Merge branch 'master' of git://git.denx.de/u-boot-arm

9 files changed, 89 insertions, 18 deletions

diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
index 9348552..0448c0b 100644
--- a/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
+++ b/arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c
@@ -193,6 +193,19 @@ void at91_spi1_hw_init(unsigned long cs_mask)
 }
 #endif
 
+#if defined(CONFIG_USB_OHCI_NEW) || defined(CONFIG_USB_EHCI)
+void at91_uhp_hw_init(void)
+{
+	/* Enable VBus on UHP ports */
+	at91_set_pio_output(AT91_PIO_PORTD, 18, 0); /* port A */
+	at91_set_pio_output(AT91_PIO_PORTD, 19, 0); /* port B */
+#if defined(CONFIG_USB_OHCI_NEW)
+	/* port C is OHCI only */
+	at91_set_pio_output(AT91_PIO_PORTD, 20, 0); /* port C */
+#endif
+}
+#endif
+
 #ifdef CONFIG_MACB
 void at91_macb_hw_init(void)
 {
diff --git a/arch/arm/cpu/arm926ejs/kirkwood/mpp.c b/arch/arm/cpu/arm926ejs/kirkwood/mpp.c
index 03eb2de..0ba6f09 100644
--- a/arch/arm/cpu/arm926ejs/kirkwood/mpp.c
+++ b/arch/arm/cpu/arm926ejs/kirkwood/mpp.c
@@ -31,7 +31,7 @@ static u32 kirkwood_variant(void)
 #define MPP_CTRL(i)	(KW_MPP_BASE + (i* 4))
 #define MPP_NR_REGS	(1 + MPP_MAX/8)
 
-void kirkwood_mpp_conf(u32 *mpp_list, u32 *mpp_save)
+void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save)
 {
 	u32 mpp_ctrl[MPP_NR_REGS];
 	unsigned int variant_mask;
diff --git a/arch/arm/include/asm/arch-at91/at91sam9x5.h b/arch/arm/include/asm/arch-at91/at91sam9x5.h
index 0e728c9..de0f1b1 100644
--- a/arch/arm/include/asm/arch-at91/at91sam9x5.h
+++ b/arch/arm/include/asm/arch-at91/at91sam9x5.h
@@ -154,6 +154,8 @@
 #define ATMEL_PIO_PORTS         4
 #define CPU_HAS_PIO3
 #define PIO_SCDR_DIV            (0x3fff <<  0)  /* Slow Clock Divider Mask */
+#define ATMEL_PMC_UHP		AT91SAM926x_PMC_UHP
+#define ATMEL_ID_UHP		ATMEL_ID_UHPHS
 
 /*
  * at91sam9x5 specific prototypes
diff --git a/arch/arm/include/asm/arch-kirkwood/cpu.h b/arch/arm/include/asm/arch-kirkwood/cpu.h
index 57bfe8e..009a6bb 100644
--- a/arch/arm/include/asm/arch-kirkwood/cpu.h
+++ b/arch/arm/include/asm/arch-kirkwood/cpu.h
@@ -33,7 +33,7 @@
 			| (attr << 8) | (kw_winctrl_calcsize(size) << 16))
 
 #define KWGBE_PORT_SERIAL_CONTROL1_REG(_x)	\
-		((_x ? KW_EGIGA0_BASE : KW_EGIGA1_BASE) + 0x44c)
+		((_x ? KW_EGIGA1_BASE : KW_EGIGA0_BASE) + 0x44c)
 
 #define KW_REG_PCIE_DEVID		(KW_REG_PCIE_BASE + 0x00)
 #define KW_REG_PCIE_REVID		(KW_REG_PCIE_BASE + 0x08)
diff --git a/arch/arm/include/asm/arch-kirkwood/mpp.h b/arch/arm/include/asm/arch-kirkwood/mpp.h
index 8ceea7b..48d1477 100644
--- a/arch/arm/include/asm/arch-kirkwood/mpp.h
+++ b/arch/arm/include/asm/arch-kirkwood/mpp.h
@@ -312,6 +312,6 @@
 
 #define MPP_MAX			49
 
-void kirkwood_mpp_conf(u32 *mpp_list, u32 *mpp_save);
+void kirkwood_mpp_conf(const u32 *mpp_list, u32 *mpp_save);
 
 #endif
diff --git a/arch/arm/include/asm/global_data.h b/arch/arm/include/asm/global_data.h
index 2b9af93..41a26ed 100644
--- a/arch/arm/include/asm/global_data.h
+++ b/arch/arm/include/asm/global_data.h
@@ -73,6 +73,7 @@ typedef	struct	global_data {
 	unsigned long	reloc_off;
 #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF))
 	unsigned long	tlb_addr;
+	unsigned long	tlb_size;
 #endif
 	const void	*fdt_blob;	/* Our device tree, NULL if none */
 	void		**jt;		/* jump table */
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 07baee2..57111af 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -42,14 +42,15 @@ ifndef CONFIG_SPL_BUILD
 COBJS-y	+= board.o
 COBJS-y	+= bootm.o
 COBJS-$(CONFIG_SYS_L2_PL310) += cache-pl310.o
-COBJS-y	+= interrupts.o
-COBJS-y	+= reset.o
 SOBJS-$(CONFIG_USE_ARCH_MEMSET) += memset.o
 SOBJS-$(CONFIG_USE_ARCH_MEMCPY) += memcpy.o
 else
 COBJS-$(CONFIG_SPL_FRAMEWORK) += spl.o
 endif
 
+COBJS-y	+= interrupts.o
+COBJS-y	+= reset.o
+
 COBJS-y	+= cache.o
 COBJS-y	+= cache-cp15.o
 
diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c
index 0459d0c..cfe32cc 100644
--- a/arch/arm/lib/board.c
+++ b/arch/arm/lib/board.c
@@ -40,6 +40,7 @@
 
 #include <common.h>
 #include <command.h>
+#include <environment.h>
 #include <malloc.h>
 #include <stdio_dev.h>
 #include <version.h>
@@ -231,15 +232,23 @@ int __power_init_board(void)
 int power_init_board(void)
 	__attribute__((weak, alias("__power_init_board")));
 
+	/* Record the board_init_f() bootstage (after arch_cpu_init()) */
+static int mark_bootstage(void)
+{
+	bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_F, "board_init_f");
+
+	return 0;
+}
+
 init_fnc_t *init_sequence[] = {
 	arch_cpu_init,		/* basic arch cpu dependent setup */
-
-#if defined(CONFIG_BOARD_EARLY_INIT_F)
-	board_early_init_f,
-#endif
+	mark_bootstage,
 #ifdef CONFIG_OF_CONTROL
 	fdtdec_check_fdt,
 #endif
+#if defined(CONFIG_BOARD_EARLY_INIT_F)
+	board_early_init_f,
+#endif
 	timer_init,		/* initialize timer */
 #ifdef CONFIG_BOARD_POSTCLK_INIT
 	board_postclk_init,
@@ -277,8 +286,6 @@ void board_init_f(ulong bootflag)
 	void *new_fdt = NULL;
 	size_t fdt_size = 0;
 
-	bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_F, "board_init_f");
-
 	memset((void *)gd, 0, sizeof(gd_t));
 
 	gd->mon_len = _bss_end_ofs;
@@ -348,13 +355,14 @@ void board_init_f(ulong bootflag)
 
 #if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF))
 	/* reserve TLB table */
-	addr -= (4096 * 4);
+	gd->tlb_size = 4096 * 4;
+	addr -= gd->tlb_size;
 
 	/* round down to next 64 kB limit */
 	addr &= ~(0x10000 - 1);
 
 	gd->tlb_addr = addr;
-	debug("TLB table at: %08lx\n", addr);
+	debug("TLB table from %08lx to %08lx\n", addr, addr + gd->tlb_size);
 #endif
 
 	/* round down to next 4 kB limit */
@@ -467,7 +475,38 @@ static char *failed = "*** failed ***\n";
 #endif
 
 /*
- ************************************************************************
+ * Tell if it's OK to load the environment early in boot.
+ *
+ * If CONFIG_OF_CONFIG is defined, we'll check with the FDT to see
+ * if this is OK (defaulting to saying it's not OK).
+ *
+ * NOTE: Loading the environment early can be a bad idea if security is
+ *       important, since no verification is done on the environment.
+ *
+ * @return 0 if environment should not be loaded, !=0 if it is ok to load
+ */
+static int should_load_env(void)
+{
+#ifdef CONFIG_OF_CONTROL
+	return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 0);
+#elif defined CONFIG_DELAY_ENVIRONMENT
+	return 0;
+#else
+	return 1;
+#endif
+}
+
+#if defined(CONFIG_DISPLAY_BOARDINFO_LATE) && defined(CONFIG_OF_CONTROL)
+static void display_fdt_model(const void *blob)
+{
+	const char *model;
+
+	model = (char *)fdt_getprop(blob, 0, "model", NULL);
+	printf("Model: %s\n", model ? model : "<unknown>");
+}
+#endif
+
+/************************************************************************
  *
  * This is the next part if the initialization sequence: we are now
  * running from RAM and have a "normal" C environment, i. e. global
@@ -560,8 +599,8 @@ void board_init_r(gd_t *id, ulong dest_addr)
 #endif
 
 #ifdef CONFIG_GENERIC_MMC
-       puts("MMC:   ");
-       mmc_initialize(gd->bd);
+	puts("MMC:   ");
+	mmc_initialize(gd->bd);
 #endif
 
 #ifdef CONFIG_HAS_DATAFLASH
@@ -570,7 +609,10 @@ void board_init_r(gd_t *id, ulong dest_addr)
 #endif
 
 	/* initialize environment */
-	env_relocate();
+	if (should_load_env())
+		env_relocate();
+	else
+		set_default_env(NULL);
 
 #if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI)
 	arm_pci_init();
@@ -587,6 +629,15 @@ void board_init_r(gd_t *id, ulong dest_addr)
 
 	console_init_r();	/* fully init console as a device */
 
+#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
+# ifdef CONFIG_OF_CONTROL
+	/* Put this here so it appears on the LCD, now it is ready */
+	display_fdt_model(gd->fdt_blob);
+# else
+	checkboard();
+# endif
+#endif
+
 #if defined(CONFIG_ARCH_MISC_INIT)
 	/* miscellaneous arch dependent initialisations */
 	arch_misc_init();
diff --git a/arch/arm/lib/cache-cp15.c b/arch/arm/lib/cache-cp15.c
index 6edf815..1cab27c 100644
--- a/arch/arm/lib/cache-cp15.c
+++ b/arch/arm/lib/cache-cp15.c
@@ -153,8 +153,11 @@ static void cache_disable(uint32_t cache_bit)
 			return;
 		/* if disabling data cache, disable mmu too */
 		cache_bit |= CR_M;
-		flush_dcache_all();
 	}
+	reg = get_cr();
+	cp_delay();
+	if (cache_bit == (CR_C | CR_M))
+		flush_dcache_all();
 	set_cr(reg & ~cache_bit);
 }
 #endif