[PATCH 2/4] ARM: EXYNOS: PL330 MDMA1 fix for revision 0 of Exynos4210 SOC
Kukjin Kim
kgene.kim at samsung.com
Wed Nov 7 23:49:47 EST 2012
Bartlomiej Zolnierkiewicz wrote:
>
> > Hmm...above change and adding definition of EXYNOS_PA_S_MDMA1 address
> > can fix the problem you commented on EXYNOS4210 Rev0 without others?...
>
> The problem is affecting only EXYNOS4210 Rev0 and the fix is applied only
> for case when soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_0,
> or did you mean something else?
>
Yeah, I know. I mean just adding secure mdma1 address is enough for
exynos4210 rev0.
8<-----
@@ -275,6 +275,9 @@ static int __init exynos_dma_init(void)
exynos_pdma1_pdata.nr_valid_peri =
ARRAY_SIZE(exynos4210_pdma1_peri);
exynos_pdma1_pdata.peri_id = exynos4210_pdma1_peri;
+
+ if (samsung_rev() == EXYNOS4210_REV_0)
+ exynos_mdma1_device.res.start = EXYNOS4_PA_S_MDMA1;
} else if (soc_is_exynos4212() || soc_is_exynos4412()) {
exynos_pdma0_pdata.nr_valid_peri =
ARRAY_SIZE(exynos4212_pdma0_peri);
diff --git a/arch/arm/mach-exynos/include/mach/map.h
b/arch/arm/mach-exynos/include/mach/map.h
index 8480849..0abfe78 100644
--- a/arch/arm/mach-exynos/include/mach/map.h
+++ b/arch/arm/mach-exynos/include/mach/map.h
@@ -90,6 +90,7 @@
#define EXYNOS4_PA_MDMA0 0x10810000
#define EXYNOS4_PA_MDMA1 0x12850000
+#define EXYNOS4_PA_S_MDMA1 0x12840000
#define EXYNOS4_PA_PDMA0 0x12680000
#define EXYNOS4_PA_PDMA1 0x12690000
#define EXYNOS5_PA_MDMA0 0x10800000
8<----
Thanks.
Best regards,
Kgene.
--
Kukjin Kim <kgene.kim at samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.
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