diff options
Diffstat (limited to 'board/compulab/cl-som-am57x/mux.c')
| -rw-r--r-- | board/compulab/cl-som-am57x/mux.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/board/compulab/cl-som-am57x/mux.c b/board/compulab/cl-som-am57x/mux.c new file mode 100644 index 0000000..625cbc1 --- /dev/null +++ b/board/compulab/cl-som-am57x/mux.c @@ -0,0 +1,100 @@ +/* + * Pinmux configuration for CompuLab CL-SOM-AM57x board + * + * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/ + * + * Author: Dmitry Lifshitz <lifshitz@compulab.co.il> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include <asm/arch/sys_proto.h> +#include <asm/arch/mux_dra7xx.h> + +/* Serial console */ +static const struct pad_conf_entry cl_som_am57x_padconf_console[] = { + {UART3_RXD, (FSC | IEN | PDIS | PTU | M0)}, /* UART3_RXD */ + {UART3_TXD, (FSC | IEN | PDIS | PTU | M0)}, /* UART3_TXD */ +}; + +/* PMIC I2C */ +static const struct pad_conf_entry cl_som_am57x_padconf_pmic[] = { + {MCASP1_ACLKR, (IEN | PEN | M10)}, /* MCASP1_ACLKR.I2C4_SDA */ + {MCASP1_FSR, (IEN | PEN | M10)}, /* MCASP1_FSR.I2C4_SCL */ +}; + +/* Green GPIO led */ +static const struct pad_conf_entry cl_som_am57x_padconf_green_led[] = { + {GPMC_A15, (IDIS | PDIS | PTD | M14)}, /* GPMC_A15.GPIO2_5 */ +}; + +/* MMC/SD Card */ +static const struct pad_conf_entry cl_som_am57x_padconf_sd_card[] = { + {MMC1_CLK, (IEN | PDIS | PTU | M0) }, /* MMC1_CLK */ + {MMC1_CMD, (IEN | PDIS | PTU | M0) }, /* MMC1_CMD */ + {MMC1_DAT0, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT0 */ + {MMC1_DAT1, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT1 */ + {MMC1_DAT2, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT2 */ + {MMC1_DAT3, (IEN | PDIS | PTU | M0) }, /* MMC1_DAT3 */ + {MMC1_SDCD, (IEN | PEN | M14)}, /* MMC1_SDCD */ + {MMC1_SDWP, (IEN | PEN | M14)}, /* MMC1_SDWP */ +}; + +/* WiFi - must be in the safe mode on boot */ +static const struct pad_conf_entry cl_som_am57x_padconf_wifi[] = { + {UART1_CTSN, (IEN | M15)}, /* UART1_CTSN */ + {UART1_RTSN, (IEN | M15)}, /* UART1_RTSN */ + {UART2_RXD, (IEN | M15)}, /* UART2_RXD */ + {UART2_TXD, (IEN | M15)}, /* UART2_TXD */ + {UART2_CTSN, (IEN | M15)}, /* UART2_CTSN */ + {UART2_RTSN, (IEN | M15)}, /* UART2_RTSN */ +}; + +/* QSPI */ +static const struct pad_conf_entry cl_som_am57x_padconf_qspi[] = { + {GPMC_A13, (IEN | PEN | M1)}, /* GPMC_A13.QSPI1_RTCLK */ + {GPMC_A18, (IEN | PEN | M1)}, /* GPMC_A18.QSPI1_SCLK */ + {GPMC_A16, (IEN | PEN | M1)}, /* GPMC_A16.QSPI1_D0 */ + {GPMC_A17, (IEN | PEN | M1)}, /* GPMC_A17.QSPI1_D1 */ + {GPMC_CS2, (IEN | PDIS | PTU | M1)}, /* GPMC_CS2.QSPI1_CS0 */ +}; + +/* GPIO Expander I2C */ +static const struct pad_conf_entry cl_som_am57x_padconf_i2c_gpio[] = { + {MCASP1_AXR0, (IEN | PEN | M10)}, /* MCASP1_AXR0.I2C5_SDA */ + {MCASP1_AXR1, (IEN | PEN | M10)}, /* MCASP1_AXR1.I2C5_SCL */ +}; + +/* eMMC internal storage */ +static const struct pad_conf_entry cl_som_am57x_padconf_emmc[] = { + {GPMC_A19, (IEN | PDIS | PTU | M1)}, /* GPMC_A19.MMC2_DAT4 */ + {GPMC_A20, (IEN | PDIS | PTU | M1)}, /* GPMC_A20.MMC2_DAT5 */ + {GPMC_A21, (IEN | PDIS | PTU | M1)}, /* GPMC_A21.MMC2_DAT6 */ + {GPMC_A22, (IEN | PDIS | PTU | M1)}, /* GPMC_A22.MMC2_DAT7 */ + {GPMC_A23, (IEN | PDIS | PTU | M1)}, /* GPMC_A23.MMC2_CLK */ + {GPMC_A24, (IEN | PDIS | PTU | M1)}, /* GPMC_A24.MMC2_DAT0 */ + {GPMC_A25, (IEN | PDIS | PTU | M1)}, /* GPMC_A25.MMC2_DAT1 */ + {GPMC_A26, (IEN | PDIS | PTU | M1)}, /* GPMC_A26.MMC2_DAT2 */ + {GPMC_A27, (IEN | PDIS | PTU | M1)}, /* GPMC_A27.MMC2_DAT3 */ + {GPMC_CS1, (IEN | PDIS | PTU | M1)}, /* GPMC_CS1.MMC2_CMD */ +}; + +/* usb1_drvvbus */ +static const struct pad_conf_entry cl_som_am57x_padconf_usb[] = { + {USB1_DRVVBUS, (M0 | FSC) }, /* USB1_DRVVBUS.USB1_DRVVBUS */ +}; + +#define SET_MUX(mux_array) do_set_mux32((*ctrl)->control_padconf_core_base, \ + mux_array, ARRAY_SIZE(mux_array)) + +void set_muxconf_regs(void) +{ + SET_MUX(cl_som_am57x_padconf_console); + SET_MUX(cl_som_am57x_padconf_pmic); + SET_MUX(cl_som_am57x_padconf_green_led); + SET_MUX(cl_som_am57x_padconf_sd_card); + SET_MUX(cl_som_am57x_padconf_wifi); + SET_MUX(cl_som_am57x_padconf_qspi); + SET_MUX(cl_som_am57x_padconf_i2c_gpio); + SET_MUX(cl_som_am57x_padconf_emmc); + SET_MUX(cl_som_am57x_padconf_usb); +} |