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Date: Mon, 6 May 2024 16:40:14 +0200 From: Kamil Horák - 2N <kamilh@...s.com> To: <florian.fainelli@...adcom.com>, <bcm-kernel-feedback-list@...adcom.com>, <andrew@...n.ch>, <hkallweit1@...il.com> CC: <kamilh@...s.com>, <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org> Subject: [PATCH v3 2/3] net: phy: bcm54811: Add LRE registers definitions Add the definitions of LRE registers for Broadcom BCM5481x PHY --- include/linux/brcmphy.h | 91 ++++++++++++++++++++++++++++++++++++++++- 1 file changed, 90 insertions(+), 1 deletion(-) diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h index 1394ba302367..9c0b78c1b6fb 100644 --- a/include/linux/brcmphy.h +++ b/include/linux/brcmphy.h @@ -270,16 +270,105 @@ #define BCM5482_SSD_SGMII_SLAVE 0x15 /* SGMII Slave Register */ #define BCM5482_SSD_SGMII_SLAVE_EN 0x0002 /* Slave mode enable */ #define BCM5482_SSD_SGMII_SLAVE_AD 0x0001 /* Slave auto-detection */ +#define BCM5482_SSD_SGMII_SLAVE_AD 0x0001 /* Slave auto-detection */ + +/* BroadR-Reach LRE Registers. */ +#define MII_BCM54XX_LRECR 0x00 /* LRE Control Register */ +#define MII_BCM54XX_LRESR 0x01 /* LRE Status Register */ +#define MII_BCM54XX_LREPHYSID1 0x02 /* LRE PHYS ID 1 */ +#define MII_BCM54XX_LREPHYSID2 0x03 /* LRE PHYS ID 2 */ +#define MII_BCM54XX_LREANAA 0x04 /* LDS Auto-Negotiation Advertised Ability */ +#define MII_BCM54XX_LREANAC 0x05 /* LDS Auto-Negotiation Advertised Control */ +#define MII_BCM54XX_LREANPT 0x06 /* LDS Ability Next Page Transmit */ +#define MII_BCM54XX_LRELPA 0x07 /* LDS Link Partner Ability */ +#define MII_BCM54XX_LRELPNPM 0x08 /* LDS Link Partner Next Page Message */ +#define MII_BCM54XX_LRELPNPC 0x09 /* LDS Link Partner Next Page Control */ +#define MII_BCM54XX_LRELDSE 0x0a /* LDS Expansion Register */ +#define MII_BCM54XX_LREES 0x0f /* LRE Extended Status */ + +/* LRE control register. */ +#define LRECR_RESET 0x8000 /* Reset to default state */ +#define LRECR_LOOPBACK 0x4000 /* Internal Loopback */ +#define LRECR_LDSRES 0x2000 /* Restart LDS Process */ +#define LRECR_LDSEN 0x1000 /* LDS Enable */ +#define LRECR_PDOWN 0x0800 /* Enable low power state */ +#define LRECR_ISOLATE 0x0400 /* Isolate data paths from MII */ +#define LRECR_SPEED100 0x0200 /* Select 100 Mbps */ +#define LRECR_SPEED10 0x0000 /* Select 10 Mbps */ +#define LRECR_4PAIRS 0x0020 /* Select 4 Pairs */ +#define LRECR_2PAIRS 0x0010 /* Select 2 Pairs */ +#define LRECR_1PAIR 0x0000 /* Select 1 Pair */ +#define LRECR_MASTER 0x0008 /* Force Master when LDS disabled */ +#define LRECR_SLAVE 0x0000 /* Force Slave when LDS disabled */ + +/* LRE status register. */ +#define LRESR_ERCAP 0x0001 /* Ext-reg capability */ +#define LRESR_JCD 0x0002 /* Jabber detected */ +#define LRESR_LSTATUS 0x0004 /* Link status */ +#define LRESR_LDSABILITY 0x0008 /* Can do LDS */ +#define LRESR_8023 0x0010 /* Has IEEE 802.3 Support */ +#define LRESR_LDSCOMPLETE 0x0020 /* LDS Auto-negotiation complete */ +#define LRESR_MFPS 0x0040 /* Can suppress Management Frames Preamble */ +#define LRESR_RESV 0x0080 /* Unused... */ +#define LRESR_ESTATEN 0x0100 /* Extended Status in R15 */ +#define LRESR_10_1PAIR 0x0200 /* Can do 10Mbps 1 Pair */ +#define LRESR_10_2PAIR 0x0400 /* Can do 10Mbps 2 Pairs */ +#define LRESR_100_2PAIR 0x0800 /* Can do 100Mbps 2 Pairs */ +#define LRESR_100_4PAIR 0x1000 /* Can do 100Mbps 4 Pairs */ +#define LRESR_100_1PAIR 0x2000 /* Can do 100Mbps 1 Pair */ + +/* LDS Auto-Negotiation Advertised Ability. */ +#define LREANAA_PAUSE_ASYM 0x8000 /* Can pause asymmetrically */ +#define LREANAA_PAUSE 0x4000 /* Can pause */ +#define LREANAA_100_1PAIR 0x0020 /* Can do 100Mbps 1 Pair */ +#define LREANAA_100_4PAIR 0x0010 /* Can do 100Mbps 4 Pair */ +#define LREANAA_100_2PAIR 0x0008 /* Can do 100Mbps 2 Pair */ +#define LREANAA_10_2PAIR 0x0004 /* Can do 10Mbps 2 Pair */ +#define LREANAA_10_1PAIR 0x0002 /* Can do 10Mbps 1 Pair */ + +#define LRE_ADVERTISE_FULL (LREANAA_100_1PAIR | LREANAA_100_4PAIR | \ + LREANAA_100_2PAIR | LREANAA_10_2PAIR | \ + LREANAA_10_1PAIR) + +#define LRE_ADVERTISE_ALL LRE_ADVERTISE_FULL + +/* LDS Link Partner Ability. */ +#define LRELPA_PAUSE_ASYM 0x8000 /* Supports asymmetric pause */ +#define LRELPA_PAUSE 0x4000 /* Supports pause capability */ +#define LRELPA_100_1PAIR 0x0020 /* 100Mbps 1 Pair capable */ +#define LRELPA_100_4PAIR 0x0010 /* 100Mbps 4 Pair capable */ +#define LRELPA_100_2PAIR 0x0008 /* 100Mbps 2 Pair capable */ +#define LRELPA_10_2PAIR 0x0004 /* 10Mbps 2 Pair capable */ +#define LRELPA_10_1PAIR 0x0002 /* 10Mbps 1 Pair capable */ + +/* LDS Expansion register. */ +#define LDSE_DOWNGRADE 0x8000 /* Can do LDS Speed Downgrade */ +#define LDSE_MASTER 0x4000 /* Master / Slave */ +#define LDSE_PAIRS_MASK 0x3000 /* Pair Count Mask */ +#define LDSE_4PAIRS 0x2000 /* 4 Pairs Connection */ +#define LDSE_2PAIRS 0x1000 /* 2 Pairs Connection */ +#define LDSE_1PAIR 0x0000 /* 1 Pair Connection */ +#define LDSE_CABLEN_MASK 0x0FFF /* Cable Length Mask */ /* BCM54810 Registers */ #define BCM54810_EXP_BROADREACH_LRE_MISC_CTL (MII_BCM54XX_EXP_SEL_ER + 0x90) #define BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN (1 << 0) #define BCM54810_SHD_CLK_CTL 0x3 #define BCM54810_SHD_CLK_CTL_GTXCLK_EN (1 << 9) +#define BCM54810_SHD_SCR3_TRDDAPD 0x0100 + +/* BCM54811 Registers */ +#define BCM54811_EXP_BROADREACH_LRE_OVERLAY_CTL (MII_BCM54XX_EXP_SEL_ER + 0x9A) +/* Access Control Override Enable */ +#define BCM54811_EXP_BROADREACH_LRE_OVERLAY_CTL_EN BIT(15) +/* Access Control Override Value */ +#define BCM54811_EXP_BROADREACH_LRE_OVERLAY_CTL_OVERRIDE_VAL BIT(14) +/* Access Control Value */ +#define BCM54811_EXP_BROADREACH_LRE_OVERLAY_CTL_VAL BIT(13) /* BCM54612E Registers */ #define BCM54612E_EXP_SPARE0 (MII_BCM54XX_EXP_SEL_ETC + 0x34) -#define BCM54612E_LED4_CLK125OUT_EN (1 << 1) +#define BCM54612E_LED4_CLK125OUT_EN BIT(1) /* Wake-on-LAN registers */ -- 2.39.2
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