[U-Boot] [PATCH] arm: imx-common: init: extend init_aips to support imx7
Adrian Alonso
aalonso at freescale.com
Sat Aug 29 01:06:54 CEST 2015
Extend init_aips to support imx7 SoC, use is_soc_type
and is_cpu_type to resolve at run time aips3 settings
Signed-off-by: Adrian Alonso <aalonso at freescale.com>
---
arch/arm/imx-common/init.c | 44 ++++++++++++++++++++------------------------
1 file changed, 20 insertions(+), 24 deletions(-)
diff --git a/arch/arm/imx-common/init.c b/arch/arm/imx-common/init.c
index f7ed038..c3ac98f 100644
--- a/arch/arm/imx-common/init.c
+++ b/arch/arm/imx-common/init.c
@@ -13,16 +13,11 @@
void init_aips(void)
{
- struct aipstz_regs *aips1, *aips2;
-#ifdef CONFIG_MX6SX
- struct aipstz_regs *aips3;
-#endif
+ struct aipstz_regs *aips1, *aips2, *aips3;
aips1 = (struct aipstz_regs *)AIPS1_BASE_ADDR;
aips2 = (struct aipstz_regs *)AIPS2_BASE_ADDR;
-#ifdef CONFIG_MX6SX
aips3 = (struct aipstz_regs *)AIPS3_BASE_ADDR;
-#endif
/*
* Set all MPROTx to be non-bufferable, trusted for R/W,
@@ -49,25 +44,26 @@ void init_aips(void)
writel(0x00000000, &aips2->opacr3);
writel(0x00000000, &aips2->opacr4);
-#ifdef CONFIG_MX6SX
- /*
- * Set all MPROTx to be non-bufferable, trusted for R/W,
- * not forced to user-mode.
- */
- writel(0x77777777, &aips3->mprot0);
- writel(0x77777777, &aips3->mprot1);
+ if (is_soc_type(MXC_SOC_MX7) || is_cpu_type(MXC_CPU_MX6SX))
+ {
+ /*
+ * Set all MPROTx to be non-bufferable, trusted for R/W,
+ * not forced to user-mode.
+ */
+ writel(0x77777777, &aips3->mprot0);
+ writel(0x77777777, &aips3->mprot1);
- /*
- * Set all OPACRx to be non-bufferable, not require
- * supervisor privilege level for access,allow for
- * write access and untrusted master access.
- */
- writel(0x00000000, &aips3->opacr0);
- writel(0x00000000, &aips3->opacr1);
- writel(0x00000000, &aips3->opacr2);
- writel(0x00000000, &aips3->opacr3);
- writel(0x00000000, &aips3->opacr4);
-#endif
+ /*
+ * Set all OPACRx to be non-bufferable, not require
+ * supervisor privilege level for access,allow for
+ * write access and untrusted master access.
+ */
+ writel(0x00000000, &aips3->opacr0);
+ writel(0x00000000, &aips3->opacr1);
+ writel(0x00000000, &aips3->opacr2);
+ writel(0x00000000, &aips3->opacr3);
+ writel(0x00000000, &aips3->opacr4);
+ }
}
#define SRC_SCR_WARM_RESET_ENABLE 0
--
2.1.4
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