From mboxrd@z Thu Jan 1 00:00:00 1970 From: Baohua.Song@csr.com (Barry Song) Date: Mon, 12 Sep 2011 23:32:53 -0700 Subject: [PATCH] ARM: CACHE-L2X0: filter start address can be 0 and is often 0 Message-ID: <1315895573-30765-1-git-send-email-Baohua.Song@csr.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Cc: Rob Herring Cc: Shawn Guo Cc: Arnd Bergmann Signed-off-by: Barry Song --- arch/arm/mm/cache-l2x0.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index a780448..0d85d22 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c @@ -437,7 +437,7 @@ static void __init pl310_of_setup(const struct device_node *np, of_property_read_u32_array(np, "arm,filter-ranges", filter, ARRAY_SIZE(filter)); - if (filter[0] && filter[1]) { + if (filter[1]) { writel_relaxed(ALIGN(filter[0] + filter[1], SZ_1M), l2x0_base + L2X0_ADDR_FILTER_END); writel_relaxed((filter[0] & ~(SZ_1M - 1)) | L2X0_ADDR_FILTER_EN, -- 1.7.1 Member of the CSR plc group of companies. CSR plc registered in England and Wales, registered number 4187346, registered office Churchill House, Cambridge Business Park, Cowley Road, Cambridge, CB4 0WZ, United Kingdom More information can be found at www.csr.com. Follow CSR on Twitter at http://twitter.com/CSR_PLC and read our blog at www.csr.com/blog