diff options
Diffstat (limited to 'target/linux/lantiq/patches-3.2/0027-MIPS-lantiq-convert-dma-driver-to-clkdev-api.patch')
| -rw-r--r-- | target/linux/lantiq/patches-3.2/0027-MIPS-lantiq-convert-dma-driver-to-clkdev-api.patch | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-3.2/0027-MIPS-lantiq-convert-dma-driver-to-clkdev-api.patch b/target/linux/lantiq/patches-3.2/0027-MIPS-lantiq-convert-dma-driver-to-clkdev-api.patch new file mode 100644 index 0000000000..acda861dea --- /dev/null +++ b/target/linux/lantiq/patches-3.2/0027-MIPS-lantiq-convert-dma-driver-to-clkdev-api.patch @@ -0,0 +1,65 @@ +From 56b484094fed84e4e76532895c5a692f896a9492 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Thu, 8 Mar 2012 11:21:08 +0100 +Subject: [PATCH 27/73] MIPS: lantiq: convert dma driver to clkdev api + +Update from old pmu_{dis,en}able() to ckldev api. + +Signed-off-by: John Crispin <blogic@openwrt.org> +--- + arch/mips/lantiq/xway/Makefile.rej | 11 +++++++++++ + arch/mips/lantiq/xway/dma.c | 6 +++++- + 2 files changed, 16 insertions(+), 1 deletions(-) + create mode 100644 arch/mips/lantiq/xway/Makefile.rej + +diff --git a/arch/mips/lantiq/xway/Makefile.rej b/arch/mips/lantiq/xway/Makefile.rej +new file mode 100644 +index 0000000..c0d5b52 +--- /dev/null ++++ b/arch/mips/lantiq/xway/Makefile.rej +@@ -0,0 +1,11 @@ ++--- arch/mips/lantiq/xway/Makefile +++++ arch/mips/lantiq/xway/Makefile ++@@ -1,7 +1,4 @@ ++-obj-y := sysctrl.o reset.o gpio.o gpio_stp.o gpio_ebu.o devices.o dma.o clk.o ++- ++-obj-$(CONFIG_SOC_XWAY) += prom-xway.o ++-obj-$(CONFIG_SOC_AMAZON_SE) += prom-ase.o +++obj-y := prom.o sysctrl.o reset.o gpio.o gpio_stp.o gpio_ebu.o devices.o dma.o clk.o ++ ++ obj-$(CONFIG_LANTIQ_MACH_EASY50712) += mach-easy50712.o ++ obj-$(CONFIG_LANTIQ_MACH_EASY50601) += mach-easy50601.o +diff --git a/arch/mips/lantiq/xway/dma.c b/arch/mips/lantiq/xway/dma.c +index 60cd11f..388f1aa 100644 +--- a/arch/mips/lantiq/xway/dma.c ++++ b/arch/mips/lantiq/xway/dma.c +@@ -20,6 +20,7 @@ + #include <linux/io.h> + #include <linux/dma-mapping.h> + #include <linux/export.h> ++#include <linux/clk.h> + + #include <lantiq_soc.h> + #include <xway_dma.h> +@@ -216,6 +217,7 @@ EXPORT_SYMBOL_GPL(ltq_dma_init_port); + int __init + ltq_dma_init(void) + { ++ struct clk *clk; + int i; + + /* remap dma register range */ +@@ -224,7 +226,9 @@ ltq_dma_init(void) + panic("Failed to remap dma memory\n"); + + /* power up and reset the dma engine */ +- ltq_pmu_enable(PMU_DMA); ++ clk = clk_get_sys("ltq_dma", NULL); ++ WARN_ON(!clk); ++ clk_enable(clk); + ltq_dma_w32_mask(0, DMA_RESET, LTQ_DMA_CTRL); + + /* disable all interrupts */ +-- +1.7.9.1 + |