[U-Boot] [PATCH v2 1/9] arm: actions: Add common framework for Actions Semi SoCs

Manivannan Sadhasivam manivannan.sadhasivam at linaro.org
Fri Jan 18 03:30:47 UTC 2019


On Thu, Jan 17, 2019 at 09:16:26PM +0000, André Przywara wrote:
> On Thu, 17 Jan 2019 21:09:45 +0530
> Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org> wrote:
> 
> Hi,
> 
> > [On top of Andre's review]
> > 
> > On Mon, Jan 14, 2019 at 06:11:03PM +0530, Amit Singh Tomar wrote:
> > > This adds common arch owl support that can drive, 64-bits SoCs
> > > from Actions Semi.
> > >   
> > 
> > Could be, "This commit adds common arch support for Actions Semi Owl
> > series SoCs and removes the Bubblegum96 board files."
> > 
> > > It also removes the Bubblegum specific board files.
> > > 
> > > Signed-off-by: Amit Singh Tomar <amittomer25 at gmail.com>
> > > ---
> > > Changes since v1:
> > > 	* Moved S700 specific changes to patch 4 of 9.
> > >    	* Moved couple of symbols from defconfig to
> > > arch/arm/Kconfig and platform owl Kconfig.
> > > ---
> > >  arch/arm/Kconfig                             |  3 +-
> > >  arch/arm/mach-owl/Kconfig                    | 29 ++++++--------
> > >  arch/arm/mach-owl/Makefile                   |  1 +
> > >  arch/arm/mach-owl/soc.c                      | 56
> > > ++++++++++++++++++++++++++++
> > > board/ucRobotics/bubblegum_96/Kconfig        | 15 --------
> > > board/ucRobotics/bubblegum_96/MAINTAINERS    |  6 ---
> > > board/ucRobotics/bubblegum_96/Makefile       |  3 --
> > > board/ucRobotics/bubblegum_96/bubblegum_96.c | 56
> > > ----------------------------
> > > configs/bubblegum_96_defconfig               |  4 +-
> > > include/configs/bubblegum_96.h               | 42
> > > --------------------- include/configs/owl-common.h
> > > | 42 +++++++++++++++++++++
> > > include/configs/s900.h                       | 18 +++++++++ 12
> > > files changed, 131 insertions(+), 144 deletions(-) create mode
> > > 100644 arch/arm/mach-owl/soc.c delete mode 100644
> > > board/ucRobotics/bubblegum_96/Kconfig delete mode 100644
> > > board/ucRobotics/bubblegum_96/MAINTAINERS delete mode 100644
> > > board/ucRobotics/bubblegum_96/Makefile delete mode 100644
> > > board/ucRobotics/bubblegum_96/bubblegum_96.c delete mode 100644
> > > include/configs/bubblegum_96.h create mode 100644
> > > include/configs/owl-common.h create mode 100644
> > > include/configs/s900.h
> > > 
> > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> > > index d6b1629..1a2e561 100644
> > > --- a/arch/arm/Kconfig
> > > +++ b/arch/arm/Kconfig
> > > @@ -761,9 +761,9 @@ config ARCH_MX5
> > >  
> > >  config ARCH_OWL
> > >  	bool "Actions Semi OWL SoCs"
> > > -	select ARM64
> > >  	select DM
> > >  	select DM_SERIAL
> > > +	select OWL_SERIAL
> > >  	select OF_CONTROL
> > >  	imply CMD_DM
> > >  
> > > @@ -1555,7 +1555,6 @@ source "board/spear/spear600/Kconfig"
> > >  source "board/spear/x600/Kconfig"
> > >  source "board/st/stv0991/Kconfig"
> > >  source "board/tcl/sl50/Kconfig"
> > > -source "board/ucRobotics/bubblegum_96/Kconfig"
> > >  source "board/birdland/bav335x/Kconfig"
> > >  source "board/toradex/colibri_pxa270/Kconfig"
> > >  source "board/vscom/baltos/Kconfig"
> > > diff --git a/arch/arm/mach-owl/Kconfig b/arch/arm/mach-owl/Kconfig
> > > index 199e772..5eb93c9 100644
> > > --- a/arch/arm/mach-owl/Kconfig
> > > +++ b/arch/arm/mach-owl/Kconfig
> > > @@ -1,27 +1,22 @@
> > >  if ARCH_OWL
> > >  
> > > -config SYS_SOC
> > > -	default "owl"
> > > -
> > >  choice
> > > -        prompt "Actions Semi OWL SoCs board select"
> > > +        prompt "Actions Semi SoC Variant"  
> > 
> > We should explicitly say "Owl" series SoCs here.
> > 
> > >          optional
> > >  
> > > -config TARGET_BUBBLEGUM_96
> > > -	bool "96Boards Bubblegum-96"
> > > -	help
> > > -	  Support for 96Boards Bubblegum-96. This board complies
> > > with
> > > -	  96Board Consumer Edition Specification. Features:
> > > -	  - Actions Semi S900 SoC (4xCortex A53, Power VR G6230
> > > GPU)
> > > -	  - 2GiB RAM
> > > -	  - 8GiB eMMC, uSD slot
> > > -	  - WiFi, Bluetooth and GPS module
> > > -	  - 2x Host, 1x Device USB port
> > > -	  - HDMI
> > > -	  - 20-pin low speed and 40-pin high speed expanders, 6
> > > LED, 3 buttons +config MACH_S900
> > > +        bool "Actionss Semi S900"
> > > +        select ARM64
> > >  
> > >  endchoice
> > >  
> > > -source "board/ucRobotics/bubblegum_96/Kconfig"
> > > +config SYS_CONFIG_NAME
> > > +        default "s900" if MACH_S900
> > > +
> > > +config SYS_SOC
> > > +        default "s900" if MACH_S900
> > > +
> > > +config SYS_TEXT_BASE
> > > +        default 0x11000000
> > >    
> > 
> > Move the above config symbols before MACH_S900.
> > 
> > >  endif
> > > diff --git a/arch/arm/mach-owl/Makefile b/arch/arm/mach-owl/Makefile
> > > index 1b43dc2..0b181c6 100644
> > > --- a/arch/arm/mach-owl/Makefile
> > > +++ b/arch/arm/mach-owl/Makefile
> > > @@ -1,3 +1,4 @@
> > >  # SPDX-License-Identifier:	GPL-2.0+
> > >  
> > > +obj-y += soc.o
> > >  obj-y += sysmap-s900.o
> > > diff --git a/arch/arm/mach-owl/soc.c b/arch/arm/mach-owl/soc.c
> > > new file mode 100644
> > > index 0000000..d0630d2
> > > --- /dev/null
> > > +++ b/arch/arm/mach-owl/soc.c
> > > @@ -0,0 +1,56 @@
> > > +// SPDX-License-Identifier: GPL-2.0+
> > > +/*
> > > + * Actions Semi SoCs Boards Support.  
> > 
> > Owl SoCs...
> 
> Good point, but to avoid misunderstandings, you mean:
>  * Actions Semi Owl SoCs boards support
> right? I just want to make sure that we keep "Actions Semi" somewhere,
> as many people might not know that "Owl" is the family name from that
> company and just "Owl" sounds rather generic.
> 

Yes, I meant "Actions Semi Owl SoCs boards support" but I was lazy
enough to type the whole ;-) In Linux kernel, we finalized to use
"Actions Semi Owl" prefix everywhere.

Thanks,
Mani

> Cheers,
> Andre.
> 
> > 
> > > + *
> > > + * Copyright (C) 2018 Manivannan Sadhasivam
> > > <manivannan.sadhasivam at linaro.org>
> > > + */
> > > +
> > > +#include <linux/arm-smccc.h>
> > > +#include <linux/psci.h>
> > > +#include <common.h>
> > > +#include <asm/io.h>
> > > +#include <asm/mach-types.h>
> > > +#include <asm/psci.h>
> > > +
> > > +DECLARE_GLOBAL_DATA_PTR;
> > > +
> > > +/*
> > > + * dram_init - sets uboots idea of sdram size
> > > + */
> > > +int dram_init(void)
> > > +{
> > > +	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
> > > +	return 0;
> > > +}
> > > +
> > > +/* This is called after dram_init() so use get_ram_size result */
> > > +int dram_init_banksize(void)
> > > +{
> > > +	gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
> > > +	gd->bd->bi_dram[0].size = gd->ram_size;
> > > +
> > > +	return 0;
> > > +}
> > > +
> > > +static void show_psci_version(void)
> > > +{
> > > +	struct arm_smccc_res res;
> > > +
> > > +	arm_smccc_smc(ARM_PSCI_0_2_FN_PSCI_VERSION, 0, 0, 0, 0, 0,
> > > 0, 0, &res); +
> > > +	printf("PSCI:  v%ld.%ld\n",
> > > +		PSCI_VERSION_MAJOR(res.a0),
> > > +		PSCI_VERSION_MINOR(res.a0));
> > > +}
> > > +
> > > +int board_init(void)
> > > +{
> > > +	show_psci_version();
> > > +
> > > +	return 0;
> > > +}
> > > +
> > > +void reset_cpu(ulong addr)
> > > +{
> > > +	psci_system_reset();
> > > +}
> > > diff --git a/board/ucRobotics/bubblegum_96/Kconfig
> > > b/board/ucRobotics/bubblegum_96/Kconfig deleted file mode 100644
> > > index 2dd40d9..0000000
> > > --- a/board/ucRobotics/bubblegum_96/Kconfig
> > > +++ /dev/null
> > > @@ -1,15 +0,0 @@
> > > -if TARGET_BUBBLEGUM_96
> > > -
> > > -config SYS_BOARD
> > > -	default "bubblegum_96"
> > > -
> > > -config SYS_VENDOR
> > > -	default "ucRobotics"
> > > -
> > > -config SYS_SOC
> > > -	default "s900"
> > > -
> > > -config SYS_CONFIG_NAME
> > > -	default "bubblegum_96"
> > > -
> > > -endif
> > > diff --git a/board/ucRobotics/bubblegum_96/MAINTAINERS
> > > b/board/ucRobotics/bubblegum_96/MAINTAINERS deleted file mode 100644
> > > index d0cb727..0000000
> > > --- a/board/ucRobotics/bubblegum_96/MAINTAINERS
> > > +++ /dev/null
> > > @@ -1,6 +0,0 @@
> > > -BUBBLEGUM_96 BOARD
> > > -M:	Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
> > > -S:	Maintained
> > > -F:	board/ucRobotics/bubblegum_96/
> > > -F:	include/configs/bubblegum_96.h
> > > -F:	configs/bubblegum_96_defconfig
> > > diff --git a/board/ucRobotics/bubblegum_96/Makefile
> > > b/board/ucRobotics/bubblegum_96/Makefile deleted file mode 100644
> > > index c4b524d..0000000
> > > --- a/board/ucRobotics/bubblegum_96/Makefile
> > > +++ /dev/null
> > > @@ -1,3 +0,0 @@
> > > -# SPDX-License-Identifier:	GPL-2.0+
> > > -
> > > -obj-y   := bubblegum_96.o
> > > diff --git a/board/ucRobotics/bubblegum_96/bubblegum_96.c
> > > b/board/ucRobotics/bubblegum_96/bubblegum_96.c deleted file mode
> > > 100644 index a4c202d..0000000
> > > --- a/board/ucRobotics/bubblegum_96/bubblegum_96.c
> > > +++ /dev/null
> > > @@ -1,56 +0,0 @@
> > > -// SPDX-License-Identifier: GPL-2.0+
> > > -/*
> > > - * Bubblegum-96 Boards Support
> > > - *
> > > - * Copyright (C) 2018 Manivannan Sadhasivam
> > > <manivannan.sadhasivam at linaro.org>
> > > - */
> > > -
> > > -#include <linux/arm-smccc.h>
> > > -#include <linux/psci.h>
> > > -#include <common.h>
> > > -#include <asm/io.h>
> > > -#include <asm/mach-types.h>
> > > -#include <asm/psci.h>
> > > -
> > > -DECLARE_GLOBAL_DATA_PTR;
> > > -
> > > -/*
> > > - * dram_init - sets uboots idea of sdram size
> > > - */
> > > -int dram_init(void)
> > > -{
> > > -	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
> > > -	return 0;
> > > -}
> > > -
> > > -/* This is called after dram_init() so use get_ram_size result */
> > > -int dram_init_banksize(void)
> > > -{
> > > -	gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
> > > -	gd->bd->bi_dram[0].size = gd->ram_size;
> > > -
> > > -	return 0;
> > > -}
> > > -
> > > -static void show_psci_version(void)
> > > -{
> > > -	struct arm_smccc_res res;
> > > -
> > > -	arm_smccc_smc(ARM_PSCI_0_2_FN_PSCI_VERSION, 0, 0, 0, 0, 0,
> > > 0, 0, &res); -
> > > -	printf("PSCI:  v%ld.%ld\n",
> > > -	       PSCI_VERSION_MAJOR(res.a0),
> > > -		PSCI_VERSION_MINOR(res.a0));
> > > -}
> > > -
> > > -int board_init(void)
> > > -{
> > > -	show_psci_version();
> > > -
> > > -	return 0;
> > > -}
> > > -
> > > -void reset_cpu(ulong addr)
> > > -{
> > > -	psci_system_reset();
> > > -}
> > > diff --git a/configs/bubblegum_96_defconfig
> > > b/configs/bubblegum_96_defconfig index 74a9121..d1f403f 100644
> > > --- a/configs/bubblegum_96_defconfig
> > > +++ b/configs/bubblegum_96_defconfig
> > > @@ -1,7 +1,6 @@
> > >  CONFIG_ARM=y
> > >  CONFIG_ARCH_OWL=y
> > > -CONFIG_SYS_TEXT_BASE=0x11000000
> > > -CONFIG_TARGET_BUBBLEGUM_96=y
> > > +CONFIG_MACH_S900=y
> > >  CONFIG_IDENT_STRING="\nBubblegum-96"
> > >  CONFIG_DISTRO_DEFAULTS=y
> > >  CONFIG_NR_DRAM_BANKS=1
> > > @@ -19,4 +18,3 @@ CONFIG_DEFAULT_DEVICE_TREE="bubblegum_96"
> > >  CONFIG_CLK=y
> > >  CONFIG_CLK_OWL=y
> > >  CONFIG_CLK_S900=y
> > > -CONFIG_OWL_SERIAL=y
> > > diff --git a/include/configs/bubblegum_96.h
> > > b/include/configs/bubblegum_96.h deleted file mode 100644
> > > index e1dc37b..0000000
> > > --- a/include/configs/bubblegum_96.h
> > > +++ /dev/null
> > > @@ -1,42 +0,0 @@
> > > -/* SPDX-License-Identifier: GPL-2.0+ */
> > > -/*
> > > - * Board configuration file for Bubblegum-96
> > > - *
> > > - * Copyright (C) 2015 Actions Semi Co., Ltd.
> > > - * Copyright (C) 2018 Manivannan Sadhasivam
> > > <manivannan.sadhasivam at linaro.org>
> > > - *
> > > - */
> > > -
> > > -#ifndef _BUBBLEGUM_96_H_
> > > -#define _BUGGLEGUM_96_H_
> > > -
> > > -/* SDRAM Definitions */
> > > -#define CONFIG_SYS_SDRAM_BASE		0x0
> > > -#define CONFIG_SYS_SDRAM_SIZE		0x80000000
> > > -
> > > -/* Generic Timer Definitions */
> > > -#define COUNTER_FREQUENCY		(24000000)	/*
> > > 24MHz */ -
> > > -#define CONFIG_SYS_MALLOC_LEN		(32 * 1024 * 1024)
> > > -
> > > -/* Some commands use this as the default load address */
> > > -#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE
> > > + 0x7ffc0) -
> > > -/*
> > > - * This is the initial SP which is used only briefly for
> > > relocating the u-boot
> > > - * image to the top of SDRAM. After relocation u-boot moves the
> > > stack to the
> > > - * proper place.
> > > - */
> > > -#define CONFIG_SYS_INIT_SP_ADDR
> > > (CONFIG_SYS_TEXT_BASE + 0x7ff00) -
> > > -/* UART Definitions */
> > > -#define CONFIG_BAUDRATE			115200
> > > -
> > > -#define CONFIG_ENV_SIZE			0x2000
> > > -
> > > -/* Console configuration */
> > > -#define CONFIG_SYS_CBSIZE		1024	/* Console
> > > buffer size */ -#define CONFIG_SYS_MAXARGS		64
> > > -#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
> > > -
> > > -#endif
> > > diff --git a/include/configs/owl-common.h
> > > b/include/configs/owl-common.h new file mode 100644
> > > index 0000000..42cd891
> > > --- /dev/null
> > > +++ b/include/configs/owl-common.h
> > > @@ -0,0 +1,42 @@
> > > +/* SPDX-License-Identifier: GPL-2.0+ */
> > > +/*
> > > + * Board configuration file for Actions Semi SoCs.  
> > 
> > Owl SoCs...
> > 
> > > + *
> > > + * Copyright (C) 2015 Actions Semi Co., Ltd.
> > > + * Copyright (C) 2018 Manivannan Sadhasivam
> > > <manivannan.sadhasivam at linaro.org>
> > > + *
> > > + */
> > > +
> > > +#ifndef _OWL_COMMON_CONFIG_H_
> > > +#define _OWL_COMMON_CONFIG_H_
> > > +
> > > +/* SDRAM Definitions */
> > > +#define CONFIG_SYS_SDRAM_BASE		0x0
> > > +#define CONFIG_SYS_SDRAM_SIZE		0x80000000
> > > +
> > > +/* Generic Timer Definitions */
> > > +#define COUNTER_FREQUENCY		(24000000)	/*
> > > 24MHz */ +
> > > +#define CONFIG_SYS_MALLOC_LEN		(32 * 1024 * 1024)
> > > +
> > > +/* Some commands use this as the default load address */
> > > +#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE
> > > + 0x7ffc0) +
> > > +/*
> > > + * This is the initial SP which is used only briefly for
> > > relocating the u-boot
> > > + * image to the top of SDRAM. After relocation u-boot moves the
> > > stack to the
> > > + * proper place.
> > > + */
> > > +#define CONFIG_SYS_INIT_SP_ADDR
> > > (CONFIG_SYS_TEXT_BASE + 0x7ff00) +
> > > +/* UART Definitions */
> > > +#define CONFIG_BAUDRATE			115200
> > > +
> > > +#define CONFIG_ENV_SIZE			0x2000
> > > +
> > > +/* Console configuration */
> > > +#define CONFIG_SYS_CBSIZE		1024	/* Console
> > > buffer size */ +#define CONFIG_SYS_MAXARGS		64
> > > +#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
> > > +
> > > +#endif
> > > diff --git a/include/configs/s900.h b/include/configs/s900.h
> > > new file mode 100644
> > > index 0000000..394925b
> > > --- /dev/null
> > > +++ b/include/configs/s900.h
> > > @@ -0,0 +1,18 @@
> > > +/* SPDX-License-Identifier: GPL-2.0+ */
> > > +/*
> > > + * Board configuration file for Bubblegum-96 based on S900 SoC.
> > > + *  
> > 
> > "s900.h" is not a board configuration file.
> > 
> > PS: I cannot verify this patchset on Bubblegum96 till Linaro Connect.
> > But, I'll fix if any regression happens.
> > 
> > Thanks,
> > Mani
> > 
> > > + * Copyright (C) 2015 Actions Semi Co., Ltd.
> > > + * Copyright (C) 2018 Manivannan Sadhasivam
> > > <manivannan.sadhasivam at linaro.org>
> > > + *
> > > + */
> > > +
> > > +#ifndef _CONFIG_S900_H_
> > > +#define _CONFIG_S900_H_
> > > +
> > > +/*
> > > + * Include common owl configuration where most the settings are
> > > + */
> > > +#include <configs/owl-common.h>
> > > +
> > > +#endif
> > > -- 
> > > 2.7.4
> > >   
> 


More information about the U-Boot mailing list