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ARM: Add phyCORE-RK3288 SOM support 

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@phytec.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Wadim Egorov 2016-08-30 14:25:47 +02:00 committed by Sascha Hauer
parent 62c8ce6c42
commit c13c4e4332
12 changed files with 259 additions and 0 deletions
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1
arch/arm/boards/Makefile
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@ -96,6 +96,7 @@ 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/

3
arch/arm/boards/phytec-som-rk3288/Makefile Normal file
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@ -0,0 +1,3 @@
obj-y += board.o
lwl-y += lowlevel.o
bbenv-y += defaultenv-physom-rk3288

31
arch/arm/boards/phytec-som-rk3288/board.c Normal file
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@ -0,0 +1,31 @@
/*
* Copyright (C) 2016 PHYTEC Messtechnik GmbH,
* Author: Wadim Egorov <w.egorov@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);

6
arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/emmc Normal file
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@ -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"

6
arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/boot/mmc Normal file
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@ -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/mmcblk1p2 rw rootwait"

7
arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/init/automount-mmc Normal file
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@ -0,0 +1,7 @@
#!/bin/sh
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'

1
arch/arm/boards/phytec-som-rk3288/defaultenv-physom-rk3288/nv/boot.default Normal file
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@ -0,0 +1 @@
emmc mmc

44
arch/arm/boards/phytec-som-rk3288/lowlevel.c Normal file
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@ -0,0 +1,44 @@
/*
* Copyright (C) 2016 PHYTEC Messtechnik GmbH,
* Author: Wadim Egorov <w.egorov@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);
INIT_LL();
}
fdt = __dtb_rk3288_phycore_som_start - get_runtime_offset();
barebox_arm_entry(0x0, SZ_1G, fdt);
}

1
arch/arm/dts/Makefile
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@ -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

148
arch/arm/dts/rk3288-phycore-som.dts Normal file
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@ -0,0 +1,148 @@
/*
* Copyright (C) 2016 PHYTEC Messtechnik GmbH,
* Author: Wadim Egorov <w.egorov@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@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@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@8000 {
label = "spl";
reg = <0x8000 0x8000>;
};
partition@20000 {
label = "barebox";
reg = <0x20000 0x80000>;
};
partition@a0000 {
label = "barebox-environment";
reg = <0xa0000 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@8000 {
label = "spl";
reg = <0x8000 0x8000>;
};
partition@20000 {
label = "barebox";
reg = <0x20000 0x80000>;
};
partition@a0000 {
label = "barebox-environment";
reg = <0xa0000 0x20000>;
};
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_xfer>, <&uart0_cts>, <&uart0_rts>;
reg-shift = <2>;
status = "okay";
};
&uart2 {
status = "okay";
};

7
arch/arm/mach-rockchip/Kconfig
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@ -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

4
images/Makefile.rockchip
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@ -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