diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0199-BCM270X_DT-Add-1-bit-SDIO-using-minimal-pins.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.4/0199-BCM270X_DT-Add-1-bit-SDIO-using-minimal-pins.patch | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0199-BCM270X_DT-Add-1-bit-SDIO-using-minimal-pins.patch b/target/linux/brcm2708/patches-4.4/0199-BCM270X_DT-Add-1-bit-SDIO-using-minimal-pins.patch deleted file mode 100644 index 392f70bf0d..0000000000 --- a/target/linux/brcm2708/patches-4.4/0199-BCM270X_DT-Add-1-bit-SDIO-using-minimal-pins.patch +++ /dev/null @@ -1,81 +0,0 @@ -From 865d65a4097327385dd845260bfac37141303d2d Mon Sep 17 00:00:00 2001 -From: campag <dave-lowe@ntlworld.com> -Date: Wed, 24 Feb 2016 16:45:42 +0000 -Subject: [PATCH] BCM270X_DT: Add 1-bit SDIO using minimal pins... - -... for that mode: GPIOs 22-25. ---- - arch/arm/boot/dts/overlays/README | 21 ++++++++++++++ - arch/arm/boot/dts/overlays/sdio-1bit-overlay.dts | 36 ++++++++++++++++++++++++ - 2 files changed, 57 insertions(+) - create mode 100644 arch/arm/boot/dts/overlays/sdio-1bit-overlay.dts - ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -709,6 +709,27 @@ Params: overclock_50 SD Clock - bus_width Set the SDIO host bus width (default 4 bits) - - -+Name: sdio-1bit -+Info: Selects the bcm2835-sdhost SD/MMC driver, optionally with overclock, -+ and enables 1-bit SDIO via GPIOs 22-25. -+Load: dtoverlay=sdio-1bit,<param>=<val> -+Params: overclock_50 SD Clock (in MHz) to use when the MMC framework -+ requests 50MHz -+ -+ sdio_overclock SDIO Clock (in MHz) to use when the MMC -+ framework requests 50MHz -+ -+ force_pio Disable DMA support (default off) -+ -+ pio_limit Number of blocks above which to use DMA -+ (default 1) -+ -+ debug Enable debug output (default off) -+ -+ poll_once Disable SDIO-device polling every second -+ (default on: polling once at boot-time) -+ -+ - Name: sdtweak - Info: Tunes the bcm2835-sdhost SD/MMC driver - Load: dtoverlay=sdtweak,<param>=<val> ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/sdio-1bit-overlay.dts -@@ -0,0 +1,36 @@ -+/* Enable 1-bit SDIO from MMC interface via GPIOs 22-25. Includes sdhost overlay. */ -+ -+/include/ "sdhost-overlay.dts" -+ -+/{ -+ compatible = "brcm,bcm2708"; -+ -+ fragment@3 { -+ target = <&mmc>; -+ sdio_mmc: __overlay__ { -+ compatible = "brcm,bcm2835-mmc"; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&sdio_pins>; -+ non-removable; -+ bus-width = <1>; -+ brcm,overclock-50 = <0>; -+ status = "okay"; -+ }; -+ }; -+ -+ fragment@4 { -+ target = <&gpio>; -+ __overlay__ { -+ sdio_pins: sdio_pins { -+ brcm,pins = <22 23 24 25>; -+ brcm,function = <7 7 7 7>; /* ALT3 = SD1 */ -+ brcm,pull = <0 2 2 2>; -+ }; -+ }; -+ }; -+ -+ __overrides__ { -+ poll_once = <&sdio_mmc>,"non-removable?"; -+ sdio_overclock = <&sdio_mmc>,"brcm,overclock-50:0"; -+ }; -+}; |