, CLDVFS, RSVD3, RSVD4), |
| PINI(GPIO_X4_AUD, AUDIO, RSVD1, SPI1, SPI2, DAP2), |
| PINI(GPIO_X5_AUD, AUDIO, RSVD1, SPI1, SPI2, RSVD4), |
| PINI(GPIO_X6_AUD, AUDIO, SPI6, SPI1, SPI2, RSVD4), |
| PINI(GPIO_X7_AUD, AUDIO, RSVD1, SPI1, SPI2, RSVD4), |
| PIN_RESERVED, /* Reserved by t114: 0x3388 - 0x338c */ |
| PIN_RESERVED, |
| PINI(SDMMC3_CLK, SDMMC3, SDMMC3, RSVD2, RSVD3, SPI3), |
| PINI(SDMMC3_CMD, SDMMC3, SDMMC3, PWM3, UARTA, SPI3), |
| PINI(SDMMC3_DAT0, SDMMC3, SDMMC3, RSVD2, RSVD3, SPI3), |
| PINI(SDMMC3_DAT1, SDMMC3, SDMMC3, PWM2, UARTA, SPI3), |
| PINI(SDMMC3_DAT2, SDMMC3, SDMMC3, PWM1, DISPA, SPI3), |
| PINI(SDMMC3_DAT3, SDMMC3, SDMMC3, PWM0, DISPB, SPI3), |
| PIN_RESERVED, /* Reserved by t114: 0x33a8 - 0x33dc */ |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PIN_RESERVED, |
| PINI(HDMI_CEC, SYS, CEC, SDMMC3, RSVD3, SOC), |
| PINI(SDMMC1_WP_N, SDMMC1, SDMMC1, CLK12, SPI4, UARTA), |
| PINI(SDMMC3_CD_N, SYS, SDMMC3, OWR, RSVD3, RSVD4), |
| PINI(GPIO_W2_AUD, AUDIO, SPI6, RSVD2, SPI2, I2C1), |
| PINI(GPIO_W3_AUD, AUDIO, SPI6, SPI1, SPI2, I2C1), |
| PINI(USB_VBUS_EN0, LCD, USB, RSVD2, RSVD3, RSVD4), |
| PINI(USB_VBUS_EN1, LCD, USB, RSVD2, RSVD3, RSVD4), |
| PINI(SDMMC3_CLK_LB_IN, SDMMC3, SDMMC3, RSVD2, RSVD3, RSVD4), |
| PINI(SDMMC3_CLK_LB_OUT, SDMMC3, SDMMC3, RSVD2, RSVD3, RSVD4), |
| PIN_RESERVED, /* Reserved by t114: 0x3404 */ |
| PINO(RESET_OUT_N, SYS, RSVD1, RSVD2, RSVD3, RESET_OUT_N), |
| }; |
| |
| void pinmux_set_tristate(enum pmux_pingrp pin, int enable) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *tri = &pmt->pmt_ctl[pin]; |
| u32 reg; |
| |
| /* Error check on pin */ |
| assert(pmux_pingrp_isvalid(pin)); |
| |
| reg = readl(tri); |
| if (enable) |
| reg |= PMUX_TRISTATE_MASK; |
| else |
| reg &= ~PMUX_TRISTATE_MASK; |
| writel(reg, tri); |
| } |
| |
| void pinmux_tristate_enable(enum pmux_pingrp pin) |
| { |
| pinmux_set_tristate(pin, 1); |
| } |
| |
| void pinmux_tristate_disable(enum pmux_pingrp pin) |
| { |
| pinmux_set_tristate(pin, 0); |
| } |
| |
| void pinmux_set_pullupdown(enum pmux_pingrp pin, enum pmux_pull pupd) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pull = &pmt->pmt_ctl[pin]; |
| u32 reg; |
| |
| /* Error check on pin and pupd */ |
| assert(pmux_pingrp_isvalid(pin)); |
| assert(pmux_pin_pupd_isvalid(pupd)); |
| |
| reg = readl(pull); |
| reg &= ~(0x3 << PMUX_PULL_SHIFT); |
| reg |= (pupd << PMUX_PULL_SHIFT); |
| writel(reg, pull); |
| } |
| |
| void pinmux_set_func(enum pmux_pingrp pin, enum pmux_func func) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *muxctl = &pmt->pmt_ctl[pin]; |
| int i, mux = -1; |
| u32 reg; |
| |
| /* Error check on pin and func */ |
| assert(pmux_pingrp_isvalid(pin)); |
| assert(pmux_func_isvalid(func)); |
| |
| /* Handle special values */ |
| if (func == PMUX_FUNC_SAFE) |
| func = tegra_soc_pingroups[pin].func_safe; |
| |
| if (func & PMUX_FUNC_RSVD1) { |
| mux = func & 0x3; |
| } else { |
| /* Search for the appropriate function */ |
| for (i = 0; i < 4; i++) { |
| if (tegra_soc_pingroups[pin].funcs[i] == func) { |
| mux = i; |
| break; |
| } |
| } |
| } |
| assert(mux != -1); |
| |
| reg = readl(muxctl); |
| reg &= ~(0x3 << PMUX_MUXCTL_SHIFT); |
| reg |= (mux << PMUX_MUXCTL_SHIFT); |
| writel(reg, muxctl); |
| |
| } |
| |
| void pinmux_set_io(enum pmux_pingrp pin, enum pmux_pin_io io) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pin_io = &pmt->pmt_ctl[pin]; |
| u32 reg; |
| |
| /* Error check on pin and io */ |
| assert(pmux_pingrp_isvalid(pin)); |
| assert(pmux_pin_io_isvalid(io)); |
| |
| reg = readl(pin_io); |
| reg &= ~(0x1 << PMUX_IO_SHIFT); |
| reg |= (io & 0x1) << PMUX_IO_SHIFT; |
| writel(reg, pin_io); |
| } |
| |
| static int pinmux_set_lock(enum pmux_pingrp pin, enum pmux_pin_lock lock) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pin_lock = &pmt->pmt_ctl[pin]; |
| u32 reg; |
| |
| /* Error check on pin and lock */ |
| assert(pmux_pingrp_isvalid(pin)); |
| assert(pmux_pin_lock_isvalid(lock)); |
| |
| if (lock == PMUX_PIN_LOCK_DEFAULT) |
| return 0; |
| |
| reg = readl(pin_lock); |
| reg &= ~(0x1 << PMUX_LOCK_SHIFT); |
| if (lock == PMUX_PIN_LOCK_ENABLE) |
| reg |= (0x1 << PMUX_LOCK_SHIFT); |
| else { |
| /* lock == DISABLE, which isn't possible */ |
| printf("%s: Warning: lock == %d, DISABLE is not allowed!\n", |
| __func__, lock); |
| } |
| writel(reg, pin_lock); |
| |
| return 0; |
| } |
| |
| static int pinmux_set_od(enum pmux_pingrp pin, enum pmux_pin_od od) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pin_od = &pmt->pmt_ctl[pin]; |
| u32 reg; |
| |
| /* Error check on pin and od */ |
| assert(pmux_pingrp_isvalid(pin)); |
| assert(pmux_pin_od_isvalid(od)); |
| |
| if (od == PMUX_PIN_OD_DEFAULT) |
| return 0; |
| |
| reg = readl(pin_od); |
| reg &= ~(0x1 << PMUX_OD_SHIFT); |
| if (od == PMUX_PIN_OD_ENABLE) |
| reg |= (0x1 << PMUX_OD_SHIFT); |
| writel(reg, pin_od); |
| |
| return 0; |
| } |
| |
| static int pinmux_set_ioreset(enum pmux_pingrp pin, |
| enum pmux_pin_ioreset ioreset) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pin_ioreset = &pmt->pmt_ctl[pin]; |
| u32 reg; |
| |
| /* Error check on pin and ioreset */ |
| assert(pmux_pingrp_isvalid(pin)); |
| assert(pmux_pin_ioreset_isvalid(ioreset)); |
| |
| if (ioreset == PMUX_PIN_IO_RESET_DEFAULT) |
| return 0; |
| |
| reg = readl(pin_ioreset); |
| reg &= ~(0x1 << PMUX_IO_RESET_SHIFT); |
| if (ioreset == PMUX_PIN_IO_RESET_ENABLE) |
| reg |= (0x1 << PMUX_IO_RESET_SHIFT); |
| writel(reg, pin_ioreset); |
| |
| return 0; |
| } |
| |
| static int pinmux_set_rcv_sel(enum pmux_pingrp pin, |
| enum pmux_pin_rcv_sel rcv_sel) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pin_rcv_sel = &pmt->pmt_ctl[pin]; |
| u32 reg; |
| |
| /* Error check on pin and rcv_sel */ |
| assert(pmux_pingrp_isvalid(pin)); |
| assert(pmux_pin_rcv_sel_isvalid(rcv_sel)); |
| |
| if (rcv_sel == PMUX_PIN_RCV_SEL_DEFAULT) |
| return 0; |
| |
| reg = readl(pin_rcv_sel); |
| reg &= ~(0x1 << PMUX_RCV_SEL_SHIFT); |
| if (rcv_sel == PMUX_PIN_RCV_SEL_HIGH) |
| reg |= (0x1 << PMUX_RCV_SEL_SHIFT); |
| writel(reg, pin_rcv_sel); |
| |
| return 0; |
| } |
| |
| void pinmux_config_pingroup(struct pingroup_config *config) |
| { |
| enum pmux_pingrp pin = config->pingroup; |
| |
| pinmux_set_func(pin, config->func); |
| pinmux_set_pullupdown(pin, config->pull); |
| pinmux_set_tristate(pin, config->tristate); |
| pinmux_set_io(pin, config->io); |
| pinmux_set_lock(pin, config->lock); |
| pinmux_set_od(pin, config->od); |
| pinmux_set_ioreset(pin, config->ioreset); |
| pinmux_set_rcv_sel(pin, config->rcv_sel); |
| } |
| |
| void pinmux_config_table(struct pingroup_config *config, int len) |
| { |
| int i; |
| |
| for (i = 0; i < len; i++) |
| pinmux_config_pingroup(&config[i]); |
| } |
| |
| static int padgrp_set_drvup_slwf(enum pdrive_pingrp pad, int slwf) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pad_slwf = &pmt->pmt_drive[pad]; |
| u32 reg; |
| |
| /* Error check on pad and slwf */ |
| assert(pmux_padgrp_isvalid(pad)); |
| assert(pmux_pad_slw_isvalid(slwf)); |
| |
| /* NONE means unspecified/do not change/use POR value */ |
| if (slwf == PGRP_SLWF_NONE) |
| return 0; |
| |
| reg = readl(pad_slwf); |
| reg &= ~PGRP_SLWF_MASK; |
| reg |= (slwf << PGRP_SLWF_SHIFT); |
| writel(reg, pad_slwf); |
| |
| return 0; |
| } |
| |
| static int padgrp_set_drvdn_slwr(enum pdrive_pingrp pad, int slwr) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pad_slwr = &pmt->pmt_drive[pad]; |
| u32 reg; |
| |
| /* Error check on pad and slwr */ |
| assert(pmux_padgrp_isvalid(pad)); |
| assert(pmux_pad_slw_isvalid(slwr)); |
| |
| /* NONE means unspecified/do not change/use POR value */ |
| if (slwr == PGRP_SLWR_NONE) |
| return 0; |
| |
| reg = readl(pad_slwr); |
| reg &= ~PGRP_SLWR_MASK; |
| reg |= (slwr << PGRP_SLWR_SHIFT); |
| writel(reg, pad_slwr); |
| |
| return 0; |
| } |
| |
| static int padgrp_set_drvup(enum pdrive_pingrp pad, int drvup) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pad_drvup = &pmt->pmt_drive[pad]; |
| u32 reg; |
| |
| /* Error check on pad and drvup */ |
| assert(pmux_padgrp_isvalid(pad)); |
| assert(pmux_pad_drv_isvalid(drvup)); |
| |
| /* NONE means unspecified/do not change/use POR value */ |
| if (drvup == PGRP_DRVUP_NONE) |
| return 0; |
| |
| reg = readl(pad_drvup); |
| reg &= ~PGRP_DRVUP_MASK; |
| reg |= (drvup << PGRP_DRVUP_SHIFT); |
| writel(reg, pad_drvup); |
| |
| return 0; |
| } |
| |
| static int padgrp_set_drvdn(enum pdrive_pingrp pad, int drvdn) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pad_drvdn = &pmt->pmt_drive[pad]; |
| u32 reg; |
| |
| /* Error check on pad and drvdn */ |
| assert(pmux_padgrp_isvalid(pad)); |
| assert(pmux_pad_drv_isvalid(drvdn)); |
| |
| /* NONE means unspecified/do not change/use POR value */ |
| if (drvdn == PGRP_DRVDN_NONE) |
| return 0; |
| |
| reg = readl(pad_drvdn); |
| reg &= ~PGRP_DRVDN_MASK; |
| reg |= (drvdn << PGRP_DRVDN_SHIFT); |
| writel(reg, pad_drvdn); |
| |
| return 0; |
| } |
| |
| static int padgrp_set_lpmd(enum pdrive_pingrp pad, enum pgrp_lpmd lpmd) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pad_lpmd = &pmt->pmt_drive[pad]; |
| u32 reg; |
| |
| /* Error check pad and lpmd value */ |
| assert(pmux_padgrp_isvalid(pad)); |
| assert(pmux_pad_lpmd_isvalid(lpmd)); |
| |
| /* NONE means unspecified/do not change/use POR value */ |
| if (lpmd == PGRP_LPMD_NONE) |
| return 0; |
| |
| reg = readl(pad_lpmd); |
| reg &= ~PGRP_LPMD_MASK; |
| reg |= (lpmd << PGRP_LPMD_SHIFT); |
| writel(reg, pad_lpmd); |
| |
| return 0; |
| } |
| |
| static int padgrp_set_schmt(enum pdrive_pingrp pad, enum pgrp_schmt schmt) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pad_schmt = &pmt->pmt_drive[pad]; |
| u32 reg; |
| |
| /* Error check pad */ |
| assert(pmux_padgrp_isvalid(pad)); |
| |
| /* NONE means unspecified/do not change/use POR value */ |
| if (schmt == PGRP_SCHMT_NONE) |
| return 0; |
| |
| reg = readl(pad_schmt); |
| reg &= ~(1 << PGRP_SCHMT_SHIFT); |
| if (schmt == PGRP_SCHMT_ENABLE) |
| reg |= (0x1 << PGRP_SCHMT_SHIFT); |
| writel(reg, pad_schmt); |
| |
| return 0; |
| } |
| static int padgrp_set_hsm(enum pdrive_pingrp pad, enum pgrp_hsm hsm) |
| { |
| struct pmux_tri_ctlr *pmt = |
| (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE; |
| u32 *pad_hsm = &pmt->pmt_drive[pad]; |
| u32 reg; |
| |
| /* Error check pad */ |
| assert(pmux_padgrp_isvalid(pad)); |
| |
| /* NONE means unspecified/do not change/use POR value */ |
| if (hsm == PGRP_HSM_NONE) |
| return 0; |
| |
| reg = readl(pad_hsm); |
| reg &= ~(1 << PGRP_HSM_SHIFT); |
| if (hsm == PGRP_HSM_ENABLE) |
| reg |= (0x1 << PGRP_HSM_SHIFT); |
| writel(reg, pad_hsm); |
| |
| return 0; |
| } |
| |
| void padctrl_config_pingroup(struct padctrl_config *config) |
| { |
| enum pdrive_pingrp pad = config->padgrp; |
| |
| padgrp_set_drvup_slwf(pad, config->slwf); |
| padgrp_set_drvdn_slwr(pad, config->slwr); |
| padgrp_set_drvup(pad, config->drvup); |
| padgrp_set_drvdn(pad, config->drvdn); |
| padgrp_set_lpmd(pad, config->lpmd); |
| padgrp_set_schmt(pad, config->schmt); |
| padgrp_set_hsm(pad, config->hsm); |
| } |
| |
| void padgrp_config_table(struct padctrl_config *config, int len) |
| { |
| int i; |
| |
| for (i = 0; i < len; i++) |
| padctrl_config_pingroup(&config[i]); |
| } |
