From 3dd692cd6b5643a1d3415eedc4f8a6736e9979da Mon Sep 17 00:00:00 2001 From: Mantas Pucka Date: Mon, 30 Jul 2018 18:08:49 +0300 Subject: [PATCH] ipq40xx: fix booting secondary CPU cores 95672e04 broke booting secondary cores by removing 'qcom,saw' property from L2 cache node. kpssv2_release_secondary() requires it. Signed-off-by: Mantas Pucka --- ...use-v2-of-the-kpss-bringup-mechanism.patch | 29 ++++++++++++------- ...-cpu-operating-points-for-cpufreq-su.patch | 27 ++++++++++------- 2 files changed, 35 insertions(+), 21 deletions(-) diff --git a/target/linux/ipq40xx/patches-4.14/071-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch b/target/linux/ipq40xx/patches-4.14/071-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch index f79e99f66f..d0d08af286 100644 --- a/target/linux/ipq40xx/patches-4.14/071-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch +++ b/target/linux/ipq40xx/patches-4.14/071-qcom-ipq4019-use-v2-of-the-kpss-bringup-mechanism.patch @@ -13,11 +13,9 @@ Signed-off-by: John Crispin arch/arm/boot/dts/qcom-ipq4019.dtsi | 25 +++++++++++++++++-------- 1 file changed, 17 insertions(+), 8 deletions(-) -diff --git a/arch/arm/boot/dts/qcom-ipq4019.dtsi b/arch/arm/boot/dts/qcom-ipq4019.dtsi -index 93647db5d90b..06434fd02d40 100644 --- a/arch/arm/boot/dts/qcom-ipq4019.dtsi +++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi -@@ -52,7 +52,8 @@ +@@ -34,7 +34,8 @@ cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -27,7 +25,7 @@ index 93647db5d90b..06434fd02d40 100644 qcom,acc = <&acc0>; qcom,saw = <&saw0>; reg = <0x0>; -@@ -71,7 +72,8 @@ +@@ -53,7 +54,8 @@ cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -37,7 +35,7 @@ index 93647db5d90b..06434fd02d40 100644 qcom,acc = <&acc1>; qcom,saw = <&saw1>; reg = <0x1>; -@@ -82,7 +84,8 @@ +@@ -64,7 +66,8 @@ cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -47,7 +45,7 @@ index 93647db5d90b..06434fd02d40 100644 qcom,acc = <&acc2>; qcom,saw = <&saw2>; reg = <0x2>; -@@ -93,13 +96,19 @@ +@@ -75,13 +78,20 @@ cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -64,11 +62,12 @@ index 93647db5d90b..06434fd02d40 100644 + L2: l2-cache { + compatible = "cache"; + cache-level = <2>; ++ qcom,saw = <&saw_l2>; + }; }; pmu { -@@ -268,22 +277,22 @@ +@@ -213,22 +223,22 @@ }; acc0: clock-controller@b088000 { @@ -95,6 +94,16 @@ index 93647db5d90b..06434fd02d40 100644 reg = <0x0b0b8000 0x1000>, <0xb008000 0x1000>; }; --- -2.11.0 - +@@ -256,6 +266,12 @@ + 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>; diff --git a/target/linux/ipq40xx/patches-4.14/072-qcom-ipq4019-add-cpu-operating-points-for-cpufreq-su.patch b/target/linux/ipq40xx/patches-4.14/072-qcom-ipq4019-add-cpu-operating-points-for-cpufreq-su.patch index 5596e30852..156ffa1b6d 100644 --- a/target/linux/ipq40xx/patches-4.14/072-qcom-ipq4019-add-cpu-operating-points-for-cpufreq-su.patch +++ b/target/linux/ipq40xx/patches-4.14/072-qcom-ipq4019-add-cpu-operating-points-for-cpufreq-su.patch @@ -12,10 +12,8 @@ Signed-off-by: John Crispin arch/arm/boot/dts/qcom-ipq4019.dtsi | 34 ++++++++++++++++++++++++++-------- 1 file changed, 26 insertions(+), 8 deletions(-) -Index: linux-4.14.54/arch/arm/boot/dts/qcom-ipq4019.dtsi -=================================================================== ---- linux-4.14.54.orig/arch/arm/boot/dts/qcom-ipq4019.dtsi -+++ linux-4.14.54/arch/arm/boot/dts/qcom-ipq4019.dtsi +--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi ++++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi @@ -41,14 +41,7 @@ reg = <0x0>; clocks = <&gcc GCC_APPS_CLK_SRC>; @@ -48,14 +46,18 @@ Index: linux-4.14.54/arch/arm/boot/dts/qcom-ipq4019.dtsi }; cpu@3 { -@@ -85,6 +80,29 @@ +@@ -85,6 +80,7 @@ reg = <0x3>; clocks = <&gcc GCC_APPS_CLK_SRC>; clock-frequency = <0>; + operating-points-v2 = <&cpu0_opp_table>; -+ }; -+ }; -+ + }; + + L2: l2-cache { +@@ -94,6 +90,28 @@ + }; + }; + + cpu0_opp_table: opp_table0 { + compatible = "operating-points-v2"; + opp-shared; @@ -75,6 +77,9 @@ Index: linux-4.14.54/arch/arm/boot/dts/qcom-ipq4019.dtsi + opp-716000000 { + opp-hz = /bits/ 64 <716000000>; + clock-latency-ns = <256000>; - }; - - L2: l2-cache { ++ }; ++ }; ++ + pmu { + compatible = "arm,cortex-a7-pmu"; + interrupts =