Adds AM33XX SPI support for am335x-bone and am335x-evm. Signed-off-by: Matt Porter <mpor...@ti.com> --- arch/arm/boot/dts/am335x-bone.dts | 17 +++++++++++++++ arch/arm/boot/dts/am335x-evm.dts | 9 ++++++++ arch/arm/boot/dts/am33xx.dtsi | 43 +++++++++++++++++++++++++++++++++++++ 3 files changed, 69 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts index 5510979..23edfd8 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -18,6 +18,17 @@ reg = <0x80000000 0x10000000>; /* 256 MB */ }; + am3358_pinmux: pinmux@44e10800 { + spi1_pins: pinmux_spi1_pins { + pinctrl-single,pins = < + 0x190 0x13 /* mcasp0_aclkx.spi1_sclk, OUTPUT_PULLUP | MODE3 */ + 0x194 0x33 /* mcasp0_fsx.spi1_d0, INPUT_PULLUP | MODE3 */ + 0x198 0x13 /* mcasp0_axr0.spi1_d1, OUTPUT_PULLUP | MODE3 */ + 0x19c 0x13 /* mcasp0_ahclkr.spi1_cs0, OUTPUT_PULLUP | MODE3 */ + >; + }; + }; + ocp { uart1: serial@44e09000 { status = "okay"; @@ -84,3 +95,9 @@ &mmc1 { vmmc-supply = <&ldo3_reg>; }; + +&spi1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi1_pins>; +}; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index d63fce8..8d5f660 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -124,3 +124,12 @@ &mmc1 { vmmc-supply = <&vmmc_reg>; }; + +&spi0 { + status = "okay"; + spi-flash@0 { + compatible = "spansion,s25fl064k", "m25p80"; + spi-max-frequency = <24000000>; + reg = <0>; + }; +}; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 26a6af7..063ecea 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -40,6 +40,15 @@ }; }; + am3358_pinmux: pinmux@44e10800 { + compatible = "pinctrl-single"; + reg = <0x44e10800 0x0238>; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-single,register-width = <32>; + pinctrl-single,function-mask = <0x7f>; + }; + /* * XXX: Use a flat representation of the AM33XX interconnect. * The real AM33XX interconnect network is quite complex.Since @@ -261,6 +270,40 @@ status = "disabled"; }; + spi0: spi@48030000 { + compatible = "ti,omap4-mcspi"; + ti,hwmods = "spi0"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x48030000 0x400>; + interrupt-parent = <&intc>; + interrupt = <65>; + dmas = <&edma 16 + &edma 17 + &edma 18 + &edma 19>; + dma-names = "tx0", "rx0", "tx1", "rx1"; + ti,spi-num-cs = <2>; + status = "disabled"; + }; + + spi1: spi@481a0000 { + compatible = "ti,omap4-mcspi"; + ti,hwmods = "spi1"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x481a0000 0x400>; + interrupt-parent = <&intc>; + interrupt = <125>; + dmas = <&edma 42 + &edma 43 + &edma 44 + &edma 45>; + dma-names = "tx0", "rx0", "tx1", "rx1"; + ti,spi-num-cs = <2>; + status = "disabled"; + }; + wdt2: wdt@44e35000 { compatible = "ti,omap3-wdt"; ti,hwmods = "wd_timer2"; -- 1.7.9.5 ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_sfd2d_oct _______________________________________________ spi-devel-general mailing list spi-devel-general@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/spi-devel-general