From b5269b6664515b4de6fd06e22ca9773530c6fc57 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Thu, 8 Oct 2020 21:38:00 +0200 Subject: [PATCH] ARM: dts: stm32: Add KS8851 on FMC2 to STM32MP1 DHCOM Add bindings for the KS8851 ethernet present on the STM32MP1 DHCOM SoM. Signed-off-by: Marek Vasut Cc: Alexandre Torgue Cc: Maxime Coquelin Cc: Patrice Chotard Cc: Patrick Delaunay Cc: linux-stm32@st-md-mailman.stormreply.com To: linux-arm-kernel@lists.infradead.org Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi | 35 ++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi index e257459c34dcd..ac46ab363e1b4 100644 --- a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi +++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi @@ -11,6 +11,7 @@ / { aliases { ethernet0 = ðernet0; + ethernet1 = &ksz8851; }; memory@c0000000 { @@ -133,6 +134,40 @@ }; }; +&fmc { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&fmc_pins_b>; + pinctrl-1 = <&fmc_sleep_pins_b>; + status = "okay"; + + ksz8851: ks8851mll@1,0 { + compatible = "micrel,ks8851-mll"; + reg = <1 0x0 0x2>, <1 0x2 0x20000>; + interrupt-parent = <&gpioc>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + bank-width = <2>; + + /* Timing values are in nS */ + st,fmc2-ebi-cs-mux-enable; + st,fmc2-ebi-cs-transaction-type = <4>; + st,fmc2-ebi-cs-buswidth = <16>; + st,fmc2-ebi-cs-address-setup-ns = <5>; + st,fmc2-ebi-cs-address-hold-ns = <5>; + st,fmc2-ebi-cs-bus-turnaround-ns = <5>; + st,fmc2-ebi-cs-data-setup-ns = <45>; + st,fmc2-ebi-cs-data-hold-ns = <1>; + st,fmc2-ebi-cs-write-address-setup-ns = <5>; + st,fmc2-ebi-cs-write-address-hold-ns = <5>; + st,fmc2-ebi-cs-write-bus-turnaround-ns = <5>; + st,fmc2-ebi-cs-write-data-setup-ns = <45>; + st,fmc2-ebi-cs-write-data-hold-ns = <1>; + }; +}; + +&gpioc { + status = "okay"; +}; + &i2c4 { pinctrl-names = "default"; pinctrl-0 = <&i2c4_pins_a>; -- 2.30.2