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Diffstat (limited to 'arch/arm/cpu/armv7/mx6/soc.c')
-rw-r--r--arch/arm/cpu/armv7/mx6/soc.c43
1 files changed, 31 insertions, 12 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index f9cfefb14..6bb38c85b 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -40,18 +40,35 @@ u32 get_cpu_rev(void)
#ifdef CONFIG_ARCH_CPU_INIT
void init_aips(void)
{
- u32 reg = AIPS1_BASE_ADDR;
+ struct aipstz_regs *aips1, *aips2;
+
+ aips1 = (struct aipstz_regs *)AIPS1_BASE_ADDR;
+ aips2 = (struct aipstz_regs *)AIPS2_BASE_ADDR;
/*
* Set all MPROTx to be non-bufferable, trusted for R/W,
* not forced to user-mode.
*/
- writel(0x77777777, reg + 0x00);
- writel(0x77777777, reg + 0x04);
+ writel(0x77777777, &aips1->mprot0);
+ writel(0x77777777, &aips1->mprot1);
+ writel(0x77777777, &aips2->mprot0);
+ writel(0x77777777, &aips2->mprot1);
- reg = AIPS2_BASE_ADDR;
- writel(0x77777777, reg + 0x00);
- writel(0x77777777, reg + 0x04);
+ /*
+ * Set all OPACRx to be non-bufferable, not require
+ * supervisor privilege level for access,allow for
+ * write access and untrusted master access.
+ */
+ writel(0x00000000, &aips1->opacr0);
+ writel(0x00000000, &aips1->opacr1);
+ writel(0x00000000, &aips1->opacr2);
+ writel(0x00000000, &aips1->opacr3);
+ writel(0x00000000, &aips1->opacr4);
+ writel(0x00000000, &aips2->opacr0);
+ writel(0x00000000, &aips2->opacr1);
+ writel(0x00000000, &aips2->opacr2);
+ writel(0x00000000, &aips2->opacr3);
+ writel(0x00000000, &aips2->opacr4);
}
void init_axi_cache_qos(void)
@@ -94,13 +111,15 @@ void imx_get_mac_from_fuse(unsigned char *mac)
struct fuse_bank4_regs *fuse =
(struct fuse_bank4_regs *)bank->fuse_regs;
- u32 mac_lo = readl(&fuse->mac_addr_low);
- u32 mac_hi = readl(&fuse->mac_addr_high);
-
- *(u32 *)mac = mac_lo;
+ u32 value = readl(&fuse->mac_addr_high);
+ mac[0] = (value >> 8);
+ mac[1] = value ;
- mac[4] = mac_hi & 0xff;
- mac[5] = (mac_hi >> 8) & 0xff;
+ value = readl(&fuse->mac_addr_low);
+ mac[2] = value >> 24 ;
+ mac[3] = value >> 16 ;
+ mac[4] = value >> 8 ;
+ mac[5] = value ;
}
#endif