fdt: Fix typo in variable name.

[u-boot] / board / icecube / icecube.c

diff --git a/board/icecube/icecube.c b/board/icecube/icecube.c
index f958b32dbd8149f2de7ab14062c69495c062c342..760db736872a5a0890e78229b64f05ace66b0c26 100644 (file)
--- a/board/icecube/icecube.c
+++ b/board/icecube/icecube.c
@@ -28,6 +28,7 @@
 #include <mpc5xxx.h>
 #include <pci.h>
 #include <asm/processor.h>
+#include <libfdt.h>
 
 #if defined(CONFIG_LITE5200B)
 #include "mt46v32m16.h"
@@ -38,6 +39,53 @@
 #include "mt48lc16m16a2-75.h"
 # endif
 #endif
+
+#ifdef CONFIG_LITE5200B_PM
+/* u-boot part of low-power mode implementation */
+#define SAVED_ADDR (*(void **)0x00000000)
+#define PSC2_4 0x02
+
+void lite5200b_wakeup(void)
+{
+       unsigned char wakeup_pin;
+       void (*linux_wakeup)(void);
+
+       /* check PSC2_4, if it's down "QT" is signaling we have a wakeup
+        * from low power mode */
+       *(vu_char *)MPC5XXX_WU_GPIO_ENABLE = PSC2_4;
+       __asm__ volatile ("sync");
+
+       wakeup_pin = *(vu_char *)MPC5XXX_WU_GPIO_DATA_I;
+       if (wakeup_pin & PSC2_4)
+               return;
+
+       /* acknowledge to "QT"
+        * by holding pin at 1 for 10 uS */
+       *(vu_char *)MPC5XXX_WU_GPIO_DIR = PSC2_4;
+       __asm__ volatile ("sync");
+       *(vu_char *)MPC5XXX_WU_GPIO_DATA_O = PSC2_4;
+       __asm__ volatile ("sync");
+       udelay(10);
+
+       /* put ram out of self-refresh */
+       *(vu_long *)MPC5XXX_SDRAM_CTRL |= 0x80000000;   /* mode_en */
+       __asm__ volatile ("sync");
+       *(vu_long *)MPC5XXX_SDRAM_CTRL |= 0x50000000;   /* cke ref_en */
+       __asm__ volatile ("sync");
+       *(vu_long *)MPC5XXX_SDRAM_CTRL &= ~0x80000000;  /* !mode_en */
+       __asm__ volatile ("sync");
+       udelay(10); /* wait a bit */
+
+       /* jump back to linux kernel code */
+       linux_wakeup = SAVED_ADDR;
+       printf("\n\nLooks like we just woke, transferring control to 0x%08lx\n",
+                       linux_wakeup);
+       linux_wakeup();
+}
+#else
+#define lite5200b_wakeup()
+#endif
+
 #ifndef CFG_RAMBOOT
 static void sdram_start (int hi_addr)
 {
@@ -86,7 +134,7 @@ static void sdram_start (int hi_addr)
  */
 
 #if defined(CONFIG_MPC5200)
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
        ulong dramsize = 0;
        ulong dramsize2 = 0;
@@ -204,12 +252,14 @@ long int initdram (int board_type)
                __asm__ volatile ("sync");
        }
 
+       lite5200b_wakeup();
+
        return dramsize + dramsize2;
 }
 
 #elif defined(CONFIG_MGT5100)
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
        ulong dramsize = 0;
 #ifndef CFG_RAMBOOT
@@ -306,13 +356,13 @@ void pci_init_board(void)
 }
 #endif
 
-#if defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET)
+#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET)
 
 void init_ide_reset (void)
 {
        debug ("init_ide_reset\n");
 
-       /* Configure PSC1_4 as GPIO output for ATA reset */
+       /* Configure PSC1_4 as GPIO output for ATA reset */
        *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC1_4;
        *(vu_long *) MPC5XXX_WU_GPIO_DIR    |= GPIO_PSC1_4;
        /* Deassert reset */
@@ -331,4 +381,12 @@ void ide_set_reset (int idereset)
                *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |=  GPIO_PSC1_4;
        }
 }
-#endif /* defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET) */
+#endif
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+void
+ft_board_setup(void *blob, bd_t *bd)
+{
+       ft_cpu_setup(blob, bd);
+}
+#endif