From: kgene.kim@samsung.com (Kukjin Kim)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: EXYNOS: Use non-secure MDMA1
Date: Tue, 28 Aug 2012 16:56:45 -0700 [thread overview]
Message-ID: <503D5ABD.9040801@samsung.com> (raw)
In-Reply-To: <5886686.Vz6SVkoRWm@amdc1227>
On 08/28/12 04:08, Tomasz Figa wrote:
> Using secure MDMA1 on TrustZone-enabled boards causes early boot crash,
> so use non-secure instead.
>
> Signed-off-by: Tomasz Figa<t.figa@samsung.com>
> Signed-off-by: Kyungmin Park<kyungmin.park@samsung.com>
> ---
> arch/arm/mach-exynos/dma.c | 2 +-
> arch/arm/mach-exynos/include/mach/map.h | 3 ++-
> 2 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/mach-exynos/dma.c b/arch/arm/mach-exynos/dma.c
> index f60b66d..8858df5 100644
> --- a/arch/arm/mach-exynos/dma.c
> +++ b/arch/arm/mach-exynos/dma.c
> @@ -261,7 +261,7 @@ static struct dma_pl330_platdata exynos_mdma1_pdata = {
> };
>
> static AMBA_AHB_DEVICE(exynos_mdma1, "dma-pl330.2", 0x00041330,
> - EXYNOS4_PA_MDMA1, {EXYNOS4_IRQ_MDMA1},&exynos_mdma1_pdata);
> + EXYNOS4_PA_NS_MDMA1, {EXYNOS4_IRQ_MDMA1},&exynos_mdma1_pdata);
>
> static int __init exynos_dma_init(void)
> {
> diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-
> exynos/include/mach/map.h
> index 51943f2..5df5910 100644
> --- a/arch/arm/mach-exynos/include/mach/map.h
> +++ b/arch/arm/mach-exynos/include/mach/map.h
> @@ -89,7 +89,8 @@
> #define EXYNOS4_PA_L2CC 0x10502000
>
> #define EXYNOS4_PA_MDMA0 0x10810000
> -#define EXYNOS4_PA_MDMA1 0x12840000
> +#define EXYNOS4_PA_S_MDMA1 0x12840000
> +#define EXYNOS4_PA_NS_MDMA1 0x12850000
> #define EXYNOS4_PA_PDMA0 0x12680000
> #define EXYNOS4_PA_PDMA1 0x12690000
> #define EXYNOS5_PA_MDMA0 0x10800000
Cc'ed Boojin Kim.
Well, just fix the address is enough like exynos5 stuff? I don't have
any idea why we need secure mdma and non-secure mdma both here...
diff --git a/arch/arm/mach-exynos/include/mach/map.h
b/arch/arm/mach-exynos/include/mach/map.h
index c72b675..c941053 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -89,7 +89,7 @@
#define EXYNOS4_PA_L2CC 0x10502000
#define EXYNOS4_PA_MDMA0 0x10810000
-#define EXYNOS4_PA_MDMA1 0x12840000
+#define EXYNOS4_PA_MDMA1 0x12850000
#define EXYNOS4_PA_PDMA0 0x12680000
#define EXYNOS4_PA_PDMA1 0x12690000
#define EXYNOS5_PA_MDMA0 0x10800000
--
Thanks.
Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.
next prev parent reply other threads:[~2012-08-28 23:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-28 11:08 [PATCH] ARM: EXYNOS: Use non-secure MDMA1 Tomasz Figa
2012-08-28 23:56 ` Kukjin Kim [this message]
2012-08-29 0:06 ` Kyungmin Park
2012-09-17 10:51 ` Kukjin Kim
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