diff options
Diffstat (limited to 'board/freescale/mx6q_sabrelite')
| -rw-r--r-- | board/freescale/mx6q_sabrelite/Makefile | 47 | ||||
| -rw-r--r-- | board/freescale/mx6q_sabrelite/config.mk | 7 | ||||
| -rw-r--r-- | board/freescale/mx6q_sabrelite/flash_header.S | 179 | ||||
| -rw-r--r-- | board/freescale/mx6q_sabrelite/lowlevel_init.S | 163 | ||||
| -rw-r--r-- | board/freescale/mx6q_sabrelite/mx6q_sabrelite.c | 623 | ||||
| -rw-r--r-- | board/freescale/mx6q_sabrelite/u-boot.lds | 74 |
6 files changed, 1093 insertions, 0 deletions
diff --git a/board/freescale/mx6q_sabrelite/Makefile b/board/freescale/mx6q_sabrelite/Makefile new file mode 100644 index 0000000..5b040d4 --- /dev/null +++ b/board/freescale/mx6q_sabrelite/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2011 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. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS := $(BOARD).o +SOBJS := lowlevel_init.o flash_header.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/freescale/mx6q_sabrelite/config.mk b/board/freescale/mx6q_sabrelite/config.mk new file mode 100644 index 0000000..a0ce2a1 --- /dev/null +++ b/board/freescale/mx6q_sabrelite/config.mk @@ -0,0 +1,7 @@ +LDSCRIPT := $(SRCTREE)/board/$(VENDOR)/$(BOARD)/u-boot.lds + +sinclude $(OBJTREE)/board/$(VENDOR)/$(BOARD)/config.tmp + +ifndef TEXT_BASE + TEXT_BASE = 0x27800000 +endif diff --git a/board/freescale/mx6q_sabrelite/flash_header.S b/board/freescale/mx6q_sabrelite/flash_header.S new file mode 100644 index 0000000..2407c26 --- /dev/null +++ b/board/freescale/mx6q_sabrelite/flash_header.S @@ -0,0 +1,179 @@ +/* + * Copyright (C) 2011 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <config.h> +#include <asm/arch/mx6.h> + +#ifdef CONFIG_FLASH_HEADER +#ifndef CONFIG_FLASH_HEADER_OFFSET +# error "Must define the offset of flash header" +#endif + +#define CPU_2_BE_32(l) \ + ((((l) & 0x000000FF) << 24) | \ + (((l) & 0x0000FF00) << 8) | \ + (((l) & 0x00FF0000) >> 8) | \ + (((l) & 0xFF000000) >> 24)) + +#define MXC_DCD_ITEM(i, addr, val) \ +dcd_node_##i: \ + .word CPU_2_BE_32(addr) ; \ + .word CPU_2_BE_32(val) ; \ + +.section ".text.flasheader", "x" + b _start + .org CONFIG_FLASH_HEADER_OFFSET + +ivt_header: .word 0x402000D1 /* Tag=0xD1, Len=0x0020, Ver=0x40 */ +app_code_jump_v: .word _start +reserv1: .word 0x0 +dcd_ptr: .word dcd_hdr +boot_data_ptr: .word boot_data +self_ptr: .word ivt_header +app_code_csf: .word 0x0 +reserv2: .word 0x0 + +boot_data: .word TEXT_BASE +image_len: .word _end_of_copy - TEXT_BASE + CONFIG_FLASH_HEADER_OFFSET +plugin: .word 0x0 + +dcd_hdr: .word 0x40F002D2 /* Tag=0xD2, Len=93*8 + 4 + 4, Ver=0x40 */ +write_dcd_cmd: .word 0x04EC02CC /* Tag=0xCC, Len=93*8 + 4, Param=0x04 */ + +/* DCD */ + +MXC_DCD_ITEM(1, IOMUXC_BASE_ADDR + 0x5a8, 0x00000030) +MXC_DCD_ITEM(2, IOMUXC_BASE_ADDR + 0x5b0, 0x00000030) +MXC_DCD_ITEM(3, IOMUXC_BASE_ADDR + 0x524, 0x00000030) +MXC_DCD_ITEM(4, IOMUXC_BASE_ADDR + 0x51c, 0x00000030) + +MXC_DCD_ITEM(5, IOMUXC_BASE_ADDR + 0x518, 0x00000030) +MXC_DCD_ITEM(6, IOMUXC_BASE_ADDR + 0x50c, 0x00000030) +MXC_DCD_ITEM(7, IOMUXC_BASE_ADDR + 0x5b8, 0x00000030) +MXC_DCD_ITEM(8, IOMUXC_BASE_ADDR + 0x5c0, 0x00000030) + +MXC_DCD_ITEM(9, IOMUXC_BASE_ADDR + 0x5ac, 0x00020030) +MXC_DCD_ITEM(10, IOMUXC_BASE_ADDR + 0x5b4, 0x00020030) +MXC_DCD_ITEM(11, IOMUXC_BASE_ADDR + 0x528, 0x00020030) +MXC_DCD_ITEM(12, IOMUXC_BASE_ADDR + 0x520, 0x00020030) + +MXC_DCD_ITEM(13, IOMUXC_BASE_ADDR + 0x514, 0x00020030) +MXC_DCD_ITEM(14, IOMUXC_BASE_ADDR + 0x510, 0x00020030) +MXC_DCD_ITEM(15, IOMUXC_BASE_ADDR + 0x5bc, 0x00020030) +MXC_DCD_ITEM(16, IOMUXC_BASE_ADDR + 0x5c4, 0x00020030) + +MXC_DCD_ITEM(17, IOMUXC_BASE_ADDR + 0x56c, 0x00020030) +MXC_DCD_ITEM(18, IOMUXC_BASE_ADDR + 0x578, 0x00020030) +MXC_DCD_ITEM(19, IOMUXC_BASE_ADDR + 0x588, 0x00020030) +MXC_DCD_ITEM(20, IOMUXC_BASE_ADDR + 0x594, 0x00020030) + +MXC_DCD_ITEM(21, IOMUXC_BASE_ADDR + 0x57c, 0x00020030) +MXC_DCD_ITEM(22, IOMUXC_BASE_ADDR + 0x590, 0x00003000) +MXC_DCD_ITEM(23, IOMUXC_BASE_ADDR + 0x598, 0x00003000) +MXC_DCD_ITEM(24, IOMUXC_BASE_ADDR + 0x58c, 0x00000000) + +MXC_DCD_ITEM(25, IOMUXC_BASE_ADDR + 0x59c, 0x00003030) +MXC_DCD_ITEM(26, IOMUXC_BASE_ADDR + 0x5a0, 0x00003030) +MXC_DCD_ITEM(27, IOMUXC_BASE_ADDR + 0x784, 0x00000030) +MXC_DCD_ITEM(28, IOMUXC_BASE_ADDR + 0x788, 0x00000030) + +MXC_DCD_ITEM(29, IOMUXC_BASE_ADDR + 0x794, 0x00000030) +MXC_DCD_ITEM(30, IOMUXC_BASE_ADDR + 0x79c, 0x00000030) +MXC_DCD_ITEM(31, IOMUXC_BASE_ADDR + 0x7a0, 0x00000030) +MXC_DCD_ITEM(32, IOMUXC_BASE_ADDR + 0x7a4, 0x00000030) + +MXC_DCD_ITEM(33, IOMUXC_BASE_ADDR + 0x7a8, 0x00000030) +MXC_DCD_ITEM(34, IOMUXC_BASE_ADDR + 0x748, 0x00000030) +MXC_DCD_ITEM(35, IOMUXC_BASE_ADDR + 0x74c, 0x00000030) +MXC_DCD_ITEM(36, IOMUXC_BASE_ADDR + 0x750, 0x00020000) + +MXC_DCD_ITEM(37, IOMUXC_BASE_ADDR + 0x758, 0x00000000) +MXC_DCD_ITEM(38, IOMUXC_BASE_ADDR + 0x774, 0x00020000) +MXC_DCD_ITEM(39, IOMUXC_BASE_ADDR + 0x78c, 0x00000030) +MXC_DCD_ITEM(40, IOMUXC_BASE_ADDR + 0x798, 0x000C0000) + +MXC_DCD_ITEM(41, MMDC_P0_BASE_ADDR + 0x81c, 0x33333333) +MXC_DCD_ITEM(42, MMDC_P0_BASE_ADDR + 0x820, 0x33333333) +MXC_DCD_ITEM(43, MMDC_P0_BASE_ADDR + 0x824, 0x33333333) +MXC_DCD_ITEM(44, MMDC_P0_BASE_ADDR + 0x828, 0x33333333) + +MXC_DCD_ITEM(45, MMDC_P1_BASE_ADDR + 0x81c, 0x33333333) +MXC_DCD_ITEM(46, MMDC_P1_BASE_ADDR + 0x820, 0x33333333) +MXC_DCD_ITEM(47, MMDC_P1_BASE_ADDR + 0x824, 0x33333333) +MXC_DCD_ITEM(48, MMDC_P1_BASE_ADDR + 0x828, 0x33333333) + +MXC_DCD_ITEM(49, MMDC_P0_BASE_ADDR + 0x018, 0x00081740) + +MXC_DCD_ITEM(50, MMDC_P0_BASE_ADDR + 0x01c, 0x00008000) +MXC_DCD_ITEM(51, MMDC_P0_BASE_ADDR + 0x00c, 0x555A7975) +MXC_DCD_ITEM(52, MMDC_P0_BASE_ADDR + 0x010, 0xFF538E64) +MXC_DCD_ITEM(53, MMDC_P0_BASE_ADDR + 0x014, 0x01FF00DB) +MXC_DCD_ITEM(54, MMDC_P0_BASE_ADDR + 0x02c, 0x000026D2) + +MXC_DCD_ITEM(55, MMDC_P0_BASE_ADDR + 0x030, 0x005B0E21) +MXC_DCD_ITEM(56, MMDC_P0_BASE_ADDR + 0x008, 0x09444040) +MXC_DCD_ITEM(57, MMDC_P0_BASE_ADDR + 0x004, 0x00025576) +MXC_DCD_ITEM(58, MMDC_P0_BASE_ADDR + 0x040, 0x00000027) +MXC_DCD_ITEM(59, MMDC_P0_BASE_ADDR + 0x000, 0x831A0000) + +MXC_DCD_ITEM(60, MMDC_P0_BASE_ADDR + 0x01c, 0x04088032) +MXC_DCD_ITEM(61, MMDC_P0_BASE_ADDR + 0x01c, 0x0408803A) +MXC_DCD_ITEM(62, MMDC_P0_BASE_ADDR + 0x01c, 0x00008033) +MXC_DCD_ITEM(63, MMDC_P0_BASE_ADDR + 0x01c, 0x0000803B) +MXC_DCD_ITEM(64, MMDC_P0_BASE_ADDR + 0x01c, 0x00428031) +MXC_DCD_ITEM(65, MMDC_P0_BASE_ADDR + 0x01c, 0x00428039) +MXC_DCD_ITEM(66, MMDC_P0_BASE_ADDR + 0x01c, 0x09408030) +MXC_DCD_ITEM(67, MMDC_P0_BASE_ADDR + 0x01c, 0x09408038) + +MXC_DCD_ITEM(68, MMDC_P0_BASE_ADDR + 0x01c, 0x04008040) +MXC_DCD_ITEM(69, MMDC_P0_BASE_ADDR + 0x01c, 0x04008048) +MXC_DCD_ITEM(70, MMDC_P0_BASE_ADDR + 0x800, 0xA1380003) +MXC_DCD_ITEM(71, MMDC_P1_BASE_ADDR + 0x800, 0xA1380003) +MXC_DCD_ITEM(72, MMDC_P0_BASE_ADDR + 0x020, 0x00005800) +MXC_DCD_ITEM(73, MMDC_P0_BASE_ADDR + 0x818, 0x00022227) +MXC_DCD_ITEM(74, MMDC_P1_BASE_ADDR + 0x818, 0x00022227) + +MXC_DCD_ITEM(75, MMDC_P0_BASE_ADDR + 0x83c, 0x434B0350) +MXC_DCD_ITEM(76, MMDC_P0_BASE_ADDR + 0x840, 0x034C0359) +MXC_DCD_ITEM(77, MMDC_P1_BASE_ADDR + 0x83c, 0x434B0350) +MXC_DCD_ITEM(78, MMDC_P1_BASE_ADDR + 0x840, 0x03650348) +MXC_DCD_ITEM(79, MMDC_P0_BASE_ADDR + 0x848, 0x4436383B) +MXC_DCD_ITEM(80, MMDC_P1_BASE_ADDR + 0x848, 0x39393341) +MXC_DCD_ITEM(81, MMDC_P0_BASE_ADDR + 0x850, 0x35373933) +MXC_DCD_ITEM(82, MMDC_P1_BASE_ADDR + 0x850, 0x48254A36) + +MXC_DCD_ITEM(83, MMDC_P0_BASE_ADDR + 0x80c, 0x001F001F) +MXC_DCD_ITEM(84, MMDC_P0_BASE_ADDR + 0x810, 0x001F001F) + +MXC_DCD_ITEM(85, MMDC_P1_BASE_ADDR + 0x80c, 0x00440044) +MXC_DCD_ITEM(86, MMDC_P1_BASE_ADDR + 0x810, 0x00440044) + +MXC_DCD_ITEM(87, MMDC_P0_BASE_ADDR + 0x8b8, 0x00000800) +MXC_DCD_ITEM(88, MMDC_P1_BASE_ADDR + 0x8b8, 0x00000800) + +MXC_DCD_ITEM(89, MMDC_P0_BASE_ADDR + 0x01c, 0x00000000) +MXC_DCD_ITEM(90, MMDC_P0_BASE_ADDR + 0x404, 0x00011006) + +/* enable AXI cache for VDOA/VPU/IPU */ +MXC_DCD_ITEM(91, IOMUXC_BASE_ADDR + 0x010, 0xf00000ff) +/* set IPU Qos=0x7 */ +MXC_DCD_ITEM(92, IOMUXC_BASE_ADDR + 0x018, 0x00070007) +MXC_DCD_ITEM(93, IOMUXC_BASE_ADDR + 0x01c, 0x00070007) + +#endif diff --git a/board/freescale/mx6q_sabrelite/lowlevel_init.S b/board/freescale/mx6q_sabrelite/lowlevel_init.S new file mode 100644 index 0000000..dc00593 --- /dev/null +++ b/board/freescale/mx6q_sabrelite/lowlevel_init.S @@ -0,0 +1,163 @@ +/* + * Copyright (C) 2011 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <config.h> +#include <asm/arch/mx6.h> + +/* + Disable L2Cache because ROM turn it on when uboot use plug-in. + If L2Cache is on default, there are cache coherence problem if kernel have + not config L2Cache. +*/ +.macro init_l2cc + ldr r1, =0xa02000 + ldr r0, =0x0 + str r0, [r1, #0x100] +.endm /* init_l2cc */ + +/* invalidate the D-CACHE */ +.macro inv_dcache + mov r0,#0 + mcr p15,2,r0,c0,c0,0 /* cache size selection register, select dcache */ + mrc p15,1,r0,c0,c0,0 /* cache size ID register */ + mov r0,r0,ASR #13 + ldr r3,=0xfff + and r0,r0,r3 + cmp r0,#0x7f + moveq r6,#0x1000 + beq size_done + cmp r0,#0xff + moveq r6,#0x2000 + movne r6,#0x4000 + +size_done: + mov r2,#0 + mov r3,#0x40000000 + mov r4,#0x80000000 + mov r5,#0xc0000000 + +d_inv_loop: + mcr p15,0,r2,c7,c6,2 /* invalidate dcache by set / way */ + mcr p15,0,r3,c7,c6,2 /* invalidate dcache by set / way */ + mcr p15,0,r4,c7,c6,2 /* invalidate dcache by set / way */ + mcr p15,0,r5,c7,c6,2 /* invalidate dcache by set / way */ + add r2,r2,#0x20 + add r3,r3,#0x20 + add r4,r4,#0x20 + add r5,r5,#0x20 + + cmp r2,r6 + bne d_inv_loop +.endm + +/* AIPS setup - Only setup MPROTx registers. + * The PACR default values are good.*/ +.macro init_aips + /* + * Set all MPROTx to be non-bufferable, trusted for R/W, + * not forced to user-mode. + */ + ldr r0, =AIPS1_ON_BASE_ADDR + ldr r1, =0x77777777 + str r1, [r0, #0x0] + str r1, [r0, #0x4] + ldr r1, =0x0 + str r1, [r0, #0x40] + str r1, [r0, #0x44] + str r1, [r0, #0x48] + str r1, [r0, #0x4C] + str r1, [r0, #0x50] + + ldr r0, =AIPS2_ON_BASE_ADDR + ldr r1, =0x77777777 + str r1, [r0, #0x0] + str r1, [r0, #0x4] + ldr r1, =0x0 + str r1, [r0, #0x40] + str r1, [r0, #0x44] + str r1, [r0, #0x48] + str r1, [r0, #0x4C] + str r1, [r0, #0x50] +.endm /* init_aips */ + +.macro setup_pll pll, freq +.endm + +.macro init_clock + +/* PLL1, PLL2, and PLL3 are enabled by ROM */ +#ifdef CONFIG_PLL3 + /* enable PLL3 for UART */ + ldr r0, ANATOP_BASE_ADDR_W + + /* power up PLL */ + ldr r1, [r0, #ANATOP_USB1] + orr r1, r1, #0x1000 + str r1, [r0, #ANATOP_USB1] + + /* enable PLL */ + ldr r1, [r0, #ANATOP_USB1] + orr r1, r1, #0x2000 + str r1, [r0, #ANATOP_USB1] + + /* wait PLL lock */ +100: + ldr r1, [r0, #ANATOP_USB1] + mov r1, r1, lsr #31 + cmp r1, #0x1 + bne 100b + + /* clear bypass bit */ + ldr r1, [r0, #ANATOP_USB1] + and r1, r1, #0xfffeffff + str r1, [r0, #ANATOP_USB1] +#endif + + /* Restore the default values in the Gate registers */ + ldr r1, =0xFFFFFFFF + ldr r0, CCM_BASE_ADDR_W + str r1, [r0, #CLKCTL_CCGR0] + str r1, [r0, #CLKCTL_CCGR1] + str r1, [r0, #CLKCTL_CCGR2] + str r1, [r0, #CLKCTL_CCGR3] + str r1, [r0, #CLKCTL_CCGR4] + str r1, [r0, #CLKCTL_CCGR5] + str r1, [r0, #CLKCTL_CCGR6] + str r1, [r0, #CLKCTL_CCGR7] + +.endm + +.section ".text.init", "x" + +.globl lowlevel_init +lowlevel_init: + + inv_dcache + + init_l2cc + + init_aips + + init_clock + + mov pc, lr + +/* Board level setting value */ +ANATOP_BASE_ADDR_W: .word ANATOP_BASE_ADDR +CCM_BASE_ADDR_W: .word CCM_BASE_ADDR diff --git a/board/freescale/mx6q_sabrelite/mx6q_sabrelite.c b/board/freescale/mx6q_sabrelite/mx6q_sabrelite.c new file mode 100644 index 0000000..39cd827 --- /dev/null +++ b/board/freescale/mx6q_sabrelite/mx6q_sabrelite.c @@ -0,0 +1,623 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/mx6.h> +#include <asm/arch/mx6_pins.h> +#include <asm/arch/iomux-v3.h> +#include <asm/errno.h> +#include <miiphy.h> +#if CONFIG_I2C_MXC +#include <i2c.h> +#endif + +#ifdef CONFIG_CMD_MMC +#include <mmc.h> +#include <fsl_esdhc.h> +#endif + +#ifdef CONFIG_ARCH_MMU +#include <asm/mmu.h> +#include <asm/arch/mmu.h> +#endif + +#ifdef CONFIG_GET_FEC_MAC_ADDR_FROM_IIM +#include <asm/imx_iim.h> +#endif + +#ifdef CONFIG_CMD_CLOCK +#include <asm/clock.h> +#endif + +#ifdef CONFIG_IMX_ECSPI +#include <imx_spi.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; + +static u32 system_rev; +static enum boot_device boot_dev; + +static void set_gpio_output_val(unsigned base, unsigned mask, unsigned val) +{ + unsigned reg = readl(base + GPIO_DR); + if (val & 1) + reg |= mask; /* set high */ + else + reg &= ~mask; /* clear low */ + writel(reg, base + GPIO_DR); + + reg = readl(base + GPIO_GDIR); + reg |= mask; /* configure GPIO line as output */ + writel(reg, base + GPIO_GDIR); +} + +static inline void setup_boot_device(void) +{ + uint soc_sbmr = readl(SRC_BASE_ADDR + 0x4); + uint bt_mem_ctl = (soc_sbmr & 0x000000FF) >> 4; + uint bt_mem_type = (soc_sbmr & 0x00000008) >> 3; + + switch (bt_mem_ctl) { + case 0x0: + if (bt_mem_type) + boot_dev = ONE_NAND_BOOT; + else + boot_dev = WEIM_NOR_BOOT; + break; + case 0x2: + boot_dev = SATA_BOOT; + break; + case 0x3: + if (bt_mem_type) + boot_dev = SPI_NOR_BOOT; + else + boot_dev = I2C_BOOT; + break; + case 0x4: + case 0x5: + boot_dev = SD_BOOT; + break; + case 0x6: + case 0x7: + boot_dev = MMC_BOOT; + break; + case 0x8 ... 0xf: + boot_dev = NAND_BOOT; + break; + default: + boot_dev = UNKNOWN_BOOT; + break; + } +} + +enum boot_device get_boot_device(void) +{ + return boot_dev; +} + +u32 get_board_rev(void) +{ + + system_rev = 0x63000; + + return system_rev; +} + +#ifdef CONFIG_ARCH_MMU +void board_mmu_init(void) +{ + unsigned long ttb_base = PHYS_SDRAM_1 + 0x4000; + unsigned long i; + + /* + * Set the TTB register + */ + asm volatile ("mcr p15,0,%0,c2,c0,0" : : "r" (ttb_base) /*: */); + + /* + * Set the Domain Access Control Register + */ + i = ARM_ACCESS_DACR_DEFAULT; + asm volatile ("mcr p15,0,%0,c3,c0,0" : : "r" (i) /*: */); + + /* + * First clear all TT entries - ie Set them to Faulting + */ + memset((void *)ttb_base, 0, ARM_FIRST_LEVEL_PAGE_TABLE_SIZE); + /* Actual Virtual Size Attributes Function */ + /* Base Base MB cached? buffered? access permissions */ + /* xxx00000 xxx00000 */ + X_ARM_MMU_SECTION(0x000, 0x000, 0x001, ARM_UNCACHEABLE, ARM_UNBUFFERABLE, ARM_ACCESS_PERM_RW_RW); /* ROM, 1M */ + X_ARM_MMU_SECTION(0x001, 0x001, 0x008, ARM_UNCACHEABLE, ARM_UNBUFFERABLE, ARM_ACCESS_PERM_RW_RW); /* 8M */ + X_ARM_MMU_SECTION(0x009, 0x009, 0x001, ARM_UNCACHEABLE, ARM_UNBUFFERABLE, ARM_ACCESS_PERM_RW_RW); /* IRAM */ + X_ARM_MMU_SECTION(0x00A, 0x00A, 0x0F6, ARM_UNCACHEABLE, ARM_UNBUFFERABLE, ARM_ACCESS_PERM_RW_RW); /* 246M */ + /* 2 GB memory starting at 0x10000000, only map 1.875 GB */ + X_ARM_MMU_SECTION(0x100, 0x100, 0x780, + ARM_CACHEABLE, ARM_BUFFERABLE, ARM_ACCESS_PERM_RW_RW); + /* uncached alias of the same 1.875 GB memory */ + X_ARM_MMU_SECTION(0x100, 0x880, 0x780, + ARM_UNCACHEABLE, ARM_UNBUFFERABLE, + ARM_ACCESS_PERM_RW_RW); + + /* Enable MMU */ + MMU_ON(); +} +#endif + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + return 0; +} + +static void setup_uart(void) +{ + /* UART1 TXD */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_SD3_DAT6__UART1_TXD); + + /* UART1 RXD */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_SD3_DAT7__UART1_RXD); + + /* UART2 TXD */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_EIM_D26__UART2_TXD); + + /* UART2 RXD */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_EIM_D27__UART2_RXD); +} + +#ifdef CONFIG_I2C_MXC +static void setup_i2c(unsigned int module_base) +{ + unsigned int reg; + + switch (module_base) { + case I2C1_BASE_ADDR: + /* i2c1 SDA */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_CSI0_DAT8__I2C1_SDA); + + /* i2c1 SCL */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_CSI0_DAT9__I2C1_SCL); + + /* Enable i2c clock */ + reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR2); + reg |= 0xC0; + writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR2); + + break; + case I2C2_BASE_ADDR: + /* i2c2 SDA */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_KEY_ROW3__I2C2_SDA); + + /* i2c2 SCL */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_KEY_COL3__I2C2_SCL); + + /* Enable i2c clock */ + reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR2); + reg |= 0x300; + writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR2); + + break; + case I2C3_BASE_ADDR: + /* GPIO_5 for I2C3_SCL */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_5__I2C3_SCL); + + /* GPIO_16 for I2C3_SDA */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_16__I2C3_SDA); + + /* Enable i2c clock */ + reg = readl(CCM_BASE_ADDR + CLKCTL_CCGR2); + reg |= 0xC00; + writel(reg, CCM_BASE_ADDR + CLKCTL_CCGR2); + + break; + default: + printf("Invalid I2C base: 0x%x\n", module_base); + break; + } +} + +#endif + +#ifdef CONFIG_IMX_ECSPI +s32 spi_get_cfg(struct imx_spi_dev_t *dev) +{ + switch (dev->slave.cs) { + case 0: + /* PMIC */ + dev->base = ECSPI1_BASE_ADDR; + dev->freq = 25000000; + dev->ss_pol = IMX_SPI_ACTIVE_HIGH; + dev->ss = 0; + dev->fifo_sz = 64 * 4; + dev->us_delay = 0; + break; + case 1: + /* SPI-NOR */ + dev->base = ECSPI1_BASE_ADDR; + dev->freq = 25000000; + dev->ss_pol = IMX_SPI_ACTIVE_LOW; + dev->ss = 1; + dev->fifo_sz = 64 * 4; + dev->us_delay = 0; + break; + default: + printf("Invalid Bus ID!\n"); + } + + return 0; +} + +void spi_io_init(struct imx_spi_dev_t *dev) +{ + switch (dev->base) { + case ECSPI1_BASE_ADDR: + /* SCLK */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_EIM_D16__ECSPI1_SCLK); + + /* MISO */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_EIM_D17__ECSPI1_MISO); + + /* MOSI */ + mxc_iomux_v3_setup_pad(MX6Q_PAD_EIM_D18__ECSPI1_MOSI); + + if (dev->ss == 1) + mxc_iomux_v3_setup_pad(MX6Q_PAD_EIM_D19__ECSPI1_SS1); + break; + case ECSPI2_BASE_ADDR: + case ECSPI3_BASE_ADDR: + /* ecspi2-3 fall through */ + break; + default: + break; + } +} +#endif + +#define HW_OCOTP_MACn(n) (0x00000620 + (n) * 0x10) + +#ifdef CONFIG_MXC_FEC +#ifdef CONFIG_GET_FEC_MAC_ADDR_FROM_IIM + +int fec_get_mac_addr(unsigned char *mac) +{ + u32 *ocotp_mac_base = (u32 *) (OCOTP_BASE_ADDR + HW_OCOTP_MACn(0)); + int i; + + for (i = 0; i < 6; ++i, ++ocotp_mac_base) + mac[6 - 1 - i] = readl(++ocotp_mac_base); + return 0; +} + +#endif +#endif + +#ifdef CONFIG_NET_MULTI +int board_eth_init(bd_t *bis) +{ + int rc = -ENODEV; + + return rc; +} +#endif + +#ifdef CONFIG_CMD_MMC + +struct fsl_esdhc_cfg usdhc_cfg[2] = { + {USDHC3_BASE_ADDR, 1, 1, 1}, + {USDHC4_BASE_ADDR, 1, 1, 1}, +}; + +#ifdef CONFIG_DYNAMIC_MMC_DEVNO +int get_mmc_env_devno(void) +{ + uint soc_sbmr = readl(SRC_BASE_ADDR + 0x4); + + /* BOOT_CFG2[3] and BOOT_CFG2[4] */ + return (soc_sbmr & 0x00001800) >> 11; +} +#endif + +iomux_v3_cfg_t mx6q_usdhc1_pads[] = { + MX6Q_PAD_SD1_CLK__USDHC1_CLK, + MX6Q_PAD_SD1_CMD__USDHC1_CMD, + MX6Q_PAD_SD1_DAT0__USDHC1_DAT0, + MX6Q_PAD_SD1_DAT1__USDHC1_DAT1, + MX6Q_PAD_SD1_DAT2__USDHC1_DAT2, + MX6Q_PAD_SD1_DAT3__USDHC1_DAT3, +}; + +iomux_v3_cfg_t mx6q_usdhc2_pads[] = { + MX6Q_PAD_SD2_CLK__USDHC2_CLK, + MX6Q_PAD_SD2_CMD__USDHC2_CMD, + MX6Q_PAD_SD2_DAT0__USDHC2_DAT0, + MX6Q_PAD_SD2_DAT1__USDHC2_DAT1, + MX6Q_PAD_SD2_DAT2__USDHC2_DAT2, + MX6Q_PAD_SD2_DAT3__USDHC2_DAT3, +}; + +iomux_v3_cfg_t mx6q_usdhc3_pads[] = { + MX6Q_PAD_SD3_CLK__USDHC3_CLK, + MX6Q_PAD_SD3_CMD__USDHC3_CMD, + MX6Q_PAD_SD3_DAT0__USDHC3_DAT0, + MX6Q_PAD_SD3_DAT1__USDHC3_DAT1, + MX6Q_PAD_SD3_DAT2__USDHC3_DAT2, + MX6Q_PAD_SD3_DAT3__USDHC3_DAT3, +}; + +iomux_v3_cfg_t mx6q_usdhc4_pads[] = { + MX6Q_PAD_SD4_CLK__USDHC4_CLK, + MX6Q_PAD_SD4_CMD__USDHC4_CMD, + MX6Q_PAD_SD4_DAT0__USDHC4_DAT0, + MX6Q_PAD_SD4_DAT1__USDHC4_DAT1, + MX6Q_PAD_SD4_DAT2__USDHC4_DAT2, + MX6Q_PAD_SD4_DAT3__USDHC4_DAT3, +}; + +int usdhc_gpio_init(bd_t *bis) +{ + s32 status = 0; + u32 index = 0; + + for (index = 0; index < CONFIG_SYS_FSL_USDHC_NUM; index++) { + switch (index) { + case 0: + mxc_iomux_v3_setup_multiple_pads(mx6q_usdhc3_pads, + sizeof + (mx6q_usdhc3_pads) / + sizeof(mx6q_usdhc3_pads + [0])); + break; + case 1: + mxc_iomux_v3_setup_multiple_pads(mx6q_usdhc4_pads, + sizeof + (mx6q_usdhc4_pads) / + sizeof(mx6q_usdhc4_pads + [0])); + break; + default: + printf("Warning: you configured more USDHC controllers" + "(%d) then supported by the board (%d)\n", + index + 1, CONFIG_SYS_FSL_USDHC_NUM); + return status; + } + status |= fsl_esdhc_initialize(bis, &usdhc_cfg[index]); + } + + return status; +} + +int board_mmc_init(bd_t *bis) +{ + if (!usdhc_gpio_init(bis)) + return 0; + else + return -1; +} + +/* For DDR mode operation, provide target delay parameter for each SD port. + * Use cfg->esdhc_base to distinguish the SD port #. The delay for each port + * is dependent on signal layout for that particular port. If the following + * CONFIG is not defined, then the default target delay value will be used. + */ +#ifdef CONFIG_GET_DDR_TARGET_DELAY +u32 get_ddr_delay(struct fsl_esdhc *cfg) +{ + /* No delay required */ + return 0; +} +#endif + +#endif + +int board_init(void) +{ +#ifdef CONFIG_MFG +/* MFG firmware need reset usb to avoid host crash firstly */ +#define USBCMD 0x140 + int val = readl(OTG_BASE_ADDR + USBCMD); + val &= ~0x1; /*RS bit */ + writel(val, OTG_BASE_ADDR + USBCMD); +#endif + mxc_iomux_v3_init((void *)IOMUXC_BASE_ADDR); + setup_boot_device(); + + /* board id for linux */ + gd->bd->bi_arch_number = MACH_TYPE_MX6Q_SABRELITE; + + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + + setup_uart(); + +#ifdef CONFIG_I2C_MXC + setup_i2c(CONFIG_SYS_I2C_PORT); +#endif + + return 0; +} + +int board_late_init(void) +{ + return 0; +} + +iomux_v3_cfg_t enet_pads[] = { + MX6Q_PAD_ENET_MDIO__ENET_MDIO, + MX6Q_PAD_ENET_MDC__ENET_MDC, + MX6Q_PAD_RGMII_TXC__ENET_RGMII_TXC, + MX6Q_PAD_RGMII_TD0__ENET_RGMII_TD0, + MX6Q_PAD_RGMII_TD1__ENET_RGMII_TD1, + MX6Q_PAD_RGMII_TD2__ENET_RGMII_TD2, + MX6Q_PAD_RGMII_TD3__ENET_RGMII_TD3, + MX6Q_PAD_RGMII_TX_CTL__ENET_RGMII_TX_CTL, + /* pin 35 - 1 (PHY_AD2) on reset */ + MX6Q_PAD_RGMII_RXC__GPIO_6_30, + /* pin 32 - 1 - (MODE0) all */ + MX6Q_PAD_RGMII_RD0__GPIO_6_25, + /* pin 31 - 1 - (MODE1) all */ + MX6Q_PAD_RGMII_RD1__GPIO_6_27, + /* pin 28 - 1 - (MODE2) all */ + MX6Q_PAD_RGMII_RD2__GPIO_6_28, + /* pin 27 - 1 - (MODE3) all */ + MX6Q_PAD_RGMII_RD3__GPIO_6_29, + /* pin 33 - 1 - (CLK125_EN) 125Mhz clockout enabled */ + MX6Q_PAD_RGMII_RX_CTL__GPIO_6_24, + MX6Q_PAD_GPIO_0__CCM_CLKO, + MX6Q_PAD_GPIO_3__CCM_CLKO2, + MX6Q_PAD_ENET_REF_CLK__ENET_TX_CLK, +}; + +iomux_v3_cfg_t enet_pads_final[] = { + MX6Q_PAD_RGMII_RXC__ENET_RGMII_RXC, + MX6Q_PAD_RGMII_RD0__ENET_RGMII_RD0, + MX6Q_PAD_RGMII_RD1__ENET_RGMII_RD1, + MX6Q_PAD_RGMII_RD2__ENET_RGMII_RD2, + MX6Q_PAD_RGMII_RD3__ENET_RGMII_RD3, + MX6Q_PAD_RGMII_RX_CTL__ENET_RGMII_RX_CTL, +}; + +static int phy_read(char *devname, unsigned char addr, unsigned char reg, + unsigned short *pdata) +{ + int ret = miiphy_read(devname, addr, reg, pdata); + if (ret) + printf("Error reading from %s PHY addr=%02x reg=%02x\n", + devname, addr, reg); + return ret; +} + +static int phy_write(char *devname, unsigned char addr, unsigned char reg, + unsigned short value) +{ + int ret = miiphy_write(devname, addr, reg, value); + if (ret) + printf("Error writing to %s PHY addr=%02x reg=%02x\n", devname, + addr, reg); + + return ret; +} + +int mx6_rgmii_rework(char *devname, int phy_addr) +{ +#if 0 + /* To advertise only 10 Mbs */ + phy_write(devname, phy_addr, 0x4, 0x61); + phy_write(devname, phy_addr, 0x9, 0x0c00); +#endif + + /* prefer master mode, 1000 Base-T capable */ + phy_write(devname, phy_addr, 0x9, 0x0f00); + + /* min rx data delay */ + phy_write(devname, phy_addr, 0x0b, 0x8105); + phy_write(devname, phy_addr, 0x0c, 0x0000); + + /* max rx/tx clock delay, min rx/tx control delay */ + phy_write(devname, phy_addr, 0x0b, 0x8104); + phy_write(devname, phy_addr, 0x0c, 0xf0f0); + phy_write(devname, phy_addr, 0x0b, 0x104); + return 0; +} + +void enet_board_init(void) +{ + iomux_v3_cfg_t enet_reset = + (MX6Q_PAD_EIM_D23__GPIO_3_23 & + ~MUX_PAD_CTRL_MASK) | MUX_PAD_CTRL(0x48); + + /* phy reset: gpio3-23 */ + set_gpio_output_val(GPIO3_BASE_ADDR, (1 << 23), 0); + set_gpio_output_val(GPIO6_BASE_ADDR, (1 << 30), + (CONFIG_FEC0_PHY_ADDR >> 2)); + set_gpio_output_val(GPIO6_BASE_ADDR, (1 << 25), 1); + set_gpio_output_val(GPIO6_BASE_ADDR, (1 << 27), 1); + set_gpio_output_val(GPIO6_BASE_ADDR, (1 << 28), 1); + set_gpio_output_val(GPIO6_BASE_ADDR, (1 << 29), 1); + mxc_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads)); + mxc_iomux_v3_setup_pad(enet_reset); + set_gpio_output_val(GPIO6_BASE_ADDR, (1 << 24), 1); + + udelay(500); + set_gpio_output_val(GPIO3_BASE_ADDR, (1 << 23), 1); + mxc_iomux_v3_setup_multiple_pads(enet_pads_final, + ARRAY_SIZE(enet_pads_final)); +} + +int checkboard(void) +{ + printf("Board: MX6Q-SABRELITE:[ "); + + switch (__REG(SRC_BASE_ADDR + 0x8)) { + case 0x0001: + printf("POR"); + break; + case 0x0009: + printf("RST"); + break; + case 0x0010: + case 0x0011: + printf("WDOG"); + break; + default: + printf("unknown"); + } + printf("]\n"); + + printf("Boot Device: "); + switch (get_boot_device()) { + case WEIM_NOR_BOOT: + printf("NOR\n"); + break; + case ONE_NAND_BOOT: + printf("ONE NAND\n"); + break; + case PATA_BOOT: + printf("PATA\n"); + break; + case SATA_BOOT: + printf("SATA\n"); + break; + case I2C_BOOT: + printf("I2C\n"); + break; + case SPI_NOR_BOOT: + printf("SPI NOR\n"); + break; + case SD_BOOT: + printf("SD\n"); + break; + case MMC_BOOT: + printf("MMC\n"); + break; + case NAND_BOOT: + printf("NAND\n"); + break; + case UNKNOWN_BOOT: + default: + printf("UNKNOWN\n"); + break; + } + return 0; +} diff --git a/board/freescale/mx6q_sabrelite/u-boot.lds b/board/freescale/mx6q_sabrelite/u-boot.lds new file mode 100644 index 0000000..fe40969 --- /dev/null +++ b/board/freescale/mx6q_sabrelite/u-boot.lds @@ -0,0 +1,74 @@ +/* + * January 2004 - Changed to support H4 device + * Copyright (c) 2004 Texas Instruments + * + * (C) Copyright 2002 + * Gary Jennejohn, DENX Software Engineering, <gj@denx.de> + * + * (C) Copyright 2011 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + board/freescale/mx6q_sabrelite/flash_header.o (.text.flasheader) + cpu/arm_cortexa8/start.o + board/freescale/mx6q_sabrelite/libmx6q_sabrelite.a (.text) + lib_arm/libarm.a (.text) + net/libnet.a (.text) + drivers/mtd/libmtd.a (.text) + drivers/mmc/libmmc.a (.text) + + . = DEFINED(env_offset) ? env_offset : .; + common/env_embedded.o(.text) + + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .got : { *(.got) } + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = ALIGN(4); + _end_of_copy = .; /* end_of ROM copy code here */ + __bss_start = .; + .bss : { *(.bss) } + _end = .; +} |