From 058d23168752c2a2ec0a6c3b50296cb5b91ec6d0 Mon Sep 17 00:00:00 2001 From: Boris BREZILLON Date: Wed, 4 Mar 2015 13:13:05 +0100 Subject: board/seco: Add mx6q-uq7 basic board support Add basic SECO MX6Q/uQ7 board support (Ethernet, UART, SD are supported). It also adds a Kconfig skeleton to later add more SECO board (supporting SoC and board variants). Signed-off-by: Boris Brezillon --- board/seco/mx6quq7/MAINTAINERS | 6 ++ board/seco/mx6quq7/Makefile | 7 ++ board/seco/mx6quq7/mx6quq7-2g.cfg | 173 ++++++++++++++++++++++++++++++++++++++ board/seco/mx6quq7/mx6quq7.c | 162 +++++++++++++++++++++++++++++++++++ 4 files changed, 348 insertions(+) create mode 100644 board/seco/mx6quq7/MAINTAINERS create mode 100644 board/seco/mx6quq7/Makefile create mode 100644 board/seco/mx6quq7/mx6quq7-2g.cfg create mode 100644 board/seco/mx6quq7/mx6quq7.c (limited to 'board/seco/mx6quq7') diff --git a/board/seco/mx6quq7/MAINTAINERS b/board/seco/mx6quq7/MAINTAINERS new file mode 100644 index 0000000000..60fd4caab8 --- /dev/null +++ b/board/seco/mx6quq7/MAINTAINERS @@ -0,0 +1,6 @@ +MX6QUQ7 BOARD +M: Boris Brezillon +S: Maintained +F: board/seco/mx6quq7/ +F: include/configs/secomx6quq7.h +F: configs/secomx6quq7_defconfig diff --git a/board/seco/mx6quq7/Makefile b/board/seco/mx6quq7/Makefile new file mode 100644 index 0000000000..bbf1d68190 --- /dev/null +++ b/board/seco/mx6quq7/Makefile @@ -0,0 +1,7 @@ +# +# (C) Copyright 2015 ECA Sinters +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := mx6quq7.o diff --git a/board/seco/mx6quq7/mx6quq7-2g.cfg b/board/seco/mx6quq7/mx6quq7-2g.cfg new file mode 100644 index 0000000000..159120edd6 --- /dev/null +++ b/board/seco/mx6quq7/mx6quq7-2g.cfg @@ -0,0 +1,173 @@ +/* + * Copyright (C) 2013 Seco USA Inc + * + * SPDX-License-Identifier: GPL-2.0 + * + * Refer doc/README.imximage for more details about how-to configure + * and create imximage boot image + * + * The syntax is taken as close as possible with the kwbimage + */ + +/* image version */ +IMAGE_VERSION 2 + +/* + * Boot Device : one of + * spi, sd (the board has no nand neither onenand) + */ +BOOT_FROM sd + +#define __ASSEMBLY__ +#include +#include "asm/arch/mx6-ddr.h" +#include "asm/arch/iomux.h" +#include "asm/arch/crm_regs.h" + +/* DDR IO TYPE */ +DATA 4, MX6_IOM_GRP_DDRPKE, 0x00000000 +DATA 4, MX6_IOM_GRP_DDR_TYPE, 0x000C0000 + +/* DATA STROBE */ +DATA 4, MX6_IOM_DDRMODE_CTL, 0x00020000 +DATA 4, MX6_IOM_DRAM_SDQS0, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS1, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS2, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS3, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS4, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS5, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS6, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDQS7, 0x00000028 + +/* DATA */ +DATA 4, MX6_IOM_GRP_DDRMODE, 0x00020000 +DATA 4, MX6_IOM_GRP_B0DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B1DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B2DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B3DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B4DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B5DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B6DS, 0x00000028 +DATA 4, MX6_IOM_GRP_B7DS, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM0, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM1, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM2, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM3, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM4, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM5, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM6, 0x00000028 +DATA 4, MX6_IOM_DRAM_DQM7, 0x00000028 +/* ADDRESS */ +DATA 4, MX6_IOM_GRP_ADDDS, 0x00000028 +DATA 4, MX6_IOM_DRAM_CAS, 0x00000028 +DATA 4, MX6_IOM_DRAM_RAS, 0x00000028 + +/* CONTROL */ +DATA 4, MX6_IOM_GRP_CTLDS, 0x00000030 +DATA 4, MX6_IOM_DRAM_RESET, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDBA2, 0x00000000 +DATA 4, MX6_IOM_DRAM_SDODT0, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDODT1, 0x00000028 + +/* CLOCK */ +DATA 4, MX6_IOM_DRAM_SDCLK_0, 0x00000028 +DATA 4, MX6_IOM_DRAM_SDCLK_1, 0x00000028 + +/* + * DDR3 SETTINGS + * Read Data Bit Delay + */ +DATA 4, MX6_MMDC_P0_MPRDDQBY0DL, 0x33333333 +DATA 4, MX6_MMDC_P0_MPRDDQBY1DL, 0x33333333 +DATA 4, MX6_MMDC_P0_MPRDDQBY2DL, 0x33333333 +DATA 4, MX6_MMDC_P0_MPRDDQBY3DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY0DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY1DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY2DL, 0x33333333 +DATA 4, MX6_MMDC_P1_MPRDDQBY3DL, 0x33333333 + + +/* Write Leveling */ +DATA 4, MX6_MMDC_P0_MPWLDECTRL0, 0x001F001F +DATA 4, MX6_MMDC_P0_MPWLDECTRL1, 0x001F001F +DATA 4, MX6_MMDC_P1_MPWLDECTRL0, 0x001F0001 +DATA 4, MX6_MMDC_P1_MPWLDECTRL1, 0x001F001F + +/* DQS gating, read delay, write delay calibration values */ +DATA 4, MX6_MMDC_P0_MPDGCTRL0, 0x431A0326 +DATA 4, MX6_MMDC_P0_MPDGCTRL1, 0x0323031B +DATA 4, MX6_MMDC_P1_MPDGCTRL0, 0x433F0340 +DATA 4, MX6_MMDC_P1_MPDGCTRL1, 0x0345031C + +/* Read calibration */ +DATA 4, MX6_MMDC_P0_MPRDDLCTL, 0x40343137 +DATA 4, MX6_MMDC_P1_MPRDDLCTL, 0x40372F45 + +/* write calibration */ +DATA 4, MX6_MMDC_P0_MPWRDLCTL, 0x32414741 +DATA 4, MX6_MMDC_P1_MPWRDLCTL, 0x4731473C + +/* Complete calibration by forced measurement: */ +DATA 4, MX6_MMDC_P0_MPMUR0, 0x00000800 +DATA 4, MX6_MMDC_P1_MPMUR0, 0x00000800 + +/* + * MMDC init: + * in DDR3, 64-bit mode, only MMDC0 is init + */ +DATA 4, MX6_MMDC_P0_MDPDC, 0x00020036 +DATA 4, MX6_MMDC_P0_MDOTC, 0x09444040 + +DATA 4, MX6_MMDC_P0_MDCFG0, 0x898E7955 +DATA 4, MX6_MMDC_P0_MDCFG1, 0xFF328F64 +DATA 4, MX6_MMDC_P0_MDCFG2, 0x01FF00DB + +DATA 4, MX6_MMDC_P0_MDMISC, 0x00001740 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008000 +DATA 4, MX6_MMDC_P0_MDRWD, 0x000026D2 +DATA 4, MX6_MMDC_P0_MDOR, 0x008E1023 + +/* CS0_END = 2304MB in step da 256Mb -> [(2304*8/256) - 1] */ +DATA 4, MX6_MMDC_P0_MDASP, 0x00000047 + +/* SDE_1=0; ROW=3; BL=1; DSIZ=2 -> 64 bit */ +DATA 4, MX6_MMDC_P0_MDCTL, 0x841A0000 + +/* Initialize DDR3 on CS_0 and CS_1 */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x02088032 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00008033 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00048031 + +/* P0 01c */ +/* write 0x0940 to MR0 bank_0 (Burst Type=1 (Interlived)) */ +DATA 4, MX6_MMDC_P0_MDSCR, 0x09408030 + +/*ZQ - Calibrationi */ +DATA 4, MX6_MMDC_P0_MPZQHWCTRL, 0xa1390003 +DATA 4, MX6_MMDC_P0_MDSCR, 0x04008040 +DATA 4, MX6_MMDC_P0_MDREF, 0x00007800 + +DATA 4, MX6_MMDC_P0_MPODTCTRL, 0x00022227 +DATA 4, MX6_MMDC_P1_MPODTCTRL, 0x00022227 + +DATA 4, MX6_MMDC_P0_MDPDC, 0x00025576 + +DATA 4, MX6_MMDC_P0_MAPSR, 0x00011006 +DATA 4, MX6_MMDC_P0_MDSCR, 0x00000000 + +/* set the default clock gate to save power */ +DATA 4, CCM_CCGR0, 0x00C03F3F +DATA 4, CCM_CCGR1, 0x0030FC03 +DATA 4, CCM_CCGR2, 0x0FFFC000 +DATA 4, CCM_CCGR3, 0x3FF00000 +DATA 4, CCM_CCGR4, 0x00FFF300 +DATA 4, CCM_CCGR5, 0x0F0000C3 +DATA 4, CCM_CCGR6, 0x000003FF + +/* enable AXI cache for VDOA/VPU/IPU */ +DATA 4, MX6_IOMUXC_GPR4, 0xF00000FF + +/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ +DATA 4, MX6_IOMUXC_GPR6, 0x007F007F +DATA 4, MX6_IOMUXC_GPR7, 0x007F007F + diff --git a/board/seco/mx6quq7/mx6quq7.c b/board/seco/mx6quq7/mx6quq7.c new file mode 100644 index 0000000000..ea1d4b8e49 --- /dev/null +++ b/board/seco/mx6quq7/mx6quq7.c @@ -0,0 +1,162 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * Copyright (C) 2015 ECA Sinters + * + * Author: Fabio Estevam + * Modified by: Boris Brezillon + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "../common/mx6.h" + +DECLARE_GLOBAL_DATA_PTR; + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); + + return 0; +} + +int board_early_init_f(void) +{ + seco_mx6_setup_uart_iomux(); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + seco_mx6_rgmii_rework(phydev); + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} + +int board_eth_init(bd_t *bis) +{ + uint32_t base = IMX_FEC_BASE; + struct mii_dev *bus = NULL; + struct phy_device *phydev = NULL; + int ret = 0; + + seco_mx6_setup_enet_iomux(); + +#ifdef CONFIG_FEC_MXC + bus = fec_get_miibus(base, -1); + if (!bus) + return -ENOMEM; + + /* scan phy 4,5,6,7 */ + phydev = phy_find_by_mask(bus, (0xf << 4), PHY_INTERFACE_MODE_RGMII); + if (!phydev) { + free(bus); + return -ENOMEM; + } + + printf("using phy at %d\n", phydev->addr); + ret = fec_probe(bis, -1, base, bus, phydev); + if (ret) { + free(phydev); + free(bus); + printf("FEC MXC: %s:failed\n", __func__); + } +#endif + + return ret; +} + +static struct fsl_esdhc_cfg usdhc_cfg[2] = { + {USDHC3_BASE_ADDR}, + {USDHC2_BASE_ADDR}, +}; + +int board_mmc_init(bd_t *bis) +{ + u32 index = 0; + int ret; + + /* + * Following map is done: + * (U-boot device node) (Physical Port) + * mmc0 eMMC on Board + * mmc1 Ext SD + */ + for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; ++index) { + switch (index) { + case 0: + seco_mx6_setup_usdhc_iomux(3); + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[0].max_bus_width = 4; + break; + case 1: + seco_mx6_setup_usdhc_iomux(4); + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + usdhc_cfg[1].max_bus_width = 4; + break; + + default: + printf("Warning: %d exceed maximum number of SD ports %d\n", + index + 1, CONFIG_SYS_FSL_USDHC_NUM); + return -EINVAL; + } + + ret = fsl_esdhc_initialize(bis, &usdhc_cfg[index]); + if (ret) + return ret; + } + + return 0; +} + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + + imx_iomux_v3_setup_pad(MX6_PAD_NANDF_D4__GPIO2_IO04 | + MUX_PAD_CTRL(NO_PAD_CTRL)); + + gpio_direction_output(IMX_GPIO_NR(2, 4), 0); + + /* Set Low */ + gpio_set_value(IMX_GPIO_NR(2, 4), 0); + udelay(1000); + + /* Set High */ + gpio_set_value(IMX_GPIO_NR(2, 4), 1); + + return 0; +} + +int checkboard(void) +{ + puts("Board: SECO uQ7\n"); + + return 0; +} -- cgit v1.2.1