[PATCH 02/15] ARM: clps711x: Using platform_driver for ethernet device

Alexander Shiyan shc_work at mail.ru
Thu Nov 1 05:26:32 EDT 2012


This patch removes static mappings for ethernet devices. Now we will use
platform_driver for ethernet devices.

Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
---
 arch/arm/mach-clps711x/Kconfig                 |    2 -
 arch/arm/mach-clps711x/autcpu12.c              |   27 ++++++++++------------
 arch/arm/mach-clps711x/cdb89712.c              |   29 +++++++++--------------
 arch/arm/mach-clps711x/edb7211.c               |   19 ++++++++++-----
 arch/arm/mach-clps711x/include/mach/autcpu12.h |    3 --
 arch/arm/mach-clps711x/include/mach/hardware.h |   11 ---------
 6 files changed, 36 insertions(+), 55 deletions(-)

diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig
index 263242d..2d00165 100644
--- a/arch/arm/mach-clps711x/Kconfig
+++ b/arch/arm/mach-clps711x/Kconfig
@@ -10,7 +10,6 @@ config ARCH_AUTCPU12
 
 config ARCH_CDB89712
 	bool "CDB89712"
-	select ISA
 	help
 	  This is an evaluation board from Cirrus for the CS89712 processor.
 	  The board includes 2 serial ports, Ethernet, IRDA, and expansion
@@ -25,7 +24,6 @@ config ARCH_EDB7211
 	bool "EDB7211"
 	select ARCH_SELECT_MEMORY_MODEL
 	select ARCH_SPARSEMEM_ENABLE
-	select ISA
 	help
 	  Say Y here if you intend to run this kernel on a Cirrus Logic EDB-7211
 	  evaluation board.
diff --git a/arch/arm/mach-clps711x/autcpu12.c b/arch/arm/mach-clps711x/autcpu12.c
index f4f122d..d845dea 100644
--- a/arch/arm/mach-clps711x/autcpu12.c
+++ b/arch/arm/mach-clps711x/autcpu12.c
@@ -24,6 +24,7 @@
 #include <linux/mm.h>
 #include <linux/io.h>
 #include <linux/ioport.h>
+#include <linux/interrupt.h>
 #include <linux/platform_device.h>
 
 #include <mach/hardware.h>
@@ -39,21 +40,13 @@
 
 #include "common.h"
 
-static struct map_desc autcpu12_io_desc[] __initdata = {
-	/* Memory-mapped extra io and CS8900A Ethernet chip */
-	{
-		.virtual	= IO_ADDRESS(AUTCPU12_PHYS_CS8900A),
-		.pfn		= __phys_to_pfn(AUTCPU12_PHYS_CS8900A),
-		.length		= SZ_1M,
-		.type		= MT_DEVICE
-	}
-};
+#define AUTCPU12_CS8900_BASE	(CS2_PHYS_BASE + 0x300)
+#define AUTCPU12_CS8900_IRQ	(IRQ_EINT3)
 
-void __init autcpu12_map_io(void)
-{
-        clps711x_map_io();
-        iotable_init(autcpu12_io_desc, ARRAY_SIZE(autcpu12_io_desc));
-}
+static struct resource autcpu12_cs8900_resource[] __initdata = {
+	DEFINE_RES_MEM(AUTCPU12_CS8900_BASE, SZ_1K),
+	DEFINE_RES_IRQ(AUTCPU12_CS8900_IRQ),
+};
 
 static struct resource autcpu12_nvram_resource[] __initdata = {
 	DEFINE_RES_MEM_NAMED(AUTCPU12_PHYS_NVRAM, SZ_128K, "SRAM"),
@@ -69,13 +62,17 @@ static struct platform_device autcpu12_nvram_pdev __initdata = {
 static void __init autcpu12_init(void)
 {
 	platform_device_register_simple("uart-clps711x", 0, NULL, 0);
+
+	platform_device_register_simple("cs89x0", 0, autcpu12_cs8900_resource,
+					ARRAY_SIZE(autcpu12_cs8900_resource));
+
 	platform_device_register(&autcpu12_nvram_pdev);
 }
 
 MACHINE_START(AUTCPU12, "autronix autcpu12")
 	/* Maintainer: Thomas Gleixner */
 	.atag_offset	= 0x20000,
-	.map_io		= autcpu12_map_io,
+	.map_io		= clps711x_map_io,
 	.init_machine	= autcpu12_init,
 	.init_irq	= clps711x_init_irq,
 	.restart	= clps711x_restart,
diff --git a/arch/arm/mach-clps711x/cdb89712.c b/arch/arm/mach-clps711x/cdb89712.c
index 5a03888..695ca70 100644
--- a/arch/arm/mach-clps711x/cdb89712.c
+++ b/arch/arm/mach-clps711x/cdb89712.c
@@ -23,6 +23,7 @@
 #include <linux/string.h>
 #include <linux/mm.h>
 #include <linux/io.h>
+#include <linux/interrupt.h>
 #include <linux/platform_device.h>
 
 #include <mach/hardware.h>
@@ -35,34 +36,26 @@
 
 #include "common.h"
 
-/*
- * Map the CS89712 Ethernet port.  That should be moved to the
- * ethernet driver, perhaps.
- */
-static struct map_desc cdb89712_io_desc[] __initdata = {
-	{
-		.virtual	= IO_ADDRESS(ETHER_PHYS_BASE),
-		.pfn		= __phys_to_pfn(ETHER_PHYS_BASE),
-		.length		= ETHER_SIZE,
-		.type		= MT_DEVICE
-	}
-};
+#define CDB89712_CS8900_BASE	(CS2_PHYS_BASE + 0x300)
+#define CDB89712_CS8900_IRQ	(IRQ_EINT3)
 
-static void __init cdb89712_map_io(void)
-{
-	clps711x_map_io();
-	iotable_init(cdb89712_io_desc, ARRAY_SIZE(cdb89712_io_desc));
-}
+static struct resource cdb89712_cs8900_resource[] __initdata = {
+	DEFINE_RES_MEM(CDB89712_CS8900_BASE, SZ_1K),
+	DEFINE_RES_IRQ(CDB89712_CS8900_IRQ),
+};
 
 static void __init cdb89712_init(void)
 {
 	platform_device_register_simple("uart-clps711x", 0, NULL, 0);
+
+	platform_device_register_simple("cs89x0", 0, cdb89712_cs8900_resource,
+					ARRAY_SIZE(cdb89712_cs8900_resource));
 }
 
 MACHINE_START(CDB89712, "Cirrus-CDB89712")
 	/* Maintainer: Ray Lehtiniemi */
 	.atag_offset	= 0x100,
-	.map_io		= cdb89712_map_io,
+	.map_io		= clps711x_map_io,
 	.init_machine	= cdb89712_init,
 	.init_irq	= clps711x_init_irq,
 	.restart	= clps711x_restart,
diff --git a/arch/arm/mach-clps711x/edb7211.c b/arch/arm/mach-clps711x/edb7211.c
index 119610b..7eaaafa 100644
--- a/arch/arm/mach-clps711x/edb7211.c
+++ b/arch/arm/mach-clps711x/edb7211.c
@@ -10,6 +10,7 @@
 #include <linux/init.h>
 #include <linux/memblock.h>
 #include <linux/types.h>
+#include <linux/interrupt.h>
 #include <linux/platform_device.h>
 
 #include <asm/setup.h>
@@ -21,7 +22,15 @@
 
 #include "common.h"
 
-#define VIDEORAM_SIZE	SZ_128K
+#define VIDEORAM_SIZE		SZ_128K
+
+#define EDB7211_CS8900_BASE	(CS2_PHYS_BASE + 0x300)
+#define EDB7211_CS8900_IRQ	(IRQ_EINT3)
+
+static struct resource edb7211_cs8900_resource[] __initdata = {
+	DEFINE_RES_MEM(EDB7211_CS8900_BASE, SZ_1K),
+	DEFINE_RES_IRQ(EDB7211_CS8900_IRQ),
+};
 
 static struct map_desc edb7211_io_desc[] __initdata = {
 	{	/* Memory-mapped extra keyboard row */
@@ -29,11 +38,6 @@ static struct map_desc edb7211_io_desc[] __initdata = {
 		.pfn		= __phys_to_pfn(EP7211_PHYS_EXTKBD),
 		.length		= SZ_1M,
 		.type		= MT_DEVICE,
-	}, {	/* CS8900A Ethernet chip */
-		.virtual	= IO_ADDRESS(EP7211_PHYS_CS8900A),
-		.pfn		= __phys_to_pfn(EP7211_PHYS_CS8900A),
-		.length		= SZ_1M,
-		.type		= MT_DEVICE,
 	}, {	/* Flash bank 0 */
 		.virtual	= IO_ADDRESS(EP7211_PHYS_FLASH1),
 		.pfn		= __phys_to_pfn(EP7211_PHYS_FLASH1),
@@ -80,6 +84,9 @@ fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi)
 static void __init edb7211_init(void)
 {
 	platform_device_register_simple("uart-clps711x", 0, NULL, 0);
+
+	platform_device_register_simple("cs89x0", 0, edb7211_cs8900_resource,
+					ARRAY_SIZE(edb7211_cs8900_resource));
 }
 
 MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)")
diff --git a/arch/arm/mach-clps711x/include/mach/autcpu12.h b/arch/arm/mach-clps711x/include/mach/autcpu12.h
index f95ce6f..b077abd 100644
--- a/arch/arm/mach-clps711x/include/mach/autcpu12.h
+++ b/arch/arm/mach-clps711x/include/mach/autcpu12.h
@@ -20,9 +20,6 @@
 #ifndef __ASM_ARCH_AUTCPU12_H
 #define __ASM_ARCH_AUTCPU12_H
 
-/* The CS8900A ethernet chip has its I/O registers wired to chip select 2 */
-#define AUTCPU12_PHYS_CS8900A		CS2_PHYS_BASE
-
 /*
  * The flash bank is wired to chip select 0
  */
diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h
index 0a3df25..bd919e7 100644
--- a/arch/arm/mach-clps711x/include/mach/hardware.h
+++ b/arch/arm/mach-clps711x/include/mach/hardware.h
@@ -64,22 +64,11 @@
 #define CS7_PHYS_BASE		(0x00000000)
 #endif
 
-#if defined (CONFIG_ARCH_CDB89712)
-
-#define ETHER_PHYS_BASE		CS2_PHYS_BASE
-#define ETHER_SIZE		0x1000
-
-#endif
-
-
 #if defined (CONFIG_ARCH_EDB7211)
 
 /* The extra 8 lines of the keyboard matrix are wired to chip select 3 */
 #define EP7211_PHYS_EXTKBD	CS3_PHYS_BASE
 
-/* The CS8900A ethernet chip has its I/O registers wired to chip select 2 */
-#define EP7211_PHYS_CS8900A	CS2_PHYS_BASE
-
 /* The two flash banks are wired to chip selects 0 and 1 */
 #define EP7211_PHYS_FLASH1	CS0_PHYS_BASE
 #define EP7211_PHYS_FLASH2	CS1_PHYS_BASE
-- 
1.7.8.6




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