From mboxrd@z Thu Jan  1 00:00:00 1970
From: Purna Chandra Mandal <purna.mandal@microchip.com>
Date: Mon, 1 Feb 2016 13:47:31 +0530
Subject: [U-Boot] [PATCH v4 08/13] board: Add Microchip
 PIC32MZ[DA]-Starter-Kit board.
In-Reply-To: <56AB814B.6050406@gmail.com>
References: <1453975222-11787-1-git-send-email-purna.mandal@microchip.com>
 <1453975222-11787-9-git-send-email-purna.mandal@microchip.com>
 <56AB814B.6050406@gmail.com>
Message-ID: <56AF149B.8090703@microchip.com>
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To: u-boot@lists.denx.de

On 01/29/2016 08:42 PM, Daniel Schwierzeck wrote:

>
> Am 28.01.2016 um 11:00 schrieb Purna Chandra Mandal:
>> This adds support for Microchip PIC32MZ[DA] StarterKit board
>> based on a PIC32MZ[DA] family of microcontroller.
>>
>> Signed-off-by: Purna Chandra Mandal <purna.mandal@microchip.com>
> Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>

Thanks Daniel.
Could you please apply these patches in your tree?

>>
>> ---
>>
>> Changes in v4:
>> - create defconfig by 'make savedefconfig'
>> - drop explicit SYS_BAUDRATE_TABLE in favor of default one
>>
>> Changes in v3:
>> - drop SKIP_LOWLEVEL_INIT, GBL_DATA_OFFSET from config header
>> - move CMD_MEMTEST, CMD_MEMINFO to defconfig
>> - increase SYS_MALLOC_F_LEN to 0x600
>> - use auto-generated defconfig - no hand edit
>>
>> Changes in v2:
>> - move CONFIG_SYS_TEXT_BASE (from board/*/config.mk) to include/configs/<board>.h
>>
>>  arch/mips/dts/Makefile                |  2 +-
>>  arch/mips/dts/pic32mzda_sk.dts        | 38 ++++++++++++++
>>  arch/mips/mach-pic32/Kconfig          | 13 +++++
>>  board/microchip/pic32mzda/Kconfig     | 13 +++++
>>  board/microchip/pic32mzda/MAINTAINERS |  6 +++
>>  board/microchip/pic32mzda/Makefile    |  7 +++
>>  board/microchip/pic32mzda/README      | 22 +++++++++
>>  board/microchip/pic32mzda/pic32mzda.c | 31 ++++++++++++
>>  configs/pic32mzdask_defconfig         | 30 +++++++++++
>>  include/configs/pic32mzdask.h         | 93 +++++++++++++++++++++++++++++++++++
>>  10 files changed, 254 insertions(+), 1 deletion(-)
>>  create mode 100644 arch/mips/dts/pic32mzda_sk.dts
>>  create mode 100644 board/microchip/pic32mzda/Kconfig
>>  create mode 100644 board/microchip/pic32mzda/MAINTAINERS
>>  create mode 100644 board/microchip/pic32mzda/Makefile
>>  create mode 100644 board/microchip/pic32mzda/README
>>  create mode 100644 board/microchip/pic32mzda/pic32mzda.c
>>  create mode 100644 configs/pic32mzdask_defconfig
>>  create mode 100644 include/configs/pic32mzdask.h
>>
>> diff --git a/arch/mips/dts/Makefile b/arch/mips/dts/Makefile
>> index 47b6eb5..b513918 100644
>> --- a/arch/mips/dts/Makefile
>> +++ b/arch/mips/dts/Makefile
>> @@ -2,7 +2,7 @@
>>  # SPDX-License-Identifier:	GPL-2.0+
>>  #
>>  
>> -dtb-y +=
>> +dtb-$(CONFIG_TARGET_PIC32MZDASK) += pic32mzda_sk.dtb
>>  
>>  targets += $(dtb-y)
>>  
>> diff --git a/arch/mips/dts/pic32mzda_sk.dts b/arch/mips/dts/pic32mzda_sk.dts
>> new file mode 100644
>> index 0000000..99e7f64
>> --- /dev/null
>> +++ b/arch/mips/dts/pic32mzda_sk.dts
>> @@ -0,0 +1,38 @@
>> +/*
>> + * Copyright (C) 2015 Purna Chandra Mandal, purna.mandal at microchip.com
>> + *
>> + * SPDX-License-Identifier:	GPL-2.0+
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "pic32mzda.dtsi"
>> +
>> +/ {
>> +	model = "Microchip PIC32MZDASK";
>> +	compatible = "microchip,pic32mzdask", "microchip,pic32mzda";
>> +
>> +	aliases {
>> +		console = &uart2;
>> +		serial0 = &uart2;
>> +	};
>> +
>> +	chosen {
>> +		stdout-path = "serial0:115200n8";
>> +	};
>> +};
>> +
>> +&clock {
>> +	status = "okay";
>> +	u-boot,dm-pre-reloc;
>> +};
>> +
>> +&pinctrl {
>> +	status = "okay";
>> +	u-boot,dm-pre-reloc;
>> +};
>> +
>> +&uart2 {
>> +	status = "okay";
>> +	u-boot,dm-pre-reloc;
>> +};
>> diff --git a/arch/mips/mach-pic32/Kconfig b/arch/mips/mach-pic32/Kconfig
>> index f636266..2e38bb7 100644
>> --- a/arch/mips/mach-pic32/Kconfig
>> +++ b/arch/mips/mach-pic32/Kconfig
>> @@ -19,4 +19,17 @@ config SOC_PIC32MZDA
>>  
>>  endchoice
>>  
>> +choice
>> +	prompt "Board select"
>> +
>> +config TARGET_PIC32MZDASK
>> +	bool "Microchip PIC32MZ[DA] Starter Kit"
>> +	depends on SOC_PIC32MZDA
>> +	help
>> +	  This supports Microchip PIC32MZ[DA] Starter Kit.
>> +
>> +endchoice
>> +
>> +source "board/microchip/pic32mzda/Kconfig"
>> +
>>  endmenu
>> diff --git a/board/microchip/pic32mzda/Kconfig b/board/microchip/pic32mzda/Kconfig
>> new file mode 100644
>> index 0000000..8acb393
>> --- /dev/null
>> +++ b/board/microchip/pic32mzda/Kconfig
>> @@ -0,0 +1,13 @@
>> +
>> +if TARGET_PIC32MZDASK
>> +
>> +config SYS_BOARD
>> +	default "pic32mzda"
>> +
>> +config SYS_VENDOR
>> +	default "microchip"
>> +
>> +config SYS_CONFIG_NAME
>> +	default "pic32mzdask"
>> +
>> +endif
>> diff --git a/board/microchip/pic32mzda/MAINTAINERS b/board/microchip/pic32mzda/MAINTAINERS
>> new file mode 100644
>> index 0000000..c934f1a
>> --- /dev/null
>> +++ b/board/microchip/pic32mzda/MAINTAINERS
>> @@ -0,0 +1,6 @@
>> +PIC32MZDASK BOARD
>> +M:	Purna Chandra Mandal <purna.mandal@microchip.com>
>> +S:	Maintained
>> +F:	board/microchip/pic32mzda/
>> +F:	include/configs/pic32mzdask.h
>> +F:	configs/pic32mzdask_defconfig
>> diff --git a/board/microchip/pic32mzda/Makefile b/board/microchip/pic32mzda/Makefile
>> new file mode 100644
>> index 0000000..3629530
>> --- /dev/null
>> +++ b/board/microchip/pic32mzda/Makefile
>> @@ -0,0 +1,7 @@
>> +#
>> +# (C) Copyright 2015
>> +# Purna Chandra Mandal, purna.mandal at microchip.com.
>> +#
>> +# SPDX-License-Identifier:      GPL-2.0+
>> +#
>> +obj-y := pic32mzda.o
>> diff --git a/board/microchip/pic32mzda/README b/board/microchip/pic32mzda/README
>> new file mode 100644
>> index 0000000..91d16ab
>> --- /dev/null
>> +++ b/board/microchip/pic32mzda/README
>> @@ -0,0 +1,22 @@
>> +/*
>> + * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
>> + */
>> +
>> +PIC32MZ[DA] Starter Kit
>> +----------------------------------------
>> +PIC32MZ[DA] Starter Kit is based on PIC32MZ[DA] family of micro-controller.
>> +This family is powered by MIPS M14KEC 32bit general purpose core and has
>> +advanced microcontroller features and peripherals.
>> +
>> +This processor boots with proprietary stage1 bootloader running from internal
>> +boot-flash. Stage1 bootloader inturns locates and jumps to U-Boot programmed
>> +on internal program-flash. Finally U-Boot loads OS image (along with other
>> +required files for booting) from either uSD card, or ethernet, or from USB
>> +storage.
>> +
>> +To boot Linux following three files are mandatory - uEnv.txt (custom U-Boot
>> +environment file), uImage, *.dtb (platform device-tree-blob file).
>> +
>> +U-Boot jumps to Linux using UHI specification.
>> +
>> +Visit http://microchip.com for details.
>> diff --git a/board/microchip/pic32mzda/pic32mzda.c b/board/microchip/pic32mzda/pic32mzda.c
>> new file mode 100644
>> index 0000000..afe2ab8
>> --- /dev/null
>> +++ b/board/microchip/pic32mzda/pic32mzda.c
>> @@ -0,0 +1,31 @@
>> +/*
>> + * Microchip PIC32MZ[DA] Starter Kit board
>> + *
>> + * Copyright (C) 2015, Microchip Technology Inc.
>> + * Purna Chandra Mandal <purna.mandal@microchip.com>
>> + *
>> + * SPDX-License-Identifier:	GPL-2.0+
>> + *
>> + */
>> +
>> +#include <common.h>
>> +#include <dm.h>
>> +#include <clk.h>
>> +#include <mach/pic32.h>
>> +
>> +#ifdef CONFIG_DISPLAY_BOARDINFO
>> +int checkboard(void)
>> +{
>> +	ulong rate = 0;
>> +	struct udevice *dev;
>> +
>> +	printf("Core: %s\n", get_core_name());
>> +
>> +	if (!uclass_get_device(UCLASS_CLK, 0, &dev)) {
>> +		rate = clk_get_rate(dev);
>> +		printf("CPU Speed: %lu MHz\n", rate / 1000000);
>> +	}
>> +
>> +	return 0;
>> +}
>> +#endif
>> diff --git a/configs/pic32mzdask_defconfig b/configs/pic32mzdask_defconfig
>> new file mode 100644
>> index 0000000..1c968fc
>> --- /dev/null
>> +++ b/configs/pic32mzdask_defconfig
>> @@ -0,0 +1,30 @@
>> +CONFIG_MIPS=y
>> +CONFIG_SYS_MALLOC_F_LEN=0x600
>> +CONFIG_DM_SERIAL=y
>> +CONFIG_DM_GPIO=y
>> +CONFIG_MACH_PIC32=y
>> +# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
>> +CONFIG_MIPS_BOOT_FDT=y
>> +CONFIG_DEFAULT_DEVICE_TREE="pic32mzda_sk"
>> +CONFIG_HUSH_PARSER=y
>> +CONFIG_SYS_PROMPT="dask # "
>> +# CONFIG_CMD_IMLS is not set
>> +# CONFIG_CMD_EXPORTENV is not set
>> +# CONFIG_CMD_SAVEENV is not set
>> +CONFIG_LOOPW=y
>> +CONFIG_CMD_MEMTEST=y
>> +CONFIG_CMD_MEMINFO=y
>> +# CONFIG_CMD_FLASH is not set
>> +# CONFIG_CMD_FPGA is not set
>> +CONFIG_CMD_GPIO=y
>> +# CONFIG_CMD_NET is not set
>> +# CONFIG_CMD_NFS is not set
>> +CONFIG_CMD_TIME=y
>> +CONFIG_OF_EMBED=y
>> +CONFIG_CLK=y
>> +CONFIG_PINCTRL=y
>> +# CONFIG_PINCTRL_FULL is not set
>> +CONFIG_SYS_VSNPRINTF=y
>> +CONFIG_USE_TINY_PRINTF=y
>> +CONFIG_REGEX=y
>> +CONFIG_CMD_DHRYSTONE=y
>> diff --git a/include/configs/pic32mzdask.h b/include/configs/pic32mzdask.h
>> new file mode 100644
>> index 0000000..5ba2a19
>> --- /dev/null
>> +++ b/include/configs/pic32mzdask.h
>> @@ -0,0 +1,93 @@
>> +/*
>> + * (c) 2015 Purna Chandra Mandal <purna.mandal@microchip.com>
>> + *
>> + * SPDX-License-Identifier:	GPL-2.0+
>> + *
>> + * Microchip PIC32MZ[DA] Starter Kit.
>> + */
>> +
>> +#ifndef __PIC32MZDASK_CONFIG_H
>> +#define __PIC32MZDASK_CONFIG_H
>> +
>> +/* System Configuration */
>> +#define CONFIG_SYS_TEXT_BASE		0x9d004000 /* .text */
>> +#define CONFIG_DISPLAY_BOARDINFO
>> +
>> +/*--------------------------------------------
>> + * CPU configuration
>> + */
>> +/* CPU Timer rate */
>> +#define CONFIG_SYS_MIPS_TIMER_FREQ	100000000
>> +
>> +/* Cache Configuration */
>> +#define CONFIG_SYS_MIPS_CACHE_MODE	CONF_CM_CACHABLE_NONCOHERENT
>> +
>> +/*----------------------------------------------------------------------
>> + * Memory Layout
>> + */
>> +#define CONFIG_SYS_SRAM_BASE		0x80000000
>> +#define CONFIG_SYS_SRAM_SIZE		0x00080000 /* 512K */
>> +
>> +/* Initial RAM for temporary stack, global data */
>> +#define CONFIG_SYS_INIT_RAM_SIZE	0x10000
>> +#define CONFIG_SYS_INIT_RAM_ADDR	\
>> +	(CONFIG_SYS_SRAM_BASE + CONFIG_SYS_SRAM_SIZE - CONFIG_SYS_INIT_RAM_SIZE)
>> +#define CONFIG_SYS_INIT_SP_ADDR		\
>> +	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE - 1)
>> +
>> +/* SDRAM Configuration (for final code, data, stack, heap) */
>> +#define CONFIG_SYS_SDRAM_BASE		0x88000000
>> +#define CONFIG_SYS_MALLOC_LEN		(256 << 10)
>> +#define CONFIG_SYS_BOOTPARAMS_LEN	(4 << 10)
>> +#define CONFIG_STACKSIZE		(4 << 10) /* regular stack */
>> +
>> +#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_TEXT_BASE
>> +#define CONFIG_SYS_MONITOR_LEN		(192 << 10)
>> +
>> +#define CONFIG_SYS_LOAD_ADDR		0x88500000 /* default load address */
>> +#define CONFIG_SYS_ENV_ADDR		0x88300000
>> +
>> +/* Memory Test */
>> +#define CONFIG_SYS_MEMTEST_START	0x88000000
>> +#define CONFIG_SYS_MEMTEST_END		0x88080000
>> +
>> +/*----------------------------------------------------------------------
>> + * Commands
>> + */
>> +#define CONFIG_SYS_LONGHELP		/* undef to save memory */
>> +#define CONFIG_CMD_CLK
>> +
>> +/*-------------------------------------------------
>> + * FLASH configuration
>> + */
>> +#define CONFIG_SYS_NO_FLASH
>> +
>> +/*------------------------------------------------------------
>> + * Console Configuration
>> + */
>> +#define CONFIG_BAUDRATE			115200
>> +#define CONFIG_SYS_CBSIZE		1024 /* Console I/O Buffer Size   */
>> +#define CONFIG_SYS_MAXARGS		16   /* max number of command args*/
>> +#define CONFIG_SYS_PBSIZE		\
>> +		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
>> +#define CONFIG_CMDLINE_EDITING		1
>> +
>> +/*
>> + * Handover flattened device tree (dtb file) to Linux kernel
>> + */
>> +#define CONFIG_OF_LIBFDT	1
>> +
>> +/* -------------------------------------------------
>> + * Environment
>> + */
>> +#define CONFIG_ENV_IS_NOWHERE	1
>> +#define CONFIG_ENV_SIZE		0x4000
>> +
>> +/* ---------------------------------------------------------------------
>> + * Board boot configuration
>> + */
>> +#define CONFIG_TIMESTAMP	/* Print image info with timestamp */
>> +#define CONFIG_BOOTDELAY	5 /* autoboot after X seconds     */
>> +#undef	CONFIG_BOOTARGS
>> +
>> +#endif	/* __PIC32MZDASK_CONFIG_H */
>>