From 57ca432fb9f59cea48d8cde1dc1d5cc2f80993c7 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 10 Apr 2013 09:32:58 +0000 Subject: mx6sl: Add initial support for mx6slevk board mx6slevk board is a development board from Freescale based on the mx6 solo-lite processor. For details about mx6slevk, please refer to: http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=IMX6SLEVK&parentCode=i.MX6SL&fpsp=1 Signed-off-by: Fabio Estevam --- board/freescale/mx6slevk/Makefile | 28 ++++++++ board/freescale/mx6slevk/imximage.cfg | 118 ++++++++++++++++++++++++++++++++++ board/freescale/mx6slevk/mx6slevk.c | 102 +++++++++++++++++++++++++++++ 3 files changed, 248 insertions(+) create mode 100644 board/freescale/mx6slevk/Makefile create mode 100644 board/freescale/mx6slevk/imximage.cfg create mode 100644 board/freescale/mx6slevk/mx6slevk.c (limited to 'board/freescale') diff --git a/board/freescale/mx6slevk/Makefile b/board/freescale/mx6slevk/Makefile new file mode 100644 index 0000000..43af351 --- /dev/null +++ b/board/freescale/mx6slevk/Makefile @@ -0,0 +1,28 @@ +# (C) Copyright 2013 Freescale Semiconductor, Inc. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := mx6slevk.o + +SRCS := $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/mx6slevk/imximage.cfg b/board/freescale/mx6slevk/imximage.cfg new file mode 100644 index 0000000..df39a16 --- /dev/null +++ b/board/freescale/mx6slevk/imximage.cfg @@ -0,0 +1,118 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License or (at your option) any later version. + * + * Refer docs/README.imxmage 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 + +/* + * 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 0x00300000 +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 0x0000020e +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/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c new file mode 100644 index 0000000..fc6353e --- /dev/null +++ b/board/freescale/mx6slevk/mx6slevk.c @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * + * Author: Fabio Estevam + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +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) + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_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), +}; + +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), +}; + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); +} + +static struct fsl_esdhc_cfg usdhc_cfg[1] = { + {USDHC2_BASE_ADDR}, +}; + +int board_mmc_getcd(struct mmc *mmc) +{ + return 1; /* Assume boot SD always present */ +} + +int board_mmc_init(bd_t *bis) +{ + imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); + + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + return fsl_esdhc_initialize(bis, &usdhc_cfg[0]); +} + +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; + + return 0; +} + +u32 get_board_rev(void) +{ + return get_cpu_rev(); +} + +int checkboard(void) +{ + puts("Board: MX6SLEVK\n"); + + return 0; +} -- cgit v1.1