target/linux/brcm2708/patches-4.1/0191-BCM270X_DT-Document-SMI-overlay.patch

   1 From 4dd07876e2f9dec34ba65fed4dc64394802a05b8 Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.org>
   3 Date: Wed, 16 Sep 2015 17:28:41 +0100
   4 Subject: [PATCH 191/222] BCM270X_DT: Document SMI overlay
   5
   6 ---
   7  arch/arm/boot/dts/overlays/Makefile |  6 +++---
   8  arch/arm/boot/dts/overlays/README   | 18 ++++++++++++++++++
   9  2 files changed, 21 insertions(+), 3 deletions(-)
  10
  11 --- a/arch/arm/boot/dts/overlays/Makefile
  12 +++ b/arch/arm/boot/dts/overlays/Makefile
  13 @@ -13,9 +13,6 @@ ifeq ($(CONFIG_ARCH_BCM2835),y)
  14  endif
  15
  16  dtb-$(RPI_DT_OVERLAYS) += ads7846-overlay.dtb
  17 -dtb-$(RPI_DT_OVERLAYS) += smi-overlay.dtb
  18 -dtb-$(RPI_DT_OVERLAYS) += smi-dev-overlay.dtb
  19 -dtb-$(RPI_DT_OVERLAYS) += smi-nand-overlay.dtb
  20  dtb-$(RPI_DT_OVERLAYS) += bmp085_i2c-sensor-overlay.dtb
  21  dtb-$(RPI_DT_OVERLAYS) += dht11-overlay.dtb
  22  dtb-$(RPI_DT_OVERLAYS) += enc28j60-overlay.dtb
  23 @@ -48,6 +45,9 @@ dtb-$(RPI_DT_OVERLAYS) += rpi-proto-over
  24  dtb-$(RPI_DT_OVERLAYS) += rpi-sense-overlay.dtb
  25  dtb-$(RPI_DT_OVERLAYS) += sdhost-overlay.dtb
  26  dtb-$(RPI_DT_OVERLAYS) += sdio-overlay.dtb
  27 +dtb-$(RPI_DT_OVERLAYS) += smi-dev-overlay.dtb
  28 +dtb-$(RPI_DT_OVERLAYS) += smi-nand-overlay.dtb
  29 +dtb-$(RPI_DT_OVERLAYS) += smi-overlay.dtb
  30  dtb-$(RPI_DT_OVERLAYS) += spi-bcm2708-overlay.dtb
  31  dtb-$(RPI_DT_OVERLAYS) += spi-bcm2835-overlay.dtb
  32  dtb-$(RPI_DT_OVERLAYS) += spi-dma-overlay.dtb
  33 --- a/arch/arm/boot/dts/overlays/README
  34 +++ b/arch/arm/boot/dts/overlays/README
  35 @@ -530,6 +530,24 @@ Params: overclock_50             Clock (
  36          debug                    Enable debug output (default off)
  37
  38
  39 +Name:   smi
  40 +Info:   Enables the Secondary Memory Interface peripheral. Uses GPIOs 2-25!
  41 +Load:   dtoverlay=smi
  42 +Params: <None>
  43 +
  44 +
  45 +Name:   smi-dev
  46 +Info:   Enables the userspace interface for the SMI driver
  47 +Load:   dtoverlay=smi-dev
  48 +Params: <None>
  49 +
  50 +
  51 +Name:   smi-nand
  52 +Info:   Enables access to NAND flash via the SMI interface
  53 +Load:   dtoverlay=smi-nand
  54 +Params: <None>
  55 +
  56 +
  57  Name:   spi-bcm2708
  58  Info:   Selects the bcm2708-spi SPI driver
  59  Load:   dtoverlay=spi-bcm2708