From: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Date: Wed, 16 Jun 2010 09:17:45 +0000 (+0200)
Subject: ARM: imx: Change the way nand devices are registered (imx21)
X-Git-Tag: v2.6.36-rc1~591^2^2~1^2~26^2~25
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1f8d721cd3dd1a2ee37152ce228f035212074984;p=karo-tx-linux.git

ARM: imx: Change the way nand devices are registered (imx21)

Make use of new mechanism to register a nand device.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---

diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 73c70af35fc8..23671824abd9 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -68,6 +68,7 @@ comment "MX21 platforms:"
 
 config MACH_MX21ADS
 	bool "MX21ADS platform"
+	select IMX_HAVE_PLATFORM_MXC_NAND
 	help
 	  Include support for MX21ADS platform. This includes specific
 	  configurations for the board and its peripherals.
diff --git a/arch/arm/mach-imx/devices-imx21.h b/arch/arm/mach-imx/devices-imx21.h
new file mode 100644
index 000000000000..e85dcb1b4604
--- /dev/null
+++ b/arch/arm/mach-imx/devices-imx21.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation.
+ */
+#include <mach/mx21.h>
+#include <mach/devices-common.h>
+
+#define imx21_add_mxc_nand(pdata)	\
+	imx_add_mxc_nand_v1(MX21_NFC_BASE_ADDR, MX21_INT_NANDFC, pdata)
diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c
index ceae6413d4c6..dbd1460e46cf 100644
--- a/arch/arm/mach-imx/devices.c
+++ b/arch/arm/mach-imx/devices.c
@@ -357,10 +357,6 @@ struct platform_device mxc_w1_master_device = {
 		.resource = pfx ## _nand_resources,			\
 	}
 
-#ifdef CONFIG_MACH_MX21
-DEFINE_MXC_NAND_DEVICE(imx21, MX21_NFC_BASE_ADDR, MX21_INT_NANDFC);
-#endif
-
 #ifdef CONFIG_MACH_MX27
 DEFINE_MXC_NAND_DEVICE(imx27, MX27_NFC_BASE_ADDR, MX27_INT_NANDFC);
 #endif
diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h
index 5c1a0dcb7511..d3c381f2c74f 100644
--- a/arch/arm/mach-imx/devices.h
+++ b/arch/arm/mach-imx/devices.h
@@ -26,9 +26,6 @@ extern struct platform_device imx2x_uart_device4;
 extern struct platform_device imx2x_uart_device5;
 #endif
 extern struct platform_device mxc_w1_master_device;
-#ifdef CONFIG_MACH_MX21
-extern struct platform_device imx21_nand_device;
-#endif
 #ifdef CONFIG_MACH_MX27
 extern struct platform_device imx27_nand_device;
 #endif
diff --git a/arch/arm/mach-imx/mach-mx21ads.c b/arch/arm/mach-imx/mach-mx21ads.c
index 39c645a8adad..fde2a5770bfe 100644
--- a/arch/arm/mach-imx/mach-mx21ads.c
+++ b/arch/arm/mach-imx/mach-mx21ads.c
@@ -30,6 +30,7 @@
 #include <mach/mxc_nand.h>
 #include <mach/mmc.h>
 
+#include "devices-imx21.h"
 #include "devices.h"
 
 /*
@@ -257,7 +258,8 @@ static struct imxmmc_platform_data mx21ads_sdhc_pdata = {
 	.exit = mx21ads_sdhc_exit,
 };
 
-static struct mxc_nand_platform_data mx21ads_nand_board_info = {
+static const struct mxc_nand_platform_data
+mx21ads_nand_board_info __initconst = {
 	.width = 1,
 	.hw_ecc = 1,
 };
@@ -298,7 +300,7 @@ static void __init mx21ads_board_init(void)
 	mxc_register_device(&imx2x_uart_device3, &uart_pdata);
 	mxc_register_device(&mxc_fb_device, &mx21ads_fb_data);
 	mxc_register_device(&mxc_sdhc_device0, &mx21ads_sdhc_pdata);
-	mxc_register_device(&imx21_nand_device, &mx21ads_nand_board_info);
+	imx21_add_mxc_nand(&mx21ads_nand_board_info);
 
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
 }