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Code

ramips: ramips_esw: don't touch GPIO_PURPOSE register

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It must have been set by the board initialization code.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24332 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2010-12-08 10:15:04 +00:00
parent bc4cb1b39f
commit 1600b801ec
1 changed files with 0 additions and 20 deletions
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20
target/linux/ramips/files/drivers/net/ramips_esw.c
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@ -3,8 +3,6 @@
#include <rt305x_regs.h>
#include <rt305x_esw_platform.h>
#define GPIO_PRUPOSE 0x60
#define GPIO_MDIO_BIT (1<<7)
#define RT305X_ESW_PHY_WRITE (1 << 13)
#define RT305X_ESW_PHY_TOUT (5 * HZ)
#define RT305X_ESW_PHY_CONTROL_0 0xC0
@ -27,17 +25,6 @@ ramips_esw_rr(struct rt305x_esw *esw, unsigned reg)
return __raw_readl(esw->base + reg);
}
static void
ramips_enable_mdio(int s)
{
u32 gpio = rt305x_sysc_rr(GPIO_PRUPOSE);
if(s)
gpio &= ~GPIO_MDIO_BIT;
else
gpio |= GPIO_MDIO_BIT;
rt305x_sysc_wr(gpio, GPIO_PRUPOSE);
}
u32
mii_mgr_write(struct rt305x_esw *esw, u32 phy_addr, u32 phy_register,
u32 write_data)
@ -45,7 +32,6 @@ mii_mgr_write(struct rt305x_esw *esw, u32 phy_addr, u32 phy_register,
unsigned long volatile t_start = jiffies;
int ret = 0;
ramips_enable_mdio(1);
while(1)
{
if(!(ramips_esw_rr(esw, RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0)))
@ -70,7 +56,6 @@ mii_mgr_write(struct rt305x_esw *esw, u32 phy_addr, u32 phy_register,
}
}
out:
ramips_enable_mdio(0);
if(ret)
printk(KERN_ERR "ramips_eth: MDIO timeout\n");
return ret;
@ -111,11 +96,6 @@ rt305x_esw_hw_init(struct rt305x_esw *esw)
mii_mgr_write(esw, 0, 14, 0x65); //longer TP_IDL tail length
mii_mgr_write(esw, 0, 31, 0x8000); //select local register
/* Port 5 Disabled */
rt305x_sysc_wr(rt305x_sysc_rr(0x60) | (1 << 9), 0x60); //set RGMII to GPIO mode (GPIO41-GPIO50)
rt305x_sysc_wr(0xfff, 0x674); //GPIO41-GPIO50 output mode
rt305x_sysc_wr(0x0, 0x670); //GPIO41-GPIO50 output low
/* set default vlan */
ramips_esw_wr(esw, 0x2001, 0x50);
ramips_esw_wr(esw, 0x504f, 0x70);