| Dmitry Lifshitz | 46650d5 | 2016-12-28 18:28:33 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * Pinmux configuration for CompuLab CL-SOM-AM57x board |
| 3 | * |
| 4 | * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/ |
| 5 | * |
| 6 | * Author: Dmitry Lifshitz <lifshitz@compulab.co.il> |
| 7 | * |
| 8 | * SPDX-License-Identifier: GPL-2.0+ |
| 9 | */ |
| 10 | #include <asm/arch/sys_proto.h> |
| 11 | #include <asm/arch/mux_dra7xx.h> |
| 12 | |
| 13 | /* Serial console */ |
| 14 | static const struct pad_conf_entry cl_som_am57x_padconf_console[] = { |
| 15 | {UART3_RXD, (FSC | IEN | PDIS | PTU | M0)}, /* UART3_RXD */ |
| 16 | {UART3_TXD, (FSC | IEN | PDIS | PTU | M0)}, /* UART3_TXD */ |
| 17 | }; |
| 18 | |
| 19 | /* PMIC I2C */ |
| 20 | static const struct pad_conf_entry cl_som_am57x_padconf_pmic[] = { |
| 21 | {MCASP1_ACLKR, (IEN | PEN | M10)}, /* MCASP1_ACLKR.I2C4_SDA */ |
| 22 | {MCASP1_FSR, (IEN | PEN | M10)}, /* MCASP1_FSR.I2C4_SCL */ |
| 23 | }; |
| 24 | |
| 25 | /* Green GPIO led */ |
| 26 | static const struct pad_conf_entry cl_som_am57x_padconf_green_led[] = { |
| 27 | {GPMC_A15, (IDIS | PDIS | PTD | M14)}, /* GPMC_A15.GPIO2_5 */ |
| 28 | }; |
| 29 | |
| 30 | /* MMC/SD Card */ |
| 31 | static const struct pad_conf_entry cl_som_am57x_padconf_sd_card[] = { |
| 32 | {MMC1_CLK, (IEN | PDIS | PTU | M0) }, /* MMC1_CLK */ |
| 33 | {MMC1_CMD, (IEN | PDIS | PTU | M0) }, /* MMC1_CMD */ |
| 34 | {MMC1_DAT0, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT0 */ |
| 35 | {MMC1_DAT1, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT1 */ |
| 36 | {MMC1_DAT2, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT2 */ |
| 37 | {MMC1_DAT3, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT3 */ |
| 38 | {MMC1_SDCD, (IEN | PEN | M14)}, /* MMC1_SDCD */ |
| 39 | {MMC1_SDWP, (IEN | PEN | M14)}, /* MMC1_SDWP */ |
| 40 | }; |
| 41 | |
| 42 | /* WiFi - must be in the safe mode on boot */ |
| 43 | static const struct pad_conf_entry cl_som_am57x_padconf_wifi[] = { |
| 44 | {UART1_CTSN, (IEN | M15)}, /* UART1_CTSN */ |
| 45 | {UART1_RTSN, (IEN | M15)}, /* UART1_RTSN */ |
| 46 | {UART2_RXD, (IEN | M15)}, /* UART2_RXD */ |
| 47 | {UART2_TXD, (IEN | M15)}, /* UART2_TXD */ |
| 48 | {UART2_CTSN, (IEN | M15)}, /* UART2_CTSN */ |
| 49 | {UART2_RTSN, (IEN | M15)}, /* UART2_RTSN */ |
| 50 | }; |
| 51 | |
| 52 | /* QSPI */ |
| 53 | static const struct pad_conf_entry cl_som_am57x_padconf_qspi[] = { |
| 54 | {GPMC_A13, (IEN | PEN | M1)}, /* GPMC_A13.QSPI1_RTCLK */ |
| 55 | {GPMC_A18, (IEN | PEN | M1)}, /* GPMC_A18.QSPI1_SCLK */ |
| 56 | {GPMC_A16, (IEN | PEN | M1)}, /* GPMC_A16.QSPI1_D0 */ |
| 57 | {GPMC_A17, (IEN | PEN | M1)}, /* GPMC_A17.QSPI1_D1 */ |
| 58 | {GPMC_CS2, (IEN | PDIS | PTU | M1)}, /* GPMC_CS2.QSPI1_CS0 */ |
| 59 | }; |
| 60 | |
| 61 | /* GPIO Expander I2C */ |
| 62 | static const struct pad_conf_entry cl_som_am57x_padconf_i2c_gpio[] = { |
| 63 | {MCASP1_AXR0, (IEN | PEN | M10)}, /* MCASP1_AXR0.I2C5_SDA */ |
| 64 | {MCASP1_AXR1, (IEN | PEN | M10)}, /* MCASP1_AXR1.I2C5_SCL */ |
| 65 | }; |
| 66 | |
| 67 | /* eMMC internal storage */ |
| 68 | static const struct pad_conf_entry cl_som_am57x_padconf_emmc[] = { |
| 69 | {GPMC_A19, (IEN | PDIS | PTU | M1)}, /* GPMC_A19.MMC2_DAT4 */ |
| 70 | {GPMC_A20, (IEN | PDIS | PTU | M1)}, /* GPMC_A20.MMC2_DAT5 */ |
| 71 | {GPMC_A21, (IEN | PDIS | PTU | M1)}, /* GPMC_A21.MMC2_DAT6 */ |
| 72 | {GPMC_A22, (IEN | PDIS | PTU | M1)}, /* GPMC_A22.MMC2_DAT7 */ |
| 73 | {GPMC_A23, (IEN | PDIS | PTU | M1)}, /* GPMC_A23.MMC2_CLK */ |
| 74 | {GPMC_A24, (IEN | PDIS | PTU | M1)}, /* GPMC_A24.MMC2_DAT0 */ |
| 75 | {GPMC_A25, (IEN | PDIS | PTU | M1)}, /* GPMC_A25.MMC2_DAT1 */ |
| 76 | {GPMC_A26, (IEN | PDIS | PTU | M1)}, /* GPMC_A26.MMC2_DAT2 */ |
| 77 | {GPMC_A27, (IEN | PDIS | PTU | M1)}, /* GPMC_A27.MMC2_DAT3 */ |
| 78 | {GPMC_CS1, (IEN | PDIS | PTU | M1)}, /* GPMC_CS1.MMC2_CMD */ |
| 79 | }; |
| 80 | |
| 81 | /* usb1_drvvbus */ |
| 82 | static const struct pad_conf_entry cl_som_am57x_padconf_usb[] = { |
| 83 | {USB1_DRVVBUS, (M0 | FSC) }, /* USB1_DRVVBUS.USB1_DRVVBUS */ |
| 84 | }; |
| 85 | |
| 86 | #define SET_MUX(mux_array) do_set_mux32((*ctrl)->control_padconf_core_base, \ |
| 87 | mux_array, ARRAY_SIZE(mux_array)) |
| 88 | |
| 89 | void set_muxconf_regs(void) |
| 90 | { |
| 91 | SET_MUX(cl_som_am57x_padconf_console); |
| 92 | SET_MUX(cl_som_am57x_padconf_pmic); |
| 93 | SET_MUX(cl_som_am57x_padconf_green_led); |
| 94 | SET_MUX(cl_som_am57x_padconf_sd_card); |
| 95 | SET_MUX(cl_som_am57x_padconf_wifi); |
| 96 | SET_MUX(cl_som_am57x_padconf_qspi); |
| 97 | SET_MUX(cl_som_am57x_padconf_i2c_gpio); |
| 98 | SET_MUX(cl_som_am57x_padconf_emmc); |
| 99 | SET_MUX(cl_som_am57x_padconf_usb); |
| 100 | } |