diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.9/0002-MIPS-lantiq-adds-4dword-burst-length-for-dma.patch')
| -rw-r--r-- | target/linux/lantiq/patches-3.9/0002-MIPS-lantiq-adds-4dword-burst-length-for-dma.patch | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/target/linux/lantiq/patches-3.9/0002-MIPS-lantiq-adds-4dword-burst-length-for-dma.patch b/target/linux/lantiq/patches-3.9/0002-MIPS-lantiq-adds-4dword-burst-length-for-dma.patch deleted file mode 100644 index 102e2d9..0000000 --- a/target/linux/lantiq/patches-3.9/0002-MIPS-lantiq-adds-4dword-burst-length-for-dma.patch +++ /dev/null @@ -1,29 +0,0 @@ -From e9e520f4f10fdd673e5083bdc082515425ed7457 Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Thu, 6 Dec 2012 11:59:23 +0100 -Subject: [PATCH 02/22] MIPS: lantiq: adds 4dword burst length for dma - ---- - arch/mips/lantiq/xway/dma.c | 4 +++- - 1 file changed, 3 insertions(+), 1 deletion(-) - ---- a/arch/mips/lantiq/xway/dma.c -+++ b/arch/mips/lantiq/xway/dma.c -@@ -48,6 +48,7 @@ - #define DMA_IRQ_ACK 0x7e /* IRQ status register */ - #define DMA_POLL BIT(31) /* turn on channel polling */ - #define DMA_CLK_DIV4 BIT(6) /* polling clock divider */ -+#define DMA_4W_BURST BIT(2) /* 4 word burst length */ - #define DMA_2W_BURST BIT(1) /* 2 word burst length */ - #define DMA_MAX_CHANNEL 20 /* the soc has 20 channels */ - #define DMA_ETOP_ENDIANNESS (0xf << 8) /* endianness swap etop channels */ -@@ -196,7 +197,8 @@ ltq_dma_init_port(int p) - * Tell the DMA engine to swap the endianness of data frames and - * drop packets if the channel arbitration fails. - */ -- ltq_dma_w32_mask(0, DMA_ETOP_ENDIANNESS | DMA_PDEN, -+ ltq_dma_w32_mask(0, (DMA_4W_BURST << 4) | (DMA_4W_BURST << 2) | -+ DMA_ETOP_ENDIANNESS | DMA_PDEN, - LTQ_DMA_PCTRL); - break; - |