| /* |
| * Copyright (C) 2016 Freescale Semiconductor, Inc. |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <asm/arch/clock.h> |
| #include <asm/arch/crm_regs.h> |
| #include <asm/arch/iomux.h> |
| #include <asm/arch/imx-regs.h> |
| #include <asm/arch/mx6-pins.h> |
| #include <asm/arch/sys_proto.h> |
| #include <asm/gpio.h> |
| #include <asm/imx-common/iomux-v3.h> |
| #include <asm/imx-common/boot_mode.h> |
| #include <asm/imx-common/mxc_i2c.h> |
| #include <asm/io.h> |
| #include <common.h> |
| #include <fsl_esdhc.h> |
| #include <i2c.h> |
| #include <linux/sizes.h> |
| #include <linux/fb.h> |
| #include <miiphy.h> |
| #include <mmc.h> |
| #include <mxsfb.h> |
| #include <netdev.h> |
| #include <power/pmic.h> |
| #include <power/pfuze100_pmic.h> |
| #include "../common/pfuze.h" |
| #include <usb.h> |
| #include <usb/ehci-ci.h> |
| #if defined(CONFIG_MXC_EPDC) |
| #include <lcd.h> |
| #include <mxc_epdc_fb.h> |
| #endif |
| #include <asm/imx-common/video.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ |
| PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) |
| |
| #define USDHC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_LOW | \ |
| PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) |
| |
| #define USDHC_PAD_CTRL_WP (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_LOW | \ |
| PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) |
| |
| #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ |
| PAD_CTL_SPEED_HIGH | \ |
| PAD_CTL_DSE_48ohm | PAD_CTL_SRE_FAST) |
| |
| #define ENET_CLK_PAD_CTRL (PAD_CTL_SPEED_MED | \ |
| PAD_CTL_DSE_120ohm | PAD_CTL_SRE_FAST) |
| |
| #define ENET_RX_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| PAD_CTL_SPEED_HIGH | PAD_CTL_SRE_FAST) |
| |
| #define I2C_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ |
| PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ |
| PAD_CTL_ODE) |
| |
| #define LCD_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ |
| PAD_CTL_PKE | PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm) |
| |
| #define GPMI_PAD_CTRL0 (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP) |
| #define GPMI_PAD_CTRL1 (PAD_CTL_DSE_40ohm | PAD_CTL_SPEED_MED | \ |
| PAD_CTL_SRE_FAST) |
| #define GPMI_PAD_CTRL2 (GPMI_PAD_CTRL0 | GPMI_PAD_CTRL1) |
| |
| #define WEIM_NOR_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ |
| PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) |
| |
| #define SPI_PAD_CTRL (PAD_CTL_HYS | \ |
| PAD_CTL_SPEED_MED | \ |
| PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) |
| |
| #define OTG_ID_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ |
| PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW | \ |
| PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) |
| |
| #define EPDC_PAD_CTRL 0x010b1 |
| |
| #ifdef CONFIG_SYS_I2C |
| #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) |
| /* I2C1 for PMIC and EEPROM */ |
| struct i2c_pads_info i2c_pad_info1 = { |
| .scl = { |
| /* conflict with usb_otg2_pwr */ |
| .i2c_mode = MX6_PAD_GPIO1_IO02__I2C1_SCL | PC, |
| .gpio_mode = MX6_PAD_GPIO1_IO02__GPIO1_IO02 | PC, |
| .gp = IMX_GPIO_NR(1, 2), |
| }, |
| .sda = { |
| /* conflict with usb_otg2_oc */ |
| .i2c_mode = MX6_PAD_GPIO1_IO03__I2C1_SDA | PC, |
| .gpio_mode = MX6_PAD_GPIO1_IO03__GPIO1_IO03 | PC, |
| .gp = IMX_GPIO_NR(1, 3), |
| }, |
| }; |
| #endif |
| |
| int dram_init(void) |
| { |
| gd->ram_size = PHYS_SDRAM_SIZE; |
| |
| return 0; |
| } |
| |
| static iomux_v3_cfg_t const uart1_pads[] = { |
| MX6_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL), |
| MX6_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL), |
| }; |
| |
| #ifdef CONFIG_MX6ULL_DDR3_ARM2_EMMC_REWORK |
| static iomux_v3_cfg_t const usdhc1_emmc_pads[] = { |
| MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA0__USDHC1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA1__USDHC1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA2__USDHC1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA3__USDHC1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| /* |
| * The following 4 pins conflicts with qspi and nand flash. |
| * You can comment out the following 4 pins and change |
| * {USDHC1_BASE_ADDR, 0, 8} -> {USDHC1_BASE_ADDR, 0, 4} |
| * to make emmc and qspi coexists. |
| */ |
| MX6_PAD_NAND_READY_B__USDHC1_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_NAND_CE0_B__USDHC1_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_NAND_CE1_B__USDHC1_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_NAND_CLE__USDHC1_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| |
| /* Default NO WP for emmc, since we use pull down */ |
| MX6_PAD_UART1_CTS_B__USDHC1_WP | MUX_PAD_CTRL(USDHC_PAD_CTRL_WP), |
| /* RST_B */ |
| MX6_PAD_GPIO1_IO09__GPIO1_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| #else |
| static iomux_v3_cfg_t const usdhc1_pads[] = { |
| MX6_PAD_SD1_CLK__USDHC1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_CMD__USDHC1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA0__USDHC1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA1__USDHC1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA2__USDHC1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_SD1_DATA3__USDHC1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| MX6_PAD_UART1_CTS_B__USDHC1_WP | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| |
| /* VSELECT */ |
| MX6_PAD_GPIO1_IO05__GPIO1_IO05 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| /* CD */ |
| MX6_PAD_UART1_RTS_B__GPIO1_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| /* RST_B */ |
| MX6_PAD_GPIO1_IO09__GPIO1_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| #endif |
| |
| #if !defined(CONFIG_CMD_NAND) && !defined(CONFIG_MX6ULL_DDR3_ARM2_QSPIB_REWORK) |
| static iomux_v3_cfg_t const usdhc2_pads[] = { |
| /* usdhc2_clk, nand_re_b, qspi1b_clk */ |
| MX6_PAD_NAND_RE_B__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| /* usdhc2_cmd, nand_we_b, qspi1b_cs0_b */ |
| MX6_PAD_NAND_WE_B__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| /* usdhc2_data0, nand_data0, qspi1b_cs1_b */ |
| MX6_PAD_NAND_DATA00__USDHC2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| /* usdhc2_data1, nand_data1 */ |
| MX6_PAD_NAND_DATA01__USDHC2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| /* usdhc2_data2, nand_data2, qspi1b_dat0 */ |
| MX6_PAD_NAND_DATA02__USDHC2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| /* usdhc2_data3, nand_data3, qspi1b_dat1 */ |
| MX6_PAD_NAND_DATA03__USDHC2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| |
| /* |
| * VSELECT |
| * Conflicts with WDOG1, so default disabled. |
| * MX6_PAD_GPIO1_IO08__USDHC2_VSELECT | MUX_PAD_CTRL(USDHC_PAD_CTRL), |
| */ |
| /* |
| * CD |
| * Share with sdhc1 |
| * MX6_PAD_CSI_MCLK__GPIO4_IO17 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| */ |
| /* |
| * RST_B |
| * Pin conflicts with NAND ALE, if want to test nand, |
| * Connect R169(B), disconnect R169(A). |
| */ |
| MX6_PAD_NAND_ALE__GPIO4_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| #endif |
| |
| #ifdef CONFIG_CMD_NAND |
| static iomux_v3_cfg_t const nand_pads[] = { |
| MX6_PAD_NAND_DATA00__RAWNAND_DATA00 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DATA01__RAWNAND_DATA01 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DATA02__RAWNAND_DATA02 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DATA03__RAWNAND_DATA03 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DATA04__RAWNAND_DATA04 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DATA05__RAWNAND_DATA05 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DATA06__RAWNAND_DATA06 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DATA07__RAWNAND_DATA07 | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_CLE__RAWNAND_CLE | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_ALE__RAWNAND_ALE | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_CE0_B__RAWNAND_CE0_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_CE1_B__RAWNAND_CE1_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_CSI_MCLK__RAWNAND_CE2_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_CSI_PIXCLK__RAWNAND_CE3_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_RE_B__RAWNAND_RE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_WE_B__RAWNAND_WE_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_WP_B__RAWNAND_WP_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_READY_B__RAWNAND_READY_B | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| MX6_PAD_NAND_DQS__RAWNAND_DQS | MUX_PAD_CTRL(GPMI_PAD_CTRL2), |
| }; |
| |
| static void setup_gpmi_nand(void) |
| { |
| struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; |
| |
| /* config gpmi nand iomux */ |
| imx_iomux_v3_setup_multiple_pads(nand_pads, ARRAY_SIZE(nand_pads)); |
| |
| setup_gpmi_io_clk((3 << MXC_CCM_CSCDR1_BCH_PODF_OFFSET) | |
| (3 << MXC_CCM_CSCDR1_GPMI_PODF_OFFSET)); |
| |
| /* enable apbh clock gating */ |
| setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK); |
| } |
| #endif |
| |
| #ifdef CONFIG_MXC_SPI |
| static iomux_v3_cfg_t const ecspi1_pads[] = { |
| MX6_PAD_CSI_DATA06__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), |
| MX6_PAD_CSI_DATA04__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), |
| MX6_PAD_CSI_DATA07__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), |
| |
| /* CS Pin */ |
| MX6_PAD_CSI_DATA05__GPIO4_IO26 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| |
| static void setup_spinor(void) |
| { |
| imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); |
| gpio_request(IMX_GPIO_NR(4, 26), "escpi cs"); |
| gpio_direction_output(IMX_GPIO_NR(4, 26), 0); |
| } |
| |
| int board_spi_cs_gpio(unsigned bus, unsigned cs) |
| { |
| return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(4, 26)) : -1; |
| } |
| #endif |
| |
| #ifdef CONFIG_FEC_MXC |
| /* |
| * pin conflicts for fec1 and fec2, GPIO1_IO06 and GPIO1_IO07 can only |
| * be used for ENET1 or ENET2, cannot be used for both. |
| */ |
| static iomux_v3_cfg_t const fec1_pads[] = { |
| MX6_PAD_GPIO1_IO06__ENET1_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_GPIO1_IO07__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_TX_DATA0__ENET1_TDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_TX_DATA1__ENET1_TDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_TX_EN__ENET1_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_TX_CLK__ENET1_REF_CLK1 | MUX_PAD_CTRL(ENET_CLK_PAD_CTRL), |
| /* Pin conflicts with LCD PWM1 */ |
| MX6_PAD_ENET1_RX_DATA0__ENET1_RDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_RX_DATA1__ENET1_RDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_RX_ER__ENET1_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET1_RX_EN__ENET1_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| }; |
| |
| static iomux_v3_cfg_t const fec1_phy_rst[] = { |
| /* |
| * ALT5 mode is only valid when TAMPER pin is used for GPIO. |
| * This depends on FUSE settings, TAMPER_PIN_DISABLE[1:0]. |
| * |
| * ENET1_RST |
| */ |
| MX6_PAD_SNVS_TAMPER2__GPIO5_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| |
| static iomux_v3_cfg_t const fec2_pads[] = { |
| MX6_PAD_GPIO1_IO06__ENET2_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_GPIO1_IO07__ENET2_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| |
| MX6_PAD_ENET2_RX_DATA0__ENET2_RDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET2_RX_DATA1__ENET2_RDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_UART3_TX_DATA__ENET2_RDATA02 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_UART3_RX_DATA__ENET2_RDATA03 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET2_RX_EN__ENET2_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET2_RX_ER__ENET2_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_UART3_CTS_B__ENET2_RX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| |
| MX6_PAD_ENET2_TX_DATA0__ENET2_TDATA00 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET2_TX_DATA1__ENET2_TDATA01 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_UART4_TX_DATA__ENET2_TDATA02 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_UART4_RX_DATA__ENET2_TDATA03 | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_ENET2_TX_CLK__ENET2_TX_CLK | MUX_PAD_CTRL(ENET_CLK_PAD_CTRL), |
| MX6_PAD_ENET2_TX_EN__ENET2_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| |
| MX6_PAD_UART5_RX_DATA__ENET2_COL | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| MX6_PAD_UART5_TX_DATA__ENET2_CRS | MUX_PAD_CTRL(ENET_PAD_CTRL), |
| }; |
| |
| static iomux_v3_cfg_t const fec2_phy_rst[] = { |
| /* |
| * ENET2_RST |
| * |
| * This depends on FUSE settings, TAMPER_PIN_DISABLE[1:0] |
| */ |
| MX6_PAD_SNVS_TAMPER4__GPIO5_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| }; |
| |
| static void setup_iomux_fec(int fec_id) |
| { |
| if (fec_id == 0) { |
| imx_iomux_v3_setup_multiple_pads(fec1_pads, |
| ARRAY_SIZE(fec1_pads)); |
| } else { |
| imx_iomux_v3_setup_multiple_pads(fec2_pads, |
| ARRAY_SIZE(fec2_pads)); |
| } |
| } |
| #endif |
| |
| static void setup_iomux_uart(void) |
| { |
| imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); |
| } |
| |
| #ifdef CONFIG_FSL_QSPI |
| |
| #ifndef CONFIG_DM_SPI |
| #define QSPI_PAD_CTRL1 \ |
| (PAD_CTL_SRE_FAST | PAD_CTL_SPEED_MED | \ |
| PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_47K_UP | PAD_CTL_DSE_120ohm) |
| |
| static iomux_v3_cfg_t const quadspi_pads[] = { |
| MX6_PAD_NAND_WP_B__QSPI_A_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_READY_B__QSPI_A_DATA00 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_CE0_B__QSPI_A_DATA01 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_CE1_B__QSPI_A_DATA02 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_CLE__QSPI_A_DATA03 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_DQS__QSPI_A_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_DATA07__QSPI_A_SS1_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| |
| #ifdef CONFIG_MX6ULL_DDR3_ARM2_QSPIB_REWORK |
| MX6_PAD_NAND_RE_B__QSPI_B_SCLK | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_WE_B__QSPI_B_SS0_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_DATA00__QSPI_B_SS1_B | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_DATA02__QSPI_B_DATA00 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_DATA03__QSPI_B_DATA01 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_DATA04__QSPI_B_DATA02 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| MX6_PAD_NAND_DATA05__QSPI_B_DATA03 | MUX_PAD_CTRL(QSPI_PAD_CTRL1), |
| #endif |
| }; |
| #endif |
| |
| int board_qspi_init(void) |
| { |
| #ifndef CONFIG_DM_SPI |
| /* Set the iomux */ |
| imx_iomux_v3_setup_multiple_pads(quadspi_pads, |
| ARRAY_SIZE(quadspi_pads)); |
| #endif |
| /* Set the clock */ |
| enable_qspi_clk(0); |
| |
| return 0; |
| } |
| #endif |
| |
| #ifdef CONFIG_FSL_ESDHC |
| static struct fsl_esdhc_cfg usdhc_cfg[2] = { |
| #ifdef CONFIG_MX6ULL_DDR3_ARM2_EMMC_REWORK |
| /* If want to use qspi, should change to 4 bit width */ |
| {USDHC1_BASE_ADDR, 0, 8}, |
| #else |
| {USDHC1_BASE_ADDR, 0, 4}, |
| #endif |
| #if !defined(CONFIG_CMD_NAND) && !defined(CONFIG_MX6ULL_DDR3_ARM2_QSPIB_REWORK) |
| {USDHC2_BASE_ADDR, 0, 4}, |
| #endif |
| }; |
| |
| #define USDHC1_CD_GPIO IMX_GPIO_NR(1, 19) |
| #define USDHC1_PWR_GPIO IMX_GPIO_NR(1, 9) |
| #define USDHC1_VSELECT IMX_GPIO_NR(1, 5) |
| #define USDHC2_PWR_GPIO IMX_GPIO_NR(4, 10) |
| |
| int board_mmc_get_env_dev(int devno) |
| { |
| if (devno == 1 && mx6_esdhc_fused(USDHC1_BASE_ADDR)) |
| devno = 0; |
| |
| return devno; |
| } |
| |
| int mmc_map_to_kernel_blk(int devno) |
| { |
| if (devno == 0 && mx6_esdhc_fused(USDHC1_BASE_ADDR)) |
| devno = 1; |
| |
| return devno; |
| } |
| |
| int board_mmc_getcd(struct mmc *mmc) |
| { |
| struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; |
| int ret = 0; |
| |
| switch (cfg->esdhc_base) { |
| case USDHC1_BASE_ADDR: |
| #ifdef CONFIG_MX6ULL_DDR3_ARM2_EMMC_REWORK |
| ret = 1; |
| #else |
| ret = !gpio_get_value(USDHC1_CD_GPIO); |
| #endif |
| break; |
| #if !defined(CONFIG_CMD_NAND) && !defined(CONFIG_MX6ULL_DDR3_ARM2_QSPIB_REWORK) |
| case USDHC2_BASE_ADDR: |
| ret = 1; |
| break; |
| #endif |
| } |
| |
| return ret; |
| } |
| |
| int board_mmc_init(bd_t *bis) |
| { |
| int i; |
| |
| /* |
| * According to the board_mmc_init() the following map is done: |
| * (U-boot device node) (Physical Port) |
| * mmc0 USDHC1 |
| * mmc1 USDHC2 |
| */ |
| for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { |
| switch (i) { |
| case 0: |
| #ifdef CONFIG_MX6ULL_DDR3_ARM2_EMMC_REWORK |
| imx_iomux_v3_setup_multiple_pads( |
| usdhc1_emmc_pads, ARRAY_SIZE(usdhc1_emmc_pads)); |
| #else |
| imx_iomux_v3_setup_multiple_pads( |
| usdhc1_pads, ARRAY_SIZE(usdhc1_pads)); |
| gpio_request(USDHC1_CD_GPIO, "usdhc1 cd"); |
| gpio_direction_input(USDHC1_CD_GPIO); |
| #endif |
| usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); |
| /* 3.3V */ |
| gpio_request(USDHC1_VSELECT, "usdhc1 vsel"); |
| gpio_request(USDHC1_PWR_GPIO, "usdhc1 pwr"); |
| gpio_direction_output(USDHC1_VSELECT, 0); |
| gpio_direction_output(USDHC1_PWR_GPIO, 1); |
| break; |
| #if !defined(CONFIG_CMD_NAND) && !defined(CONFIG_MX6ULL_DDR3_ARM2_QSPIB_REWORK) |
| case 1: |
| imx_iomux_v3_setup_multiple_pads( |
| usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); |
| gpio_request(USDHC2_PWR_GPIO, "usdhc2 pwr"); |
| gpio_direction_output(USDHC2_PWR_GPIO, 1); |
| usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); |
| break; |
| #endif |
| default: |
| printf("Warning: you configured more USDHC controllers (%d) than supported by the board\n", i + 1); |
| return 0; |
| } |
| |
| if (fsl_esdhc_initialize(bis, &usdhc_cfg[i])) |
| printf("Warning: failed to initialize mmc dev %d\n", i); |
| } |
| |
| return 0; |
| } |
| #endif |
| |
| #ifdef CONFIG_VIDEO_MXS |
| static iomux_v3_cfg_t const lcd_pads[] = { |
| MX6_PAD_LCD_CLK__LCDIF_CLK | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_ENABLE__LCDIF_ENABLE | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_HSYNC__LCDIF_HSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_VSYNC__LCDIF_VSYNC | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA00__LCDIF_DATA00 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA01__LCDIF_DATA01 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA02__LCDIF_DATA02 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA03__LCDIF_DATA03 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA04__LCDIF_DATA04 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA05__LCDIF_DATA05 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA06__LCDIF_DATA06 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA07__LCDIF_DATA07 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA08__LCDIF_DATA08 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA09__LCDIF_DATA09 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA10__LCDIF_DATA10 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA11__LCDIF_DATA11 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA12__LCDIF_DATA12 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA13__LCDIF_DATA13 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA14__LCDIF_DATA14 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA15__LCDIF_DATA15 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA16__LCDIF_DATA16 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA17__LCDIF_DATA17 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA18__LCDIF_DATA18 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA19__LCDIF_DATA19 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA20__LCDIF_DATA20 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA21__LCDIF_DATA21 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA22__LCDIF_DATA22 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_DATA23__LCDIF_DATA23 | MUX_PAD_CTRL(LCD_PAD_CTRL), |
| MX6_PAD_LCD_RESET__GPIO3_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), |
| |
| /* |
| * PWM1, pin conflicts with ENET1_RX_DATA0 |
| * Use GPIO for Brightness adjustment, duty cycle = period. |
| */ |
| /* MX6_PAD_ENET1_RX_DATA0__GPIO2_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL),*/ |
| }; |
| |
| struct lcd_panel_info_t { |
| unsigned int lcdif_base_addr; |
| int depth; |
| void (*enable)(struct lcd_panel_info_t const *dev); |
| struct fb_videomode mode; |
| }; |
| |
| void do_enable_parallel_lcd(struct display_info_t const *dev) |
| { |
| enable_lcdif_clock(dev->bus, 1); |
| |
| imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads)); |
| |
| /* Power up the LCD */ |
| gpio_request(IMX_GPIO_NR(3, 4), "lcd power"); |
| gpio_direction_output(IMX_GPIO_NR(3, 4) , 1); |
| |
| /* Set Brightness to high */ |
| /* gpio_direction_output(IMX_GPIO_NR(2, 0) , 1); */ |
| } |
| |
| struct display_info_t const displays[] = {{ |
| .bus = MX6ULL_LCDIF1_BASE_ADDR, |
| .addr = 0, |
| .pixfmt = 24, |
| .detect = NULL, |
| .enable = do_enable_parallel_lcd, |
| .mode = { |
| .name = "MCIMX28LCD", |
| .xres = 800, |
| .yres = 480, |
| .pixclock = 29850, |
| .left_margin = 89, |
| .right_margin = 164, |
| .upper_margin = 23, |
| .lower_margin = 10, |
| .hsync_len = 10, |
| .vsync_len = 10, |
| .sync = 0, |
| .vmode = FB_VMODE_NONINTERLACED |
| } } }; |
| size_t display_count = ARRAY_SIZE(displays); |
| #endif |
| |
| #ifdef CONFIG_MXC_EPDC |
| static iomux_v3_cfg_t const epdc_enable_pads[] = { |
| MX6_PAD_ENET2_RX_DATA0__EPDC_SDDO08 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_ENET2_RX_DATA1__EPDC_SDDO09 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_ENET2_RX_EN__EPDC_SDDO10 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_ENET2_TX_DATA0__EPDC_SDDO11 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_ENET2_TX_DATA1__EPDC_SDDO12 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_ENET2_TX_EN__EPDC_SDDO13 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_ENET2_TX_CLK__EPDC_SDDO14 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_ENET2_RX_ER__EPDC_SDDO15 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_CLK__EPDC_SDCLK | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_ENABLE__EPDC_SDLE | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_HSYNC__EPDC_SDOE | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_VSYNC__EPDC_SDCE0 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA00__EPDC_SDDO00 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA01__EPDC_SDDO01 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA02__EPDC_SDDO02 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA03__EPDC_SDDO03 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA04__EPDC_SDDO04 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA05__EPDC_SDDO05 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA06__EPDC_SDDO06 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA07__EPDC_SDDO07 | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA14__EPDC_SDSHR | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA15__EPDC_GDRL | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA16__EPDC_GDCLK | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_DATA17__EPDC_GDSP | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| MX6_PAD_LCD_RESET__EPDC_GDOE | MUX_PAD_CTRL(EPDC_PAD_CTRL), |
| }; |
| |
| static iomux_v3_cfg_t const epdc_disable_pads[] = { |
| MX6_PAD_ENET2_RX_DATA0__GPIO2_IO08, |
| MX6_PAD_ENET2_RX_DATA1__GPIO2_IO09, |
| MX6_PAD_ENET2_RX_EN__GPIO2_IO10, |
| MX6_PAD_ENET2_TX_DATA0__GPIO2_IO11, |
| MX6_PAD_ENET2_TX_DATA1__GPIO2_IO12, |
| MX6_PAD_ENET2_TX_EN__GPIO2_IO13, |
| MX6_PAD_ENET2_TX_CLK__GPIO2_IO14, |
| MX6_PAD_ENET2_RX_ER__GPIO2_IO15, |
| MX6_PAD_LCD_CLK__GPIO3_IO00, |
| MX6_PAD_LCD_ENABLE__GPIO3_IO01, |
| MX6_PAD_LCD_HSYNC__GPIO3_IO02, |
| MX6_PAD_LCD_VSYNC__GPIO3_IO03, |
| MX6_PAD_LCD_DATA00__GPIO3_IO05, |
| MX6_PAD_LCD_DATA01__GPIO3_IO06, |
| MX6_PAD_LCD_DATA02__GPIO3_IO07, |
| MX6_PAD_LCD_DATA03__GPIO3_IO08, |
| MX6_PAD_LCD_DATA04__GPIO3_IO09, |
| MX6_PAD_LCD_DATA05__GPIO3_IO10, |
| MX6_PAD_LCD_DATA06__GPIO3_IO11, |
| MX6_PAD_LCD_DATA07__GPIO3_IO12, |
| MX6_PAD_LCD_DATA14__GPIO3_IO19, |
| MX6_PAD_LCD_DATA15__GPIO3_IO20, |
| MX6_PAD_LCD_DATA16__GPIO3_IO21, |
| MX6_PAD_LCD_DATA17__GPIO3_IO22, |
| MX6_PAD_LCD_RESET__GPIO3_IO04, |
| }; |
| |
| vidinfo_t panel_info = { |
| .vl_refresh = 85, |
| .vl_col = 1024, |
| .vl_row = 758, |
| .vl_pixclock = 40000000, |
| .vl_left_margin = 12, |
| .vl_right_margin = 76, |
| .vl_upper_margin = 4, |
| .vl_lower_margin = 5, |
| .vl_hsync = 12, |
| .vl_vsync = 2, |
| .vl_sync = 0, |
| .vl_mode = 0, |
| .vl_flag = 0, |
| .vl_bpix = 3, |
| .cmap = 0, |
| }; |
| |
| struct epdc_timing_params panel_timings = { |
| .vscan_holdoff = 4, |
| .sdoed_width = 10, |
| .sdoed_delay = 20, |
| .sdoez_width = 10, |
| .sdoez_delay = 20, |
| .gdclk_hp_offs = 524, |
| .gdsp_offs = 327, |
| .gdoe_offs = 0, |
| .gdclk_offs = 19, |
| .num_ce = 1, |
| }; |
| |
| static void setup_epdc_power(void) |
| { |
| /* Setup epdc voltage */ |
| |
| /* EPDC_PWRSTAT - GPIO3[16] for PWR_GOOD status */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA11__GPIO3_IO16 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| gpio_request(IMX_GPIO_NR(3, 16), "EPDC_PWRSTAT"); |
| gpio_direction_input(IMX_GPIO_NR(3, 16)); |
| |
| /* EPDC_VCOM0 - GPIO3[24] for VCOM control */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA19__GPIO3_IO24 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| |
| /* Set as output */ |
| gpio_request(IMX_GPIO_NR(3, 24), "EPDC_VCOM0"); |
| gpio_direction_output(IMX_GPIO_NR(3, 24), 1); |
| |
| /* EPDC_PWRWAKEUP - GPIO3[14] for EPD PMIC WAKEUP */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA09__GPIO3_IO14 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| /* Set as output */ |
| gpio_request(IMX_GPIO_NR(3, 14), "EPDC_PWRWAKEUP"); |
| gpio_direction_output(IMX_GPIO_NR(3, 14), 1); |
| |
| /* EPDC_PWRCTRL0 - GPIO3[17] for EPD PWR CTL0 */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA12__GPIO3_IO17 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| /* Set as output */ |
| gpio_request(IMX_GPIO_NR(3, 17), "EPDC_PWRCTRL0"); |
| gpio_direction_output(IMX_GPIO_NR(3, 17), 1); |
| } |
| |
| static void epdc_enable_pins(void) |
| { |
| /* epdc iomux settings */ |
| imx_iomux_v3_setup_multiple_pads(epdc_enable_pads, |
| ARRAY_SIZE(epdc_enable_pads)); |
| } |
| |
| static void epdc_disable_pins(void) |
| { |
| /* Configure MUX settings for EPDC pins to GPIO and drive to 0 */ |
| imx_iomux_v3_setup_multiple_pads(epdc_disable_pads, |
| ARRAY_SIZE(epdc_disable_pads)); |
| } |
| |
| static void setup_epdc(void) |
| { |
| /*** epdc Maxim PMIC settings ***/ |
| |
| /* EPDC_PWRSTAT - GPIO3[16] for PWR_GOOD status */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA11__GPIO3_IO16 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| |
| /* EPDC_VCOM0 - GPIO3[24] for VCOM control */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA19__GPIO3_IO24 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| |
| /* EPDC_PWRWAKEUP - GPIO3[14] for EPD PMIC WAKEUP */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA09__GPIO3_IO14 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| |
| /* EPDC_PWRCTRL0 - GPIO3[17] for EPD PWR CTL0 */ |
| imx_iomux_v3_setup_pad(MX6_PAD_LCD_DATA12__GPIO3_IO17 | |
| MUX_PAD_CTRL(EPDC_PAD_CTRL)); |
| |
| /* Set pixel clock rates for EPDC in clock.c */ |
| |
| panel_info.epdc_data.wv_modes.mode_init = 0; |
| panel_info.epdc_data.wv_modes.mode_du = 1; |
| panel_info.epdc_data.wv_modes.mode_gc4 = 3; |
| panel_info.epdc_data.wv_modes.mode_gc8 = 2; |
| panel_info.epdc_data.wv_modes.mode_gc16 = 2; |
| panel_info.epdc_data.wv_modes.mode_gc32 = 2; |
| |
| panel_info.epdc_data.epdc_timings = panel_timings; |
| |
| setup_epdc_power(); |
| } |
| |
| void epdc_power_on(void) |
| { |
| unsigned int reg; |
| struct gpio_regs *gpio_regs = (struct gpio_regs *)GPIO3_BASE_ADDR; |
| |
| /* Set EPD_PWR_CTL0 to high - enable EINK_VDD (3.15) */ |
| gpio_set_value(IMX_GPIO_NR(3, 17), 1); |
| udelay(1000); |
| |
| /* Enable epdc signal pin */ |
| epdc_enable_pins(); |
| |
| /* Set PMIC Wakeup to high - enable Display power */ |
| gpio_set_value(IMX_GPIO_NR(3, 14), 1); |
| |
| /* Wait for PWRGOOD == 1 */ |
| while (1) { |
| reg = readl(&gpio_regs->gpio_psr); |
| if (!(reg & (1 << 16))) |
| break; |
| |
| udelay(100); |
| } |
| |
| /* Enable VCOM */ |
| gpio_set_value(IMX_GPIO_NR(3, 24), 1); |
| |
| udelay(500); |
| } |
| |
| void epdc_power_off(void) |
| { |
| /* Set PMIC Wakeup to low - disable Display power */ |
| gpio_set_value(IMX_GPIO_NR(3, 14), 0); |
| |
| /* Disable VCOM */ |
| gpio_set_value(IMX_GPIO_NR(3, 24), 0); |
| |
| epdc_disable_pins(); |
| |
| /* Set EPD_PWR_CTL0 to low - disable EINK_VDD (3.15) */ |
| gpio_set_value(IMX_GPIO_NR(3, 17), 0); |
| } |
| #endif |
| |
| #ifdef CONFIG_FEC_MXC |
| int board_eth_init(bd_t *bis) |
| { |
| int ret; |
| |
| setup_iomux_fec(CONFIG_FEC_ENET_DEV); |
| |
| ret = fecmxc_initialize_multi(bis, CONFIG_FEC_ENET_DEV, |
| CONFIG_FEC_MXC_PHYADDR, IMX_FEC_BASE); |
| if (ret) |
| printf("FEC%d MXC: %s:failed\n", CONFIG_FEC_ENET_DEV, __func__); |
| |
| return 0; |
| } |
| |
| static int setup_fec(int fec_id) |
| { |
| struct iomuxc_gpr_base_regs *const iomuxc_gpr_regs |
| = (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR; |
| int ret; |
| |
| if (0 == fec_id) { |
| if (check_module_fused(MX6_MODULE_ENET1)) |
| return -1; |
| /* |
| * Use 50M anatop loopback REF_CLK1 for ENET1, |
| * clear gpr1[13], set gpr1[17] |
| */ |
| clrsetbits_le32(&iomuxc_gpr_regs->gpr[1], IOMUX_GPR1_FEC1_MASK, |
| IOMUX_GPR1_FEC1_CLOCK_MUX1_SEL_MASK); |
| ret = enable_fec_anatop_clock(fec_id, ENET_50MHZ); |
| if (ret) |
| return ret; |
| |
| imx_iomux_v3_setup_multiple_pads(fec1_phy_rst, |
| ARRAY_SIZE(fec1_phy_rst)); |
| gpio_request(IMX_GPIO_NR(5, 2), "fec1 reset"); |
| gpio_direction_output(IMX_GPIO_NR(5, 2), 0); |
| udelay(50); |
| gpio_direction_output(IMX_GPIO_NR(5, 2), 1); |
| |
| } else { |
| if (check_module_fused(MX6_MODULE_ENET2)) |
| return -1; |
| |
| /* clk from phy, set gpr1[14], clear gpr1[18]*/ |
| clrsetbits_le32(&iomuxc_gpr_regs->gpr[1], IOMUX_GPR1_FEC2_MASK, |
| IOMUX_GPR1_FEC2_CLOCK_MUX2_SEL_MASK); |
| |
| imx_iomux_v3_setup_multiple_pads(fec2_phy_rst, |
| ARRAY_SIZE(fec2_phy_rst)); |
| gpio_request(IMX_GPIO_NR(5, 4), "fec2 reset"); |
| gpio_direction_output(IMX_GPIO_NR(5, 4), 0); |
| udelay(50); |
| gpio_direction_output(IMX_GPIO_NR(5, 4), 1); |
| } |
| |
| enable_enet_clk(1); |
| |
| return 0; |
| } |
| |
| int board_phy_config(struct phy_device *phydev) |
| { |
| if (CONFIG_FEC_ENET_DEV == 0) { |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x16, 0x202); |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x8190); |
| } else if (CONFIG_FEC_ENET_DEV == 1) { |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x16, 0x201); |
| phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x8110); |
| } |
| |
| if (phydev->drv->config) |
| phydev->drv->config(phydev); |
| |
| return 0; |
| } |
| #endif |
| |
| #ifdef CONFIG_POWER |
| #define I2C_PMIC 0 |
| static struct pmic *pfuze; |
| int power_init_board(void) |
| { |
| int ret; |
| u32 rev_id, value; |
| |
| ret = power_pfuze100_init(I2C_PMIC); |
| if (ret) |
| return ret; |
| |
| pfuze = pmic_get("PFUZE100"); |
| if (!pfuze) |
| return -ENODEV; |
| |
| ret = pmic_probe(pfuze); |
| if (ret) |
| return ret; |
| |
| ret = pfuze_mode_init(pfuze, APS_PFM); |
| if (ret < 0) |
| return ret; |
| |
| pmic_reg_read(pfuze, PFUZE100_DEVICEID, &value); |
| pmic_reg_read(pfuze, PFUZE100_REVID, &rev_id); |
| printf("PMIC: PFUZE200! DEV_ID=0x%x REV_ID=0x%x\n", value, rev_id); |
| |
| /* |
| * Our PFUZE0200 is PMPF0200X0AEP, the Pre-programmed OTP |
| * Configuration is F0. |
| * Default VOLT: |
| * VSNVS_VOLT | 3.0V |
| * SW1AB | 1.375V |
| * SW2 | 3.3V |
| * SW3A | 1.5V |
| * SW3B | 1.5V |
| * VGEN1 | 1.5V |
| * VGEN2 | 1.5V |
| * VGEN3 | 2.5V |
| * VGEN4 | 1.8V |
| * VGEN5 | 2.8V |
| * VGEN6 | 3.3V |
| * |
| * According to schematic, we need SW3A 1.35V, SW3B 3.3V, |
| * VGEN1 1.2V, VGEN2 1.5V, VGEN3 2.8V, VGEN4 1.8V, |
| * VGEN5 3.3V, VGEN6 3.0V. |
| * |
| * Here we just use the default VOLT, but not configure |
| * them, when needed, configure them to our requested voltage. |
| */ |
| |
| /* set SW1AB standby volatage 0.975V */ |
| pmic_reg_read(pfuze, PFUZE100_SW1ABSTBY, &value); |
| value &= ~0x3f; |
| value |= PFUZE100_SW1ABC_SETP(9750); |
| pmic_reg_write(pfuze, PFUZE100_SW1ABSTBY, value); |
| |
| /* set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ |
| pmic_reg_read(pfuze, PFUZE100_SW1ABCONF, &value); |
| value &= ~0xc0; |
| value |= 0x40; |
| pmic_reg_write(pfuze, PFUZE100_SW1ABCONF, value); |
| |
| /* Enable power of VGEN5 3V3 */ |
| pmic_reg_read(pfuze, PFUZE100_VGEN5VOL, &value); |
| value &= ~0x1F; |
| value |= 0x1F; |
| pmic_reg_write(pfuze, PFUZE100_VGEN5VOL, value); |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_LDO_BYPASS_CHECK |
| void ldo_mode_set(int ldo_bypass) |
| { |
| unsigned int value; |
| int is_400M; |
| u32 vddarm; |
| |
| struct pmic *p = pfuze; |
| |
| if (!p) { |
| printf("No PMIC found!\n"); |
| return; |
| } |
| |
| /* switch to ldo_bypass mode */ |
| if (ldo_bypass) { |
| prep_anatop_bypass(); |
| /* decrease VDDARM to 1.275V */ |
| pmic_reg_read(pfuze, PFUZE100_SW1ABVOL, &value); |
| value &= ~0x3f; |
| value |= PFUZE100_SW1ABC_SETP(12750); |
| pmic_reg_write(pfuze, PFUZE100_SW1ABVOL, value); |
| |
| is_400M = set_anatop_bypass(1); |
| if (is_400M) |
| vddarm = PFUZE100_SW1ABC_SETP(10750); |
| else |
| vddarm = PFUZE100_SW1ABC_SETP(11750); |
| |
| pmic_reg_read(pfuze, PFUZE100_SW1ABVOL, &value); |
| value &= ~0x3f; |
| value |= vddarm; |
| pmic_reg_write(pfuze, PFUZE100_SW1ABVOL, value); |
| |
| finish_anatop_bypass(); |
| |
| printf("switch to ldo_bypass mode!\n"); |
| } |
| } |
| #endif |
| |
| #elif defined(CONFIG_DM_PMIC_PFUZE100) |
| int power_init_board(void) |
| { |
| struct udevice *dev; |
| int ret; |
| unsigned int reg, dev_id, rev_id; |
| |
| ret = pmic_get("pfuze100", &dev); |
| if (ret == -ENODEV) |
| return ret; |
| |
| ret = pfuze_mode_init(dev, APS_PFM); |
| if (ret < 0) |
| return ret; |
| |
| dev_id = pmic_reg_read(dev, PFUZE100_DEVICEID); |
| rev_id = pmic_reg_read(dev, PFUZE100_REVID); |
| printf("PMIC: PFUZE200! DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id); |
| |
| /* |
| * Our PFUZE0200 is PMPF0200X0AEP, the Pre-programmed OTP |
| * Configuration is F0. |
| * Default VOLT: |
| * VSNVS_VOLT | 3.0V |
| * SW1AB | 1.375V |
| * SW2 | 3.3V |
| * SW3A | 1.5V |
| * SW3B | 1.5V |
| * VGEN1 | 1.5V |
| * VGEN2 | 1.5V |
| * VGEN3 | 2.5V |
| * VGEN4 | 1.8V |
| * VGEN5 | 2.8V |
| * VGEN6 | 3.3V |
| * |
| * According to schematic, we need SW3A 1.35V, SW3B 3.3V, |
| * VGEN1 1.2V, VGEN2 1.5V, VGEN3 2.8V, VGEN4 1.8V, |
| * VGEN5 3.3V, VGEN6 3.0V. |
| * |
| * Here we just use the default VOLT, but not configure |
| * them, when needed, configure them to our requested voltage. |
| */ |
| |
| /* Set SW1AB stanby volage to 0.975V */ |
| reg = pmic_reg_read(dev, PFUZE100_SW1ABSTBY); |
| reg &= ~SW1x_STBY_MASK; |
| reg |= SW1x_0_975V; |
| pmic_reg_write(dev, PFUZE100_SW1ABSTBY, reg); |
| |
| /* Set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ |
| reg = pmic_reg_read(dev, PFUZE100_SW1ABCONF); |
| reg &= ~SW1xCONF_DVSSPEED_MASK; |
| reg |= SW1xCONF_DVSSPEED_4US; |
| pmic_reg_write(dev, PFUZE100_SW1ABCONF, reg); |
| |
| /* Enable power of VGEN5 3V3 */ |
| reg = pmic_reg_read(dev, PFUZE100_VGEN5VOL); |
| reg &= ~0x1F; |
| reg |= 0x1F; |
| pmic_reg_write(dev, PFUZE100_VGEN5VOL, reg); |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_LDO_BYPASS_CHECK |
| void ldo_mode_set(int ldo_bypass) |
| { |
| struct udevice *dev; |
| int ret; |
| int is_400M; |
| u32 vddarm; |
| |
| ret = pmic_get("pfuze100", &dev); |
| if (ret == -ENODEV) { |
| printf("No PMIC found!\n"); |
| return; |
| } |
| |
| /* switch to ldo_bypass mode */ |
| if (ldo_bypass) { |
| /* decrease VDDARM to 1.275V */ |
| pmic_clrsetbits(dev, PFUZE100_SW1ABVOL, 0x3f, PFUZE100_SW1ABC_SETP(12750)); |
| |
| is_400M = set_anatop_bypass(1); |
| if (is_400M) |
| vddarm = PFUZE100_SW1ABC_SETP(10750); |
| else |
| vddarm = PFUZE100_SW1ABC_SETP(11750); |
| |
| pmic_clrsetbits(dev, PFUZE100_SW1ABVOL, 0x3f, vddarm); |
| |
| set_anatop_bypass(1); |
| |
| printf("switch to ldo_bypass mode!\n"); |
| } |
| } |
| #endif |
| |
| #endif |
| |
| int board_early_init_f(void) |
| { |
| setup_iomux_uart(); |
| |
| return 0; |
| } |
| |
| int board_init(void) |
| { |
| /* Address of boot parameters */ |
| gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; |
| |
| #ifdef CONFIG_SYS_I2C |
| setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); |
| #endif |
| |
| #ifdef CONFIG_FEC_MXC |
| setup_fec(CONFIG_FEC_ENET_DEV); |
| #endif |
| |
| #ifdef CONFIG_MXC_SPI |
| setup_spinor(); |
| #endif |
| |
| #ifdef CONFIG_CMD_NAND |
| setup_gpmi_nand(); |
| #endif |
| |
| #ifdef CONFIG_FSL_QSPI |
| board_qspi_init(); |
| #endif |
| |
| #ifdef CONFIG_MXC_EPDC |
| enable_epdc_clock(); |
| setup_epdc(); |
| #endif |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_CMD_BMODE |
| static const struct boot_mode board_boot_modes[] = { |
| /* 4 bit bus width */ |
| {"sd1", MAKE_CFGVAL(0x42, 0x20, 0x00, 0x00)}, |
| {"qspi1", MAKE_CFGVAL(0x10, 0x00, 0x00, 0x00)}, |
| {NULL, 0}, |
| }; |
| #endif |
| |
| int board_late_init(void) |
| { |
| #ifdef CONFIG_CMD_BMODE |
| add_board_boot_modes(board_boot_modes); |
| #endif |
| |
| #ifdef CONFIG_ENV_IS_IN_MMC |
| board_late_mmc_env_init(); |
| #endif |
| |
| return 0; |
| } |
| |
| u32 get_board_rev(void) |
| { |
| return get_cpu_rev(); |
| } |
| |
| int checkboard(void) |
| { |
| puts("Board: MX6ULL 14X14 DDR3 ARM2\n"); |
| |
| return 0; |
| } |
| |
| #ifdef CONFIG_USB_EHCI_MX6 |
| #ifndef CONFIG_DM_USB |
| |
| #define USB_OTHERREGS_OFFSET 0x800 |
| #define UCTRL_PWR_POL (1 << 9) |
| iomux_v3_cfg_t const usb_otg1_pads[] = { |
| MX6_PAD_GPIO1_IO04__USB_OTG1_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), |
| MX6_PAD_GPIO1_IO00__ANATOP_OTG1_ID | MUX_PAD_CTRL(OTG_ID_PAD_CTRL), |
| }; |
| |
| /* |
| * Leave it here, but default configuration only supports 1 port now, |
| * because we need sd1 and i2c1 |
| */ |
| iomux_v3_cfg_t const usb_otg2_pads[] = { |
| /* conflict with i2c1_scl */ |
| MX6_PAD_GPIO1_IO02__USB_OTG2_PWR | MUX_PAD_CTRL(NO_PAD_CTRL), |
| /* conflict with sd1_vselect */ |
| MX6_PAD_GPIO1_IO05__ANATOP_OTG2_ID | MUX_PAD_CTRL(OTG_ID_PAD_CTRL), |
| }; |
| |
| int board_usb_phy_mode(int port) |
| { |
| return usb_phy_mode(port); |
| } |
| |
| int board_ehci_hcd_init(int port) |
| { |
| u32 *usbnc_usb_ctrl; |
| |
| if (port > 1) |
| return -EINVAL; |
| |
| switch (port) { |
| case 0: |
| imx_iomux_v3_setup_multiple_pads(usb_otg1_pads, |
| ARRAY_SIZE(usb_otg1_pads)); |
| break; |
| case 1: |
| imx_iomux_v3_setup_multiple_pads(usb_otg2_pads, |
| ARRAY_SIZE(usb_otg2_pads)); |
| break; |
| default: |
| printf("MXC USB port %d not yet supported\n", port); |
| return 1; |
| } |
| |
| usbnc_usb_ctrl = (u32 *)(USB_BASE_ADDR + USB_OTHERREGS_OFFSET + |
| port * 4); |
| |
| /* Set Power polarity */ |
| setbits_le32(usbnc_usb_ctrl, UCTRL_PWR_POL); |
| |
| return 0; |
| } |
| #endif |
| #endif |
