diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.13/173-5-dt-sun5i-fixup-mmc.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.13/173-5-dt-sun5i-fixup-mmc.patch | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-3.13/173-5-dt-sun5i-fixup-mmc.patch b/target/linux/sunxi/patches-3.13/173-5-dt-sun5i-fixup-mmc.patch new file mode 100644 index 0000000000..7bbe566243 --- /dev/null +++ b/target/linux/sunxi/patches-3.13/173-5-dt-sun5i-fixup-mmc.patch @@ -0,0 +1,107 @@ +From 1fa41bc5a6659e453ca19086f195b02a23dc3bbe Mon Sep 17 00:00:00 2001 +From: Hans de Goede <hdegoede@redhat.com> +Date: Mon, 17 Feb 2014 17:25:54 +0100 +Subject: [PATCH] ARM: sun5i: dt: Fixup mmc bindings + +1) Now that we're no longer overriding the caps set by mmc_of_parse we need +to set cd-inverted for our card detection to work. + +2) Now that we no longer claim UHS modes support we will never use any DDR +modes, so drive-strength 2 is enough for the mmc data pins. + +3) mmc1 on the A13 is not routed to any pins, and thus unusable, remove it +from the dtsi + +Signed-off-by: Hans de Goede <hdegoede@redhat.com> +--- + arch/arm/boot/dts/sun5i-a10s.dtsi | 7 +++++-- + arch/arm/boot/dts/sun5i-a13.dtsi | 14 +++----------- + 2 files changed, 8 insertions(+), 13 deletions(-) + +diff --git a/arch/arm/boot/dts/sun5i-a10s.dtsi b/arch/arm/boot/dts/sun5i-a10s.dtsi +index 3a7039e..15dfa9a 100644 +--- a/arch/arm/boot/dts/sun5i-a10s.dtsi ++++ b/arch/arm/boot/dts/sun5i-a10s.dtsi +@@ -306,6 +306,7 @@ + clock-names = "ahb", "mod"; + interrupts = <32>; + bus-width = <4>; ++ cd-inverted; + status = "disabled"; + }; + +@@ -316,6 +317,7 @@ + clock-names = "ahb", "mod"; + interrupts = <33>; + bus-width = <4>; ++ cd-inverted; + status = "disabled"; + }; + +@@ -326,6 +328,7 @@ + clock-names = "ahb", "mod"; + interrupts = <34>; + bus-width = <4>; ++ cd-inverted; + status = "disabled"; + }; + +@@ -403,14 +406,14 @@ + mmc0_pins_a: mmc0@0 { + allwinner,pins = "PF0","PF1","PF2","PF3","PF4","PF5"; + allwinner,function = "mmc0"; +- allwinner,drive = <3>; ++ allwinner,drive = <2>; + allwinner,pull = <0>; + }; + + mmc1_pins_a: mmc1@0 { + allwinner,pins = "PG3","PG4","PG5","PG6","PG7","PG8"; + allwinner,function = "mmc1"; +- allwinner,drive = <3>; ++ allwinner,drive = <2>; + allwinner,pull = <0>; + }; + }; +diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi +index 63a35b8..14a99d0 100644 +--- a/arch/arm/boot/dts/sun5i-a13.dtsi ++++ b/arch/arm/boot/dts/sun5i-a13.dtsi +@@ -288,16 +288,7 @@ + clock-names = "ahb", "mod"; + interrupts = <32>; + bus-width = <4>; +- status = "disabled"; +- }; +- +- mmc1: mmc@01c10000 { +- compatible = "allwinner,sun5i-a13-mmc"; +- reg = <0x01c10000 0x1000>; +- clocks = <&ahb_gates 9>, <&mmc1_clk>; +- clock-names = "ahb", "mod"; +- interrupts = <33>; +- bus-width = <4>; ++ cd-inverted; + status = "disabled"; + }; + +@@ -308,6 +299,7 @@ + clock-names = "ahb", "mod"; + interrupts = <34>; + bus-width = <4>; ++ cd-inverted; + status = "disabled"; + }; + +@@ -367,7 +359,7 @@ + mmc0_pins_a: mmc0@0 { + allwinner,pins = "PF0","PF1","PF2","PF3","PF4","PF5"; + allwinner,function = "mmc0"; +- allwinner,drive = <3>; ++ allwinner,drive = <2>; + allwinner,pull = <0>; + }; + }; +-- +1.8.5.5 + |