[PATCH 6/8] ARM: Add phyCORE-RK3288 SOM support
Andrey Smirnov
andrew.smirnov at gmail.com
Wed Jul 20 10:57:01 PDT 2016
On Wed, Jul 20, 2016 at 7:17 AM, Wadim Egorov <w.egorov at phytec.de> wrote:
> The phyCORE-RK3288 aka PCM-059 is a SoM (System on Module)
> containing a RK3288 SoC. The module can be connected to different
> carrier boards.
>
> Signed-off-by: Wadim Egorov <w.egorov at phytec.de>
> ---
> arch/arm/boards/Makefile | 1 +
> arch/arm/boards/phytec-som-rk3288/Makefile | 3 +
> arch/arm/boards/phytec-som-rk3288/board.c | 31 +++++
> .../defaultenv-physom-rk3288/boot/emmc | 6 +
> .../defaultenv-physom-rk3288/boot/mmc | 6 +
> .../defaultenv-physom-rk3288/init/automount | 12 ++
> .../defaultenv-physom-rk3288/init/bootsource | 3 +
> arch/arm/boards/phytec-som-rk3288/lowlevel.c | 44 ++++++
> arch/arm/dts/Makefile | 1 +
> arch/arm/dts/rk3288-phycore-som.dts | 148 +++++++++++++++++++++
> arch/arm/mach-rockchip/Kconfig | 7 +
> images/Makefile.rockchip | 4 +
> 12 files changed, 266 insertions(+)
> create mode 100644 arch/arm/boards/phytec-som-rk3288/Makefile
> create mode 100644 arch/arm/boards/phytec-som-rk3288/board.c
> create mode 100644 arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/emmc
> create mode 100644 arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/mmc
> create mode 100644 arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/automount
> create mode 100644 arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/bootsource
> create mode 100644 arch/arm/boards/phytec-som-rk3288/lowlevel.c
> create mode 100644 arch/arm/dts/rk3288-phycore-som.dts
>
> diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile
> index 9241b66..24ce130 100644
> --- a/arch/arm/boards/Makefile
> +++ b/arch/arm/boards/Makefile
> @@ -95,6 +95,7 @@ obj-$(CONFIG_MACH_PM9G45) += pm9g45/
> obj-$(CONFIG_MACH_QIL_A9260) += qil-a926x/
> obj-$(CONFIG_MACH_QIL_A9G20) += qil-a926x/
> obj-$(CONFIG_MACH_RADXA_ROCK) += radxa-rock/
> +obj-$(CONFIG_MACH_PHYTEC_SOM_RK3288) += phytec-som-rk3288/
> obj-$(CONFIG_MACH_REALQ7) += datamodul-edm-qmx6/
> obj-$(CONFIG_MACH_RPI_COMMON) += raspberry-pi/
> obj-$(CONFIG_MACH_SABRELITE) += freescale-mx6-sabrelite/
> diff --git a/arch/arm/boards/phytec-som-rk3288/Makefile b/arch/arm/boards/phytec-som-rk3288/Makefile
> new file mode 100644
> index 0000000..6f34c9a
> --- /dev/null
> +++ b/arch/arm/boards/phytec-som-rk3288/Makefile
> @@ -0,0 +1,3 @@
> +obj-y += board.o
> +lwl-y += lowlevel.o
> +bbenv-y += defaultenv-physom-rk3288
> diff --git a/arch/arm/boards/phytec-som-rk3288/board.c b/arch/arm/boards/phytec-som-rk3288/board.c
> new file mode 100644
> index 0000000..8ea6c6c
> --- /dev/null
> +++ b/arch/arm/boards/phytec-som-rk3288/board.c
> @@ -0,0 +1,31 @@
> +/*
> + * Copyright (C) 2016 PHYTEC Messtechnik GmbH,
> + * Author: Wadim Egorov <w.egorov at phytec.de>
> + *
> + * Device initialization for the phyCORE-RK3288 SoM
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License
> + * version 2 as published by the Free Software Foundation.
> + *
> + * 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.
> + */
> +
> +#include <common.h>
> +#include <init.h>
> +#include <envfs.h>
> +
> +static int physom_devices_init(void)
> +{
> + if (!of_machine_is_compatible("phytec,rk3288-phycore-som"))
> + return 0;
> +
> + barebox_set_hostname("pcm059");
> + defaultenv_append_directory(defaultenv_physom_rk3288);
> +
> + return 0;
> +}
> +device_initcall(physom_devices_init);
> diff --git a/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/emmc b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/emmc
> new file mode 100644
> index 0000000..731b07f
> --- /dev/null
> +++ b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/emmc
> @@ -0,0 +1,6 @@
> +#!/bin/sh
> +
> +global.bootm.image=/mnt/emmc/linuximage
> +global.bootm.oftree=/mnt/emmc/oftree
> +
> +global.linux.bootargs.dyn.root="root=/dev/mmcblk0p2 rw rootwait"
> diff --git a/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/mmc b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/mmc
> new file mode 100644
> index 0000000..1b743c5
> --- /dev/null
> +++ b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/mmc
> @@ -0,0 +1,6 @@
> +#!/bin/sh
> +
> +global.bootm.image=/mnt/sdmmc/linuximage
> +global.bootm.oftree=/mnt/sdmmc/oftree
> +
> +global.linux.bootargs.dyn.root="root=/dev/mmcblk0p2 rw rootwait"
> diff --git a/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/automount b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/automount
> new file mode 100644
> index 0000000..2f9d78a
> --- /dev/null
> +++ b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/automount
> @@ -0,0 +1,12 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + init-menu-add-entry "$0" "Automountpoints"
> + exit
> +fi
> +
> +mkdir -p /mnt/emmc
> +automount -d /mnt/emmc 'mshc0.probe=1 && [ -e /dev/mshc0.0 ] && mount /dev/mshc0.0 /mnt/emmc'
> +
> +mkdir -p /mnt/sdmmc
> +automount -d /mnt/sdmmc 'mshc1.probe=1 && [ -e /dev/mshc1.0 ] && mount /dev/mshc1.0 /mnt/sdmmc'
> diff --git a/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/bootsource b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/bootsource
> new file mode 100644
> index 0000000..36d34e3
> --- /dev/null
> +++ b/arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/bootsource
> @@ -0,0 +1,3 @@
> +#!/bin/sh
> +
> +global.boot.default="emmc mmc"
> diff --git a/arch/arm/boards/phytec-som-rk3288/lowlevel.c b/arch/arm/boards/phytec-som-rk3288/lowlevel.c
> new file mode 100644
> index 0000000..7804a55
> --- /dev/null
> +++ b/arch/arm/boards/phytec-som-rk3288/lowlevel.c
> @@ -0,0 +1,44 @@
> +/*
> + * Copyright (C) 2016 PHYTEC Messtechnik GmbH,
> + * Author: Wadim Egorov <w.egorov at phytec.de>
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License
> + * version 2 as published by the Free Software Foundation.
> + *
> + * 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.
> + */
> +
> +#include <common.h>
> +#include <linux/sizes.h>
> +#include <asm/barebox-arm-head.h>
> +#include <asm/barebox-arm.h>
> +#include <mach/rk3288-regs.h>
> +#include <mach/grf_rk3288.h>
> +#include <mach/hardware.h>
> +#include <debug_ll.h>
> +
> +extern char __dtb_rk3288_phycore_som_start[];
> +
> +ENTRY_FUNCTION(start_rk3288_phycore_som, r0, r1, r2)
> +{
> + void *fdt;
> + arm_cpu_lowlevel_init();
> +
> + if (IS_ENABLED(CONFIG_DEBUG_LL)) {
> + struct rk3288_grf * const grf = (void *)RK3288_GRF_BASE;
> + rk_clrsetreg(&grf->gpio4c_iomux,
> + GPIO4C1_MASK << GPIO4C1_SHIFT |
> + GPIO4C0_MASK << GPIO4C0_SHIFT,
> + GPIO4C1_UART0BT_SOUT << GPIO4C1_SHIFT |
> + GPIO4C0_UART0BT_SIN << GPIO4C0_SHIFT);
Would it be possible to replace rk_clrsetreg() with clrsetbits() ?
> + INIT_LL();
> + }
> +
> + fdt = __dtb_rk3288_phycore_som_start - get_runtime_offset();
> +
> + barebox_arm_entry(0x0, SZ_1G, fdt);
> +}
> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
> index 813e098..77c9ff3 100644
> --- a/arch/arm/dts/Makefile
> +++ b/arch/arm/dts/Makefile
> @@ -54,6 +54,7 @@ pbl-dtb-$(CONFIG_MACH_PHYTEC_SOM_IMX6) += imx6q-phytec-pbaa03.dtb.o \
> pbl-dtb-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_AX3) += armada-xp-openblocks-ax3-4-bb.dtb.o
> pbl-dtb-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_A6) += kirkwood-openblocks_a6-bb.dtb.o
> pbl-dtb-$(CONFIG_MACH_RADXA_ROCK) += rk3188-radxarock.dtb.o
> +pbl-dtb-$(CONFIG_MACH_PHYTEC_SOM_RK3288) += rk3288-phycore-som.dtb.o
> pbl-dtb-$(CONFIG_MACH_REALQ7) += imx6q-dmo-edmqmx6.dtb.o
> pbl-dtb-$(CONFIG_MACH_SABRELITE) += imx6q-sabrelite.dtb.o imx6dl-sabrelite.dtb.o
> pbl-dtb-$(CONFIG_MACH_SABRESD) += imx6q-sabresd.dtb.o
> diff --git a/arch/arm/dts/rk3288-phycore-som.dts b/arch/arm/dts/rk3288-phycore-som.dts
> new file mode 100644
> index 0000000..05ddd9c
> --- /dev/null
> +++ b/arch/arm/dts/rk3288-phycore-som.dts
> @@ -0,0 +1,148 @@
> +/*
> + * Copyright (C) 2016 PHYTEC Messtechnik GmbH,
> + * Author: Wadim Egorov <w.egorov at phytec.de>
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU General Public License
> + * version 2 as published by the Free Software Foundation.
> + *
> + * 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.
> + */
> +
> +/dts-v1/;
> +
> +#include <arm/rk3288.dtsi>
> +
> +/ {
> + model = "phycore-rk3288";
> + compatible = "phytec,rk3288-phycore-som", "rockchip,rk3288";
> +
> + memory {
> + reg = <0 0x40000000>;
> + };
> +
> + vcc33: fixedregulator at 0 {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc33";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + startup-delay-us = <100000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + vcc18: fixedregulator at 1 {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc18";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + chosen {
> + stdout-path = &uart0;
> +
> + environment-emmc {
> + compatible = "barebox,environment";
> + device-path = &emmc, "partname:barebox-environment";
> + status = "disabled";
> + };
> +
> + environment-sdmmc {
> + compatible = "barebox,environment";
> + device-path = &sdmmc, "partname:barebox-environment";
> + status = "disabled";
> + };
> + };
> +};
> +
> +&pinctrl {
> + sdmmc {
> + sdmmc_pwr: sdmmc-pwr {
> + rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +};
> +
> +&i2c0 {
> + clock-frequency = <400000>;
> + status = "okay";
> +};
> +
> +&emmc {
> + broken-cd;
> + bus-width = <8>;
> + cap-mmc-highspeed;
> + disable-wp;
> + non-removable;
> + num-slots = <1>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_pwr>, <&emmc_bus8>;
> + vmmc-supply = <&vcc33>;
> + vqmmc-supply = <&vcc18>;
> + status = "okay";
> +
> + #size-cells = <1>;
> + #address-cells = <1>;
> +
> + partition at 8000 {
> + label = "spl";
> + reg = <0x8000 0x8000>;
> + };
> +
> + partition at 20000 {
> + label = "barebox";
> + reg = <0x20000 0xe0000>;
> + };
> +
> + partition at e0000 {
> + label = "barebox-environment";
> + reg = <0xe0000 0x20000>;
> + };
> +};
> +
> +&sdmmc {
> + bus-width = <4>;
> + cap-mmc-highspeed;
> + cap-sd-highspeed;
> + card-detect-delay = <200>;
> + disable-wp;
> + num-slots = <1>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>;
> + vmmc-supply = <&vcc33>;
> + status = "okay";
> +
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + partition at 8000 {
> + label = "spl";
> + reg = <0x8000 0x8000>;
> + };
> +
> + partition at 20000 {
> + label = "barebox";
> + reg = <0x20000 0xe0000>;
> + };
> +
> + partition at e0000 {
> + label = "barebox-environment";
> + reg = <0xe0000 0x20000>;
> + };
> +};
> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart0_xfer>, <&uart0_cts>, <&uart0_rts>;
> + reg-shift = <2>;
> + status = "okay";
> +};
> +
> +&uart2 {
> + status = "okay";
> +};
> diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig
> index fa0e8fc..6f02643 100644
> --- a/arch/arm/mach-rockchip/Kconfig
> +++ b/arch/arm/mach-rockchip/Kconfig
> @@ -30,4 +30,11 @@ config MACH_RADXA_ROCK
> select MFD_ACT8846
> bool "Radxa rock board"
>
> +config MACH_PHYTEC_SOM_RK3288
> + depends on ARCH_RK3288
> + select I2C
> + bool "RK3288 phyCORE SOM"
> + help
> + Say Y here if you are using a RK3288 based Phytecs SOM
> +
> endmenu
> diff --git a/images/Makefile.rockchip b/images/Makefile.rockchip
> index 9715b92..3f1ee57 100644
> --- a/images/Makefile.rockchip
> +++ b/images/Makefile.rockchip
> @@ -5,3 +5,7 @@
> pblx-$(CONFIG_MACH_RADXA_ROCK) += start_radxa_rock
> FILE_barebox-radxa-rock.img = start_radxa_rock.pblx
> image-$(CONFIG_MACH_RADXA_ROCK) += barebox-radxa-rock.img
> +
> +pblx-$(CONFIG_MACH_PHYTEC_SOM_RK3288) += start_rk3288_phycore_som
> +FILE_barebox-rk3288-phycore-som.img = start_rk3288_phycore_som.pblx
> +image-$(CONFIG_MACH_PHYTEC_SOM_RK3288) += barebox-rk3288-phycore-som.img
> --
> 1.9.1
>
>
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