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| author | Enric Balletbo i Serra <enric.balletbo@collabora.com> | 2017-01-16 19:57:33 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2017-01-20 21:34:21 +0300 |
| commit | f37f911b805e8d8b020aae4bc394be4f41609db0 (patch) | |
| tree | f6c1aaa62152048b45ce92bf6f08de616fa76426 /arch/arm/boot/dts/am335x-sl50.dts | |
| parent | e9c7bebed367e3af7c4226a7471f1cd7b87c17d3 (diff) | |
| download | linux-f37f911b805e8d8b020aae4bc394be4f41609db0.tar.xz | |
ARM: dts: am335x-sl50: Enable SPI0 interface and Flash Memory.
Add support for the 32Mb Serial Flash Memory connected to SPI0
and using CS1.
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/am335x-sl50.dts')
| -rw-r--r-- | arch/arm/boot/dts/am335x-sl50.dts | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts index 89ddf26b94d3..6f320780d0cc 100644 --- a/arch/arm/boot/dts/am335x-sl50.dts +++ b/arch/arm/boot/dts/am335x-sl50.dts @@ -262,6 +262,16 @@ >; }; + spi0_pins: pinmux_spi0_pins { + pinctrl-single,pins = < + AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0) /* SPI0_MOSI - spi0_d0.spi0_d0 */ + AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0) /* SPI0_MISO - spi0_d1.spi0_d1 */ + AM33XX_IOPAD(0x950, PIN_INPUT_PULLUP | MUX_MODE0) /* SPI0_CLK - spi0_clk.spi0_clk */ + AM33XX_IOPAD(0x95c, PIN_INPUT_PULLUP | MUX_MODE0) /* SPI0_CS0 (NBATTSS) - spi0_cs0.spi0_cs0 */ + AM33XX_IOPAD(0x960, PIN_INPUT_PULLUP | MUX_MODE0) /* SPI0_CS1 (FPGA_FLASH_NCS) - spi0_cs1.spi0_cs1 */ + >; + }; + lwb_pins: pinmux_lwb_pins { pinctrl-single,pins = < AM33XX_IOPAD(0x9a4, PIN_OUTPUT | MUX_MODE7) /* SoundPA_en - mcasp0_fsr.gpio3_19 */ @@ -400,6 +410,20 @@ pinctrl-0 = <&uart4_pins>; }; +&spi0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins>; + + flash: n25q032@1 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "micron,n25q032"; + reg = <1>; + spi-max-frequency = <5000000>; + }; +}; + #include "tps65217.dtsi" &tps { |