openwrt/target/linux/brcm2708/patches-4.19/950-0380-overlays-sdio-Added-4-bit-support-on-GPIOs-34-39.-29.patch

From 357aeb8b38198e59a5d62f966e945b6c08ae43e7 Mon Sep 17 00:00:00 2001
From: Adrien RICCIARDI <RICCIARDI-Adrien@users.noreply.github.com>
Date: Fri, 22 Mar 2019 11:35:30 +0100
Subject: [PATCH 380/773] overlays: sdio: Added 4-bit support on GPIOs 34-39.
 (#2903)

---
 arch/arm/boot/dts/overlays/README           | 3 +++
 arch/arm/boot/dts/overlays/sdio-overlay.dts | 9 +++++++++
 2 files changed, 12 insertions(+)

--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -1785,6 +1785,9 @@ Params: sdio_overclock          SDIO Clo
         gpios_34_37             Select GPIOs 34-37 for 1-bit mode. Must be used
                                 with bus_width=1.
 
+        gpios_34_39             Select GPIOs 34-39 for 4-bit mode. Must be used
+                                with bus_width=4 (the default).
+
 
 Name:   sdio-1bit
 Info:   This overlay is now deprecated. Use
--- a/arch/arm/boot/dts/overlays/sdio-overlay.dts
+++ b/arch/arm/boot/dts/overlays/sdio-overlay.dts
@@ -64,6 +64,14 @@
 		};
 	};
 
+	fragment@5 {
+		target = <&sdio_ovl_pins>;
+		__dormant__ {
+			brcm,pins = <34 35 36 37 38 39>;
+			brcm,pull = <0 2 2 2 2 2>;
+		};
+	};
+
 	fragment@6 {
 		target-path = "/aliases";
 		__overlay__ {
@@ -77,5 +85,6 @@
 		sdio_overclock = <&sdio_ovl>,"brcm,overclock-50:0";
 		gpios_22_25 = <0>,"=3";
 		gpios_34_37 = <0>,"=4";
+		gpios_34_39 = <0>,"=5";
 	};
 };