[U-Boot] [PATCH V2] tegra: Whistler board support
Simon Glass
sjg at chromium.org
Fri Jun 1 01:24:48 CEST 2012
Hi,
On Tue, May 15, 2012 at 9:45 AM, Stephen Warren <swarren at wwwdotorg.org>wrote:
> From: Stephen Warren <swarren at nvidia.com>
>
Acked-by: Simon Glass <sjg at chromium.org>
A little late, but I have finally been through these commits. They all LGTM
- just a few comments.
Regards,
Simon
>
> Whistler is a highly configurable Tegra evaluation and development board.
> This change adds support for the following specific configuration:
>
> E1120 motherboard
> E1108 CPU board
> E1116 PMU board
>
> The motherboard configuration switches are set as follows:
> SW1=0 SW2=0 SW3=5
> S1/S2/S3/S4 all on, except S3 7/8 are off.
>
> Other combinations of daugher boards may work to varying degrees, but will
> likely require some SW adjustment.
>
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> ---
> v2: Include <i2c.h> to fix implicit declaration warnings.
>
> This still depends on "tegra: add alternate UART1 funcmux entry", but
> since that didn't change, I didn't repost that.
>
> MAINTAINERS | 1 +
> board/nvidia/dts/tegra2-whistler.dts | 67 +++++++++++++++++++
> board/nvidia/whistler/Makefile | 48 ++++++++++++++
> board/nvidia/whistler/whistler.c | 116
> ++++++++++++++++++++++++++++++++++
> boards.cfg | 1 +
> include/configs/whistler.h | 90 ++++++++++++++++++++++++++
> 6 files changed, 323 insertions(+), 0 deletions(-)
> create mode 100644 board/nvidia/dts/tegra2-whistler.dts
> create mode 100644 board/nvidia/whistler/Makefile
> create mode 100644 board/nvidia/whistler/whistler.c
> create mode 100644 include/configs/whistler.h
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index f796872..7c161db 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -912,6 +912,7 @@ Stephen Warren <swarren at nvidia.com>
>
> ventana Tegra2 (ARM7 & A9 Dual Core)
> paz00 Tegra2 (ARM7 & A9 Dual Core)
> + whistler Tegra2 (ARM7 & A9 Dual Core)
>
> Thomas Weber <weber at corscience.de>
>
> diff --git a/board/nvidia/dts/tegra2-whistler.dts
> b/board/nvidia/dts/tegra2-whistler.dts
> new file mode 100644
> index 0000000..b22d407
> --- /dev/null
> +++ b/board/nvidia/dts/tegra2-whistler.dts
> @@ -0,0 +1,67 @@
> +/dts-v1/;
> +
> +/include/ ARCH_CPU_DTS
> +
> +/ {
> + model = "NVIDIA Tegra2 Whistler evaluation board";
> + compatible = "nvidia,whistler", "nvidia,tegra20";
> +
> + aliases {
> + i2c0 = "/i2c at 7000d000";
> + usb0 = "/usb at c5008000";
> + usb1 = "/usb at c5000000";
> + };
> +
> + memory {
> + device_type = "memory";
> + reg = < 0x00000000 0x20000000 >;
> + };
> +
> + clocks {
> + osc {
> + clock-frequency = <12000000>;
> + };
> + };
> +
> + clock at 60006000 {
> + clocks = <&clk_32k &osc>;
> + };
> +
> + serial at 70006000 {
> + clock-frequency = < 216000000 >;
> + };
> +
> + i2c at 7000c000 {
> + status = "disabled";
> + };
> +
> + i2c at 7000c400 {
> + status = "disabled";
> + };
> +
> + i2c at 7000c500 {
> + status = "disabled";
> + };
> +
> + i2c at 7000d000 {
> + clock-frequency = <100000>;
> +
> + pmic at 3c {
> + compatible = "maxim,max8907b";
> + reg = <0x3c>;
> +
> + clk_32k: clock {
> + compatible = "fixed-clock";
> + /*
> + * leave out for now due to CPP:
> + * #clock-cells = <0>;
> + */
> + clock-frequency = <32768>;
> + };
> + };
> + };
> +
> + usb at c5004000 {
> + status = "disabled";
> + };
> +};
> diff --git a/board/nvidia/whistler/Makefile
> b/board/nvidia/whistler/Makefile
> new file mode 100644
> index 0000000..a910577
> --- /dev/null
> +++ b/board/nvidia/whistler/Makefile
> @@ -0,0 +1,48 @@
> +#
> +# (C) Copyright 2010-2012
> +# NVIDIA Corporation <www.nvidia.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., 59 Temple Place, Suite 330, Boston,
> +# MA 02111-1307 USA
> +#
> +
> +include $(TOPDIR)/config.mk
> +
> +ifneq ($(OBJTREE),$(SRCTREE))
> +$(shell mkdir -p $(obj)../common)
> +endif
> +
> +LIB = $(obj)lib$(BOARD).o
> +
> +COBJS := $(BOARD).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/nvidia/whistler/whistler.c
> b/board/nvidia/whistler/whistler.c
> new file mode 100644
> index 0000000..1c2f33f
> --- /dev/null
> +++ b/board/nvidia/whistler/whistler.c
> @@ -0,0 +1,116 @@
> +/*
> + * (C) Copyright 2010-2012
> + * NVIDIA Corporation <www.nvidia.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., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#include <common.h>
> +#include <i2c.h>
> +#include <asm/io.h>
> +#include <asm/arch/tegra2.h>
> +#include <asm/arch/clock.h>
> +#include <asm/arch/funcmux.h>
> +#include <asm/arch/pinmux.h>
> +#include <asm/arch/mmc.h>
> +#include <asm/gpio.h>
> +#ifdef CONFIG_TEGRA2_MMC
> +#include <mmc.h>
> +#endif
> +
> +/*
> + * Routine: gpio_config_uart
> + * Description: Does nothing on Whistler - no UART-related GPIOs.
> + */
> +void gpio_config_uart(void)
> +{
> +}
> +
> +/*
> + * Routine: pin_mux_mmc
> + * Description: setup the pin muxes/tristate values for the SDMMC(s)
> + */
> +static void pin_mux_mmc(void)
> +{
> + funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_SLXA_8BIT);
> + funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATC_ATD_8BIT);
> +}
> +
> +/* this is a weak define that we are overriding */
> +int board_mmc_init(bd_t *bd)
> +{
> + uchar val;
> + int ret;
> +
> + debug("board_mmc_init called\n");
> +
> + /* Turn on MAX8907B LDO12 to 2.8V for J40 power */
> + ret = i2c_set_bus_num(0);
> + if (ret)
> + printf("i2c_set_bus_num failed: %d\n", ret);
> + val = 0x29;
> + ret = i2c_write(0x3c, 0x46, 1, &val, 1);
> + if (ret)
> + printf("i2c_write 0 0x3c 0x46 failed: %d\n", ret);
> + val = 0x00;
> + ret = i2c_write(0x3c, 0x45, 1, &val, 1);
> + if (ret)
> + printf("i2c_write 0 0x3c 0x45 failed: %d\n", ret);
> + val = 0x1f;
> + ret = i2c_write(0x3c, 0x44, 1, &val, 1);
> + if (ret)
> + printf("i2c_write 0 0x3c 0x44 failed: %d\n", ret);
> +
> + /* Enable muxes, etc. for SDMMC controllers */
> + pin_mux_mmc();
> +
> + /* init dev 0 (SDMMC4), (J29 "HSMMC") with 8-bit bus */
> + tegra2_mmc_init(0, 8, -1, -1);
> +
> + /* init dev 1 (SDMMC3), (J40 "SDIO3") with 8-bit bus */
> + tegra2_mmc_init(1, 8, -1, -1);
> +
> + return 0;
> +}
> +
> +/* this is a weak define that we are overriding */
> +void pin_mux_usb(void)
> +{
> + uchar val;
> + int ret;
> +
> + /*
> + * This is a hack. This should be represented in DT using the
> + * vbus-gpio property. However, U-Boot's DT support doesn't
> + * support any GPIO controller other than the Tegra's yet.
> + */
> +
> + /* Turn on TAC6416's GPIO 0+1 for USB1/3's VBUS */
> + ret = i2c_set_bus_num(0);
> + if (ret)
> + printf("i2c_set_bus_num failed: %d\n", ret);
> + val = 0x03;
> + ret = i2c_write(0x20, 2, 1, &val, 1);
> + if (ret)
> + printf("i2c_write 0 0x20 2 failed: %d\n", ret);
> + val = 0xfc;
> + ret = i2c_write(0x20, 6, 1, &val, 1);
> + if (ret)
> + printf("i2c_write 0 0x20 6 failed: %d\n", ret);
> +}
> diff --git a/boards.cfg b/boards.cfg
> index 0dee43f..a96b7d7 100644
> --- a/boards.cfg
> +++ b/boards.cfg
> @@ -231,6 +231,7 @@ trats arm armv7
> trats samsung
> harmony arm armv7 harmony
> nvidia tegra2
> seaboard arm armv7 seaboard
> nvidia tegra2
> ventana arm armv7 ventana
> nvidia tegra2
> +whistler arm armv7 whistler
> nvidia tegra2
> u8500_href arm armv7 u8500
> st-ericsson u8500
> actux1_4_16 arm ixp actux1
> - - actux1:FLASH2X2
> actux1_4_32 arm ixp actux1
> - - actux1:FLASH2X2,RAM_32MB
> diff --git a/include/configs/whistler.h b/include/configs/whistler.h
> new file mode 100644
> index 0000000..6b9ef98
> --- /dev/null
> +++ b/include/configs/whistler.h
> @@ -0,0 +1,90 @@
> +/*
> + * (C) Copyright 2010-2012
> + * NVIDIA Corporation <www.nvidia.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., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#include <asm/sizes.h>
> +#include "tegra2-common.h"
> +
> +/* Enable fdt support for Whistler. Flash the image in u-boot-dtb.bin */
> +#define CONFIG_DEFAULT_DEVICE_TREE tegra2-whistler
> +#define CONFIG_OF_CONTROL
> +#define CONFIG_OF_SEPARATE
> +
> +/* High-level configuration options */
> +#define TEGRA2_SYSMEM "mem=512M at 0M"
> +#define V_PROMPT "Tegra2 (Whistler) # "
> +#define CONFIG_TEGRA2_BOARD_STRING "NVIDIA Whistler"
> +
> +/* Board-specific serial config */
> +#define CONFIG_SERIAL_MULTI
> +#define CONFIG_TEGRA2_ENABLE_UARTA
> +#define CONFIG_TEGRA2_UARTA_UAA_UAB
> +#define CONFIG_SYS_NS16550_COM1 NV_PA_APB_UARTA_BASE
> +
> +#define CONFIG_MACH_TYPE MACH_TYPE_WHISTLER
> +#define CONFIG_SYS_BOARD_ODMDATA 0x2B080105 /* lp?, 512MB, UARTA */
> +
> +#define CONFIG_BOARD_EARLY_INIT_F
> +
> +/* I2C */
> +#define CONFIG_TEGRA_I2C
> +#define CONFIG_SYS_I2C_INIT_BOARD
> +#define CONFIG_I2C_MULTI_BUS
> +#define CONFIG_SYS_MAX_I2C_BUS 4
> +#define CONFIG_SYS_I2C_SPEED 100000
> +#define CONFIG_CMD_I2C
> +
> +/* SD/MMC */
> +#define CONFIG_MMC
> +#define CONFIG_GENERIC_MMC
> +#define CONFIG_TEGRA2_MMC
> +#define CONFIG_CMD_MMC
> +
> +#define CONFIG_DOS_PARTITION
> +#define CONFIG_EFI_PARTITION
> +#define CONFIG_CMD_EXT2
> +#define CONFIG_CMD_FAT
> +
> +/* Environment not stored */
> +#define CONFIG_ENV_IS_NOWHERE
> +
> +/* USB Host support */
> +#define CONFIG_USB_EHCI
> +#define CONFIG_USB_EHCI_TEGRA
> +#define CONFIG_USB_STORAGE
> +#define CONFIG_CMD_USB
> +#define CONFIG_USB_HOST_ETHER
> +#define CONFIG_USB_ETHER_SMSC95XX
> +#define CONFIG_USB_ETHER_ASIX
> +#define CONFIG_USB_HOST_ETHER
> +#define CONFIG_USB_ETHER_SMSC95XX
> +#define CONFIG_USB_ETHER_ASIX
> +
> +#define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
> +#define CONFIG_CMD_NFS /* NFS support */
> +#define CONFIG_CMD_PING
> +#define CONFIG_CMD_DHCP
> +
> +#endif /* __CONFIG_H */
> --
> 1.7.0.4
>
>
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