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Code

generic: rtl8366: add hw_init to initialize registers after reset

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21920 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2010-06-26 19:16:38 +00:00
parent 0b58bc0576
commit 693c0bd595
2 changed files with 128 additions and 4 deletions
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66
target/linux/generic-2.6/files/drivers/net/phy/rtl8366rb.c
View File

@ -35,6 +35,25 @@
#define RTL8366_CHIP_CTRL_VLAN (1 << 13)
#define RTL8366_CHIP_CTRL_VLAN_4KTB (1 << 14)
/* Switch Global Configuration register */
#define RTL8366_SGCR 0x0000
#define RTL8366_SGCR_EN_BC_STORM_CTRL BIT(0)
#define RTL8366_SGCR_MAX_LENGTH(_x) (_x << 4)
#define RTL8366_SGCR_MAX_LENGTH_MASK RTL8366_SGCR_MAX_LENGTH(0x3)
#define RTL8366_SGCR_MAX_LENGTH_1522 RTL8366_SGCR_MAX_LENGTH(0x0)
#define RTL8366_SGCR_MAX_LENGTH_1536 RTL8366_SGCR_MAX_LENGTH(0x1)
#define RTL8366_SGCR_MAX_LENGTH_1552 RTL8366_SGCR_MAX_LENGTH(0x2)
#define RTL8366_SGCR_MAX_LENGTH_9216 RTL8366_SGCR_MAX_LENGTH(0x3)
/* Port Enable Control register */
#define RTL8366_PECR 0x0001
/* Switch Security Control registers */
#define RTL8366_SSCR0 0x0002
#define RTL8366_SSCR1 0x0003
#define RTL8366_SSCR2 0x0004
#define RTL8366_SSCR2_DROP_UNKNOWN_DA BIT(0)
#define RTL8366_RESET_CTRL_REG 0x0100
#define RTL8366_CHIP_CTRL_RESET_HW 1
#define RTL8366_CHIP_CTRL_RESET_SW (1 << 1)
@ -221,6 +240,20 @@ static struct mib_counter rtl8366rb_mib_counters[RTL8366S_MIB_COUNT] = {
{ 70, 2, "IfOutBroadcastPkts" },
};
#define REG_WR(_smi, _reg, _val) \
do { \
err = rtl8366_smi_write_reg(_smi, _reg, _val); \
if (err) \
return err; \
} while (0)
#define REG_RMW(_smi, _reg, _mask, _val) \
do { \
err = rtl8366_smi_rmwr(_smi, _reg, _mask, _val); \
if (err) \
return err; \
} while (0)
static inline struct rtl8366rb *smi_to_rtl8366rb(struct rtl8366_smi *smi)
{
return container_of(smi, struct rtl8366rb, smi);
@ -261,6 +294,29 @@ static int rtl8366rb_reset_chip(struct rtl8366_smi *smi)
return 0;
}
static int rtl8366rb_hw_init(struct rtl8366_smi *smi)
{
int err;
/* set maximum packet length to 1536 bytes */
REG_RMW(smi, RTL8366_SGCR, RTL8366_SGCR_MAX_LENGTH_MASK,
RTL8366_SGCR_MAX_LENGTH_1536);
/* enable all ports */
REG_WR(smi, RTL8366_PECR, 0);
/* disable learning for all ports */
REG_WR(smi, RTL8366_SSCR0, RTL8366_PORT_ALL);
/* disable auto ageing for all ports */
REG_WR(smi, RTL8366_SSCR1, RTL8366_PORT_ALL);
/* don't drop packets whose DA has not been learned */
REG_RMW(smi, RTL8366_SSCR2, RTL8366_SSCR2_DROP_UNKNOWN_DA, 0);
return 0;
}
static int rtl8366rb_read_phy_reg(struct rtl8366_smi *smi,
u32 phy_no, u32 page, u32 addr, u32 *data)
{
@ -1339,6 +1395,10 @@ static int rtl8366rb_sw_reset_switch(struct switch_dev *dev)
if (err)
return err;
err = rtl8366rb_hw_init(smi);
if (err)
return err;
return rtl8366rb_reset_vlan(smi);
}
@ -1504,12 +1564,14 @@ static int rtl8366rb_setup(struct rtl8366rb *rtl)
struct rtl8366_smi *smi = &rtl->smi;
int ret;
rtl8366rb_debugfs_init(rtl);
ret = rtl8366rb_reset_chip(smi);
if (ret)
return ret;
rtl8366rb_debugfs_init(rtl);
return 0;
ret = rtl8366rb_hw_init(smi);
return ret;
}
static int rtl8366rb_detect(struct rtl8366_smi *smi)

66
target/linux/generic-2.6/files/drivers/net/phy/rtl8366s.c
View File

@ -34,6 +34,25 @@
#define RTL8366_CHIP_GLOBAL_CTRL_REG 0x0000
#define RTL8366_CHIP_CTRL_VLAN (1 << 13)
/* Switch Global Configuration register */
#define RTL8366_SGCR 0x0000
#define RTL8366_SGCR_EN_BC_STORM_CTRL BIT(0)
#define RTL8366_SGCR_MAX_LENGTH(_x) (_x << 4)
#define RTL8366_SGCR_MAX_LENGTH_MASK RTL8366_SGCR_MAX_LENGTH(0x3)
#define RTL8366_SGCR_MAX_LENGTH_1522 RTL8366_SGCR_MAX_LENGTH(0x0)
#define RTL8366_SGCR_MAX_LENGTH_1536 RTL8366_SGCR_MAX_LENGTH(0x1)
#define RTL8366_SGCR_MAX_LENGTH_1552 RTL8366_SGCR_MAX_LENGTH(0x2)
#define RTL8366_SGCR_MAX_LENGTH_16000 RTL8366_SGCR_MAX_LENGTH(0x3)
/* Port Enable Control register */
#define RTL8366_PECR 0x0001
/* Switch Security Control registers */
#define RTL8366_SSCR0 0x0002
#define RTL8366_SSCR1 0x0003
#define RTL8366_SSCR2 0x0004
#define RTL8366_SSCR2_DROP_UNKNOWN_DA BIT(0)
#define RTL8366_RESET_CTRL_REG 0x0100
#define RTL8366_CHIP_CTRL_RESET_HW 1
#define RTL8366_CHIP_CTRL_RESET_SW (1 << 1)
@ -230,6 +249,20 @@ static struct mib_counter rtl8366s_mib_counters[RTL8366S_MIB_COUNT] = {
{ 1, 6, 2, "IfOutBroadcastPkts" },
};
#define REG_WR(_smi, _reg, _val) \
do { \
err = rtl8366_smi_write_reg(_smi, _reg, _val); \
if (err) \
return err; \
} while (0)
#define REG_RMW(_smi, _reg, _mask, _val) \
do { \
err = rtl8366_smi_rmwr(_smi, _reg, _mask, _val); \
if (err) \
return err; \
} while (0)
static inline struct rtl8366s *smi_to_rtl8366s(struct rtl8366_smi *smi)
{
return container_of(smi, struct rtl8366s, smi);
@ -270,6 +303,29 @@ static int rtl8366s_reset_chip(struct rtl8366_smi *smi)
return 0;
}
static int rtl8366s_hw_init(struct rtl8366_smi *smi)
{
int err;
/* set maximum packet length to 1536 bytes */
REG_RMW(smi, RTL8366_SGCR, RTL8366_SGCR_MAX_LENGTH_MASK,
RTL8366_SGCR_MAX_LENGTH_1536);
/* enable all ports */
REG_WR(smi, RTL8366_PECR, 0);
/* disable learning for all ports */
REG_WR(smi, RTL8366_SSCR0, RTL8366_PORT_ALL);
/* disable auto ageing for all ports */
REG_WR(smi, RTL8366_SSCR1, RTL8366_PORT_ALL);
/* don't drop packets whose DA has not been learned */
REG_RMW(smi, RTL8366_SSCR2, RTL8366_SSCR2_DROP_UNKNOWN_DA, 0);
return 0;
}
static int rtl8366s_read_phy_reg(struct rtl8366_smi *smi,
u32 phy_no, u32 page, u32 addr, u32 *data)
{
@ -1327,6 +1383,10 @@ static int rtl8366s_sw_reset_switch(struct switch_dev *dev)
if (err)
return err;
err = rtl8366s_hw_init(smi);
if (err)
return err;
return rtl8366s_reset_vlan(smi);
}
@ -1492,12 +1552,14 @@ static int rtl8366s_setup(struct rtl8366s *rtl)
struct rtl8366_smi *smi = &rtl->smi;
int ret;
rtl8366s_debugfs_init(rtl);
ret = rtl8366s_reset_chip(smi);
if (ret)
return ret;
rtl8366s_debugfs_init(rtl);
return 0;
ret = rtl8366s_hw_init(smi);
return ret;
}
static int rtl8366s_detect(struct rtl8366_smi *smi)