/* * Copyright (C) 2013 Freescale Semiconductor, Inc. * Copyright (C) 2015 ECA Sinters * * Author: Fabio Estevam <fabio.estevam@freescale.com> * Modified by: Boris Brezillon <boris.brezillon@free-electrons.com> * * SPDX-License-Identifier: GPL-2.0+ */ #include <asm/arch/clock.h> #include <asm/arch/imx-regs.h> #include <asm/arch/iomux.h> #include <asm/arch/mx6-pins.h> #include <asm/errno.h> #include <asm/gpio.h> #include <asm/imx-common/iomux-v3.h> #include <asm/imx-common/boot_mode.h> #include <mmc.h> #include <fsl_esdhc.h> #include <miiphy.h> #include <netdev.h> #include <asm/arch/mxc_hdmi.h> #include <asm/arch/crm_regs.h> #include <linux/fb.h> #include <ipu_pixfmt.h> #include <asm/io.h> #include <asm/arch/sys_proto.h> #include <micrel.h> #include <asm/imx-common/mxc_i2c.h> #include <i2c.h> #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ PAD_CTL_SRE_FAST | PAD_CTL_HYS) static iomux_v3_cfg_t const uart2_pads[] = { MX6_PAD_EIM_D26__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), MX6_PAD_EIM_D27__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), }; void seco_mx6_setup_uart_iomux(void) { imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads)); } #define ENET_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | \ PAD_CTL_HYS) static iomux_v3_cfg_t const enet_pads[] = { MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), }; void seco_mx6_setup_enet_iomux(void) { imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads)); } int seco_mx6_rgmii_rework(struct phy_device *phydev) { /* control data pad skew - devaddr = 0x02, register = 0x04 */ ksz9031_phy_extended_write(phydev, 0x02, MII_KSZ9031_EXT_RGMII_CTRL_SIG_SKEW, MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000); /* rx data pad skew - devaddr = 0x02, register = 0x05 */ ksz9031_phy_extended_write(phydev, 0x02, MII_KSZ9031_EXT_RGMII_RX_DATA_SKEW, MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000); /* tx data pad skew - devaddr = 0x02, register = 0x05 */ ksz9031_phy_extended_write(phydev, 0x02, MII_KSZ9031_EXT_RGMII_TX_DATA_SKEW, MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x0000); /* gtx and rx clock pad skew - devaddr = 0x02, register = 0x08 */ ksz9031_phy_extended_write(phydev, 0x02, MII_KSZ9031_EXT_RGMII_CLOCK_SKEW, MII_KSZ9031_MOD_DATA_NO_POST_INC, 0x03FF); return 0; } #define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ PAD_CTL_SPEED_LOW | \ PAD_CTL_DSE_80ohm | \ PAD_CTL_SRE_FAST | \ PAD_CTL_HYS) static iomux_v3_cfg_t const usdhc3_pads[] = { MX6_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), }; static iomux_v3_cfg_t const usdhc4_pads[] = { MX6_PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), MX6_PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), }; void seco_mx6_setup_usdhc_iomux(int id) { switch (id) { case 3: imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); break; case 4: imx_iomux_v3_setup_multiple_pads(usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); break; default: printf("Warning: invalid usdhc id (%d)\n", id); break; } }