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authorTom Rini <trini@ti.com>2013-01-11 14:38:24 -0700
committerTom Rini <trini@ti.com>2013-01-11 14:38:24 -0700
commit7a8e739cd5bc0c48511d343f469af89a88a3294d (patch)
tree2198c265cd9d83d58b42ab8a8e66c2fff4d4545a /arch
parent6fb4d74e59750b43f00d460c569e8a30c67c5bb0 (diff)
parent59ee45ee91cc91b392a8e2684bfcb8c933ce4967 (diff)
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Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/cpu/arm926ejs/at91/at91sam9x5_devices.c13
-rw-r--r--arch/arm/cpu/arm926ejs/kirkwood/mpp.c2
-rw-r--r--arch/arm/include/asm/arch-at91/at91sam9x5.h2
-rw-r--r--arch/arm/include/asm/arch-kirkwood/cpu.h2
-rw-r--r--arch/arm/include/asm/arch-kirkwood/mpp.h2
-rw-r--r--arch/arm/include/asm/global_data.h1
-rw-r--r--arch/arm/lib/Makefile5
-rw-r--r--arch/arm/lib/board.c75
-rw-r--r--arch/arm/lib/cache-cp15.c5
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