projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| e32028a7 NK |
1 | /* |
| 2 | * Code used by both U-Boot and SPL for Compulab CM-FX6 | |
| 3 | * | |
| 4 | * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/ | |
| 5 | * | |
| 6 | * Author: Nikita Kiryanov <nikita@compulab.co.il> | |
| 7 | * | |
| 8 | * SPDX-License-Identifier: GPL-2.0+ | |
| 9 | */ | |
| 10 | ||
| 11 | #include <common.h> | |
| 12 | #include <asm/arch/sys_proto.h> | |
| 13 | #include <asm/gpio.h> | |
| 552a848e | 14 | #include <asm/mach-imx/spi.h> |
| e32028a7 NK |
15 | #include <fsl_esdhc.h> |
| 16 | #include "common.h" | |
| 17 | ||
| 18 | DECLARE_GLOBAL_DATA_PTR; | |
| 19 | ||
| 20 | #ifdef CONFIG_FSL_ESDHC | |
| 21 | #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ | |
| 22 | PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ | |
| 23 | PAD_CTL_SRE_FAST | PAD_CTL_HYS) | |
| 24 | ||
| 25 | static iomux_v3_cfg_t const usdhc_pads[] = { | |
| 26 | IOMUX_PADS(PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 27 | IOMUX_PADS(PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 28 | IOMUX_PADS(PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 29 | IOMUX_PADS(PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 30 | IOMUX_PADS(PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 31 | IOMUX_PADS(PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 32 | ||
| 33 | IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 34 | IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 35 | IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 36 | IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 37 | IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 38 | IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 39 | ||
| 40 | IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 41 | IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 42 | IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 43 | IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 44 | IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 45 | IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 46 | IOMUX_PADS(PAD_SD3_DAT4__SD3_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 47 | IOMUX_PADS(PAD_SD3_DAT5__SD3_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 48 | IOMUX_PADS(PAD_SD3_DAT6__SD3_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 49 | IOMUX_PADS(PAD_SD3_DAT7__SD3_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), | |
| 50 | }; | |
| 51 | ||
| 52 | void cm_fx6_set_usdhc_iomux(void) | |
| 53 | { | |
| 54 | SETUP_IOMUX_PADS(usdhc_pads); | |
| 55 | } | |
| 56 | ||
| 57 | /* CINS bit doesn't work, so always try to access the MMC card */ | |
| 58 | int board_mmc_getcd(struct mmc *mmc) | |
| 59 | { | |
| 60 | return 1; | |
| 61 | } | |
| 62 | #endif | |
| 63 | ||
| 64 | #ifdef CONFIG_MXC_SPI | |
| 65 | #define ECSPI_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_SPEED_MED | \ | |
| 66 | PAD_CTL_PUS_100K_DOWN | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) | |
| 67 | ||
| 68 | static iomux_v3_cfg_t const ecspi_pads[] = { | |
| 69 | IOMUX_PADS(PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(ECSPI_PAD_CTRL)), | |
| 70 | IOMUX_PADS(PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(ECSPI_PAD_CTRL)), | |
| 71 | IOMUX_PADS(PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(ECSPI_PAD_CTRL)), | |
| 72 | IOMUX_PADS(PAD_EIM_EB2__GPIO2_IO30 | MUX_PAD_CTRL(ECSPI_PAD_CTRL)), | |
| 73 | IOMUX_PADS(PAD_EIM_D19__ECSPI1_SS1 | MUX_PAD_CTRL(ECSPI_PAD_CTRL)), | |
| 74 | }; | |
| 75 | ||
| 76 | void cm_fx6_set_ecspi_iomux(void) | |
| 77 | { | |
| 78 | SETUP_IOMUX_PADS(ecspi_pads); | |
| 79 | } | |
| 80 | ||
| 81 | int board_spi_cs_gpio(unsigned bus, unsigned cs) | |
| 82 | { | |
| 83 | return (bus == 0 && cs == 0) ? (CM_FX6_ECSPI_BUS0_CS0) : -1; | |
| 84 | } | |
| 85 | #endif |