diff options
Diffstat (limited to 'roms/u-boot/board/freescale/mx6slevk')
-rw-r--r-- | roms/u-boot/board/freescale/mx6slevk/Kconfig | 12 | ||||
-rw-r--r-- | roms/u-boot/board/freescale/mx6slevk/MAINTAINERS | 9 | ||||
-rw-r--r-- | roms/u-boot/board/freescale/mx6slevk/Makefile | 4 | ||||
-rw-r--r-- | roms/u-boot/board/freescale/mx6slevk/imximage.cfg | 123 | ||||
-rw-r--r-- | roms/u-boot/board/freescale/mx6slevk/mx6slevk.c | 390 |
5 files changed, 538 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/mx6slevk/Kconfig b/roms/u-boot/board/freescale/mx6slevk/Kconfig new file mode 100644 index 000000000..18482b551 --- /dev/null +++ b/roms/u-boot/board/freescale/mx6slevk/Kconfig @@ -0,0 +1,12 @@ +if TARGET_MX6SLEVK + +config SYS_BOARD + default "mx6slevk" + +config SYS_VENDOR + default "freescale" + +config SYS_CONFIG_NAME + default "mx6slevk" + +endif diff --git a/roms/u-boot/board/freescale/mx6slevk/MAINTAINERS b/roms/u-boot/board/freescale/mx6slevk/MAINTAINERS new file mode 100644 index 000000000..ae87fe472 --- /dev/null +++ b/roms/u-boot/board/freescale/mx6slevk/MAINTAINERS @@ -0,0 +1,9 @@ +MX6SLEVK BOARD +M: Fabio Estevam <festevam@gmail.com> +M: Peng Fan <peng.fan@nxp.com> +S: Maintained +F: board/freescale/mx6slevk/ +F: include/configs/mx6slevk.h +F: configs/mx6slevk_defconfig +F: configs/mx6slevk_spl_defconfig +F: configs/mx6slevk_spinor_defconfig diff --git a/roms/u-boot/board/freescale/mx6slevk/Makefile b/roms/u-boot/board/freescale/mx6slevk/Makefile new file mode 100644 index 000000000..770f7aac6 --- /dev/null +++ b/roms/u-boot/board/freescale/mx6slevk/Makefile @@ -0,0 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0+ +# (C) Copyright 2013 Freescale Semiconductor, Inc. + +obj-y := mx6slevk.o diff --git a/roms/u-boot/board/freescale/mx6slevk/imximage.cfg b/roms/u-boot/board/freescale/mx6slevk/imximage.cfg new file mode 100644 index 000000000..b97761a51 --- /dev/null +++ b/roms/u-boot/board/freescale/mx6slevk/imximage.cfg @@ -0,0 +1,123 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + * Refer doc/imx/mkimage/imximage.txt for more details about how-to configure + * and create imximage boot image + * + * The syntax is taken as close as possible with the kwbimage + */ +#define __ASSEMBLY__ +#include <config.h> + +/* image version */ + +IMAGE_VERSION 2 + +/* + * Boot Device : one of + * spi, sd (the board has no nand neither onenand) + */ + +BOOT_FROM sd + +/* + * Secure boot support + */ +#ifdef CONFIG_IMX_HAB +CSF CONFIG_CSF_SIZE +#endif + +/* + * Device Configuration Data (DCD) + * + * Each entry must have the format: + * Addr-type Address Value + * + * where: + * Addr-type register length (1,2 or 4 bytes) + * Address absolute address of the register + * value value to be stored in the register + */ +DATA 4 0x020c4018 0x00260324 + +DATA 4 0x020c4068 0xffffffff +DATA 4 0x020c406c 0xffffffff +DATA 4 0x020c4070 0xffffffff +DATA 4 0x020c4074 0xffffffff +DATA 4 0x020c4078 0xffffffff +DATA 4 0x020c407c 0xffffffff +DATA 4 0x020c4080 0xffffffff + +DATA 4 0x020e0344 0x00003030 +DATA 4 0x020e0348 0x00003030 +DATA 4 0x020e034c 0x00003030 +DATA 4 0x020e0350 0x00003030 +DATA 4 0x020e030c 0x00000030 +DATA 4 0x020e0310 0x00000030 +DATA 4 0x020e0314 0x00000030 +DATA 4 0x020e0318 0x00000030 +DATA 4 0x020e0300 0x00000030 +DATA 4 0x020e031c 0x00000030 +DATA 4 0x020e0338 0x00000028 +DATA 4 0x020e0320 0x00000030 +DATA 4 0x020e032c 0x00000000 +DATA 4 0x020e033c 0x00000008 +DATA 4 0x020e0340 0x00000008 +DATA 4 0x020e05c4 0x00000030 +DATA 4 0x020e05cc 0x00000030 +DATA 4 0x020e05d4 0x00000030 +DATA 4 0x020e05d8 0x00000030 +DATA 4 0x020e05ac 0x00000030 +DATA 4 0x020e05c8 0x00000030 +DATA 4 0x020e05b0 0x00020000 +DATA 4 0x020e05b4 0x00000000 +DATA 4 0x020e05c0 0x00020000 +DATA 4 0x020e05d0 0x00080000 + +DATA 4 0x021b001c 0x00008000 +DATA 4 0x021b085c 0x1b4700c7 +DATA 4 0x021b0800 0xa1390003 +DATA 4 0x021b0890 0x00400000 +DATA 4 0x021b08b8 0x00000800 +DATA 4 0x021b081c 0x33333333 +DATA 4 0x021b0820 0x33333333 +DATA 4 0x021b0824 0x33333333 +DATA 4 0x021b0828 0x33333333 +DATA 4 0x021b082c 0xf3333333 +DATA 4 0x021b0830 0xf3333333 +DATA 4 0x021b0834 0xf3333333 +DATA 4 0x021b0838 0xf3333333 +DATA 4 0x021b0848 0x4241444a +DATA 4 0x021b0850 0x3030312b +DATA 4 0x021b083c 0x20000000 +DATA 4 0x021b0840 0x00000000 +DATA 4 0x021b08c0 0x24911492 +DATA 4 0x021b08b8 0x00000800 +DATA 4 0x021b000c 0x33374133 +DATA 4 0x021b0004 0x00020024 +DATA 4 0x021b0010 0x00100A82 +DATA 4 0x021b0014 0x00000093 +DATA 4 0x021b0018 0x00001688 +DATA 4 0x021b002c 0x0f9f26d2 +DATA 4 0x021b0030 0x009f0e10 +DATA 4 0x021b0038 0x00190778 +DATA 4 0x021b0008 0x00000000 +DATA 4 0x021b0040 0x0000004f +DATA 4 0x021b0000 0xc3110000 +DATA 4 0x021b001c 0x003f8030 +DATA 4 0x021b001c 0xff0a8030 +DATA 4 0x021b001c 0x82018030 +DATA 4 0x021b001c 0x04028030 +DATA 4 0x021b001c 0x02038030 +DATA 4 0x021b001c 0xff0a8038 +DATA 4 0x021b001c 0x82018038 +DATA 4 0x021b001c 0x04028038 +DATA 4 0x021b001c 0x02038038 +DATA 4 0x021b0800 0xa1310003 +DATA 4 0x021b0020 0x00001800 +DATA 4 0x021b0818 0x00000000 +DATA 4 0x021b08b8 0x00000800 +DATA 4 0x021b0004 0x00025564 +DATA 4 0x021b0404 0x00011006 +DATA 4 0x021b001c 0x00000000 diff --git a/roms/u-boot/board/freescale/mx6slevk/mx6slevk.c b/roms/u-boot/board/freescale/mx6slevk/mx6slevk.c new file mode 100644 index 000000000..2c90a35e2 --- /dev/null +++ b/roms/u-boot/board/freescale/mx6slevk/mx6slevk.c @@ -0,0 +1,390 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + * Author: Fabio Estevam <fabio.estevam@freescale.com> + */ + +#include <init.h> +#include <net.h> +#include <asm/arch/clock.h> +#include <asm/arch/iomux.h> +#include <asm/arch/crm_regs.h> +#include <asm/arch/imx-regs.h> +#include <asm/arch/mx6-ddr.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/global_data.h> +#include <asm/gpio.h> +#include <asm/mach-imx/iomux-v3.h> +#include <asm/mach-imx/mxc_i2c.h> +#include <asm/io.h> +#include <linux/sizes.h> +#include <common.h> +#include <fsl_esdhc_imx.h> +#include <i2c.h> +#include <mmc.h> +#include <power/pmic.h> +#include <power/pfuze100_pmic.h> +#include "../common/pfuze.h" + +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (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_PUS_22K_UP | \ + PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_HYS) + +#define OTGID_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_LOW |\ + PAD_CTL_DSE_80ohm | PAD_CTL_HYS | \ + PAD_CTL_SRE_FAST) + +#define ETH_PHY_POWER IMX_GPIO_NR(4, 21) + +int dram_init(void) +{ + gd->ram_size = imx_ddr_size(); + + return 0; +} + +static iomux_v3_cfg_t const uart1_pads[] = { + MX6_PAD_UART1_TXD__UART1_TXD | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_UART1_RXD__UART1_RXD | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +#ifdef CONFIG_SPL_BUILD +static iomux_v3_cfg_t const usdhc1_pads[] = { + /* 8 bit SD */ + 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_DAT0__USDHC1_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT1__USDHC1_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT2__USDHC1_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT3__USDHC1_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT4__USDHC1_DAT4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT5__USDHC1_DAT5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT6__USDHC1_DAT6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD1_DAT7__USDHC1_DAT7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + + /*CD pin*/ + MX6_PAD_KEY_ROW7__GPIO_4_7 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const usdhc2_pads[] = { + MX6_PAD_SD2_CLK__USDHC2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_CMD__USDHC2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT0__USDHC2_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT1__USDHC2_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT2__USDHC2_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT3__USDHC2_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + + /*CD pin*/ + MX6_PAD_SD2_DAT7__GPIO_5_0 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const usdhc3_pads[] = { + MX6_PAD_SD3_CLK__USDHC3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_CMD__USDHC3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT0__USDHC3_DAT0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT1__USDHC3_DAT1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT2__USDHC3_DAT2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT3__USDHC3_DAT3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + + /*CD pin*/ + MX6_PAD_REF_CLK_32K__GPIO_3_22 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; +#endif + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); +} + +int board_mmc_get_env_dev(int devno) +{ + return devno; +} + +#ifdef CONFIG_DM_PMIC_PFUZE100 +int power_init_board(void) +{ + struct udevice *dev; + int ret; + u32 dev_id, rev_id, i; + u32 switch_num = 6; + u32 offset = PFUZE100_SW1CMODE; + + ret = pmic_get("pfuze100@08", &dev); + if (ret == -ENODEV) + return 0; + + if (ret != 0) + return ret; + + dev_id = pmic_reg_read(dev, PFUZE100_DEVICEID); + rev_id = pmic_reg_read(dev, PFUZE100_REVID); + printf("PMIC: PFUZE100! DEV_ID=0x%x REV_ID=0x%x\n", dev_id, rev_id); + + /* set SW1AB staby volatage 0.975V */ + pmic_clrsetbits(dev, PFUZE100_SW1ABSTBY, 0x3f, 0x1b); + + /* set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ + pmic_clrsetbits(dev, PFUZE100_SW1ABCONF, 0xc0, 0x40); + + /* set SW1C staby volatage 0.975V */ + pmic_clrsetbits(dev, PFUZE100_SW1CSTBY, 0x3f, 0x1b); + + /* set SW1C/VDDSOC step ramp up time to from 16us to 4us/25mV */ + pmic_clrsetbits(dev, PFUZE100_SW1CCONF, 0xc0, 0x40); + + /* Init mode to APS_PFM */ + pmic_reg_write(dev, PFUZE100_SW1ABMODE, APS_PFM); + + for (i = 0; i < switch_num - 1; i++) + pmic_reg_write(dev, offset + i * SWITCH_SIZE, APS_PFM); + + return 0; +} +#endif + +#ifdef CONFIG_FEC_MXC + +static int setup_fec(void) +{ + struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; + + /* clear gpr1[14], gpr1[18:17] to select anatop clock */ + clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC_MASK, 0); + + return enable_fec_anatop_clock(0, ENET_50MHZ); +} +#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_FEC_MXC + setup_fec(); +#endif + + return 0; +} + +int checkboard(void) +{ + puts("Board: MX6SLEVK\n"); + + return 0; +} + +#ifdef CONFIG_SPL_BUILD +#include <spl.h> +#include <linux/libfdt.h> + +#define USDHC1_CD_GPIO IMX_GPIO_NR(4, 7) +#define USDHC2_CD_GPIO IMX_GPIO_NR(5, 0) +#define USDHC3_CD_GPIO IMX_GPIO_NR(3, 22) + +static struct fsl_esdhc_cfg usdhc_cfg[3] = { + {USDHC1_BASE_ADDR}, + {USDHC2_BASE_ADDR, 0, 4}, + {USDHC3_BASE_ADDR, 0, 4}, +}; + +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: + gpio_request(USDHC1_CD_GPIO, "cd1_gpio"); + ret = !gpio_get_value(USDHC1_CD_GPIO); + break; + case USDHC2_BASE_ADDR: + gpio_request(USDHC2_CD_GPIO, "cd2_gpio"); + ret = !gpio_get_value(USDHC2_CD_GPIO); + break; + case USDHC3_BASE_ADDR: + gpio_request(USDHC3_CD_GPIO, "cd3_gpio"); + ret = !gpio_get_value(USDHC3_CD_GPIO); + break; + } + + return ret; +} + +int board_mmc_init(struct bd_info *bis) +{ + struct src *src_regs = (struct src *)SRC_BASE_ADDR; + u32 val; + u32 port; + + val = readl(&src_regs->sbmr1); + + /* Boot from USDHC */ + port = (val >> 11) & 0x3; + switch (port) { + case 0: + imx_iomux_v3_setup_multiple_pads(usdhc1_pads, + ARRAY_SIZE(usdhc1_pads)); + gpio_direction_input(USDHC1_CD_GPIO); + usdhc_cfg[0].esdhc_base = USDHC1_BASE_ADDR; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); + break; + case 1: + imx_iomux_v3_setup_multiple_pads(usdhc2_pads, + ARRAY_SIZE(usdhc2_pads)); + gpio_direction_input(USDHC2_CD_GPIO); + usdhc_cfg[0].esdhc_base = USDHC2_BASE_ADDR; + usdhc_cfg[0].max_bus_width = 4; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + break; + case 2: + imx_iomux_v3_setup_multiple_pads(usdhc3_pads, + ARRAY_SIZE(usdhc3_pads)); + gpio_direction_input(USDHC3_CD_GPIO); + usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR; + usdhc_cfg[0].max_bus_width = 4; + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + break; + } + + gd->arch.sdhc_clk = usdhc_cfg[0].sdhc_clk; + return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); +} + +const struct mx6sl_iomux_ddr_regs mx6_ddr_ioregs = { + .dram_sdqs0 = 0x00003030, + .dram_sdqs1 = 0x00003030, + .dram_sdqs2 = 0x00003030, + .dram_sdqs3 = 0x00003030, + .dram_dqm0 = 0x00000030, + .dram_dqm1 = 0x00000030, + .dram_dqm2 = 0x00000030, + .dram_dqm3 = 0x00000030, + .dram_cas = 0x00000030, + .dram_ras = 0x00000030, + .dram_sdclk_0 = 0x00000028, + .dram_reset = 0x00000030, + .dram_sdba2 = 0x00000000, + .dram_odt0 = 0x00000008, + .dram_odt1 = 0x00000008, +}; + +const struct mx6sl_iomux_grp_regs mx6_grp_ioregs = { + .grp_b0ds = 0x00000030, + .grp_b1ds = 0x00000030, + .grp_b2ds = 0x00000030, + .grp_b3ds = 0x00000030, + .grp_addds = 0x00000030, + .grp_ctlds = 0x00000030, + .grp_ddrmode_ctl = 0x00020000, + .grp_ddrpke = 0x00000000, + .grp_ddrmode = 0x00020000, + .grp_ddr_type = 0x00080000, +}; + +const struct mx6_mmdc_calibration mx6_mmcd_calib = { + .p0_mpdgctrl0 = 0x20000000, + .p0_mpdgctrl1 = 0x00000000, + .p0_mprddlctl = 0x4241444a, + .p0_mpwrdlctl = 0x3030312b, + .mpzqlp2ctl = 0x1b4700c7, +}; + +static struct mx6_lpddr2_cfg mem_ddr = { + .mem_speed = 800, + .density = 4, + .width = 32, + .banks = 8, + .rowaddr = 14, + .coladdr = 10, + .trcd_lp = 2000, + .trppb_lp = 2000, + .trpab_lp = 2250, + .trasmin = 4200, +}; + +static void ccgr_init(void) +{ + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + + writel(0xFFFFFFFF, &ccm->CCGR0); + writel(0xFFFFFFFF, &ccm->CCGR1); + writel(0xFFFFFFFF, &ccm->CCGR2); + writel(0xFFFFFFFF, &ccm->CCGR3); + writel(0xFFFFFFFF, &ccm->CCGR4); + writel(0xFFFFFFFF, &ccm->CCGR5); + writel(0xFFFFFFFF, &ccm->CCGR6); + + writel(0x00260324, &ccm->cbcmr); +} + +static void spl_dram_init(void) +{ + struct mx6_ddr_sysinfo sysinfo = { + .dsize = mem_ddr.width / 32, + .cs_density = 20, + .ncs = 2, + .cs1_mirror = 0, + .walat = 0, + .ralat = 2, + .mif3_mode = 3, + .bi_on = 1, + .rtt_wr = 0, /* LPDDR2 does not need rtt_wr rtt_nom */ + .rtt_nom = 0, + .sde_to_rst = 0, /* LPDDR2 does not need this field */ + .rst_to_cke = 0x10, /* JEDEC value for LPDDR2: 200us */ + .ddr_type = DDR_TYPE_LPDDR2, + .refsel = 0, /* Refresh cycles at 64KHz */ + .refr = 3, /* 4 refresh commands per refresh cycle */ + }; + mx6sl_dram_iocfg(32, &mx6_ddr_ioregs, &mx6_grp_ioregs); + mx6_dram_cfg(&sysinfo, &mx6_mmcd_calib, &mem_ddr); +} + +void board_init_f(ulong dummy) +{ + /* setup AIPS and disable watchdog */ + arch_cpu_init(); + + ccgr_init(); + + /* iomux and setup of i2c */ + board_early_init_f(); + + /* setup GP timer */ + timer_init(); + + /* UART clocks enabled and gd valid - init serial console */ + preloader_console_init(); + + /* DDR initialization */ + spl_dram_init(); + + /* Clear the BSS. */ + memset(__bss_start, 0, __bss_end - __bss_start); + + /* load/boot image from boot device */ + board_init_r(NULL, 0); +} +#endif |