diff options
| -rw-r--r-- | target/linux/ipq806x/patches-4.9/863-dts-ipq4019-add-nand-and-qpic-bam-dma-node.patch | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches-4.9/863-dts-ipq4019-add-nand-and-qpic-bam-dma-node.patch b/target/linux/ipq806x/patches-4.9/863-dts-ipq4019-add-nand-and-qpic-bam-dma-node.patch new file mode 100644 index 0000000000..44e162bac8 --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/863-dts-ipq4019-add-nand-and-qpic-bam-dma-node.patch @@ -0,0 +1,172 @@ +From 02bbf3c46e1e38e9ca699143566903683e3a015d Mon Sep 17 00:00:00 2001 +From: Ram Chandra Jangir <rjangir@codeaurora.org> +Date: Thu, 20 Apr 2017 10:45:00 +0530 +Subject: [PATCH] dts: ipq4019: add nand and qpic bam dma node + +This change adds QPIC BAM dma and NAND driver node's in +IPQ4019 device tree, also enable this for AP-DK04.1 based +boards. + +Signed-off-by: Ram Chandra Jangir <rjangir@codeaurora.org> +--- + arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi | 75 +++++++++++++++++++++++++++ + arch/arm/boot/dts/qcom-ipq4019.dtsi | 38 ++++++++++++++ + 2 files changed, 113 insertions(+) + +diff --git a/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi b/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi +index 09fb047..e94954e 100644 +--- a/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019-ap.dk04.1.dtsi +@@ -101,6 +101,86 @@ + bias-bus-hold; + }; + }; ++ ++ nand_pins: nand_pins { ++ ++ mux_1 { ++ pins = "gpio52", "gpio53", "gpio54", ++ "gpio55", "gpio56", "gpio61", ++ "gpio62", "gpio63", "gpio69"; ++ function = "qpic_pad"; ++ bias-disable; ++ }; ++ ++ mux_2 { ++ pins = "gpio67"; ++ function = "qpic_pad0"; ++ bias-disable; ++ }; ++ ++ mux_3 { ++ pins = "gpio64"; ++ function = "qpic_pad1"; ++ bias-disable; ++ }; ++ ++ mux_4 { ++ pins = "gpio65"; ++ function = "qpic_pad2"; ++ bias-disable; ++ }; ++ ++ mux_5 { ++ pins = "gpio66"; ++ function = "qpic_pad3"; ++ bias-disable; ++ }; ++ ++ mux_6 { ++ pins = "gpio57"; ++ function = "qpic_pad4"; ++ bias-disable; ++ }; ++ ++ mux_7 { ++ pins = "gpio58"; ++ function = "qpic_pad5"; ++ bias-disable; ++ }; ++ ++ mux_8 { ++ pins = "gpio59"; ++ function = "qpic_pad6"; ++ bias-disable; ++ }; ++ ++ mux_9 { ++ pins = "gpio60"; ++ function = "qpic_pad7"; ++ bias-disable; ++ }; ++ ++ mux_10 { ++ pins = "gpio68"; ++ function = "qpic_pad8"; ++ bias-disable; ++ }; ++ ++ pullups { ++ pins = "gpio52", "gpio53", "gpio58", ++ "gpio59"; ++ bias-pull-up; ++ }; ++ ++ pulldowns { ++ pins = "gpio54", "gpio55", "gpio56", ++ "gpio57", "gpio60", "gpio61", ++ "gpio62", "gpio63", "gpio64", ++ "gpio65", "gpio66", "gpio67", ++ "gpio68", "gpio69"; ++ bias-pull-down; ++ }; ++ }; + }; + + blsp_dma: dma@7884000 { +@@ -204,5 +269,15 @@ + wifi@a800000 { + status = "ok"; + }; ++ ++ qpic_bam: dma@7984000 { ++ status = "ok"; ++ }; ++ ++ nand: qpic-nand@79b0000 { ++ pinctrl-0 = <&nand_pins>; ++ pinctrl-names = "default"; ++ status = "ok"; ++ }; + }; + }; +diff --git a/arch/arm/boot/dts/qcom-ipq4019.dtsi b/arch/arm/boot/dts/qcom-ipq4019.dtsi +index 52a64e7..740808b 100644 +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi +@@ -593,5 +593,43 @@ + "legacy"; + status = "disabled"; + }; ++ ++ qpic_bam: dma@7984000 { ++ compatible = "qcom,bam-v1.7.0"; ++ reg = <0x7984000 0x1a000>; ++ interrupts = <0 101 0>; ++ clocks = <&gcc GCC_QPIC_AHB_CLK>; ++ clock-names = "bam_clk"; ++ #dma-cells = <1>; ++ qcom,ee = <0>; ++ status = "disabled"; ++ }; ++ ++ nand: qpic-nand@79b0000 { ++ compatible = "qcom,ebi2-nandc-bam", "qcom,msm-nand"; ++ reg = <0x79b0000 0x1000>; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ clocks = <&gcc GCC_QPIC_CLK>, ++ <&gcc GCC_QPIC_AHB_CLK>; ++ clock-names = "core", "aon"; ++ ++ dmas = <&qpic_bam 0>, ++ <&qpic_bam 1>, ++ <&qpic_bam 2>; ++ dma-names = "tx", "rx", "cmd"; ++ status = "disabled"; ++ ++ nandcs@0 { ++ compatible = "qcom,nandcs"; ++ reg = <0>; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ ++ nand-ecc-strength = <4>; ++ nand-ecc-step-size = <512>; ++ nand-bus-width = <8>; ++ }; ++ }; + }; + }; +-- +2.7.2 |