From e2872090ca825a6625be93555c125072e52a7819 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Mon, 7 Apr 2014 15:11:46 +0800 Subject: [PATCH] spi: efm32: Update binding document to make "efm32,location" property optional MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit If "efm32,location" property is not provided, keeping what is already configured in the hardware, so its either the reset default 0 or whatever the bootloader did. Signed-off-by: Axel Lin Acked-by: Uwe Kleine-König Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/spi/efm32-spi.txt | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/spi/efm32-spi.txt b/Documentation/devicetree/bindings/spi/efm32-spi.txt index 8f081c9..130cd17 100644 --- a/Documentation/devicetree/bindings/spi/efm32-spi.txt +++ b/Documentation/devicetree/bindings/spi/efm32-spi.txt @@ -8,7 +8,13 @@ Required properties: - interrupts: pair specifying rx and tx irq - clocks: phandle to the spi clock - cs-gpios: see spi-bus.txt -- efm32,location: Value to write to the ROUTE register's LOCATION bitfield to configure the pinmux for the device, see datasheet for values. + +Recommended properties : +- efm32,location: Value to write to the ROUTE register's LOCATION bitfield to + configure the pinmux for the device, see datasheet for values. + If "efm32,location" property is not provided, keeping what is + already configured in the hardware, so its either the reset + default 0 or whatever the bootloader did. Example: -- 2.7.4