[PATCH 6/8] ARM: Add phyCORE-RK3288 SOM support
Wadim Egorov
w.egorov at phytec.de
Wed Jul 20 07:17:43 PDT 2016
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);
+ 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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