diff options
Diffstat (limited to 'target/linux/sunxi/patches-4.4/100-clk-sunxi-add-dram-gates-support.patch')
-rw-r--r-- | target/linux/sunxi/patches-4.4/100-clk-sunxi-add-dram-gates-support.patch | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/target/linux/sunxi/patches-4.4/100-clk-sunxi-add-dram-gates-support.patch b/target/linux/sunxi/patches-4.4/100-clk-sunxi-add-dram-gates-support.patch deleted file mode 100644 index a94e9b8778..0000000000 --- a/target/linux/sunxi/patches-4.4/100-clk-sunxi-add-dram-gates-support.patch +++ /dev/null @@ -1,39 +0,0 @@ -From 6d3a47c29186aa8d26ff05a6209c94291ace0696 Mon Sep 17 00:00:00 2001 -From: Chen-Yu Tsai <wens@csie.org> -Date: Sat, 5 Dec 2015 21:16:42 +0800 -Subject: [PATCH] clk: sunxi: Add DRAM gates support for sun4i-a10 - -The A10/A20 share the same set of DRAM clock gates, which controls -direct memory access for some peripherals. - -On the A10, bit 15 controls the system's DRAM clock output (possibly -to the DRAM chips), which we need to keep on. - -On the A20 this has been moved to the DRAM controller, becoming a no-op. -However it is still listed in the user manual, so add it anyway. - -Signed-off-by: Chen-Yu Tsai <wens@csie.org> -Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> ---- - Documentation/devicetree/bindings/clock/sunxi.txt | 1 + - drivers/clk/sunxi/clk-simple-gates.c | 12 ++++++++++++ - 2 files changed, 13 insertions(+) - ---- a/drivers/clk/sunxi/clk-simple-gates.c -+++ b/drivers/clk/sunxi/clk-simple-gates.c -@@ -160,3 +160,15 @@ CLK_OF_DECLARE(sun5i_a13_ahb, "allwinner - sun4i_a10_ahb_init); - CLK_OF_DECLARE(sun7i_a20_ahb, "allwinner,sun7i-a20-ahb-gates-clk", - sun4i_a10_ahb_init); -+ -+static const int sun4i_a10_dram_critical_clocks[] __initconst = { -+ 15, /* dram_output */ -+}; -+ -+static void __init sun4i_a10_dram_init(struct device_node *node) -+{ -+ sunxi_simple_gates_setup(node, sun4i_a10_dram_critical_clocks, -+ ARRAY_SIZE(sun4i_a10_dram_critical_clocks)); -+} -+CLK_OF_DECLARE(sun4i_a10_dram, "allwinner,sun4i-a10-dram-gates-clk", -+ sun4i_a10_dram_init); |