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CS89x0 : add CS89x0 platform device to the iMX31ADS board

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Add CS89x0 networking support to the iMX31ADS board by using the
platform driver support in the CS89x0 driver.

Signed-off-by: Jaccon Bastiaansen <jaccon.bastiaansen@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Jaccon Bastiaansen
2012-01-26 21:47:27 +01:00
committed by Sascha Hauer
parent 69c311fd60
commit 64a38516ff
4 changed files with 34 additions and 45 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm/configs/imx_v6_v7_defconfig
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@@ -26,7 +26,6 @@ CONFIG_MACH_ARMADILLO5X0=y
CONFIG_MACH_KZM_ARM11_01=y
CONFIG_MACH_PCM043=y
CONFIG_MACH_MX35_3DS=y
CONFIG_MACH_EUKREA_CPUIMX35=y
CONFIG_MACH_VPR200=y
CONFIG_MACH_IMX51_DT=y
CONFIG_MACH_MX51_3DS=y
@@ -82,8 +81,9 @@ CONFIG_PATA_IMX=y
CONFIG_NETDEVICES=y
# CONFIG_NET_VENDOR_BROADCOM is not set
# CONFIG_NET_VENDOR_CHELSIO is not set
CONFIG_CS89x0=y
CONFIG_CS89x0_PLATFORM=y
# CONFIG_NET_VENDOR_FARADAY is not set
CONFIG_FEC=y
# CONFIG_NET_VENDOR_INTEL is not set
# CONFIG_NET_VENDOR_MARVELL is not set
# CONFIG_NET_VENDOR_MICREL is not set

35
arch/arm/mach-imx/mach-mx31ads.c
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@@ -28,7 +28,6 @@
#include <asm/memory.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/board-mx31ads.h>
#include <mach/iomux-mx3.h>
#ifdef CONFIG_MACH_MX31ADS_WM1133_EV1
@@ -39,6 +38,9 @@
#include "devices-imx31.h"
/* Base address of PBC controller */
#define PBC_BASE_ADDRESS MX31_CS4_BASE_ADDR_VIRT
/* PBC Board interrupt status register */
#define PBC_INTSTATUS 0x000016
@@ -62,6 +64,7 @@
#define PBC_INTMASK_CLEAR_REG (PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS)
#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_4)
#define MXC_EXP_IO_BASE MXC_BOARD_IRQ_START
#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE)
#define EXPIO_INT_XUART_INTA (MXC_EXP_IO_BASE + 10)
@@ -69,6 +72,10 @@
#define MXC_MAX_EXP_IO_LINES 16
/* CS8900 */
#define EXPIO_INT_ENET_INT (MXC_EXP_IO_BASE + 8)
#define CS4_CS8900_MMIO_START 0x20000
/*
* The serial port definition structure.
*/
@@ -101,11 +108,29 @@ static struct platform_device serial_device = {
},
};
static const struct resource mx31ads_cs8900_resources[] __initconst = {
DEFINE_RES_MEM(MX31_CS4_BASE_ADDR + CS4_CS8900_MMIO_START, SZ_64K),
DEFINE_RES_IRQ(EXPIO_INT_ENET_INT),
};
static const struct platform_device_info mx31ads_cs8900_devinfo __initconst = {
.name = "cs89x0",
.id = 0,
.res = mx31ads_cs8900_resources,
.num_res = ARRAY_SIZE(mx31ads_cs8900_resources),
};
static int __init mxc_init_extuart(void)
{
return platform_device_register(&serial_device);
}
static void __init mxc_init_ext_ethernet(void)
{
platform_device_register_full(
(struct platform_device_info *)&mx31ads_cs8900_devinfo);
}
static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
@@ -492,12 +517,15 @@ static void __init mxc_init_audio(void)
mxc_iomux_setup_multiple_pins(ssi_pins, ARRAY_SIZE(ssi_pins), "ssi");
}
/* static mappings */
/*
* Static mappings, starting from the CS4 start address up to the start address
* of the CS8900.
*/
static struct map_desc mx31ads_io_desc[] __initdata = {
{
.virtual = MX31_CS4_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(MX31_CS4_BASE_ADDR),
.length = MX31_CS4_SIZE / 2,
.length = CS4_CS8900_MMIO_START,
.type = MT_DEVICE
},
};
@@ -522,6 +550,7 @@ static void __init mx31ads_init(void)
mxc_init_imx_uart();
mxc_init_i2c();
mxc_init_audio();
mxc_init_ext_ethernet();
}
static void __init mx31ads_timer_init(void)

33
arch/arm/plat-mxc/include/mach/board-mx31ads.h
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@@ -1,33 +0,0 @@
/*
* Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* 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.
*/
#ifndef __ASM_ARCH_MXC_BOARD_MX31ADS_H__
#define __ASM_ARCH_MXC_BOARD_MX31ADS_H__
#include <mach/hardware.h>
/*
* These symbols are used by drivers/net/cs89x0.c.
* This is ugly as hell, but we have to provide them until
* someone fixed the driver.
*/
/* Base address of PBC controller */
#define PBC_BASE_ADDRESS MX31_CS4_BASE_ADDR_VIRT
/* Offsets for the PBC Controller register */
/* Ethernet Controller IO base address */
#define PBC_CS8900A_IOBASE 0x020000
#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START)
#define EXPIO_INT_ENET_INT (MXC_EXP_IO_BASE + 8)
#endif /* __ASM_ARCH_MXC_BOARD_MX31ADS_H__ */

7
drivers/net/ethernet/cirrus/cs89x0.c
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@@ -182,13 +182,6 @@ static unsigned int cs8900_irq_map[] = {IRQ_IXDP2351_CS8900, 0, 0, 0};
#define CS89x0_NONISA_IRQ
static unsigned int netcard_portlist[] __used __initdata = {IXDP2X01_CS8900_VIRT_BASE, 0};
static unsigned int cs8900_irq_map[] = {IRQ_IXDP2X01_CS8900, 0, 0, 0};
#elif defined(CONFIG_MACH_MX31ADS)
#define CS89x0_NONISA_IRQ
#include <mach/board-mx31ads.h>
static unsigned int netcard_portlist[] __used __initdata = {
PBC_BASE_ADDRESS + PBC_CS8900A_IOBASE + 0x300, 0
};
static unsigned cs8900_irq_map[] = {EXPIO_INT_ENET_INT, 0, 0, 0};
#else
#ifndef CONFIG_CS89x0_PLATFORM
static unsigned int netcard_portlist[] __used __initdata =