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Code

ramips: ramips_esw: use a private structure for the functions

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24329 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2010-12-08 10:14:54 +00:00
parent fa9c65f417
commit 1fcc0bf36c
1 changed files with 43 additions and 36 deletions
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79
target/linux/ramips/files/drivers/net/ramips_esw.c
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@ -8,18 +8,22 @@
#define RT305X_ESW_PHY_CONTROL_0 0xC0
#define RT305X_ESW_PHY_CONTROL_1 0xC4
static void __iomem *ramips_esw_base = 0;
struct rt305x_esw {
void __iomem *base;
};
static struct rt305x_esw rt305x_esw;
static inline void
ramips_esw_wr(u32 val, unsigned reg)
ramips_esw_wr(struct rt305x_esw *esw, u32 val, unsigned reg)
{
__raw_writel(val, ramips_esw_base + reg);
__raw_writel(val, esw->base + reg);
}
static inline u32
ramips_esw_rr(unsigned reg)
ramips_esw_rr(struct rt305x_esw *esw, unsigned reg)
{
return __raw_readl(ramips_esw_base + reg);
return __raw_readl(esw->base + reg);
}
static void
@ -34,7 +38,8 @@ ramips_enable_mdio(int s)
}
u32
mii_mgr_write(u32 phy_addr, u32 phy_register, u32 write_data)
mii_mgr_write(struct rt305x_esw *esw, u32 phy_addr, u32 phy_register,
u32 write_data)
{
unsigned long volatile t_start = jiffies;
int ret = 0;
@ -42,7 +47,7 @@ mii_mgr_write(u32 phy_addr, u32 phy_register, u32 write_data)
ramips_enable_mdio(1);
while(1)
{
if(!(ramips_esw_rr(RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0)))
if(!(ramips_esw_rr(esw, RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0)))
break;
if(time_after(jiffies, t_start + RT305X_ESW_PHY_TOUT))
{
@ -50,12 +55,12 @@ mii_mgr_write(u32 phy_addr, u32 phy_register, u32 write_data)
goto out;
}
}
ramips_esw_wr(((write_data & 0xFFFF) << 16) | (phy_register << 8) |
ramips_esw_wr(esw, ((write_data & 0xFFFF) << 16) | (phy_register << 8) |
(phy_addr) | RT305X_ESW_PHY_WRITE, RT305X_ESW_PHY_CONTROL_0);
t_start = jiffies;
while(1)
{
if(ramips_esw_rr(RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0))
if(ramips_esw_rr(esw, RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0))
break;
if(time_after(jiffies, t_start + RT305X_ESW_PHY_TOUT))
{
@ -73,41 +78,43 @@ out:
static int
rt305x_esw_init(void)
{
struct rt305x_esw *esw;
int i;
ramips_esw_base = ioremap_nocache(RT305X_SWITCH_BASE, PAGE_SIZE);
if(!ramips_esw_base)
esw = &rt305x_esw;
esw->base = ioremap_nocache(RT305X_SWITCH_BASE, PAGE_SIZE);
if(!esw->base)
return -ENOMEM;
/* vodoo from original driver */
ramips_esw_wr(0xC8A07850, 0x08);
ramips_esw_wr(0x00000000, 0xe4);
ramips_esw_wr(0x00405555, 0x14);
ramips_esw_wr(0x00002001, 0x50);
ramips_esw_wr(0x00007f7f, 0x90);
ramips_esw_wr(0x00007f3f, 0x98);
ramips_esw_wr(0x00d6500c, 0xcc);
ramips_esw_wr(0x0008a301, 0x9c);
ramips_esw_wr(0x02404040, 0x8c);
ramips_esw_wr(0x00001002, 0x48);
ramips_esw_wr(0x3f502b28, 0xc8);
ramips_esw_wr(0x00000000, 0x84);
ramips_esw_wr(esw, 0xC8A07850, 0x08);
ramips_esw_wr(esw, 0x00000000, 0xe4);
ramips_esw_wr(esw, 0x00405555, 0x14);
ramips_esw_wr(esw, 0x00002001, 0x50);
ramips_esw_wr(esw, 0x00007f7f, 0x90);
ramips_esw_wr(esw, 0x00007f3f, 0x98);
ramips_esw_wr(esw, 0x00d6500c, 0xcc);
ramips_esw_wr(esw, 0x0008a301, 0x9c);
ramips_esw_wr(esw, 0x02404040, 0x8c);
ramips_esw_wr(esw, 0x00001002, 0x48);
ramips_esw_wr(esw, 0x3f502b28, 0xc8);
ramips_esw_wr(esw, 0x00000000, 0x84);
mii_mgr_write(0, 31, 0x8000);
mii_mgr_write(esw, 0, 31, 0x8000);
for(i = 0; i < 5; i++)
{
mii_mgr_write(i, 0, 0x3100); //TX10 waveform coefficient
mii_mgr_write(i, 26, 0x1601); //TX10 waveform coefficient
mii_mgr_write(i, 29, 0x7058); //TX100/TX10 AD/DA current bias
mii_mgr_write(i, 30, 0x0018); //TX100 slew rate control
mii_mgr_write(esw, i, 0, 0x3100); //TX10 waveform coefficient
mii_mgr_write(esw, i, 26, 0x1601); //TX10 waveform coefficient
mii_mgr_write(esw, i, 29, 0x7058); //TX100/TX10 AD/DA current bias
mii_mgr_write(esw, i, 30, 0x0018); //TX100 slew rate control
}
/* PHY IOT */
mii_mgr_write(0, 31, 0x0); //select global register
mii_mgr_write(0, 22, 0x052f); //tune TP_IDL tail and head waveform
mii_mgr_write(0, 17, 0x0fe0); //set TX10 signal amplitude threshold to minimum
mii_mgr_write(0, 18, 0x40ba); //set squelch amplitude to higher threshold
mii_mgr_write(0, 14, 0x65); //longer TP_IDL tail length
mii_mgr_write(0, 31, 0x8000); //select local register
mii_mgr_write(esw, 0, 31, 0x0); //select global register
mii_mgr_write(esw, 0, 22, 0x052f); //tune TP_IDL tail and head waveform
mii_mgr_write(esw, 0, 17, 0x0fe0); //set TX10 signal amplitude threshold to minimum
mii_mgr_write(esw, 0, 18, 0x40ba); //set squelch amplitude to higher threshold
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)
@ -115,8 +122,8 @@ rt305x_esw_init(void)
rt305x_sysc_wr(0x0, 0x670); //GPIO41-GPIO50 output low
/* set default vlan */
ramips_esw_wr(0x2001, 0x50);
ramips_esw_wr(0x504f, 0x70);
ramips_esw_wr(esw, 0x2001, 0x50);
ramips_esw_wr(esw, 0x504f, 0x70);
return 0;
}