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[184.96.154.59]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-7f18f07a5e3sm6787108a34.15.2026.08.02.22.15.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 02 Aug 2026 22:15:23 -0700 (PDT) From: James Hilliard Date: Sun, 02 Aug 2026 23:14:13 -0600 Subject: [PATCH 03/21] arm64: dts: allwinner: h616: add EMAC1 controller Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20260802-submit-acx00-of-dynamic-v1-v1-3-0a53cd9e21cc@gmail.com> References: <20260802-submit-acx00-of-dynamic-v1-v1-0-0a53cd9e21cc@gmail.com> In-Reply-To: <20260802-submit-acx00-of-dynamic-v1-v1-0-0a53cd9e21cc@gmail.com> To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Andre Przywara , Richard Genoud , Maxime Ripard , Alexandre Torgue , Giuseppe Cavallaro , Jose Abreu , Maxime Chevallier , Maxime Coquelin , Andrew Lunn , Heiner Kallweit , Russell King , Saravana Kannan , Lee Jones , Heiko Stuebner Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, mfd@lists.linux.dev, linux-rockchip@lists.infradead.org, James Hilliard X-Mailer: b4 0.15.2 X-Rspamd-Server: rspamd-worker-8404 X-Spamd-Result: default: False [-1.16 / 15.00]; BAYES_HAM(-5.50)[100.00%]; RBL_SENDERSCORE(2.00)[172.234.253.10:from]; SUSPICIOUS_RECIPS(1.50)[]; DMARC_POLICY_SOFTFAIL(1.00)[gmail.com : SPF not aligned (relaxed), No valid DKIM,none]; MAILLIST(-0.15)[generic]; MIME_GOOD(-0.10)[text/plain]; BAD_REP_POLICIES(0.10)[]; HAS_LIST_UNSUB(-0.01)[]; RCPT_COUNT_TWELVE(0.00)[34]; PRECEDENCE_BULK(0.00)[]; FROM_HAS_DN(0.00)[]; FORGED_SENDER_MAILLIST(0.00)[]; TAGGED_RCPT(0.00)[netdev,dt]; FREEMAIL_CC(0.00)[vger.kernel.org,lists.infradead.org,lists.linux.dev,st-md-mailman.stormreply.com,gmail.com]; DBL_BLOCKED_OPENRESOLVER(0.00)[sea.lore.kernel.org:rdns,sea.lore.kernel.org:helo,bootlin.com:email,0.77.92.176:email]; DBL_PROHIBIT(0.00)[0.76.192.112:email]; RCVD_COUNT_FIVE(0.00)[6]; ASN(0.00)[asn:63949, ipnet:172.234.224.0/19, country:SG]; R_SPF_ALLOW(0.00)[+ip4:172.234.253.10]; FREEMAIL_TO(0.00)[lunn.ch,davemloft.net,google.com,kernel.org,redhat.com,gmail.com,sholland.org,arm.com,bootlin.com,foss.st.com,st.com,synopsys.com,armlinux.org.uk,sntech.de]; FREEMAIL_FROM(0.00)[gmail.com]; TO_DN_SOME(0.00)[]; FROM_NEQ_ENVFROM(0.00)[jameshilliard1@gmail.com,linux-sunxi@lists.linux.dev]; FORGED_RECIPIENTS_MAILLIST(0.00)[]; RCVD_TLS_LAST(0.00)[]; TAGGED_FROM(0.00)[bounces-24915-noreply=patchwork.local]; MIME_TRACE(0.00)[0:+]; MID_RHS_MATCH_FROM(0.00)[]; ARC_ALLOW(0.00)[subspace.kernel.org:s=arc-20240116:i=1]; RCVD_VIA_SMTP_AUTH(0.00)[] X-Rspamd-Queue-Id: A89331C0585 X-MORS-Enabled: yes X-MORS-DOMAIN: patchwork.local X-MORS-HOSTING: hosting172546 X-MORS-USER: hosting172546 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= From: Richard Genoud The H616 has a secondary EMAC controller that supports only RMII at 10/100 Mbps. It connects through PA0-PA9 to an EPHY in a companion AC200 or AC300 package. Add the EMAC1 controller and RMII pin group. Leave the controller disabled for boards to enable when the companion Ethernet hardware is present. Signed-off-by: Richard Genoud Signed-off-by: James Hilliard --- arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi index 90fe56a1d3cd..6879f27c2b2b 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi @@ -432,6 +432,14 @@ pwm5_pin: pwm5-pin { function = "pwm5"; }; + /omit-if-no-ref/ + rmii_emac1_pins: rmii-emac1-pins { + pins = "PA0", "PA1", "PA2", "PA3", "PA4", + "PA5", "PA6", "PA7", "PA8", "PA9"; + function = "emac1"; + drive-strength = <40>; + }; + /omit-if-no-ref/ spi0_pins: spi0-pins { pins = "PC0", "PC2", "PC4"; @@ -789,6 +797,28 @@ mdio0: mdio { }; }; + emac1: ethernet@5030000 { + compatible = "allwinner,sun50i-h616-emac1"; + reg = <0x05030000 0x10000>; + interrupts = ; + interrupt-names = "macirq"; + clocks = <&ccu CLK_BUS_EMAC1>; + clock-names = "stmmaceth"; + resets = <&ccu RST_BUS_EMAC1>; + reset-names = "stmmaceth"; + syscon = <&syscon>; + pinctrl-names = "default"; + pinctrl-0 = <&rmii_emac1_pins>; + phy-mode = "rmii"; + status = "disabled"; + + mdio1: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + }; + gpadc: adc@5070000 { compatible = "allwinner,sun50i-h616-gpadc", "allwinner,sun20i-d1-gpadc";