60 lines
2 KiB
Diff
60 lines
2 KiB
Diff
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From 31c23a1d9ad93cf6795d1fc72f9a254d5bcfc81b Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Wed, 16 Sep 2015 17:28:41 +0100
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Subject: [PATCH 191/203] BCM270X_DT: Document SMI overlay
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---
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arch/arm/boot/dts/overlays/Makefile | 6 +++---
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arch/arm/boot/dts/overlays/README | 18 ++++++++++++++++++
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2 files changed, 21 insertions(+), 3 deletions(-)
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -13,9 +13,6 @@ ifeq ($(CONFIG_ARCH_BCM2835),y)
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endif
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dtb-$(RPI_DT_OVERLAYS) += ads7846-overlay.dtb
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-dtb-$(RPI_DT_OVERLAYS) += smi-overlay.dtb
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-dtb-$(RPI_DT_OVERLAYS) += smi-dev-overlay.dtb
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-dtb-$(RPI_DT_OVERLAYS) += smi-nand-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += bmp085_i2c-sensor-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += dht11-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += enc28j60-overlay.dtb
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@@ -48,6 +45,9 @@ dtb-$(RPI_DT_OVERLAYS) += rpi-proto-over
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dtb-$(RPI_DT_OVERLAYS) += rpi-sense-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += sdhost-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += sdio-overlay.dtb
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+dtb-$(RPI_DT_OVERLAYS) += smi-dev-overlay.dtb
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+dtb-$(RPI_DT_OVERLAYS) += smi-nand-overlay.dtb
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+dtb-$(RPI_DT_OVERLAYS) += smi-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += spi-bcm2708-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += spi-bcm2835-overlay.dtb
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dtb-$(RPI_DT_OVERLAYS) += spi-dma-overlay.dtb
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -530,6 +530,24 @@ Params: overclock_50 Clock (
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debug Enable debug output (default off)
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+Name: smi
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+Info: Enables the Secondary Memory Interface peripheral. Uses GPIOs 2-25!
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+Load: dtoverlay=smi
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+Params: <None>
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+
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+
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+Name: smi-dev
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+Info: Enables the userspace interface for the SMI driver
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+Load: dtoverlay=smi-dev
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+Params: <None>
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+
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+
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+Name: smi-nand
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+Info: Enables access to NAND flash via the SMI interface
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+Load: dtoverlay=smi-nand
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+Params: <None>
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+
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+
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Name: spi-bcm2708
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Info: Selects the bcm2708-spi SPI driver
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Load: dtoverlay=spi-bcm2708
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