From c4ea142424fc5cb43a2db750cb772e84304e5fb8 Mon Sep 17 00:00:00 2001 From: Stefano Babic Date: Tue, 6 Jul 2010 17:05:06 +0200 Subject: Use common function to set GPIOs for MX3 and MX5 The patch adds support for setting gpios to the MX51 processor and change name to the corresponding functions for MX31. In this way, it is possible to get rid of nasty #ifdef switches related to the processor type. Signed-off-by: Stefano Babic --- board/davedenx/qong/qong.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-) (limited to 'board') diff --git a/board/davedenx/qong/qong.c b/board/davedenx/qong/qong.c index e509383e8f..9abc29c5f7 100644 --- a/board/davedenx/qong/qong.c +++ b/board/davedenx/qong/qong.c @@ -27,6 +27,7 @@ #include #include #include +#include #include "qong_fpga.h" DECLARE_GLOBAL_DATA_PTR; @@ -41,9 +42,9 @@ int dram_init (void) static void qong_fpga_reset(void) { - mx31_gpio_set(QONG_FPGA_RST_PIN, 0); + mxc_gpio_set(QONG_FPGA_RST_PIN, 0); udelay(30); - mx31_gpio_set(QONG_FPGA_RST_PIN, 1); + mxc_gpio_set(QONG_FPGA_RST_PIN, 1); udelay(300); } @@ -66,11 +67,11 @@ int board_early_init_f (void) /* FPGA reset Pin */ /* rstn = 0 */ - mx31_gpio_set(QONG_FPGA_RST_PIN, 0); - mx31_gpio_direction(QONG_FPGA_RST_PIN, MX31_GPIO_DIRECTION_OUT); + mxc_gpio_set(QONG_FPGA_RST_PIN, 0); + mxc_gpio_direction(QONG_FPGA_RST_PIN, MXC_GPIO_DIRECTION_OUT); /* set interrupt pin as input */ - mx31_gpio_direction(QONG_FPGA_IRQ_PIN, MX31_GPIO_DIRECTION_IN); + mxc_gpio_direction(QONG_FPGA_IRQ_PIN, MXC_GPIO_DIRECTION_IN); #endif @@ -206,27 +207,27 @@ static void board_nand_setup(void) qong_fpga_reset(); /* Enable NAND flash */ - mx31_gpio_set(15, 1); - mx31_gpio_set(14, 1); - mx31_gpio_direction(15, MX31_GPIO_DIRECTION_OUT); - mx31_gpio_direction(16, MX31_GPIO_DIRECTION_IN); - mx31_gpio_direction(14, MX31_GPIO_DIRECTION_IN); - mx31_gpio_set(15, 0); + mxc_gpio_set(15, 1); + mxc_gpio_set(14, 1); + mxc_gpio_direction(15, MXC_GPIO_DIRECTION_OUT); + mxc_gpio_direction(16, MXC_GPIO_DIRECTION_IN); + mxc_gpio_direction(14, MXC_GPIO_DIRECTION_IN); + mxc_gpio_set(15, 0); } int qong_nand_rdy(void *chip) { udelay(1); - return mx31_gpio_get(16); + return mxc_gpio_get(16); } void qong_nand_select_chip(struct mtd_info *mtd, int chip) { if (chip >= 0) - mx31_gpio_set(15, 0); + mxc_gpio_set(15, 0); else - mx31_gpio_set(15, 1); + mxc_gpio_set(15, 1); } -- cgit v1.2.3 From 4d0e49d33639394d25a60a4e2d73e99634348af7 Mon Sep 17 00:00:00 2001 From: Stefano Babic Date: Fri, 20 Aug 2010 12:47:31 +0200 Subject: MX51: Drop unused header file for mx51evk As stated in 272017853339f5b9685f9488bdaf5405812d12a4, the mx51evk has not CPLD and all references must be removed. This patch drop a .h file that still remains in board directory. Signed-off-by: Stefano Babic --- board/freescale/mx51evk/mx51evk.c | 2 -- board/freescale/mx51evk/mx51evk.h | 50 --------------------------------------- 2 files changed, 52 deletions(-) delete mode 100644 board/freescale/mx51evk/mx51evk.h (limited to 'board') diff --git a/board/freescale/mx51evk/mx51evk.c b/board/freescale/mx51evk/mx51evk.c index 75d642bf42..84386e6c8f 100644 --- a/board/freescale/mx51evk/mx51evk.c +++ b/board/freescale/mx51evk/mx51evk.c @@ -33,12 +33,10 @@ #include #include #include -#include "mx51evk.h" DECLARE_GLOBAL_DATA_PTR; static u32 system_rev; -struct io_board_ctrl *mx51_io_board; #ifdef CONFIG_FSL_ESDHC struct fsl_esdhc_cfg esdhc_cfg[2] = { diff --git a/board/freescale/mx51evk/mx51evk.h b/board/freescale/mx51evk/mx51evk.h deleted file mode 100644 index 2854e71e8d..0000000000 --- a/board/freescale/mx51evk/mx51evk.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * (C) Copyright 2009 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 - */ - -#ifndef __BOARD_FREESCALE_MX51_EVK_H__ -#define __BOARD_FREESCALE_MX51_EVK_H__ - -#ifndef __ASSEMBLY__ -struct io_board_ctrl { - u16 led_ctrl; /* 0x00 */ - u16 resv1[0x03]; - u16 sb_stat; /* 0x08 */ - u16 resv2[0x03]; - u16 int_stat; /* 0x10 */ - u16 resv3[0x07]; - u16 int_rest; /* 0x20 */ - u16 resv4[0x0B]; - u16 int_mask; /* 0x38 */ - u16 resv5[0x03]; - u16 id1; /* 0x40 */ - u16 resv6[0x03]; - u16 id2; /* 0x48 */ - u16 resv7[0x03]; - u16 version; /* 0x50 */ - u16 resv8[0x03]; - u16 id3; /* 0x58 */ - u16 resv9[0x03]; - u16 sw_reset; /* 0x60 */ -}; -#endif - -#endif -- cgit v1.2.3 From f8f8acd7249d224ed5f9704a5738c469b137bc8e Mon Sep 17 00:00:00 2001 From: Stefano Babic Date: Tue, 6 Jul 2010 19:32:09 +0200 Subject: MX51: Support for TTECH vision2 board The patch adds support for TTECH vision2 board. The board has 512MB RAM, SDHC slot and 4MB SPI device from StMicron. Signed-off-by: Stefano Babic --- board/ttcontrol/vision2/Makefile | 48 ++ board/ttcontrol/vision2/config.mk | 25 + board/ttcontrol/vision2/imximage_hynix.cfg | 209 +++++++++ board/ttcontrol/vision2/vision2.c | 711 +++++++++++++++++++++++++++++ 4 files changed, 993 insertions(+) create mode 100644 board/ttcontrol/vision2/Makefile create mode 100644 board/ttcontrol/vision2/config.mk create mode 100644 board/ttcontrol/vision2/imximage_hynix.cfg create mode 100644 board/ttcontrol/vision2/vision2.c (limited to 'board') diff --git a/board/ttcontrol/vision2/Makefile b/board/ttcontrol/vision2/Makefile new file mode 100644 index 0000000000..309e3a3df6 --- /dev/null +++ b/board/ttcontrol/vision2/Makefile @@ -0,0 +1,48 @@ +# +# Copyright (C) 2007, Guennadi Liakhovetski +# +# (C) Copyright 2009 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 := vision2.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/ttcontrol/vision2/config.mk b/board/ttcontrol/vision2/config.mk new file mode 100644 index 0000000000..59f3367cfc --- /dev/null +++ b/board/ttcontrol/vision2/config.mk @@ -0,0 +1,25 @@ +# +# Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved. +# +# 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 +# + +LDSCRIPT = $(CPUDIR)/$(SOC)/u-boot.lds +TEXT_BASE = 0x97800000 +IMX_CONFIG = $(SRCTREE)/board/$(BOARDDIR)/imximage_hynix.cfg diff --git a/board/ttcontrol/vision2/imximage_hynix.cfg b/board/ttcontrol/vision2/imximage_hynix.cfg new file mode 100644 index 0000000000..ed531db0bc --- /dev/null +++ b/board/ttcontrol/vision2/imximage_hynix.cfg @@ -0,0 +1,209 @@ +# +# (C) Copyright 2009 +# Stefano Babic DENX Software Engineering sbabic@denx.de. +# +# (C) Copyright 2010 +# Klaus Steinhammer TTECH Control Gmbh kst@tttech.com +# +# 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. 51 Franklin Street Fifth Floor Boston, +# MA 02110-1301 USA +# +# 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 + +# Boot Device : one of +# spi, nand, onenand, sd + +BOOT_FROM spi + +# 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 + +####################### +### Disable WDOG ### +####################### +DATA 2 0x73f98000 0x30 + +####################### +### SET DDR Clk ### +####################### + +# CCM: CBMCR - ddr_clk_sel: axi_b (133MHz) +DATA 4 0x73FD4018 0x000024C0 + +# DOUBLE SPI CLK (13MHz->26 MHz Clock) +DATA 4 0x73FD4038 0x2010241 + +#IOMUXC_SW_PAD_CTL_PAD_CSPI1_MOSI HYS_ENABLE | DRV_MAX | SRE_FAST +DATA 4 0x73fa8600 0x00000107 +#IOMUXC_SW_PAD_CTL_PAD_CSPI1_MISO HYS_ENABLE | DRV_MAX | SRE_FAST +DATA 4 0x73fa8604 0x00000107 +#IOMUXC_SW_PAD_CTL_PAD_CSPI1_SS0 HYS_ENABLE | PKE_ENABLE | DRV_MAX | SRE_FAST +DATA 4 0x73fa8608 0x00000187 +#IOMUXC_SW_PAD_CTL_PAD_CSPI1_SS1 HYS_ENABLE | PKE_ENABLE | DRV_MAX | SRE_FAST +DATA 4 0x73fa860c 0x00000187 +#IOMUXC_SW_PAD_CTL_PAD_CSPI1_SCLK HYS_ENABLE | DRV_MAX | SRE_FAST +DATA 4 0x73fa8614 0x00000107 +#IOMUXC_SW_PAD_CTL_PAD_DI1_PIN11 HYS_ENABLE | DRV_MAX | SRE_FAST (CSPI1_SS2) +DATA 4 0x73fa86a8 0x00000187 + +####################### +### Settings IOMUXC ### +####################### + +# DDR IOMUX configuration +# Control, Data, Address pads are in their default state: HIGH DS, FAST SR. +# IOMUXC_SW_PAD_CTL_PAD_DRAM_SDCLK MAX DS +DATA 4 0x73fa84b8 0x000000e7 +# PVTC MAX (at GPC, PGR reg) +#DATA 4 0x73FD8004 0x1fc00000 + +#DQM0 DS high slew rate slow +DATA 4 0x73fa84d4 0x000000e4 +#DQM1 DS high slew rate slow +DATA 4 0x73fa84d8 0x000000e4 +#DQM2 DS high slew rate slow +DATA 4 0x73fa84dc 0x000000e4 +#DQM3 DS high slew rate slow +DATA 4 0x73fa84e0 0x000000e4 + +#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS0 DS high & SLEW slow +DATA 4 0x73fa84bc 0x000000c4 +#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS1 DS high & SLEW slow +DATA 4 0x73fa84c0 0x000000c4 +#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS2 DS high & SLEW slow +DATA 4 0x73fa84c4 0x000000c4 +#IOMUXC_SW_PAD_CTL_PAD_DRAM_SDQS3 DS high & SLEW slow +DATA 4 0x73fa84c8 0x000000c4 + +#DRAM_DATA B0 +DATA 4 0x73fa88a4 0x00000004 +#DRAM_DATA B1 +DATA 4 0x73fa88ac 0x00000004 +#DRAM_DATA B2 +DATA 4 0x73fa88b8 0x00000004 +#DRAM_DATA B3 +DATA 4 0x73fa882c 0x00000004 + +#DRAM_DATA B0 slew rate +DATA 4 0x73fa8878 0x00000000 +#DRAM_DATA B1 slew rate +DATA 4 0x73fa8880 0x00000000 +#DRAM_DATA B2 slew rate +DATA 4 0x73fa888c 0x00000000 +#DRAM_DATA B3 slew rate +DATA 4 0x73fa889c 0x00000000 + +####################### +### Configure SDRAM ### +####################### + +# Configure CS0 +####################### + +# ESDCTL0: Enable controller +DATA 4 0x83fd9000 0x83220000 + +# Init DRAM on CS0 +# ESDSCR: Precharge command +DATA 4 0x83fd9014 0x04008008 +# ESDSCR: Refresh command +DATA 4 0x83fd9014 0x00008010 +# ESDSCR: Refresh command +DATA 4 0x83fd9014 0x00008010 +# ESDSCR: LMR with CAS=3 and BL=3 (Burst Length = 8) +DATA 4 0x83fd9014 0x00338018 +# ESDSCR: EMR with half Drive strength (= medium strength @ i.MX51) +DATA 4 0x83fd9014 0x0020801a +# ESDSCR +DATA 4 0x83fd9014 0x00008000 + +# ESDSCR: EMR with full Drive strength +#DATA 4 0x83fd9014 0x0000801a + +# ESDCTL0: 14 ROW, 10 COL, 32Bit, SREF=8 +DATA 4 0x83fd9000 0xC3220000 + +# ESDCFG0: tRFC:22clks, tXSR:28clks, tXP:2clks, tWTR:2clk, tRP:3clks, tMRD:2clks +# tRAS:8clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:11clks +#DATA 4 0x83fd9004 0xC33574AA + +#micron mDDR +# ESDCFG0: tRFC:11clks, tXSR:19clks, tXP:1clks, tWTR:2clk, tRP:3clks, tMRD:2clks +# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks +#DATA 4 0x83FD9004 0x101564a8 + +#hynix mDDR +# ESDCFG0: tRFC:17clks, tXSR:21clks, tXP:3clks, tWTR:1clk, tRP:3clks, tMRD:2clks +# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks +DATA 4 0x83FD9004 0x704564a8 + +# ESDMISC: AP=10, Bank interleaving on, MIF3 en, RALAT=2 +DATA 4 0x83fd9010 0x000a1700 + +# Configure CS1 +####################### + +# ESDCTL1: Enable controller +DATA 4 0x83fd9008 0x83220000 + +# Init DRAM on CS1 +# ESDSCR: Precharge command +DATA 4 0x83fd9014 0x0400800c +# ESDSCR: Refresh command +DATA 4 0x83fd9014 0x00008014 +# ESDSCR: Refresh command +DATA 4 0x83fd9014 0x00008014 +# ESDSCR: LMR with CAS=3 and BL=3 (Burst Length = 8) +DATA 4 0x83fd9014 0x0033801c +# ESDSCR: EMR with half Drive strength (= medium strength @ i.MX51) +DATA 4 0x83fd9014 0x0020801e +# ESDSCR +DATA 4 0x83fd9014 0x00008004 + +# ESDCTL1: 14 ROW, 10 COL, 32Bit, SREF=8 +DATA 4 0x83fd9008 0xC3220000 + +# ESDCFG1: tRFC:22clks, tXSR:28clks, tXP:2clks, tWTR:2clk, tRP:3clks, tMRD:2clks +# tRAS:8clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:11clks +#DATA 4 0x83fd900c 0xC33574AA + +#micron mDDR +# ESDCFG1: tRFC:11clks, tXSR:19clks, tXP:1clks, tWTR:2clk, tRP:3clks, tMRD:2clks +# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks +#DATA 4 0x83FD900C 0x101564a8 + +#hynix mDDR +# ESDCFG0: tRFC:17clks, tXSR:21clks, tXP:3clks, tWTR:1clk, tRP:3clks, tMRD:2clks +# tRAS:7clks, tRRD:2clks, tWR:3clks, tRCD:3clks, tRC:9clks +DATA 4 0x83FD900C 0x704564a8 + +# ESDSCR (mDRAM configuration finished) +DATA 4 0x83FD9014 0x00000004 + +# ESDSCR - clear "configuration request" bit +DATA 4 0x83fd9014 0x00000000 diff --git a/board/ttcontrol/vision2/vision2.c b/board/ttcontrol/vision2/vision2.c new file mode 100644 index 0000000000..c991ee271e --- /dev/null +++ b/board/ttcontrol/vision2/vision2.c @@ -0,0 +1,711 @@ +/* + * (C) Copyright 2010 + * Stefano Babic, DENX Software Engineering, sbabic@denx.de. + * + * (C) Copyright 2009 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 +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +static u32 system_rev; + +#ifdef CONFIG_HW_WATCHDOG +#include + +void hw_watchdog_reset(void) +{ + int val; + + /* toggle watchdog trigger pin */ + val = mxc_gpio_get(66); + val = val ? 0 : 1; + mxc_gpio_set(66, val); +} +#endif + +static void init_drive_strength(void) +{ + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEDDR, PAD_CTL_DDR_INPUT_CMOS); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEADDR, PAD_CTL_PKE_ENABLE); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRAPKS, PAD_CTL_PUE_KEEPER); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRAPUS, PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_A1, PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_A0, PAD_CTL_DRV_HIGH); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_A1, PAD_CTL_DRV_HIGH); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_RAS, + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CAS, + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEDDR, PAD_CTL_PKE_ENABLE); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRPKS, PAD_CTL_PUE_KEEPER); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR0, PAD_CTL_HYS_NONE); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR1, PAD_CTL_HYS_NONE); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR2, PAD_CTL_HYS_NONE); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR3, PAD_CTL_HYS_NONE); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B0, PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B1, PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B2, PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B4, PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRPUS, PAD_CTL_100K_PU); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_INMODE1, PAD_CTL_DDR_INPUT_CMOS); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B0, PAD_CTL_DRV_MEDIUM); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B1, PAD_CTL_DRV_MEDIUM); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B2, PAD_CTL_DRV_MEDIUM); + mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B4, PAD_CTL_DRV_MEDIUM); + + /* Setting pad options */ + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDWE, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCKE0, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCKE1, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCLK, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS0, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS1, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS2, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS3, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CS0, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CS1, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM0, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM1, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM2, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM3, + PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER | + PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST); +} + +u32 get_board_rev(void) +{ + system_rev = get_cpu_rev(); + + return system_rev; +} + +int dram_init(void) +{ +#ifdef CONFIG_SYS_ARM_WITHOUT_RELOC + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = get_ram_size((long *)PHYS_SDRAM_1, + PHYS_SDRAM_1_SIZE); +#if (CONFIG_NR_DRAM_BANKS > 1) + gd->bd->bi_dram[1].start = PHYS_SDRAM_2; + gd->bd->bi_dram[1].size = get_ram_size((long *)PHYS_SDRAM_2, + PHYS_SDRAM_2_SIZE); +#endif +#else + gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, + PHYS_SDRAM_1_SIZE); +#endif + + return 0; +} + +static void setup_weim(void) +{ + struct weim *pweim = (struct weim *)WEIM_BASE_ADDR; + + pweim->csgcr1 = 0x004100b9; + pweim->csgcr2 = 0x00000001; + pweim->csrcr1 = 0x0a018000; + pweim->csrcr2 = 0; + pweim->cswcr1 = 0x0704a240; +} + +static void setup_uart(void) +{ + unsigned int pad = PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE | + PAD_CTL_PUE_PULL | PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST; + /* console RX on Pin EIM_D25 */ + mxc_request_iomux(MX51_PIN_EIM_D25, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_D25, pad); + /* console TX on Pin EIM_D26 */ + mxc_request_iomux(MX51_PIN_EIM_D26, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_D26, pad); +} + +#ifdef CONFIG_MXC_SPI +void spi_io_init(void) +{ + /* 000: Select mux mode: ALT0 mux port: MOSI of instance: ecspi1 */ + mxc_request_iomux(MX51_PIN_CSPI1_MOSI, IOMUX_CONFIG_ALT0); + mxc_iomux_set_pad(MX51_PIN_CSPI1_MOSI, + PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST); + + /* 000: Select mux mode: ALT0 mux port: MISO of instance: ecspi1. */ + mxc_request_iomux(MX51_PIN_CSPI1_MISO, IOMUX_CONFIG_ALT0); + mxc_iomux_set_pad(MX51_PIN_CSPI1_MISO, + PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST); + + /* 000: Select mux mode: ALT0 mux port: SS0 of instance: ecspi1. */ + mxc_request_iomux(MX51_PIN_CSPI1_SS0, IOMUX_CONFIG_ALT0); + mxc_iomux_set_pad(MX51_PIN_CSPI1_SS0, + PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE | + PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST); + + /* + * SS1 will be used as GPIO because of uninterrupted + * long SPI transmissions (GPIO4_25) + */ + mxc_request_iomux(MX51_PIN_CSPI1_SS1, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_CSPI1_SS1, + PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE | + PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST); + + /* 000: Select mux mode: ALT0 mux port: SS2 of instance: ecspi1. */ + mxc_request_iomux(MX51_PIN_DI1_PIN11, IOMUX_CONFIG_ALT7); + mxc_iomux_set_pad(MX51_PIN_DI1_PIN11, + PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE | + PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST); + + /* 000: Select mux mode: ALT0 mux port: SCLK of instance: ecspi1. */ + mxc_request_iomux(MX51_PIN_CSPI1_SCLK, IOMUX_CONFIG_ALT0); + mxc_iomux_set_pad(MX51_PIN_CSPI1_SCLK, + PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST); +} + +static void reset_peripherals(int reset) +{ + if (reset) { + + /* reset_n is on NANDF_D15 */ + mxc_gpio_set(89, 0); + mxc_gpio_direction(89, MXC_GPIO_DIRECTION_OUT); + +#ifdef CONFIG_VISION2_HW_1_0 + /* + * set FEC Configuration lines + * set levels of FEC config lines + */ + mxc_gpio_set(75, 0); + mxc_gpio_set(74, 1); + mxc_gpio_set(95, 1); + mxc_gpio_direction(75, MXC_GPIO_DIRECTION_OUT); + mxc_gpio_direction(74, MXC_GPIO_DIRECTION_OUT); + mxc_gpio_direction(95, MXC_GPIO_DIRECTION_OUT); + + /* set direction of FEC config lines */ + mxc_gpio_set(59, 0); + mxc_gpio_set(60, 0); + mxc_gpio_set(61, 0); + mxc_gpio_set(55, 1); + mxc_gpio_direction(59, MXC_GPIO_DIRECTION_OUT); + mxc_gpio_direction(60, MXC_GPIO_DIRECTION_OUT); + mxc_gpio_direction(61, MXC_GPIO_DIRECTION_OUT); + mxc_gpio_direction(55, MXC_GPIO_DIRECTION_OUT); + + /* FEC_RXD1 - sel GPIO (2-23) for configuration -> 1 */ + mxc_request_iomux(MX51_PIN_EIM_EB3, IOMUX_CONFIG_ALT1); + /* FEC_RXD2 - sel GPIO (2-27) for configuration -> 0 */ + mxc_request_iomux(MX51_PIN_EIM_CS2, IOMUX_CONFIG_ALT1); + /* FEC_RXD3 - sel GPIO (2-28) for configuration -> 0 */ + mxc_request_iomux(MX51_PIN_EIM_CS3, IOMUX_CONFIG_ALT1); + /* FEC_RXER - sel GPIO (2-29) for configuration -> 0 */ + mxc_request_iomux(MX51_PIN_EIM_CS4, IOMUX_CONFIG_ALT1); + /* FEC_COL - sel GPIO (3-10) for configuration -> 1 */ + mxc_request_iomux(MX51_PIN_NANDF_RB2, IOMUX_CONFIG_ALT3); + /* FEC_RCLK - sel GPIO (3-11) for configuration -> 0 */ + mxc_request_iomux(MX51_PIN_NANDF_RB3, IOMUX_CONFIG_ALT3); + /* FEC_RXD0 - sel GPIO (3-31) for configuration -> 1 */ + mxc_request_iomux(MX51_PIN_NANDF_D9, IOMUX_CONFIG_ALT3); +#endif + + /* + * activate reset_n pin + * Select mux mode: ALT3 mux port: NAND D15 + */ + mxc_request_iomux(MX51_PIN_NANDF_D15, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_NANDF_D15, + PAD_CTL_DRV_VOT_HIGH | PAD_CTL_DRV_MAX); + } else { + /* set FEC Control lines */ + mxc_gpio_direction(89, MXC_GPIO_DIRECTION_IN); + udelay(500); + +#ifdef CONFIG_VISION2_HW_1_0 + /* FEC RDATA[3] */ + mxc_request_iomux(MX51_PIN_EIM_CS3, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_CS3, 0x180); + + /* FEC RDATA[2] */ + mxc_request_iomux(MX51_PIN_EIM_CS2, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_CS2, 0x180); + + /* FEC RDATA[1] */ + mxc_request_iomux(MX51_PIN_EIM_EB3, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_EB3, 0x180); + + /* FEC RDATA[0] */ + mxc_request_iomux(MX51_PIN_NANDF_D9, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_D9, 0x2180); + + /* FEC RX_CLK */ + mxc_request_iomux(MX51_PIN_NANDF_RB3, IOMUX_CONFIG_ALT1); + mxc_iomux_set_pad(MX51_PIN_NANDF_RB3, 0x2180); + + /* FEC RX_ER */ + mxc_request_iomux(MX51_PIN_EIM_CS4, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_CS4, 0x180); + + /* FEC COL */ + mxc_request_iomux(MX51_PIN_NANDF_RB2, IOMUX_CONFIG_ALT1); + mxc_iomux_set_pad(MX51_PIN_NANDF_RB2, 0x2180); +#endif + } +} + +static void power_init_mx51(void) +{ + unsigned int val; + + /* Write needed to Power Gate 2 register */ + val = pmic_reg_read(REG_POWER_MISC); + + /* enable VCAM with 2.775V to enable read from PMIC */ + val = VCAMCONFIG | VCAMEN; + pmic_reg_write(REG_MODE_1, val); + + /* + * Set switchers in Auto in NORMAL mode & STANDBY mode + * Setup the switcher mode for SW1 & SW2 + */ + val = pmic_reg_read(REG_SW_4); + val = (val & ~((SWMODE_MASK << SWMODE1_SHIFT) | + (SWMODE_MASK << SWMODE2_SHIFT))); + val |= (SWMODE_AUTO_AUTO << SWMODE1_SHIFT) | + (SWMODE_AUTO_AUTO << SWMODE2_SHIFT); + pmic_reg_write(REG_SW_4, val); + + /* Setup the switcher mode for SW3 & SW4 */ + val = pmic_reg_read(REG_SW_5); + val &= ~((SWMODE_MASK << SWMODE4_SHIFT) | + (SWMODE_MASK << SWMODE3_SHIFT)); + val |= (SWMODE_AUTO_AUTO << SWMODE4_SHIFT) | + (SWMODE_AUTO_AUTO << SWMODE3_SHIFT); + pmic_reg_write(REG_SW_5, val); + + + /* Set VGEN3 to 1.8V, VCAM to 3.0V */ + val = pmic_reg_read(REG_SETTING_0); + val &= ~(VCAM_MASK | VGEN3_MASK); + val |= VCAM_3_0; + pmic_reg_write(REG_SETTING_0, val); + + /* Set VVIDEO to 2.775V, VAUDIO to 3V0, VSD to 1.8V */ + val = pmic_reg_read(REG_SETTING_1); + val &= ~(VVIDEO_MASK | VSD_MASK | VAUDIO_MASK); + val |= VVIDEO_2_775 | VAUDIO_3_0 | VSD_1_8; + pmic_reg_write(REG_SETTING_1, val); + + /* Configure VGEN3 and VCAM regulators to use external PNP */ + val = VGEN3CONFIG | VCAMCONFIG; + pmic_reg_write(REG_MODE_1, val); + udelay(200); + + /* Enable VGEN3, VCAM, VAUDIO, VVIDEO, VSD regulators */ + val = VGEN3EN | VGEN3CONFIG | VCAMEN | VCAMCONFIG | + VVIDEOEN | VAUDIOEN | VSDEN; + pmic_reg_write(REG_MODE_1, val); + + val = pmic_reg_read(REG_POWER_CTL2); + val |= WDIRESET; + pmic_reg_write(REG_POWER_CTL2, val); + + udelay(2500); + +} +#endif + +static void setup_gpios(void) +{ + unsigned int i; + + /* CAM_SUP_DISn, GPIO1_7 */ + mxc_request_iomux(MX51_PIN_GPIO1_7, IOMUX_CONFIG_ALT0); + mxc_iomux_set_pad(MX51_PIN_GPIO1_7, 0x82); + + /* DAB Display EN, GPIO3_1 */ + mxc_request_iomux(MX51_PIN_DI1_PIN12, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI1_PIN12, 0x82); + + /* WDOG_TRIGGER, GPIO3_2 */ + mxc_request_iomux(MX51_PIN_DI1_PIN13, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI1_PIN13, 0x82); + + /* Now we need to trigger the watchdog */ + WATCHDOG_RESET(); + + /* Display2 TxEN, GPIO3_3 */ + mxc_request_iomux(MX51_PIN_DI1_D0_CS, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI1_D0_CS, 0x82); + + /* DAB Light EN, GPIO3_4 */ + mxc_request_iomux(MX51_PIN_DI1_D1_CS, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DI1_D1_CS, 0x82); + + /* AUDIO_MUTE, GPIO3_5 */ + mxc_request_iomux(MX51_PIN_DISPB2_SER_DIN, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DISPB2_SER_DIN, 0x82); + + /* SPARE_OUT, GPIO3_6 */ + mxc_request_iomux(MX51_PIN_DISPB2_SER_DIO, IOMUX_CONFIG_ALT4); + mxc_iomux_set_pad(MX51_PIN_DISPB2_SER_DIO, 0x82); + + /* BEEPER_EN, GPIO3_26 */ + mxc_request_iomux(MX51_PIN_NANDF_D14, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_NANDF_D14, 0x82); + + /* POWER_OFF, GPIO3_27 */ + mxc_request_iomux(MX51_PIN_NANDF_D13, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_NANDF_D13, 0x82); + + /* FRAM_WE, GPIO3_30 */ + mxc_request_iomux(MX51_PIN_NANDF_D10, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_NANDF_D10, 0x82); + + /* EXPANSION_EN, GPIO4_26 */ + mxc_request_iomux(MX51_PIN_CSPI1_RDY, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_CSPI1_RDY, 0x82); + + /* + * Set GPIO1_4 to high and output; it is used to reset + * the system on reboot + */ + mxc_gpio_set(4, 1); + mxc_gpio_direction(4, MXC_GPIO_DIRECTION_OUT); + + mxc_gpio_set(7, 0); + mxc_gpio_direction(7, MXC_GPIO_DIRECTION_OUT); + for (i = 65; i < 71; i++) { + mxc_gpio_set(i, 0); + mxc_gpio_direction(i, MXC_GPIO_DIRECTION_OUT); + } + + mxc_gpio_set(94, 0); + mxc_gpio_direction(94, MXC_GPIO_DIRECTION_OUT); + + /* Set POWER_OFF high */ + mxc_gpio_set(91, 1); + mxc_gpio_direction(91, MXC_GPIO_DIRECTION_OUT); + + mxc_gpio_set(90, 0); + mxc_gpio_direction(90, MXC_GPIO_DIRECTION_OUT); + + mxc_gpio_set(122, 0); + mxc_gpio_direction(122, MXC_GPIO_DIRECTION_OUT); + + mxc_gpio_set(121, 1); + mxc_gpio_direction(121, MXC_GPIO_DIRECTION_OUT); + + WATCHDOG_RESET(); +} + +static void setup_fec(void) +{ + /*FEC_MDIO*/ + mxc_request_iomux(MX51_PIN_EIM_EB2, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_EB2, 0x1FD); + + /*FEC_MDC*/ + mxc_request_iomux(MX51_PIN_NANDF_CS3, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_CS3, 0x2004); + + /* FEC RDATA[3] */ + mxc_request_iomux(MX51_PIN_EIM_CS3, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_CS3, 0x180); + + /* FEC RDATA[2] */ + mxc_request_iomux(MX51_PIN_EIM_CS2, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_CS2, 0x180); + + /* FEC RDATA[1] */ + mxc_request_iomux(MX51_PIN_EIM_EB3, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_EB3, 0x180); + + /* FEC RDATA[0] */ + mxc_request_iomux(MX51_PIN_NANDF_D9, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_D9, 0x2180); + + /* FEC TDATA[3] */ + mxc_request_iomux(MX51_PIN_NANDF_CS6, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_CS6, 0x2004); + + /* FEC TDATA[2] */ + mxc_request_iomux(MX51_PIN_NANDF_CS5, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_CS5, 0x2004); + + /* FEC TDATA[1] */ + mxc_request_iomux(MX51_PIN_NANDF_CS4, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_CS4, 0x2004); + + /* FEC TDATA[0] */ + mxc_request_iomux(MX51_PIN_NANDF_D8, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_D8, 0x2004); + + /* FEC TX_EN */ + mxc_request_iomux(MX51_PIN_NANDF_CS7, IOMUX_CONFIG_ALT1); + mxc_iomux_set_pad(MX51_PIN_NANDF_CS7, 0x2004); + + /* FEC TX_ER */ + mxc_request_iomux(MX51_PIN_NANDF_CS2, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_CS2, 0x2004); + + /* FEC TX_CLK */ + mxc_request_iomux(MX51_PIN_NANDF_RDY_INT, IOMUX_CONFIG_ALT1); + mxc_iomux_set_pad(MX51_PIN_NANDF_RDY_INT, 0x2180); + + /* FEC TX_COL */ + mxc_request_iomux(MX51_PIN_NANDF_RB2, IOMUX_CONFIG_ALT1); + mxc_iomux_set_pad(MX51_PIN_NANDF_RB2, 0x2180); + + /* FEC RX_CLK */ + mxc_request_iomux(MX51_PIN_NANDF_RB3, IOMUX_CONFIG_ALT1); + mxc_iomux_set_pad(MX51_PIN_NANDF_RB3, 0x2180); + + /* FEC RX_CRS */ + mxc_request_iomux(MX51_PIN_EIM_CS5, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_CS5, 0x180); + + /* FEC RX_ER */ + mxc_request_iomux(MX51_PIN_EIM_CS4, IOMUX_CONFIG_ALT3); + mxc_iomux_set_pad(MX51_PIN_EIM_CS4, 0x180); + + /* FEC RX_DV */ + mxc_request_iomux(MX51_PIN_NANDF_D11, IOMUX_CONFIG_ALT2); + mxc_iomux_set_pad(MX51_PIN_NANDF_D11, 0x2180); +} + +struct fsl_esdhc_cfg esdhc_cfg[1] = { + {MMC_SDHC1_BASE_ADDR, 1}, +}; + +int get_mmc_getcd(u8 *cd, struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + + if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR) + *cd = mxc_gpio_get(0); + else + *cd = 0; + + return 0; +} + +#ifdef CONFIG_FSL_ESDHC +int board_mmc_init(bd_t *bis) +{ + mxc_request_iomux(MX51_PIN_SD1_CMD, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_request_iomux(MX51_PIN_SD1_CLK, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_request_iomux(MX51_PIN_SD1_DATA0, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_request_iomux(MX51_PIN_SD1_DATA1, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_request_iomux(MX51_PIN_SD1_DATA2, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_request_iomux(MX51_PIN_SD1_DATA3, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_iomux_set_pad(MX51_PIN_SD1_CMD, + PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH | + PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU | + PAD_CTL_PUE_PULL | + PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_SD1_CLK, + PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH | + PAD_CTL_HYS_NONE | PAD_CTL_47K_PU | + PAD_CTL_PUE_PULL | + PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_SD1_DATA0, + PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH | + PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU | + PAD_CTL_PUE_PULL | + PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_SD1_DATA1, + PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH | + PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU | + PAD_CTL_PUE_PULL | + PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_SD1_DATA2, + PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH | + PAD_CTL_HYS_ENABLE | PAD_CTL_47K_PU | + PAD_CTL_PUE_PULL | + PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST); + mxc_iomux_set_pad(MX51_PIN_SD1_DATA3, + PAD_CTL_DRV_MAX | PAD_CTL_DRV_VOT_HIGH | + PAD_CTL_HYS_ENABLE | PAD_CTL_100K_PD | + PAD_CTL_PUE_PULL | + PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST); + mxc_request_iomux(MX51_PIN_GPIO1_0, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_iomux_set_pad(MX51_PIN_GPIO1_0, + PAD_CTL_HYS_ENABLE); + mxc_request_iomux(MX51_PIN_GPIO1_1, + IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); + mxc_iomux_set_pad(MX51_PIN_GPIO1_1, + PAD_CTL_HYS_ENABLE); + + return fsl_esdhc_initialize(bis, &esdhc_cfg[0]); +} +#endif + +int board_early_init_f(void) +{ + + + init_drive_strength(); + + /* Setup debug led */ + mxc_gpio_set(6, 0); + mxc_gpio_direction(6, MXC_GPIO_DIRECTION_OUT); + mxc_request_iomux(MX51_PIN_GPIO1_6, IOMUX_CONFIG_ALT0); + mxc_iomux_set_pad(MX51_PIN_GPIO1_6, PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST); + + /* wait a little while to give the pll time to settle */ + sdelay(100000); + + setup_weim(); + setup_uart(); + setup_fec(); + setup_gpios(); + + spi_io_init(); + + return 0; +} + +int board_init(void) +{ +#ifdef CONFIG_SYS_ARM_WITHOUT_RELOC + board_early_init_f(); +#endif + gd->bd->bi_arch_number = MACH_TYPE_TTC_VISION2; /* board id for linux */ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + + return 0; +} + +int board_late_init(void) +{ + power_init_mx51(); + + reset_peripherals(1); + udelay(2000); + reset_peripherals(0); + udelay(2000); + + /* Early revisions require a second reset */ +#ifdef CONFIG_VISION2_HW_1_0 + reset_peripherals(1); + udelay(2000); + reset_peripherals(0); + udelay(2000); +#endif + + return 0; +} + +int checkboard(void) +{ + u32 system_rev = get_cpu_rev(); + u32 cause; + struct src *src_regs = (struct src *)SRC_BASE_ADDR; + + puts("Board: TTControl Vision II CPU V"); + + switch (system_rev & 0xff) { + case CHIP_REV_3_0: + puts("3.0 ["); + break; + case CHIP_REV_2_5: + puts("2.5 ["); + break; + case CHIP_REV_2_0: + puts("2.0 ["); + break; + case CHIP_REV_1_1: + puts("1.1 ["); + break; + case CHIP_REV_1_0: + default: + puts("1.0 ["); + break; + } + + cause = src_regs->srsr; + switch (cause) { + case 0x0001: + puts("POR"); + break; + case 0x0009: + puts("RST"); + break; + case 0x0010: + case 0x0011: + puts("WDOG"); + break; + default: + printf("unknown 0x%x", cause); + } + puts("]\n"); + + return 0; +} + -- cgit v1.2.3