summaryrefslogtreecommitdiffstats
path: root/target/linux/sunxi/patches-3.13/173-5-dt-sun5i-fixup-mmc.patch
blob: 7bbe566243d5fcd0cfc1e179e52c4cddb03e7595 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
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