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Diffstat (limited to 'board/amcc/taihu/taihu.c')
-rw-r--r--board/amcc/taihu/taihu.c62
1 files changed, 12 insertions, 50 deletions
diff --git a/board/amcc/taihu/taihu.c b/board/amcc/taihu/taihu.c
index eedde59..254e3eb 100644
--- a/board/amcc/taihu/taihu.c
+++ b/board/amcc/taihu/taihu.c
@@ -78,10 +78,10 @@ int checkboard(void)
}
/*************************************************************************
- * long int initdram
+ * phys_size_t initdram
*
************************************************************************/
-long int initdram(int board)
+phys_size_t initdram(int board)
{
return CFG_SDRAM_SIZE_PER_BANK * CFG_SDRAM_BANKS; /* 128Mbytes */
}
@@ -165,16 +165,20 @@ unsigned char spi_read(void)
return (unsigned char)gpio_read_in_bit(SPI_DIN_GPIO15);
}
-void taihu_spi_chipsel(int cs)
+int spi_cs_is_valid(unsigned int bus, unsigned int cs)
{
- gpio_write_bit(SPI_CS_GPIO0, cs);
+ return bus == 0 && cs == 0;
}
-spi_chipsel_type spi_chipsel[]= {
- taihu_spi_chipsel
-};
+void spi_cs_activate(struct spi_slave *slave)
+{
+ gpio_write_bit(SPI_CS_GPIO0, 1);
+}
-int spi_chipsel_cnt = sizeof(spi_chipsel) / sizeof(spi_chipsel[0]);
+void spi_cs_deactivate(struct spi_slave *slave)
+{
+ gpio_write_bit(SPI_CS_GPIO0, 0);
+}
#ifdef CONFIG_PCI
static unsigned char int_lines[32] = {
@@ -196,45 +200,3 @@ int pci_pre_init(struct pci_controller *hose)
return 1;
}
#endif /* CONFIG_PCI */
-
-#ifdef CFG_DRAM_TEST
-int testdram(void)
-{
- unsigned long *mem = (unsigned long *)0;
- const unsigned long kend = (1024 / sizeof(unsigned long));
- unsigned long k, n;
- unsigned long msr;
- unsigned long total_kbytes = CFG_SDRAM_SIZE_PER_BANK * CFG_SDRAM_BANKS / 1024;
-
- msr = mfmsr();
- mtmsr(msr & ~(MSR_EE));
-
- for (k = 0; k < total_kbytes ;
- ++k, mem += (1024 / sizeof(unsigned long))) {
- if ((k & 1023) == 0)
- printf("%3d MB\r", k / 1024);
-
- memset(mem, 0xaaaaaaaa, 1024);
- for (n = 0; n < kend; ++n) {
- if (mem[n] != 0xaaaaaaaa) {
- printf("SDRAM test fails at: %08x\n",
- (uint) & mem[n]);
- return 1;
- }
- }
-
- memset(mem, 0x55555555, 1024);
- for (n = 0; n < kend; ++n) {
- if (mem[n] != 0x55555555) {
- printf("SDRAM test fails at: %08x\n",
- (uint) & mem[n]);
- return 1;
- }
- }
- }
- printf("SDRAM test passes\n");
- mtmsr(msr);
-
- return 0;
-}
-#endif /* CFG_DRAM_TEST */