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Date: Tue, 10 Dec 2019 18:19:03 +0100
From: Paul Cercueil <paul@...pouillou.net>
To: 周琰杰 "(Zhou Yanjie)"
<zhouyanjie@...yeetech.com>
Cc: linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, robh+dt@...nel.org,
paul.burton@...s.com, paulburton@...nel.org, jhogan@...nel.org,
mripard@...nel.org, shawnguo@...nel.org, mark.rutland@....com,
alexandre.belloni@...tlin.com, ralf@...ux-mips.org,
heiko@...ech.de, icenowy@...c.io, ak@...ux.intel.com,
laurent.pinchart@...asonboard.com, krzk@...nel.org,
geert+renesas@...der.be, prasannatsmkumar@...il.com,
keescook@...omium.org, ebiederm@...ssion.com,
sernia.zhou@...mail.com, zhenwenjin@...il.com, 772753199@...com
Subject: Re: [PATCH v8 4/4] MIPS: Ingenic: Add YSH & ATIL CU Neo board
support.
Hi Zhou,
Le mar., déc. 10, 2019 at 20:02, 周琰杰 (Zhou Yanjie)
<zhouyanjie@...yeetech.com> a écrit :
> Add a device tree for the Ingenic X1000 based YSH & ATIL CU Neo board.
> Note that this is unselectable via Kconfig until the X1000 SoC is made
> selectable in a later commit.
I believe it is now selectable via Kconfig, right?
For the whole series:
Acked-by: Paul Cercueil <paul@...pouillou.net>
Cheers,
Paul
> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>
> ---
>
> Notes:
> v1->v2:
> Rebase on top of mips-next, use TCU for system timer and
> clocksource.
>
> v2->v3:
> No change.
>
> v3->v4:
> 1.Adjust "model" in "cu1000.dts" to match the description in
> "devices.yaml".
> 2.Adjust "bool" in "Kconfig" to avoid duplicate names with
> subsequent boards.
>
> v4->v5:
> 1.Rename "cu1000" to "cu1000-neo" to prevent conflicts with
> subsequent boards
> such as "cu1000-geo", and so on.
> 2.Remove "CONFIG_HZ=100" and "mem=32M@0x0" from defconfg.
> 3.Modify incorrect comments in DT.
>
> v5->v6:
> 1.Use "stdout-path = "serial2:115200n8"" instead "stdout-path =
> &uart2" in DT.
> 2.Remove "console=ttyS2,115200n8" and "CONFIG_CMDLINE_OVERRIDE=y"
> from defconfg.
>
> v6->v7:
> Change my Signed-off-by from "Zhou Yanjie <zhouyanjie@...o.com>"
> to "周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>" because
> the old mailbox is in an unstable state.
>
> v7->v8:
> Merge [6/6] in v7 to this patch.
>
> arch/mips/boot/dts/ingenic/Makefile | 1 +
> arch/mips/boot/dts/ingenic/cu1000-neo.dts | 99
> ++++++++++++++++++++++++++
> arch/mips/configs/cu1000-neo_defconfig | 111
> ++++++++++++++++++++++++++++++
> arch/mips/jz4740/Kconfig | 4 ++
> 4 files changed, 215 insertions(+)
> create mode 100644 arch/mips/boot/dts/ingenic/cu1000-neo.dts
> create mode 100644 arch/mips/configs/cu1000-neo_defconfig
>
> diff --git a/arch/mips/boot/dts/ingenic/Makefile
> b/arch/mips/boot/dts/ingenic/Makefile
> index 9cc4844..e165429 100644
> --- a/arch/mips/boot/dts/ingenic/Makefile
> +++ b/arch/mips/boot/dts/ingenic/Makefile
> @@ -2,5 +2,6 @@
> dtb-$(CONFIG_JZ4740_QI_LB60) += qi_lb60.dtb
> dtb-$(CONFIG_JZ4770_GCW0) += gcw0.dtb
> dtb-$(CONFIG_JZ4780_CI20) += ci20.dtb
> +dtb-$(CONFIG_X1000_CU1000_NEO) += cu1000-neo.dtb
>
> obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .o, $(dtb-y))
> diff --git a/arch/mips/boot/dts/ingenic/cu1000-neo.dts
> b/arch/mips/boot/dts/ingenic/cu1000-neo.dts
> new file mode 100644
> index 00000000..b0733da
> --- /dev/null
> +++ b/arch/mips/boot/dts/ingenic/cu1000-neo.dts
> @@ -0,0 +1,99 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/dts-v1/;
> +
> +#include "x1000.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/clock/ingenic,tcu.h>
> +
> +/ {
> + compatible = "yna,cu1000-neo", "ingenic,x1000";
> + model = "YSH & ATIL General Board CU Neo";
> +
> + aliases {
> + serial2 = &uart2;
> + };
> +
> + chosen {
> + stdout-path = "serial2:115200n8";
> + };
> +
> + memory {
> + device_type = "memory";
> + reg = <0x0 0x04000000>;
> + };
> +};
> +
> +&exclk {
> + clock-frequency = <24000000>;
> +};
> +
> +&tcu {
> + /* 1500 kHz for the system timer and clocksource */
> + assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER2>;
> + assigned-clock-rates = <1500000>, <1500000>;
> +
> + /* Use channel #0 for the system timer channel #2 for the
> clocksource */
> + ingenic,pwm-channels-mask = <0xfa>;
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pins_uart2>;
> +
> + status = "okay";
> +};
> +
> +&mac {
> + phy-mode = "rmii";
> + phy-handle = <&lan8720a>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pins_mac>;
> +
> + snps,reset-gpio = <&gpc 23 GPIO_ACTIVE_LOW>; /* PC23 */
> + snps,reset-active-low;
> + snps,reset-delays-us = <0 10000 30000>;
> +
> + status = "okay";
> +};
> +
> +&mdio {
> + status = "okay";
> +
> + lan8720a: ethernet-phy@0 {
> + compatible = "ethernet-phy-id0007.c0f0",
> "ethernet-phy-ieee802.3-c22";
> + reg = <0>;
> + };
> +};
> +
> +&msc0 {
> + bus-width = <8>;
> + max-frequency = <50000000>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&pins_msc0>;
> +
> + non-removable;
> +
> + status = "okay";
> +};
> +
> +&pinctrl {
> + pins_uart2: uart2 {
> + function = "uart2";
> + groups = "uart2-data-d";
> + bias-disable;
> + };
> +
> + pins_mac: mac {
> + function = "mac";
> + groups = "mac";
> + bias-disable;
> + };
> +
> + pins_msc0: msc0 {
> + function = "mmc0";
> + groups = "mmc0-1bit", "mmc0-4bit", "mmc0-8bit";
> + bias-disable;
> + };
> +};
> diff --git a/arch/mips/configs/cu1000-neo_defconfig
> b/arch/mips/configs/cu1000-neo_defconfig
> new file mode 100644
> index 00000000..9f988ed
> --- /dev/null
> +++ b/arch/mips/configs/cu1000-neo_defconfig
> @@ -0,0 +1,111 @@
> +CONFIG_LOCALVERSION_AUTO=y
> +CONFIG_KERNEL_GZIP=y
> +CONFIG_SYSVIPC=y
> +CONFIG_NO_HZ_IDLE=y
> +CONFIG_HIGH_RES_TIMERS=y
> +CONFIG_PREEMPT=y
> +CONFIG_IKCONFIG=y
> +CONFIG_IKCONFIG_PROC=y
> +CONFIG_LOG_BUF_SHIFT=14
> +CONFIG_CGROUPS=y
> +CONFIG_MEMCG=y
> +CONFIG_MEMCG_KMEM=y
> +CONFIG_CGROUP_SCHED=y
> +CONFIG_CGROUP_FREEZER=y
> +CONFIG_CGROUP_DEVICE=y
> +CONFIG_CGROUP_CPUACCT=y
> +CONFIG_NAMESPACES=y
> +CONFIG_USER_NS=y
> +CONFIG_CC_OPTIMIZE_FOR_SIZE=y
> +CONFIG_SYSCTL_SYSCALL=y
> +CONFIG_KALLSYMS_ALL=y
> +CONFIG_EMBEDDED=y
> +# CONFIG_VM_EVENT_COUNTERS is not set
> +# CONFIG_COMPAT_BRK is not set
> +CONFIG_SLAB=y
> +CONFIG_MACH_INGENIC=y
> +CONFIG_X1000_CU1000_NEO=y
> +CONFIG_HIGHMEM=y
> +CONFIG_HZ_100=y
> +# CONFIG_SECCOMP is not set
> +# CONFIG_SUSPEND is not set
> +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
> +# CONFIG_COMPACTION is not set
> +CONFIG_CMA=y
> +CONFIG_CMA_AREAS=7
> +CONFIG_NET=y
> +CONFIG_UNIX=y
> +CONFIG_INET=y
> +CONFIG_UEVENT_HELPER=y
> +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
> +CONFIG_DEVTMPFS=y
> +# CONFIG_FW_LOADER is not set
> +# CONFIG_ALLOW_DEV_COREDUMP is not set
> +CONFIG_NETDEVICES=y
> +CONFIG_STMMAC_ETH=y
> +CONFIG_SMSC_PHY=y
> +# CONFIG_INPUT_MOUSEDEV is not set
> +# CONFIG_INPUT_KEYBOARD is not set
> +# CONFIG_INPUT_MOUSE is not set
> +# CONFIG_SERIO is not set
> +CONFIG_VT_HW_CONSOLE_BINDING=y
> +CONFIG_LEGACY_PTY_COUNT=2
> +CONFIG_SERIAL_EARLYCON=y
> +CONFIG_SERIAL_8250=y
> +CONFIG_SERIAL_8250_CONSOLE=y
> +CONFIG_SERIAL_8250_NR_UARTS=3
> +CONFIG_SERIAL_8250_RUNTIME_UARTS=3
> +CONFIG_SERIAL_8250_INGENIC=y
> +CONFIG_SERIAL_OF_PLATFORM=y
> +# CONFIG_HW_RANDOM is not set
> +CONFIG_GPIO_SYSFS=y
> +CONFIG_WATCHDOG=y
> +CONFIG_JZ4740_WDT=y
> +# CONFIG_HWMON is not set
> +# CONFIG_LCD_CLASS_DEVICE is not set
> +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set
> +# CONFIG_VGA_CONSOLE is not set
> +# CONFIG_HID is not set
> +# CONFIG_USB_SUPPORT is not set
> +CONFIG_MMC=y
> +CONFIG_MMC_JZ4740=y
> +CONFIG_RTC_CLASS=y
> +CONFIG_RTC_DRV_JZ4740=y
> +CONFIG_DMADEVICES=y
> +CONFIG_DMA_JZ4780=y
> +# CONFIG_IOMMU_SUPPORT is not set
> +CONFIG_NVMEM=y
> +CONFIG_NVMEM_SYSFS=y
> +CONFIG_EXT4_FS=y
> +# CONFIG_DNOTIFY is not set
> +CONFIG_AUTOFS_FS=y
> +CONFIG_PROC_KCORE=y
> +# CONFIG_PROC_PAGE_MONITOR is not set
> +CONFIG_TMPFS=y
> +CONFIG_CONFIGFS_FS=y
> +CONFIG_NLS=y
> +CONFIG_NLS_CODEPAGE_936=y
> +CONFIG_NLS_CODEPAGE_950=y
> +CONFIG_NLS_ASCII=y
> +CONFIG_NLS_ISO8859_1=y
> +CONFIG_NLS_UTF8=y
> +CONFIG_CRYPTO_ECHAINIV=y
> +CONFIG_CRYPTO_AES=y
> +CONFIG_CRYPTO_DEFLATE=y
> +CONFIG_CRYPTO_LZO=y
> +CONFIG_PRINTK_TIME=y
> +CONFIG_CONSOLE_LOGLEVEL_DEFAULT=15
> +CONFIG_CONSOLE_LOGLEVEL_QUIET=15
> +CONFIG_MESSAGE_LOGLEVEL_DEFAULT=7
> +CONFIG_DEBUG_INFO=y
> +CONFIG_STRIP_ASM_SYMS=y
> +CONFIG_DEBUG_FS=y
> +CONFIG_MAGIC_SYSRQ=y
> +CONFIG_PANIC_ON_OOPS=y
> +CONFIG_PANIC_TIMEOUT=10
> +# CONFIG_SCHED_DEBUG is not set
> +# CONFIG_DEBUG_PREEMPT is not set
> +CONFIG_STACKTRACE=y
> +# CONFIG_FTRACE is not set
> +CONFIG_CMDLINE_BOOL=y
> +CONFIG_CMDLINE="earlycon clk_ignore_unused"
> diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
> index 6b96844..412d2fa 100644
> --- a/arch/mips/jz4740/Kconfig
> +++ b/arch/mips/jz4740/Kconfig
> @@ -16,6 +16,10 @@ config JZ4780_CI20
> bool "MIPS Creator CI20"
> select MACH_JZ4780
>
> +config X1000_CU1000_NEO
> + bool "YSH & ATIL CU1000 Module with Neo backplane"
> + select MACH_X1000
> +
> endchoice
>
> config MACH_JZ4740
> --
> 2.7.4
>
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