From mboxrd@z Thu Jan 1 00:00:00 1970 From: Magnus Damm Date: Wed, 05 Feb 2014 05:36:28 +0000 Subject: [PATCH] ARM: shmobile: Use 64-bit dma_addr_t on r8a7790/r8a7791 Message-Id: <20140205053628.29078.92360.sendpatchset@w520> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org From: Magnus Damm Some on-chip devices on r8a7790 and r8a7791 can do bus mastering and access more than 32-bits of address space. Select ARCH_DMA_ADDR_T_64BIT when LPAE is set in case of multiplatform and legacy SoC support. Signed-off-by: Magnus Damm --- arch/arm/mach-shmobile/Kconfig | 3 +++ 1 file changed, 3 insertions(+) --- 0001/arch/arm/mach-shmobile/Kconfig +++ work/arch/arm/mach-shmobile/Kconfig 2014-02-04 17:04:53.000000000 +0900 @@ -13,6 +13,7 @@ config ARCH_SHMOBILE_MULTI select ARM_GIC select MIGHT_HAVE_CACHE_L2X0 select MIGHT_HAVE_PCI + select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE select NO_IOPORT select PINCTRL select ARCH_REQUIRE_GPIOLIB @@ -126,6 +127,7 @@ config ARCH_R8A7790 select MIGHT_HAVE_PCI select SH_CLK_CPG select RENESAS_IRQC + select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE config ARCH_R8A7791 bool "R-Car M2 (R8A77910)" @@ -135,6 +137,7 @@ config ARCH_R8A7791 select MIGHT_HAVE_PCI select SH_CLK_CPG select RENESAS_IRQC + select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE config ARCH_EMEV2 bool "Emma Mobile EV2"