summaryrefslogtreecommitdiff
path: root/arch/arm/cpu/armv7
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/cpu/armv7')
-rw-r--r--arch/arm/cpu/armv7/mx5/soc.c14
-rw-r--r--arch/arm/cpu/armv7/omap-common/timer.c22
-rw-r--r--arch/arm/cpu/armv7/omap3/emif4.c8
-rw-r--r--arch/arm/cpu/armv7/omap3/sdrc.c3
-rw-r--r--arch/arm/cpu/armv7/s5p-common/timer.c18
-rw-r--r--arch/arm/cpu/armv7/start.S27
-rw-r--r--arch/arm/cpu/armv7/syslib.c1
7 files changed, 53 insertions, 40 deletions
diff --git a/arch/arm/cpu/armv7/mx5/soc.c b/arch/arm/cpu/armv7/mx5/soc.c
index 7c7a565..2900119 100644
--- a/arch/arm/cpu/armv7/mx5/soc.c
+++ b/arch/arm/cpu/armv7/mx5/soc.c
@@ -100,6 +100,20 @@ int cpu_eth_init(bd_t *bis)
return rc;
}
+#if defined(CONFIG_FEC_MXC)
+void imx_get_mac_from_fuse(unsigned char *mac)
+{
+ int i;
+ struct iim_regs *iim = (struct iim_regs *)IMX_IIM_BASE;
+ struct fuse_bank *bank = &iim->bank[1];
+ struct fuse_bank1_regs *fuse =
+ (struct fuse_bank1_regs *)bank->fuse_regs;
+
+ for (i = 0; i < 6; i++)
+ mac[i] = readl(&fuse->mac_addr[i]) & 0xff;
+}
+#endif
+
/*
* Initializes on-chip MMC controllers.
* to override, implement board_mmc_init()
diff --git a/arch/arm/cpu/armv7/omap-common/timer.c b/arch/arm/cpu/armv7/omap-common/timer.c
index 6b8cf7b..9beebb1 100644
--- a/arch/arm/cpu/armv7/omap-common/timer.c
+++ b/arch/arm/cpu/armv7/omap-common/timer.c
@@ -35,8 +35,8 @@
#include <common.h>
#include <asm/io.h>
-static ulong timestamp;
-static ulong lastinc;
+DECLARE_GLOBAL_DATA_PTR;
+
static struct gptimer *timer_base = (struct gptimer *)CONFIG_SYS_TIMERBASE;
/*
@@ -74,7 +74,7 @@ ulong get_timer(ulong base)
void set_timer(ulong t)
{
- timestamp = t;
+ gd->tbl = t;
}
/* delay x useconds */
@@ -96,8 +96,8 @@ void __udelay(unsigned long usec)
void reset_timer_masked(void)
{
/* reset time, capture current incrementer value time */
- lastinc = readl(&timer_base->tcrr) / (TIMER_CLOCK / CONFIG_SYS_HZ);
- timestamp = 0; /* start "advancing" time stamp from 0 */
+ gd->lastinc = readl(&timer_base->tcrr) / (TIMER_CLOCK / CONFIG_SYS_HZ);
+ gd->tbl = 0; /* start "advancing" time stamp from 0 */
}
ulong get_timer_masked(void)
@@ -105,14 +105,14 @@ ulong get_timer_masked(void)
/* current tick value */
ulong now = readl(&timer_base->tcrr) / (TIMER_CLOCK / CONFIG_SYS_HZ);
- if (now >= lastinc) /* normal mode (non roll) */
+ if (now >= gd->lastinc) /* normal mode (non roll) */
/* move stamp fordward with absoulte diff ticks */
- timestamp += (now - lastinc);
+ gd->tbl += (now - gd->lastinc);
else /* we have rollover of incrementer */
- timestamp += ((TIMER_LOAD_VAL / (TIMER_CLOCK / CONFIG_SYS_HZ))
- - lastinc) + now;
- lastinc = now;
- return timestamp;
+ gd->tbl += ((TIMER_LOAD_VAL / (TIMER_CLOCK / CONFIG_SYS_HZ))
+ - gd->lastinc) + now;
+ gd->lastinc = now;
+ return gd->tbl;
}
/*
diff --git a/arch/arm/cpu/armv7/omap3/emif4.c b/arch/arm/cpu/armv7/omap3/emif4.c
index 0870857..3085637 100644
--- a/arch/arm/cpu/armv7/omap3/emif4.c
+++ b/arch/arm/cpu/armv7/omap3/emif4.c
@@ -29,6 +29,7 @@
#include <asm/arch/sys_proto.h>
#include <asm/arch/emif4.h>
+DECLARE_GLOBAL_DATA_PTR;
extern omap3_sysinfo sysinfo;
static emif4_t *emif4_base = (emif4_t *)OMAP34XX_SDRC_BASE;
@@ -48,10 +49,11 @@ u32 is_mem_sdr(void)
*/
u32 get_sdr_cs_size(u32 cs)
{
- u32 size;
+ u32 size = 0;
/* TODO: Calculate the size based on EMIF4 configuration */
- size = CONFIG_SYS_CS0_SIZE;
+ if (cs == CS0)
+ size = CONFIG_SYS_CS0_SIZE;
return size;
}
@@ -138,7 +140,6 @@ void do_emif4_init(void)
*/
int dram_init(void)
{
- DECLARE_GLOBAL_DATA_PTR;
unsigned int size0 = 0, size1 = 0;
size0 = get_sdr_cs_size(CS0);
@@ -156,7 +157,6 @@ int dram_init(void)
void dram_init_banksize (void)
{
- DECLARE_GLOBAL_DATA_PTR;
unsigned int size0 = 0, size1 = 0;
size0 = get_sdr_cs_size(CS0);
diff --git a/arch/arm/cpu/armv7/omap3/sdrc.c b/arch/arm/cpu/armv7/omap3/sdrc.c
index a4979ce..2a7970b 100644
--- a/arch/arm/cpu/armv7/omap3/sdrc.c
+++ b/arch/arm/cpu/armv7/omap3/sdrc.c
@@ -37,6 +37,7 @@
#include <asm/arch/mem.h>
#include <asm/arch/sys_proto.h>
+DECLARE_GLOBAL_DATA_PTR;
extern omap3_sysinfo sysinfo;
static struct sdrc *sdrc_base = (struct sdrc *)OMAP34XX_SDRC_BASE;
@@ -172,7 +173,6 @@ void do_sdrc_init(u32 cs, u32 early)
*/
int dram_init(void)
{
- DECLARE_GLOBAL_DATA_PTR;
unsigned int size0 = 0, size1 = 0;
size0 = get_sdr_cs_size(CS0);
@@ -194,7 +194,6 @@ int dram_init(void)
void dram_init_banksize (void)
{
- DECLARE_GLOBAL_DATA_PTR;
unsigned int size0 = 0, size1 = 0;
size0 = get_sdr_cs_size(CS0);
diff --git a/arch/arm/cpu/armv7/s5p-common/timer.c b/arch/arm/cpu/armv7/s5p-common/timer.c
index 0490650..651fd5d 100644
--- a/arch/arm/cpu/armv7/s5p-common/timer.c
+++ b/arch/arm/cpu/armv7/s5p-common/timer.c
@@ -65,15 +65,12 @@ int timer_init(void)
writel((PRESCALER_1 & 0xff) << 8, &timer->tcfg0);
writel((MUX_DIV_2 & 0xf) << MUX4_DIV_SHIFT, &timer->tcfg1);
- if (count_value == 0) {
- /* reset initial value */
- /* count_value = 2085937.5(HZ) (per 1 sec)*/
- count_value = get_pwm_clk() / ((PRESCALER_1 + 1) *
- (MUX_DIV_2 + 1));
-
- /* count_value / 100 = 20859.375(HZ) (per 10 msec) */
- count_value = count_value / 100;
- }
+ /* count_value = 2085937.5(HZ) (per 1 sec)*/
+ count_value = get_pwm_clk() / ((PRESCALER_1 + 1) *
+ (MUX_DIV_2 + 1));
+
+ /* count_value / 100 = 20859.375(HZ) (per 10 msec) */
+ count_value = count_value / 100;
/* set count value */
writel(count_value, &timer->tcntb4);
@@ -114,8 +111,11 @@ void set_timer(unsigned long t)
/* delay x useconds */
void __udelay(unsigned long usec)
{
+ struct s5p_timer *const timer = s5p_get_base_timer();
unsigned long tmo, tmp;
+ count_value = readl(&timer->tcntb4);
+
if (usec >= 1000) {
/*
* if "big" number, spread normalization
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S
index 2dfdafe..684f2d2 100644
--- a/arch/arm/cpu/armv7/start.S
+++ b/arch/arm/cpu/armv7/start.S
@@ -142,6 +142,7 @@ next:
/* Set stackpointer in internal RAM to call board_init_f */
call_board_init_f:
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
+ bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr r0,=0x00000000
bl board_init_f
@@ -159,24 +160,24 @@ relocate_code:
mov r4, r0 /* save addr_sp */
mov r5, r1 /* save addr of gd */
mov r6, r2 /* save addr of destination */
- mov r7, r2 /* save addr of destination */
/* Set up the stack */
stack_setup:
mov sp, r4
adr r0, _start
+#ifndef CONFIG_PRELOADER
+ cmp r0, r6
+ beq clear_bss /* skip relocation */
+#endif
+ mov r1, r6 /* r1 <- scratch for copy_loop */
ldr r2, _TEXT_BASE
ldr r3, _bss_start_ofs
add r2, r0, r3 /* r2 <- source end address */
- cmp r0, r6
-#ifndef CONFIG_PRELOADER
- beq jump_2_ram
-#endif
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
- stmia r6!, {r9-r10} /* copy to target address [r1] */
+ stmia r1!, {r9-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
@@ -185,7 +186,7 @@ copy_loop:
* fix .rel.dyn relocations
*/
ldr r0, _TEXT_BASE /* r0 <- Text base */
- sub r9, r7, r0 /* r9 <- relocation offset */
+ sub r9, r6, r0 /* r9 <- relocation offset */
ldr r10, _dynsym_start_ofs /* r10 <- sym table ofs */
add r10, r10, r0 /* r10 <- sym table in FLASH */
ldr r2, _rel_dyn_start_ofs /* r2 <- rel dyn start ofs */
@@ -196,10 +197,10 @@ fixloop:
ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */
add r0, r0, r9 /* r0 <- location to fix up in RAM */
ldr r1, [r2, #4]
- and r8, r1, #0xff
- cmp r8, #23 /* relative fixup? */
+ and r7, r1, #0xff
+ cmp r7, #23 /* relative fixup? */
beq fixrel
- cmp r8, #2 /* absolute fixup? */
+ cmp r7, #2 /* absolute fixup? */
beq fixabs
/* ignore unknown type of fixup */
b fixnext
@@ -208,7 +209,7 @@ fixabs:
mov r1, r1, LSR #4 /* r1 <- symbol index in .dynsym */
add r1, r10, r1 /* r1 <- address of symbol in table */
ldr r1, [r1, #4] /* r1 <- symbol value */
- add r1, r9 /* r1 <- relocated sym addr */
+ add r1, r1, r9 /* r1 <- relocated sym addr */
b fixnext
fixrel:
/* relative fix: increase location by offset */
@@ -224,7 +225,7 @@ clear_bss:
ldr r0, _bss_start_ofs
ldr r1, _bss_end_ofs
ldr r3, _TEXT_BASE /* Text base */
- mov r4, r7 /* reloc addr */
+ mov r4, r6 /* reloc addr */
add r0, r0, r4
add r1, r1, r4
mov r2, #0x00000000 /* clear */
@@ -246,7 +247,7 @@ jump_2_ram:
add lr, lr, r9
/* setup parameters for board_init_r */
mov r0, r5 /* gd_t */
- mov r1, r7 /* dest_addr */
+ mov r1, r6 /* dest_addr */
/* jump to it ... */
mov pc, lr
diff --git a/arch/arm/cpu/armv7/syslib.c b/arch/arm/cpu/armv7/syslib.c
index f9ed9a3..84d17f0 100644
--- a/arch/arm/cpu/armv7/syslib.c
+++ b/arch/arm/cpu/armv7/syslib.c
@@ -23,7 +23,6 @@
#include <common.h>
#include <asm/io.h>
-#include <asm/arch/sys_proto.h>
/************************************************************
* sdelay() - simple spin loop. Will be constant time as