*/
#include <common.h>
-
-#ifdef CONFIG_DRIVER_SMC911X
-
#include <command.h>
#include <net.h>
#include <miiphy.h>
-#ifdef CONFIG_DRIVER_SMC911X_32_BIT
+#if defined (CONFIG_DRIVER_SMC911X_32_BIT) && \
+ defined (CONFIG_DRIVER_SMC911X_16_BIT)
+#error "SMC911X: Only one of CONFIG_DRIVER_SMC911X_32_BIT and \
+ CONFIG_DRIVER_SMC911X_16_BIT shall be set"
+#endif
+
+#if defined (CONFIG_DRIVER_SMC911X_32_BIT)
static inline u32 reg_read(u32 addr)
{
return *(volatile u32*)addr;
{
*(volatile u32*)addr = val;
}
+#elif defined (CONFIG_DRIVER_SMC911X_16_BIT)
+static inline u32 reg_read(u32 addr)
+{
+ volatile u16 *addr_16 = (u16 *)addr;
+ return ((*addr_16 & 0x0000ffff) | (*(addr_16 + 1) << 16));
+}
+static inline void reg_write(u32 addr, u32 val)
+{
+ *(volatile u16*)addr = (u16)val;
+ *(volatile u16*)(addr + 2) = (u16)(val >> 16);
+}
#else
-#error "SMC911X: Only 32-bit bus is supported"
-#endif
+#error "SMC911X: undefined bus width"
+#endif /* CONFIG_DRIVER_SMC911X_16_BIT */
#define mdelay(n) udelay((n)*1000)
val = reg_read(BYTE_TEST);
if (val != 0x87654321) {
- printf(DRIVERNAME ": Invalid chip endian 0x08%x\n", val);
+ printf(DRIVERNAME ": Invalid chip endian 0x%08lx\n", val);
goto err_out;
}
if (chip_ids[i].id == val) break;
}
if (!chip_ids[i].id) {
- printf(DRIVERNAME ": Unknown chip ID %04x\n", val);
+ printf(DRIVERNAME ": Unknown chip ID %04lx\n", val);
goto err_out;
}
return 0;
}
-
-#endif /* CONFIG_DRIVER_SMC911X */