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Diffstat (limited to 'target/linux/ipq40xx/patches-4.14/305-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch')
-rw-r--r--target/linux/ipq40xx/patches-4.14/305-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch109
1 files changed, 109 insertions, 0 deletions
diff --git a/target/linux/ipq40xx/patches-4.14/305-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch b/target/linux/ipq40xx/patches-4.14/305-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch
new file mode 100644
index 0000000000..1d08b9de74
--- /dev/null
+++ b/target/linux/ipq40xx/patches-4.14/305-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch
@@ -0,0 +1,109 @@
+From 6a6c067b7ce2b3de4efbafddc134afbea3ddc1a3 Mon Sep 17 00:00:00 2001
+From: Matthew McClintock <mmcclint@codeaurora.org>
+Date: Fri, 8 Apr 2016 15:26:10 -0500
+Subject: [PATCH] qcom: ipq4019: use v2 of the kpss bringup mechanism
+
+v1 was the incorrect choice here and sometimes the board
+would not come up properly.
+
+Signed-off-by: Matthew McClintock <mmcclint@codeaurora.org>
+Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
+---
+Changes:
+ - moved L2-Cache to be a subnode of cpu0
+---
+ arch/arm/boot/dts/qcom-ipq4019.dtsi | 32 ++++++++++++++++++++++++--------
+ 1 file changed, 24 insertions(+), 8 deletions(-)
+
+--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi
++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi
+@@ -36,19 +36,27 @@
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+- enable-method = "qcom,kpss-acc-v1";
++ enable-method = "qcom,kpss-acc-v2";
++ next-level-cache = <&L2>;
+ qcom,acc = <&acc0>;
+ qcom,saw = <&saw0>;
+ reg = <0x0>;
+ clocks = <&gcc GCC_APPS_CLK_SRC>;
+ clock-frequency = <0>;
+ operating-points-v2 = <&cpu0_opp_table>;
++
++ L2: l2-cache {
++ compatible = "qcom,arch-cache";
++ cache-level = <2>;
++ qcom,saw = <&saw_l2>;
++ };
+ };
+
+ cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+- enable-method = "qcom,kpss-acc-v1";
++ enable-method = "qcom,kpss-acc-v2";
++ next-level-cache = <&L2>;
+ qcom,acc = <&acc1>;
+ qcom,saw = <&saw1>;
+ reg = <0x1>;
+@@ -60,7 +68,8 @@
+ cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+- enable-method = "qcom,kpss-acc-v1";
++ enable-method = "qcom,kpss-acc-v2";
++ next-level-cache = <&L2>;
+ qcom,acc = <&acc2>;
+ qcom,saw = <&saw2>;
+ reg = <0x2>;
+@@ -72,7 +81,8 @@
+ cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+- enable-method = "qcom,kpss-acc-v1";
++ enable-method = "qcom,kpss-acc-v2";
++ next-level-cache = <&L2>;
+ qcom,acc = <&acc3>;
+ qcom,saw = <&saw3>;
+ reg = <0x3>;
+@@ -264,22 +274,22 @@
+ };
+
+ acc0: clock-controller@b088000 {
+- compatible = "qcom,kpss-acc-v1";
++ compatible = "qcom,kpss-acc-v2";
+ reg = <0x0b088000 0x1000>, <0xb008000 0x1000>;
+ };
+
+ acc1: clock-controller@b098000 {
+- compatible = "qcom,kpss-acc-v1";
++ compatible = "qcom,kpss-acc-v2";
+ reg = <0x0b098000 0x1000>, <0xb008000 0x1000>;
+ };
+
+ acc2: clock-controller@b0a8000 {
+- compatible = "qcom,kpss-acc-v1";
++ compatible = "qcom,kpss-acc-v2";
+ reg = <0x0b0a8000 0x1000>, <0xb008000 0x1000>;
+ };
+
+ acc3: clock-controller@b0b8000 {
+- compatible = "qcom,kpss-acc-v1";
++ compatible = "qcom,kpss-acc-v2";
+ reg = <0x0b0b8000 0x1000>, <0xb008000 0x1000>;
+ };
+
+@@ -307,6 +317,12 @@
+ regulator;
+ };
+
++ saw_l2: regulator@b012000 {
++ compatible = "qcom,saw2";
++ reg = <0xb012000 0x1000>;
++ regulator;
++ };
++
+ serial@78af000 {
+ compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
+ reg = <0x78af000 0x200>;