summaryrefslogtreecommitdiff
path: root/cpu/ppc4xx/4xx_enet.c
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/ppc4xx/4xx_enet.c')
-rw-r--r--cpu/ppc4xx/4xx_enet.c113
1 files changed, 89 insertions, 24 deletions
diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c
index 71a9e37..841cb77 100644
--- a/cpu/ppc4xx/4xx_enet.c
+++ b/cpu/ppc4xx/4xx_enet.c
@@ -133,13 +133,15 @@
#define BI_PHYMODE_GMII 3
#define BI_PHYMODE_RTBI 4
#define BI_PHYMODE_TBI 5
-#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
#define BI_PHYMODE_SMII 6
#define BI_PHYMODE_MII 7
#endif
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || \
- defined(CONFIG_440GRX) || defined(CONFIG_440SP)
+#if defined(CONFIG_440SP) || defined(CONFIG_440SPE) \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
#define SDR0_MFR_ETH_CLK_SEL_V(n) ((0x01<<27) / (n+1))
#endif
@@ -172,6 +174,12 @@ struct eth_device *emac0_dev = NULL;
#define CONFIG_EMAC_NR_START 0
#endif
+#if defined(CONFIG_405EX) || defined(CONFIG_440EPX)
+#define ETH_IRQ_NUM(dev) (VECNUM_ETH0 + ((dev)))
+#else
+#define ETH_IRQ_NUM(dev) (VECNUM_ETH0 + ((dev) * 2))
+#endif
+
/*-----------------------------------------------------------------------------+
* Prototypes and externals.
*-----------------------------------------------------------------------------*/
@@ -197,7 +205,9 @@ static void ppc_4xx_eth_halt (struct eth_device *dev)
{
EMAC_4XX_HW_PST hw_p = dev->priv;
uint32_t failsafe = 10000;
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440SPE) || \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
unsigned long mfr;
#endif
@@ -221,7 +231,9 @@ static void ppc_4xx_eth_halt (struct eth_device *dev)
}
/* EMAC RESET */
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440SPE) || \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
/* provide clocks for EMAC internal loopback */
mfsdr (sdr_mfr, mfr);
mfr |= SDR0_MFR_ETH_CLK_SEL_V(hw_p->devnum);
@@ -230,7 +242,9 @@ static void ppc_4xx_eth_halt (struct eth_device *dev)
out32 (EMAC_M0 + hw_p->hw_addr, EMAC_M0_SRST);
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440SPE) || \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
/* remove clocks for EMAC internal loopback */
mfsdr (sdr_mfr, mfr);
mfr &= ~SDR0_MFR_ETH_CLK_SEL_V(hw_p->devnum);
@@ -389,6 +403,38 @@ int ppc_4xx_eth_setup_bridge(int devnum, bd_t * bis)
}
#endif /* CONFIG_440EPX */
+#if defined(CONFIG_405EX)
+int ppc_4xx_eth_setup_bridge(int devnum, bd_t * bis)
+{
+ u32 gmiifer = 0;
+
+ /*
+ * Right now only 2*RGMII is supported. Please extend when needed.
+ * sr - 2007-09-19
+ */
+ switch (1) {
+ case 1:
+ /* 2 x RGMII ports */
+ out32 (RGMII_FER, 0x00000055);
+ bis->bi_phymode[0] = BI_PHYMODE_RGMII;
+ bis->bi_phymode[1] = BI_PHYMODE_RGMII;
+ break;
+ case 2:
+ /* 2 x SMII ports */
+ break;
+ default:
+ break;
+ }
+
+ /* Ensure we setup mdio for this devnum and ONLY this devnum */
+ gmiifer = in32(RGMII_FER);
+ gmiifer |= (1 << (19-devnum));
+ out32 (RGMII_FER, gmiifer);
+
+ return ((int)0x0);
+}
+#endif /* CONFIG_405EX */
+
static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
{
int i, j;
@@ -402,19 +448,21 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
unsigned short reg_short;
#if defined(CONFIG_440GX) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_405EX)
sys_info_t sysinfo;
#if defined(CONFIG_440GX) || defined(CONFIG_440SPE) || \
- defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
int ethgroup = -1;
#endif
#endif
#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_405EX)
unsigned long mfr;
#endif
-
EMAC_4XX_HW_PST hw_p = dev->priv;
/* before doing anything, figure out if we have a MAC address */
@@ -426,7 +474,8 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
#if defined(CONFIG_440GX) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_405EX)
/* Need to get the OPB frequency so we can access the PHY */
get_sys_info (&sysinfo);
#endif
@@ -498,12 +547,16 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
out32 (ZMII_SSR, ZMII_SSR_SP << ZMII_SSR_V(devnum));
#endif /* defined(CONFIG_440) && !defined(CONFIG_440SP) */
+#if defined(CONFIG_405EX)
+ ethgroup = ppc_4xx_eth_setup_bridge(devnum, bis);
+#endif
__asm__ volatile ("eieio");
/* reset emac so we have access to the phy */
-#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+#if defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
/* provide clocks for EMAC internal loopback */
mfsdr (sdr_mfr, mfr);
mfr |= SDR0_MFR_ETH_CLK_SEL_V(devnum);
@@ -521,8 +574,9 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
if (failsafe <= 0)
printf("\nProblem resetting EMAC!\n");
-#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+#if defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
/* remove clocks for EMAC internal loopback */
mfsdr (sdr_mfr, mfr);
mfr &= ~SDR0_MFR_ETH_CLK_SEL_V(devnum);
@@ -531,7 +585,8 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
#if defined(CONFIG_440GX) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_405EX)
/* Whack the M1 register */
mode_reg = 0x0;
mode_reg &= ~0x00000038;
@@ -591,7 +646,8 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
#if defined(CONFIG_440GX) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_405EX)
#if defined(CONFIG_CIS8201_PHY)
/*
@@ -723,7 +779,8 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
}
#endif /* defined(CONFIG_440) && !defined(CONFIG_440SP) */
-#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
if (speed == 1000)
reg = (RGMII_SSR_SP_1000MBPS << RGMII_SSR_V (devnum));
else if (speed == 100)
@@ -740,7 +797,8 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/* set the Mal configuration reg */
#if defined(CONFIG_440GX) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_440SP) || defined(CONFIG_440SPE)
+ defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
+ defined(CONFIG_405EX)
mtdcr (malmcr, MAL_CR_PLBB | MAL_CR_OPBBL | MAL_CR_LEA |
MAL_CR_PLBLT_DEFAULT | MAL_CR_EOPIE | 0x00330000);
#else
@@ -978,8 +1036,8 @@ static int ppc_4xx_eth_init (struct eth_device *dev, bd_t * bis)
/*
* Connect interrupt service routines
*/
- irq_install_handler (VECNUM_ETH0 + (hw_p->devnum * 2),
- (interrupt_handler_t *) enetInt, dev);
+ irq_install_handler(ETH_IRQ_NUM(hw_p->devnum),
+ (interrupt_handler_t *) enetInt, dev);
}
mtmsr (msr); /* enable interrupts again */
@@ -1059,7 +1117,7 @@ static int ppc_4xx_eth_send (struct eth_device *dev, volatile void *ptr,
}
-#if defined (CONFIG_440)
+#if defined (CONFIG_440) || defined(CONFIG_405EX)
#if defined(CONFIG_440SP) || defined(CONFIG_440SPE)
/*
@@ -1073,7 +1131,8 @@ static int ppc_4xx_eth_send (struct eth_device *dev, volatile void *ptr,
#define UIC0SR uic0sr
#endif
-#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
#define UICMSR_ETHX uic0msr
#define UICSR_ETHX uic0sr
#else
@@ -1601,7 +1660,11 @@ int ppc_4xx_eth_initialize (bd_t * bis)
bis->bi_phynum[3] = CONFIG_PHY3_ADDR;
bis->bi_phymode[2] = 2;
bis->bi_phymode[3] = 2;
+#endif
+#if defined(CONFIG_440GX) || \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
ppc_4xx_eth_setup_bridge(0, bis);
#endif
@@ -1649,7 +1712,9 @@ int ppc_4xx_eth_initialize (bd_t * bis)
if (0 == virgin) {
/* set the MAL IER ??? names may change with new spec ??? */
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440SPE) || \
+ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+ defined(CONFIG_405EX)
mal_ier =
MAL_IER_PT | MAL_IER_PRE | MAL_IER_PWE |
MAL_IER_DE | MAL_IER_OTE | MAL_IER_OE | MAL_IER_PE ;
generated by cgit v0.10.2 at 2024-07-30 17:14:02 (GMT)