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authorGabor Juhos <juhosg@openwrt.org>2009-10-26 17:17:18 +0000
committerGabor Juhos <juhosg@openwrt.org>2009-10-26 17:17:18 +0000
commit69a3298ab5f02f9334498d6dcacf359cbc998b76 (patch)
tree5ac720a4bdde993e7207159e35ae1f6f66773ed3 /target/linux/ramips
parent7c7f004875752eda1985f274205412b01b4db318 (diff)
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ramips: use resource to pass irq and base address to the ethernet driver
SVN-Revision: 18166
Diffstat (limited to 'target/linux/ramips')
-rw-r--r--target/linux/ramips/files/arch/mips/include/asm/mach-ralink/eth.h2
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c20
-rw-r--r--target/linux/ramips/files/drivers/net/ramips.c16
3 files changed, 30 insertions, 8 deletions
diff --git a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/eth.h b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/eth.h
index e5f55d3..c228f6f 100644
--- a/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/eth.h
+++ b/target/linux/ramips/files/arch/mips/include/asm/mach-ralink/eth.h
@@ -189,10 +189,8 @@ struct ramips_tx_dma {
struct ramips_eth_platform_data
{
unsigned char mac[6];
- unsigned int base_addr;
void (*reset_fe)(void);
int min_pkt_len;
- int irq;
};
struct raeth_priv
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c
index 6155b9f..4956277 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/devices.c
@@ -103,18 +103,30 @@ static void rt305x_fe_reset(void)
rt305x_sysc_wr(0, RAMIPS_FE_RESET);
}
+static struct resource rt305x_eth_resources[] = {
+ {
+ .start = RT305X_FE_BASE,
+ .end = RT305X_FE_BASE + PAGE_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = RT305X_CPU_IRQ_FE,
+ .end = RT305X_CPU_IRQ_FE,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
static struct ramips_eth_platform_data ramips_eth_data = {
.mac = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55 },
- .base_addr = RT305X_FE_BASE,
- .irq = RT305X_CPU_IRQ_FE,
.reset_fe = rt305x_fe_reset,
.min_pkt_len = 64
};
static struct platform_device rt305x_eth_device = {
- .name = "ramips_eth",
+ .name = "ramips_eth",
+ .resource = rt305x_eth_resources,
+ .num_resources = ARRAY_SIZE(rt305x_eth_resources),
.dev = {
- .platform_data = (void *) &ramips_eth_data,
+ .platform_data = &ramips_eth_data,
}
};
diff --git a/target/linux/ramips/files/drivers/net/ramips.c b/target/linux/ramips/files/drivers/net/ramips.c
index ae47230..4975adc 100644
--- a/target/linux/ramips/files/drivers/net/ramips.c
+++ b/target/linux/ramips/files/drivers/net/ramips.c
@@ -338,6 +338,7 @@ ramips_eth_plat_probe(struct platform_device *plat)
{
struct raeth_priv *priv;
struct ramips_eth_platform_data *data = plat->dev.platform_data;
+ struct resource *res;
int err;
if (!data) {
@@ -345,7 +346,13 @@ ramips_eth_plat_probe(struct platform_device *plat)
return -EINVAL;
}
- ramips_fe_base = ioremap_nocache(data->base_addr, PAGE_SIZE);
+ res = platform_get_resource(plat, IORESOURCE_MEM, 0);
+ if (!res) {
+ dev_err(&plat->dev, "no memory resource found\n");
+ return -ENXIO;
+ }
+
+ ramips_fe_base = ioremap_nocache(res->start, res->end - res->start + 1);
if(!ramips_fe_base)
return -ENOMEM;
@@ -357,7 +364,12 @@ ramips_eth_plat_probe(struct platform_device *plat)
}
strcpy(ramips_dev->name, "eth%d");
- ramips_dev->irq = data->irq;
+ ramips_dev->irq = platform_get_irq(plat, 0);
+ if (ramips_dev->irq < 0) {
+ dev_err(&plat->dev, "no IRQ resource found\n");
+ err = -ENXIO;
+ goto err_free_dev;
+ }
ramips_dev->addr_len = ETH_ALEN;
ramips_dev->base_addr = (unsigned long)ramips_fe_base;
ramips_dev->init = ramips_eth_probe;