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-rw-r--r--target/linux/ipq806x/patches-4.9/863-dts-ipq4019-add-nand-and-qpic-bam-dma-node.patch172
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