From a00867b47a4be848c400f74b97479193a41d327c Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Sun, 19 Jul 2020 10:15:40 -0600
Subject: [PATCH] sf: Drop dm.h header file from spi_flash.h

This header file should not be included in other header files. Remove it
and use a forward declaration instead.

Signed-off-by: Simon Glass <sjg@chromium.org>
---
 arch/arm/mach-k3/sysfw-loader.c                        | 1 +
 arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog_serial.c | 1 +
 arch/x86/cpu/ivybridge/sdram.c                         | 1 +
 board/st/common/stm32mp_dfu.c                          | 1 +
 include/spi_flash.h                                    | 3 ++-
 5 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-k3/sysfw-loader.c b/arch/arm/mach-k3/sysfw-loader.c
index 513be09c68..96be069ee8 100644
--- a/arch/arm/mach-k3/sysfw-loader.c
+++ b/arch/arm/mach-k3/sysfw-loader.c
@@ -7,6 +7,7 @@
  */
 
 #include <common.h>
+#include <dm.h>
 #include <image.h>
 #include <log.h>
 #include <spl.h>
diff --git a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog_serial.c b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog_serial.c
index 70940f01f3..8aad4be467 100644
--- a/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog_serial.c
+++ b/arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog_serial.c
@@ -5,6 +5,7 @@
 
 #include <common.h>
 #include <console.h>
+#include <dm.h>
 #include <dfu.h>
 #include <malloc.h>
 #include <serial.h>
diff --git a/arch/x86/cpu/ivybridge/sdram.c b/arch/x86/cpu/ivybridge/sdram.c
index 99bc48021e..dd6b8753de 100644
--- a/arch/x86/cpu/ivybridge/sdram.c
+++ b/arch/x86/cpu/ivybridge/sdram.c
@@ -10,6 +10,7 @@
  */
 
 #include <common.h>
+#include <dm.h>
 #include <errno.h>
 #include <fdtdec.h>
 #include <init.h>
diff --git a/board/st/common/stm32mp_dfu.c b/board/st/common/stm32mp_dfu.c
index 0cda9196f9..38eb0f27c9 100644
--- a/board/st/common/stm32mp_dfu.c
+++ b/board/st/common/stm32mp_dfu.c
@@ -5,6 +5,7 @@
 
 #include <common.h>
 #include <blk.h>
+#include <dm.h>
 #include <dfu.h>
 #include <env.h>
 #include <memalign.h>
diff --git a/include/spi_flash.h b/include/spi_flash.h
index b336619487..85cae32cc7 100644
--- a/include/spi_flash.h
+++ b/include/spi_flash.h
@@ -9,10 +9,11 @@
 #ifndef _SPI_FLASH_H_
 #define _SPI_FLASH_H_
 
-#include <dm.h>	/* Because we dereference struct udevice here */
 #include <linux/types.h>
 #include <linux/mtd/spi-nor.h>
 
+struct udevice;
+
 /* by default ENV use the same parameters than SF command */
 #ifndef CONFIG_ENV_SPI_BUS
 # define CONFIG_ENV_SPI_BUS	CONFIG_SF_DEFAULT_BUS