[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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