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authorVipin Kumar <vipin.kumar@st.com>2012-10-09 16:14:50 +0530
committerArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2012-11-15 15:37:48 +0200
commita4742d515071b8b7889a6b608da48d36c1dfcc71 (patch)
treebe7a07d746e8e1f2715421a5be9d18eafb15b70e /scripts/patch-kernel
parent928aa2aeb7269292ca1e3d0e5e2e5d08af13da3d (diff)
mtd: fsmc_nand: use relaxed variants of io accessors
Use relaxed variants of readl/writel accessors. readl/writel io accessors use explicit dsb instruction which causes stalls in the processor core resulting several cycles of delay for each access Use relaxed variants where ever possible. This also results in an improved read/write performance. Signed-off-by: Vipin Kumar <vipin.kumar@st.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
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