[RESEND PATCH] arm: kirkwood: Dockstar : Add DM Ethernet

Stefan Roese sr at denx.de
Thu Feb 10 09:19:40 CET 2022


On 2/3/22 23:32, Tony Dinh wrote:
> The Dockstar board has the network chip Marvell 88E1116R. Convert to
> Ethernet driver model, and use uclass mvgbe and the compatible driver
> M88E1118R to bring up Ethernet.
> 
> - Add CONFIG_DM_ETH and associated configs.
> - Add board_eth_init() to use uclass mvgbe to bring up the network.
> And remove ad-hoc code.
> - Add CONFIG_PHY_MARVELL to properly configure the network.
> - Currently, CONFIG_RESET_PHY_R symbol is used in
> arch/arm/mach-kirkwood/include/mach/config.h for all Kirkwood
> boards with mv8831116 PHY, with each board defines the function
> reset_phy(). Undefine it for this board.
> - Miscellaneous changes: Move constants to .c file and remove
> header file board/Seagate/dockstar/dockstar.h, use
> CONFIG_SYS_THUMB_BUILD to keep u-boot image
> under 512K, add CONFIG_HUSH_PARSER, use BIT macro, and cleanup comments.
> 
> - Note: This patch is a RESEND for a previous patch:
> https://patchwork.ozlabs.org/project/uboot/patch/20210812051854.1340-2-mibodhi@gmail.com/
> 
> Signed-off-by: Tony Dinh <mibodhi at gmail.com>

Applied to u-boot-marvell/master

Thanks,
Stefan

> ---
> 
>   board/Seagate/dockstar/dockstar.c | 62 ++++++++++---------------------
>   board/Seagate/dockstar/dockstar.h | 27 --------------
>   configs/dockstar_defconfig        |  5 +++
>   include/configs/dockstar.h        | 20 +++-------
>   4 files changed, 30 insertions(+), 84 deletions(-)
>   delete mode 100644 board/Seagate/dockstar/dockstar.h
> 
> diff --git a/board/Seagate/dockstar/dockstar.c b/board/Seagate/dockstar/dockstar.c
> index fb69193158..d72e3ef24e 100644
> --- a/board/Seagate/dockstar/dockstar.c
> +++ b/board/Seagate/dockstar/dockstar.c
> @@ -1,5 +1,6 @@
>   // SPDX-License-Identifier: GPL-2.0+
>   /*
> + * Copyright (C) 2022 Tony Dinh <mibodhi at gmail.com>
>    * Copyright (C) 2010  Eric C. Cooper <ecc at cmu.edu>
>    *
>    * Based on sheevaplug.c originally written by
> @@ -11,18 +12,22 @@
>   #include <common.h>
>   #include <bootstage.h>
>   #include <init.h>
> -#include <miiphy.h>
> -#include <net.h>
> +#include <netdev.h>
>   #include <asm/arch/soc.h>
>   #include <asm/arch/mpp.h>
>   #include <asm/arch/cpu.h>
>   #include <asm/global_data.h>
>   #include <asm/io.h>
>   #include <asm/mach-types.h>
> -#include "dockstar.h"
> +#include <linux/bitops.h>
>   
>   DECLARE_GLOBAL_DATA_PTR;
>   
> +#define DOCKSTAR_OE_LOW		(~(0))
> +#define DOCKSTAR_OE_HIGH	(~(0))
> +#define DOCKSTAR_OE_VAL_LOW	BIT(29)	/* USB_PWEN low */
> +#define DOCKSTAR_OE_VAL_HIGH	BIT(17)	/* LED pin high */
> +
>   int board_early_init_f(void)
>   {
>   	/*
> @@ -92,6 +97,11 @@ int board_early_init_f(void)
>   	return 0;
>   }
>   
> +int board_eth_init(struct bd_info *bis)
> +{
> +	return cpu_eth_init(bis);
> +}
> +
>   int board_init(void)
>   {
>   	/*
> @@ -105,53 +115,21 @@ int board_init(void)
>   	return 0;
>   }
>   
> -#ifdef CONFIG_RESET_PHY_R
> -/* Configure and enable MV88E1116 PHY */
> -void reset_phy(void)
> -{
> -	u16 reg;
> -	u16 devadr;
> -	char *name = "egiga0";
> -
> -	if (miiphy_set_current_dev(name))
> -		return;
> -
> -	/* command to read PHY dev address */
> -	if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
> -		printf("Err..%s could not read PHY dev address\n",
> -			__FUNCTION__);
> -		return;
> -	}
> -
> -	/*
> -	 * Enable RGMII delay on Tx and Rx for CPU port
> -	 * Ref: sec 4.7.2 of chip datasheet
> -	 */
> -	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
> -	miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
> -	reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
> -	miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
> -	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
> -
> -	/* reset the phy */
> -	miiphy_reset(name, devadr);
> -
> -	printf("88E1116 Initialized on %s\n", name);
> -}
> -#endif /* CONFIG_RESET_PHY_R */
> -
>   #if CONFIG_IS_ENABLED(BOOTSTAGE)
> -#define GREEN_LED	(1 << 14)
> -#define ORANGE_LED	(1 << 15)
> +#define GREEN_LED	BIT(14)
> +#define ORANGE_LED	BIT(15)
>   #define BOTH_LEDS	(GREEN_LED | ORANGE_LED)
>   #define NEITHER_LED	0
>   
>   static void set_leds(u32 leds, u32 blinking)
>   {
>   	struct kwgpio_registers *r = (struct kwgpio_registers *)MVEBU_GPIO1_BASE;
> -	u32 oe = readl(&r->oe) | BOTH_LEDS;
> +	u32 oe;
> +	u32 bl;
> +
> +	oe = readl(&r->oe) | BOTH_LEDS;
>   	writel(oe & ~leds, &r->oe);	/* active low */
> -	u32 bl = readl(&r->blink_en) & ~BOTH_LEDS;
> +	bl = readl(&r->blink_en) & ~BOTH_LEDS;
>   	writel(bl | blinking, &r->blink_en);
>   }
>   
> diff --git a/board/Seagate/dockstar/dockstar.h b/board/Seagate/dockstar/dockstar.h
> deleted file mode 100644
> index cbb1644476..0000000000
> --- a/board/Seagate/dockstar/dockstar.h
> +++ /dev/null
> @@ -1,27 +0,0 @@
> -/* SPDX-License-Identifier: GPL-2.0+ */
> -/*
> - * Copyright (C) 2010  Eric C. Cooper <ecc at cmu.edu>
> - *
> - * Based on sheevaplug.h originally written by
> - * Prafulla Wadaskar <prafulla at marvell.com>
> - * (C) Copyright 2009
> - * Marvell Semiconductor <www.marvell.com>
> - */
> -
> -#ifndef __DOCKSTAR_H
> -#define __DOCKSTAR_H
> -
> -#define DOCKSTAR_OE_LOW		(~(0))
> -#define DOCKSTAR_OE_HIGH		(~(0))
> -#define DOCKSTAR_OE_VAL_LOW		(1 << 29)	/* USB_PWEN low */
> -#define DOCKSTAR_OE_VAL_HIGH		(1 << 17)	/* LED pin high */
> -
> -/* PHY related */
> -#define MV88E1116_LED_FCTRL_REG		10
> -#define MV88E1116_CPRSP_CR3_REG		21
> -#define MV88E1116_MAC_CTRL_REG		21
> -#define MV88E1116_PGADR_REG		22
> -#define MV88E1116_RGMII_TXTM_CTRL	(1 << 4)
> -#define MV88E1116_RGMII_RXTM_CTRL	(1 << 5)
> -
> -#endif /* __DOCKSTAR_H */
> diff --git a/configs/dockstar_defconfig b/configs/dockstar_defconfig
> index 6c89a9a6fb..cbc2bf6f80 100644
> --- a/configs/dockstar_defconfig
> +++ b/configs/dockstar_defconfig
> @@ -2,6 +2,7 @@ CONFIG_ARM=y
>   CONFIG_SKIP_LOWLEVEL_INIT=y
>   CONFIG_SYS_DCACHE_OFF=y
>   CONFIG_ARCH_CPU_INIT=y
> +CONFIG_SYS_THUMB_BUILD=y
>   CONFIG_ARCH_KIRKWOOD=y
>   CONFIG_SYS_KWD_CONFIG="board/Seagate/dockstar/kwbimage.cfg"
>   CONFIG_SYS_TEXT_BASE=0x600000
> @@ -18,6 +19,7 @@ CONFIG_USE_BOOTCOMMAND=y
>   CONFIG_BOOTCOMMAND="setenv bootargs ${console} ${mtdparts} ${bootargs_root}; ubi part root; ubifsmount ubi:root; ubifsload 0x800000 ${kernel}; ubifsload 0x1100000 ${initrd}; bootm 0x800000 0x1100000"
>   CONFIG_USE_PREBOOT=y
>   # CONFIG_DISPLAY_BOARDINFO is not set
> +CONFIG_HUSH_PARSER=y
>   CONFIG_SYS_PROMPT="DockStar> "
>   # CONFIG_CMD_FLASH is not set
>   CONFIG_CMD_NAND=y
> @@ -36,11 +38,14 @@ CONFIG_ISO_PARTITION=y
>   CONFIG_OF_CONTROL=y
>   CONFIG_ENV_OVERWRITE=y
>   CONFIG_ENV_IS_IN_NAND=y
> +CONFIG_NET_RANDOM_ETHADDR=y
>   CONFIG_NETCONSOLE=y
>   CONFIG_DM=y
>   # CONFIG_MMC is not set
>   CONFIG_MTD=y
>   CONFIG_MTD_RAW_NAND=y
> +CONFIG_PHY_MARVELL=y
> +CONFIG_DM_ETH=y
>   CONFIG_MVGBE=y
>   CONFIG_MII=y
>   CONFIG_SYS_NS16550=y
> diff --git a/include/configs/dockstar.h b/include/configs/dockstar.h
> index 0ad04eee1b..736c724736 100644
> --- a/include/configs/dockstar.h
> +++ b/include/configs/dockstar.h
> @@ -1,5 +1,6 @@
>   /* SPDX-License-Identifier: GPL-2.0+ */
>   /*
> + * Copyright (C) 2022  Tony Dinh <mibodhi at gmail.com>
>    * Copyright (C) 2010  Eric C. Cooper <ecc at cmu.edu>
>    *
>    * Based on sheevaplug.h originally written by
> @@ -17,14 +18,6 @@
>    */
>   #include "mv-common.h"
>   
> -/*
> - *  Environment variables configurations
> - */
> -/*
> - * max 4k env size is enough, but in case of nand
> - * it has to be rounded to sector size
> - */
> -
>   /*
>    * Default environment variables
>    */
> @@ -32,7 +25,7 @@
>   #define CONFIG_EXTRA_ENV_SETTINGS \
>   	"console=console=ttyS0,115200\0" \
>   	"mtdids=nand0=orion_nand\0" \
> -	"mtdparts="CONFIG_MTDPARTS_DEFAULT \
> +	"mtdparts=" CONFIG_MTDPARTS_DEFAULT \
>   	"kernel=/boot/uImage\0" \
>   	"initrd=/boot/uInitrd\0" \
>   	"bootargs_root=ubi.mtd=1 root=ubi0:root rootfstype=ubifs ro\0"
> @@ -40,13 +33,10 @@
>   /*
>    * Ethernet Driver configuration
>    */
> -#ifdef CONFIG_CMD_NET
>   #define CONFIG_MVGBE_PORTS	{1, 0}	/* enable port 0 only */
>   #define CONFIG_PHY_BASE_ADR	0
> -#endif /* CONFIG_CMD_NET */
> -
> -/*
> - * File system
> - */
> +#ifdef CONFIG_RESET_PHY_R
> +#undef CONFIG_RESET_PHY_R	/* remove legacy reset_phy() */
> +#endif
>   
>   #endif /* _CONFIG_DOCKSTAR_H */

Viele Grüße,
Stefan Roese

-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-51 Fax: (+49)-8142-66989-80 Email: sr at denx.de


More information about the U-Boot mailing list