diff options
Diffstat (limited to 'target/linux/omap/patches-3.12/103-ARM-dts-add-AM33XX-MMC-support-and-documentation.patch')
| -rw-r--r-- | target/linux/omap/patches-3.12/103-ARM-dts-add-AM33XX-MMC-support-and-documentation.patch | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/target/linux/omap/patches-3.12/103-ARM-dts-add-AM33XX-MMC-support-and-documentation.patch b/target/linux/omap/patches-3.12/103-ARM-dts-add-AM33XX-MMC-support-and-documentation.patch deleted file mode 100644 index e0a85b2..0000000 --- a/target/linux/omap/patches-3.12/103-ARM-dts-add-AM33XX-MMC-support-and-documentation.patch +++ /dev/null @@ -1,166 +0,0 @@ -Adds AM33XX MMC support for am335x-bone, am335x-evm and am335x-evmsk boards. - -Also added is the DMA binding definitions based on the generic DMA request -binding. - -Additional changes made to DTS: -* Interrupt, reg and compatible properties added -* ti,needs-special-hs-handling added - -Signed-off-by: Matt Porter <mporter@ti.com> -Acked-by: Tony Lindgren <tony@atomide.com> -Signed-off-by: Joel Fernandes <joelf@ti.com> - ---- -.../devicetree/bindings/mmc/ti-omap-hsmmc.txt | 26 ++++++++++++++- - arch/arm/boot/dts/am335x-bone.dts | 11 +++++++ - arch/arm/boot/dts/am335x-evm.dts | 7 ++++ - arch/arm/boot/dts/am335x-evmsk.dts | 7 ++++ - arch/arm/boot/dts/am33xx.dtsi | 38 ++++++++++++++++++++++ - 5 files changed, 88 insertions(+), 1 deletion(-) - ---- a/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt -+++ b/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt -@@ -20,8 +20,29 @@ ti,dual-volt: boolean, supports dual vol - ti,non-removable: non-removable slot (like eMMC) - ti,needs-special-reset: Requires a special softreset sequence - ti,needs-special-hs-handling: HSMMC IP needs special setting for handling High Speed -+dmas: List of DMA specifiers with the controller specific format -+as described in the generic DMA client binding. A tx and rx -+specifier is required. -+dma-names: List of DMA request names. These strings correspond -+1:1 with the DMA specifiers listed in dmas. The string naming is -+to be "rx" and "tx" for RX and TX DMA requests, respectively. -+ -+Examples: -+ -+[hwmod populated DMA resources] -+ -+ mmc1: mmc@0x4809c000 { -+ compatible = "ti,omap4-hsmmc"; -+ reg = <0x4809c000 0x400>; -+ ti,hwmods = "mmc1"; -+ ti,dual-volt; -+ bus-width = <4>; -+ vmmc-supply = <&vmmc>; /* phandle to regulator node */ -+ ti,non-removable; -+ }; -+ -+[generic DMA request binding] - --Example: - mmc1: mmc@0x4809c000 { - compatible = "ti,omap4-hsmmc"; - reg = <0x4809c000 0x400>; -@@ -30,4 +51,7 @@ Example: - bus-width = <4>; - vmmc-supply = <&vmmc>; /* phandle to regulator node */ - ti,non-removable; -+ dmas = <&edma 24 -+ &edma 25>; -+ dma-names = "tx", "rx"; - }; ---- a/arch/arm/boot/dts/am335x-bone.dts -+++ b/arch/arm/boot/dts/am335x-bone.dts -@@ -9,3 +9,14 @@ - - #include "am33xx.dtsi" - #include "am335x-bone-common.dtsi" -+ -+&ldo3_reg { -+ regulator-min-microvolt = <1800000>; -+ regulator-max-microvolt = <3300000>; -+ regulator-always-on; -+}; -+ -+&mmc1 { -+ status = "okay"; -+ vmmc-supply = <&ldo3_reg>; -+}; ---- a/arch/arm/boot/dts/am335x-evm.dts -+++ b/arch/arm/boot/dts/am335x-evm.dts -@@ -477,6 +477,8 @@ - }; - - vmmc_reg: regulator@12 { -+ regulator-min-microvolt = <1800000>; -+ regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - }; -@@ -517,3 +519,8 @@ - ti,adc-channels = <4 5 6 7>; - }; - }; -+ -+&mmc1 { -+ status = "okay"; -+ vmmc-supply = <&vmmc_reg>; -+}; ---- a/arch/arm/boot/dts/am335x-evmsk.dts -+++ b/arch/arm/boot/dts/am335x-evmsk.dts -@@ -393,6 +393,8 @@ - }; - - vmmc_reg: regulator@12 { -+ regulator-min-microvolt = <1800000>; -+ regulator-max-microvolt = <3300000>; - regulator-always-on; - }; - }; -@@ -419,3 +421,8 @@ - phy_id = <&davinci_mdio>, <1>; - phy-mode = "rgmii-txid"; - }; -+ -+&mmc1 { -+ status = "okay"; -+ vmmc-supply = <&vmmc_reg>; -+}; ---- a/arch/arm/boot/dts/am33xx.dtsi -+++ b/arch/arm/boot/dts/am33xx.dtsi -@@ -240,6 +240,44 @@ - status = "disabled"; - }; - -+ mmc1: mmc@48060000 { -+ compatible = "ti,omap4-hsmmc"; -+ ti,hwmods = "mmc1"; -+ ti,dual-volt; -+ ti,needs-special-reset; -+ ti,needs-special-hs-handling; -+ dmas = <&edma 24 -+ &edma 25>; -+ dma-names = "tx", "rx"; -+ interrupts = <64>; -+ interrupt-parent = <&intc>; -+ reg = <0x48060000 0x1000>; -+ status = "disabled"; -+ }; -+ -+ mmc2: mmc@481d8000 { -+ compatible = "ti,omap4-hsmmc"; -+ ti,hwmods = "mmc2"; -+ ti,needs-special-reset; -+ dmas = <&edma 2 -+ &edma 3>; -+ dma-names = "tx", "rx"; -+ interrupts = <28>; -+ interrupt-parent = <&intc>; -+ reg = <0x481d8000 0x1000>; -+ status = "disabled"; -+ }; -+ -+ mmc3: mmc@47810000 { -+ compatible = "ti,omap4-hsmmc"; -+ ti,hwmods = "mmc3"; -+ ti,needs-special-reset; -+ interrupts = <29>; -+ interrupt-parent = <&intc>; -+ reg = <0x47810000 0x1000>; -+ status = "disabled"; -+ }; -+ - wdt2: wdt@44e35000 { - compatible = "ti,omap3-wdt"; - ti,hwmods = "wd_timer2"; |