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	This PHY requires some extra programming to work reliably with all devices. Backport upstream fix for it. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
		
			
				
	
	
		
			38 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
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| Subject: [PATCH] net: phy: cherry-pick Broadcom drivers updates from v4.15
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| MIME-Version: 1.0
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| Content-Type: text/plain; charset=UTF-8
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| Content-Transfer-Encoding: 8bit
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| 
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| This includes following upstream commits:
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| 2355a6546a05 net: phy: broadcom: support new device flag for setting master mode
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| 
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| Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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| ---
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| 
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| --- a/drivers/net/phy/broadcom.c
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| +++ b/drivers/net/phy/broadcom.c
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| @@ -43,6 +43,12 @@ static int bcm54210e_config_init(struct
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|  	val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN;
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|  	bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val);
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|  
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| +	if (phydev->dev_flags & PHY_BRCM_EN_MASTER_MODE) {
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| +		val = phy_read(phydev, MII_CTRL1000);
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| +		val |= CTL1000_AS_MASTER | CTL1000_ENABLE_MASTER;
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| +		phy_write(phydev, MII_CTRL1000, val);
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| +	}
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| +
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|  	return 0;
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|  }
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|  
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| --- a/include/linux/brcmphy.h
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| +++ b/include/linux/brcmphy.h
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| @@ -59,6 +59,7 @@
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|  #define PHY_BRCM_EXT_IBND_TX_ENABLE	0x00002000
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|  #define PHY_BRCM_CLEAR_RGMII_MODE	0x00004000
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|  #define PHY_BRCM_DIS_TXCRXC_NOENRGY	0x00008000
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| +#define PHY_BRCM_EN_MASTER_MODE		0x00010000
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|  
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|  /* Broadcom BCM7xxx specific workarounds */
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|  #define PHY_BRCM_7XXX_REV(x)		(((x) >> 8) & 0xff)
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