[U-Boot] [PATCH 1/2] snowball: Add networking support
Roy Spliet
rspliet at eclipso.eu
Sat Dec 14 17:39:35 CET 2013
Signed-off-by: Roy Spliet <rspliet at eclipso.eu>
---
board/st-ericsson/snowball/snowball.c | 11 +++++++++++
drivers/net/smc911x.h | 14 ++++++++++----
include/configs/snowball.h | 14 ++++++++++++++
3 files changed, 35 insertions(+), 4 deletions(-)
diff --git a/board/st-ericsson/snowball/snowball.c b/board/st-ericsson/snowball/snowball.c
index c3061e2..356beb1 100644
--- a/board/st-ericsson/snowball/snowball.c
+++ b/board/st-ericsson/snowball/snowball.c
@@ -245,6 +245,8 @@ int board_late_init(void)
while (tstc())
(void) getc();
+ mdelay(25);
+
return 0;
}
@@ -338,3 +340,12 @@ int board_mmc_init(bd_t *bis)
return 0;
}
#endif /* CONFIG_MMC */
+
+int board_eth_init(bd_t *bis)
+{
+ int error = smc911x_initialize(0, CONFIG_SMC911X_BASE);
+ if(error)
+ return error;
+
+ return cpu_eth_init(bis);
+}
diff --git a/drivers/net/smc911x.h b/drivers/net/smc911x.h
index acae0cf..7fe55f1 100644
--- a/drivers/net/smc911x.h
+++ b/drivers/net/smc911x.h
@@ -19,6 +19,12 @@
CONFIG_SMC911X_16_BIT shall be set"
#endif
+#ifndef CONFIG_SMC911X_SHIFT
+#define CONFIG_SMC911X_SHIFT 0
+#endif
+
+#define smc911x_shift(i) ((i) << CONFIG_SMC911X_SHIFT)
+
#if defined (CONFIG_SMC911X_32_BIT)
static inline u32 __smc911x_reg_read(struct eth_device *dev, u32 offset)
{
@@ -37,14 +43,14 @@ void smc911x_reg_write(struct eth_device *dev, u32 offset, u32 val)
#elif defined (CONFIG_SMC911X_16_BIT)
static inline u32 smc911x_reg_read(struct eth_device *dev, u32 offset)
{
- volatile u16 *addr_16 = (u16 *)(dev->iobase + offset);
- return ((*addr_16 & 0x0000ffff) | (*(addr_16 + 1) << 16));
+ volatile u16 *addr_16 = (u16 *)(dev->iobase + smc911x_shift(offset));
+ return ((*addr_16 & 0x0000FFFF) | (*(addr_16 + smc911x_shift(1)) << 16));
}
static inline void smc911x_reg_write(struct eth_device *dev,
u32 offset, u32 val)
{
- *(volatile u16 *)(dev->iobase + offset) = (u16)val;
- *(volatile u16 *)(dev->iobase + offset + 2) = (u16)(val >> 16);
+ *(volatile u16 *)(dev->iobase + smc911x_shift(offset)) = (u16)val;
+ *(volatile u16 *)(dev->iobase + smc911x_shift(offset + 2)) = (u16)val;
}
#else
#error "SMC911X: undefined bus width"
diff --git a/include/configs/snowball.h b/include/configs/snowball.h
index 9a069f3..6201b3f 100644
--- a/include/configs/snowball.h
+++ b/include/configs/snowball.h
@@ -95,6 +95,10 @@
#define CONFIG_CMD_FAT
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_SOURCE
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_NET
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_PING
#ifndef CONFIG_BOOTDELAY
#define CONFIG_BOOTDELAY 1
@@ -245,4 +249,14 @@
#define CFG_FSMC_BASE 0x80000000 /* FSMC Controller */
+/*
+ * Networking
+ */
+#define CONFIG_NET
+#define CONFIG_NET_MULTI
+#define CONFIG_SMC911X
+#define CONFIG_SMC911X_16_BIT
+#define CONFIG_SMC911X_SHIFT 1
+#define CONFIG_SMC911X_BASE 0x50000000
+
#endif /* __CONFIG_H */
--
1.8.1.2
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