Am Montag, den 18.06.2018, 22:43 -0700 schrieb Andrey Smirnov:
> ZII RDU1 is a i.MX51 based, Babbade board derivative supported by
> upstream kernel. This commit adds support for it to Barebox.
>
> > Signed-off-by: Nikita Yushchenko <nikita.yoush@xxxxxxxxxxxxxxxxxx>
> > Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
> ---
> arch/arm/boards/Makefile | 1 +
> arch/arm/boards/zii-imx51-rdu1/Makefile | 2 +
> arch/arm/boards/zii-imx51-rdu1/board.c | 38 ++++++++++++
> .../flash-header-imx51-zii-rdu1.imxcfg | 60 +++++++++++++++++++
> arch/arm/boards/zii-imx51-rdu1/lowlevel.c | 46 ++++++++++++++
> arch/arm/configs/imx_v7_defconfig | 1 +
> arch/arm/dts/Makefile | 1 +
> arch/arm/dts/imx51-zii-rdu1.dts | 46 ++++++++++++++
> arch/arm/mach-imx/Kconfig | 5 ++
> images/Makefile.imx | 5 ++
> 10 files changed, 205 insertions(+)
> create mode 100644 arch/arm/boards/zii-imx51-rdu1/Makefile
> create mode 100644 arch/arm/boards/zii-imx51-rdu1/board.c
> create mode 100644 arch/arm/boards/zii-imx51-rdu1/flash-header-imx51-zii-rdu1.imxcfg
> create mode 100644 arch/arm/boards/zii-imx51-rdu1/lowlevel.c
> create mode 100644 arch/arm/dts/imx51-zii-rdu1.dts
>
> diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile
> index f1dc4c685..e5d217f52 100644
> --- a/arch/arm/boards/Makefile
> +++ b/arch/arm/boards/Makefile
> > @@ -150,5 +150,6 @@ obj-$(CONFIG_MACH_VSCOM_BALTOS) += vscom-baltos/
> > obj-$(CONFIG_MACH_QEMU_VIRT64) += qemu-virt64/
> > obj-$(CONFIG_MACH_WARP7) += element14-warp7/
> > obj-$(CONFIG_MACH_VF610_TWR) += freescale-vf610-twr/
> > +obj-$(CONFIG_MACH_ZII_RDU1) += zii-imx51-rdu1/
> > obj-$(CONFIG_MACH_ZII_RDU2) += zii-imx6q-rdu2/
> > obj-$(CONFIG_MACH_ZII_VF610_DEV) += zii-vf610-dev/
> diff --git a/arch/arm/boards/zii-imx51-rdu1/Makefile b/arch/arm/boards/zii-imx51-rdu1/Makefile
> new file mode 100644
> index 000000000..01c7a259e
> --- /dev/null
> +++ b/arch/arm/boards/zii-imx51-rdu1/Makefile
> @@ -0,0 +1,2 @@
> +obj-y += board.o
> +lwl-y += lowlevel.o
> diff --git a/arch/arm/boards/zii-imx51-rdu1/board.c b/arch/arm/boards/zii-imx51-rdu1/board.c
> new file mode 100644
> index 000000000..5e8f96ebd
> --- /dev/null
> +++ b/arch/arm/boards/zii-imx51-rdu1/board.c
> @@ -0,0 +1,38 @@
> +/*
> + * Copyright (C) 2015 Nikita Yushchenko, CogentEmbedded, Inc
> + * Copyright (C) 2015 Andrey Gusakov, CogentEmbedded, Inc
> + * Copyright (C) 2007 Sascha Hauer, Pengutronix
> + *
> + * 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.
> + *
> + *
> + */
> +
> +#define pr_fmt(fmt) "zii-rdu1: " fmt
> +
> +#include <common.h>
> +#include <init.h>
> +#include <mach/bbu.h>
> +
> +static int zii_rdu1_init(void)
> +{
> > + if (!of_machine_is_compatible("zii,imx51-rdu1"))
> > + return 0;
> +
> > + barebox_set_hostname("rdu1");
> +
> > + imx51_bbu_internal_mmc_register_handler("mmc", "/dev/mmc0", 0);
> > + imx51_bbu_internal_spi_i2c_register_handler("spi",
> > + "/dev/dataflash0.barebox",
> + BBU_HANDLER_FLAG_DEFAULT);
Did you test that this works? The Barebox partition has an offset and
according the RM the BootROM looks at a specific location for the image
header, so I think the Barebox image needs to be truncated for this to
work.
Regards,
Lucas
> + return 0;
> +}
> +coredevice_initcall(zii_rdu1_init);
> \ No newline at end of file
Please add the newline.
> diff --git a/arch/arm/boards/zii-imx51-rdu1/flash-header-imx51-zii-rdu1.imxcfg b/arch/arm/boards/zii-imx51-rdu1/flash-header-imx51-zii-rdu1.imxcfg
> new file mode 100644
> index 000000000..76f4c6b59
> --- /dev/null
> +++ b/arch/arm/boards/zii-imx51-rdu1/flash-header-imx51-zii-rdu1.imxcfg
> @@ -0,0 +1,60 @@
> +soc imx51
> +loadaddr 0x90000000
> +dcdofs 0x400
> +
> +wm 32 0x73fa88a0 0x00000200
> +wm 32 0x73fa850c 0x000020c5
> +wm 32 0x73fa8510 0x000020c5
> +wm 32 0x73fa883c 0x00000002
> +wm 32 0x73fa8848 0x00000002
> +wm 32 0x73fa84b8 0x000000e7
> +wm 32 0x73fa84bc 0x00000045
> +wm 32 0x73fa84c0 0x00000045
> +wm 32 0x73fa84c4 0x00000045
> +wm 32 0x73fa84c8 0x00000045
> +wm 32 0x73fa8820 0x00000000
> +wm 32 0x73fa84a4 0x00000003
> +wm 32 0x73fa84a8 0x00000003
> +wm 32 0x73fa84ac 0x000000e3
> +wm 32 0x73fa84b0 0x000000e3
> +wm 32 0x73fa84b4 0x000000e3
> +wm 32 0x73fa84cc 0x000000e3
> +wm 32 0x73fa84d0 0x000000e2
> +wm 32 0x73fa882c 0x00000004
> +wm 32 0x73fa88a4 0x00000004
> +wm 32 0x73fa88ac 0x00000004
> +wm 32 0x73fa88b8 0x00000004
> +wm 32 0x83fd9000 0x82a20000
> +wm 32 0x83fd9008 0x82a20000
> +wm 32 0x83fd9010 0x000ad0d0
> +wm 32 0x83fd9004 0x3f3584ab
> +wm 32 0x83fd900c 0x3f3584ab
> +wm 32 0x83fd9014 0x04008008
> +wm 32 0x83fd9014 0x0000801a
> +wm 32 0x83fd9014 0x0000801b
> +wm 32 0x83fd9014 0x00448019
> +wm 32 0x83fd9014 0x07328018
> +wm 32 0x83fd9014 0x04008008
> +wm 32 0x83fd9014 0x00008010
> +wm 32 0x83fd9014 0x00008010
> +wm 32 0x83fd9014 0x06328018
> +wm 32 0x83fd9014 0x03808019
> +wm 32 0x83fd9014 0x00408019
> +wm 32 0x83fd9014 0x00008000
> +wm 32 0x83fd9014 0x0400800c
> +wm 32 0x83fd9014 0x0000801e
> +wm 32 0x83fd9014 0x0000801f
> +wm 32 0x83fd9014 0x0000801d
> +wm 32 0x83fd9014 0x0732801c
> +wm 32 0x83fd9014 0x0400800c
> +wm 32 0x83fd9014 0x00008014
> +wm 32 0x83fd9014 0x00008014
> +wm 32 0x83fd9014 0x0632801c
> +wm 32 0x83fd9014 0x0380801d
> +wm 32 0x83fd9014 0x0040801d
> +wm 32 0x83fd9014 0x00008004
> +wm 32 0x83fd9000 0xb2a20000
> +wm 32 0x83fd9008 0xb2a20000
> +wm 32 0x83fd9010 0x000ad6d0
> +wm 32 0x83fd9034 0x90000000
> +wm 32 0x83fd9014 0x00000000
> diff --git a/arch/arm/boards/zii-imx51-rdu1/lowlevel.c b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c
> new file mode 100644
> index 000000000..c28ca8653
> --- /dev/null
> +++ b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c
> @@ -0,0 +1,46 @@
> +#include <debug_ll.h>
> +#include <mach/clock-imx51_53.h>
> +#include <mach/iomux-mx51.h>
> +#include <common.h>
> +#include <mach/esdctl.h>
> +#include <mach/generic.h>
> +#include <asm/barebox-arm-head.h>
> +#include <asm/barebox-arm.h>
> +
> +static inline void setup_uart(void)
> +{
> > + void __iomem *iomuxbase = IOMEM(MX51_IOMUXC_BASE_ADDR);
> > + void __iomem *ccmbase = IOMEM(MX51_CCM_BASE_ADDR);
> +
> > + /*
> > + * Restore CCM values that might be changed by the Mask ROM
> > + * code.
> > + *
> > + * Source: RealView debug scripts provided by Freescale
> > + */
> > + writel(MX5_CCM_CBCDR_RESET_VALUE, ccmbase + MX5_CCM_CBCDR);
> > + writel(MX5_CCM_CSCMR1_RESET_VALUE, ccmbase + MX5_CCM_CSCMR1);
> > + writel(MX5_CCM_CSCDR1_RESET_VALUE, ccmbase + MX5_CCM_CSCDR1);
> +
> > + imx_setup_pad(iomuxbase, MX51_PAD_UART1_TXD__UART1_TXD);
> +
> > + imx51_uart_setup_ll();
> +
> > + putc_ll('>');
> +}
> +
> +extern char __dtb_imx51_zii_rdu1_start[];
> +
> +ENTRY_FUNCTION(start_imx51_zii_rdu1, r0, r1, r2)
> +{
> > + void *fdt;
> +
> > + imx5_cpu_lowlevel_init();
> +
> > + if (IS_ENABLED(CONFIG_DEBUG_LL))
> > + setup_uart();
> +
> > + fdt = __dtb_imx51_zii_rdu1_start + get_runtime_offset();
> +
> > + imx51_barebox_entry(fdt);
> +}
> \ No newline at end of file
> diff --git a/arch/arm/configs/imx_v7_defconfig b/arch/arm/configs/imx_v7_defconfig
> index 8aef9d6ef..0fc3c9c50 100644
> --- a/arch/arm/configs/imx_v7_defconfig
> +++ b/arch/arm/configs/imx_v7_defconfig
> @@ -35,6 +35,7 @@ CONFIG_MACH_CM_FX6=y
> CONFIG_MACH_ADVANTECH_ROM_742X=y
> CONFIG_MACH_WARP7=y
> CONFIG_MACH_VF610_TWR=y
> +CONFIG_MACH_ZII_RDU1=y
> CONFIG_MACH_ZII_RDU2=y
> CONFIG_MACH_ZII_VF610_DEV=y
> CONFIG_MACH_PHYTEC_PHYCORE_IMX7=y
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index b69592e64..1c94193d1 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -102,6 +102,7 @@ pbl-dtb-$(CONFIG_MACH_VEXPRESS) += vexpress-v2p-ca15.dtb.o
> pbl-dtb-$(CONFIG_MACH_VSCOM_BALTOS) += am335x-baltos-minimal.dtb.o
> pbl-dtb-$(CONFIG_MACH_WARP7) += imx7s-warp.dtb.o
> pbl-dtb-$(CONFIG_MACH_VF610_TWR) += vf610-twr.dtb.o
> +pbl-dtb-$(CONFIG_MACH_ZII_RDU1) += imx51-zii-rdu1.dtb.o
> pbl-dtb-$(CONFIG_MACH_ZII_RDU2) += imx6q-zii-rdu2.dtb.o imx6qp-zii-rdu2.dtb.o
> pbl-dtb-$(CONFIG_MACH_ZII_VF610_DEV) += \
> > > vf610-zii-dev-rev-b.dtb.o \
> diff --git a/arch/arm/dts/imx51-zii-rdu1.dts b/arch/arm/dts/imx51-zii-rdu1.dts
> new file mode 100644
> index 000000000..e7b0bc743
> --- /dev/null
> +++ b/arch/arm/dts/imx51-zii-rdu1.dts
> @@ -0,0 +1,46 @@
> +/*
> + * Copyright 2018 CogentEmbedded, Inc.
> + * Copyright 2011 Freescale Semiconductor, Inc.
> + * Copyright 2011 Linaro Ltd.
> + *
> + * The code contained herein is licensed under the GNU General Public
> + * License. You may obtain a copy of the GNU General Public License
> + * Version 2 or later at the following locations:
> + *
> + * http://www.opensource.org/licenses/gpl-license.html
> + * http://www.gnu.org/copyleft/gpl.html
> + */
> +
> +#include <arm/imx51-zii-rdu1.dts>
> +
> +/ {
> > + compatible = "zii,imx51-rdu1", "fsl,imx51-babbage-power", "fsl,imx51";
> +
> > + chosen {
> > + stdout-path = &uart1;
> +
> > + environment-spi {
> > + compatible = "barebox,environment";
> > + device-path = &spinor, "partname:barebox-environment";
> > + };
> > + };
> +};
> +
> +&ecspi1 {
> > > + spinor: flash@1 {
> > + partition@0 {
> > + label = "config";
> > + reg = <0x0 0x400>;
> > + };
> +
> > + partition@400 {
> > + label = "barebox";
> > + reg = <0x400 0xdfc00>;
> > + };
> +
> > + partition@e0000 {
> > + label = "barebox-environment";
> > + reg = <0xe0000 0x20000>;
> > + };
> > + };
> +};
> \ No newline at end of file
> diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
> index 6a6710c39..83d32f30c 100644
> --- a/arch/arm/mach-imx/Kconfig
> +++ b/arch/arm/mach-imx/Kconfig
> @@ -423,6 +423,11 @@ config MACH_VF610_TWR
> > bool "Freescale VF610 Tower Board"
> > select ARCH_VF610
>
> +config MACH_ZII_RDU1
> > + bool "ZII i.MX51 RDU1"
> > + select ARCH_IMX51
> > + select MACH_FREESCALE_MX51_PDK_POWER
> +
> config MACH_ZII_RDU2
> > bool "ZII i.MX6Q(+) RDU2"
> > select ARCH_IMX6
> diff --git a/images/Makefile.imx b/images/Makefile.imx
> index 43505b1ff..e3f3b2c8c 100644
> --- a/images/Makefile.imx
> +++ b/images/Makefile.imx
> @@ -76,6 +76,11 @@ CFG_start_imx51_babbage_xload.pblx.imximg = $(board)/freescale-mx51-babbage/flas
> FILE_barebox-freescale-imx51-babbage-xload.img = start_imx51_babbage_xload.pblx.imximg
> imx-xload-$(CONFIG_MACH_FREESCALE_MX51_PDK) += barebox-freescale-imx51-babbage-xload.img
>
> +pblx-$(CONFIG_MACH_ZII_RDU1) += start_imx51_zii_rdu1
> +CFG_start_imx51_zii_rdu1.pblx.imximg = $(board)/zii-imx51-rdu1/flash-header-imx51-zii-rdu1.imxcfg
> +FILE_barebox-zii-imx51-rdu1.img = start_imx51_zii_rdu1.pblx.imximg
> +imx-barebox-$(CONFIG_MACH_ZII_RDU1) += barebox-zii-imx51-rdu1.img
> +
> ifdef CONFIG_ARCH_IMX_XLOAD
> image-y += $(imx-xload-y)
> else
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