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authorRam Chandra Jangir <rjangir@codeaurora.org>2018-05-04 21:57:33 +0530
committerJohn Crispin <john@phrozen.org>2018-05-24 17:24:31 +0200
commitd805812e75d014a4ff6e1a832e286bdf0f7ebe3e (patch)
treeac5061d620a2f32a54dabda662fcb75300a9149f /target/linux/ipq806x/patches-4.14/0070-qcom-spm-fix-probe-order.patch
parent9361c359e4e1648f3ec3f541c51a1982d677f31d (diff)
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ipq806x: add kernel 4.14 support
- Rebased the patches for 4.14 - Dropped spi-qup and 0027, 0028, 0029 clk patches since it's already included in upstream. Tested on IPQ AP148 Board: 1) NOR boot and NAND boot 2) Tested USB and PCIe interfaces 3) WDOG test 4) cpu frequency scaling 5) ethernet, 2G and 5G WiFi 6) ubi sysupgrade Signed-off-by: Ram Chandra Jangir <rjangir@codeaurora.org> Tested-by: Stefan Lippers-Hollmann <s.l-h@gmx.de> (cherry picked from commit 93dd2f7211db6607184adadb488582e01fd5c29b)
Diffstat (limited to 'target/linux/ipq806x/patches-4.14/0070-qcom-spm-fix-probe-order.patch')
-rw-r--r--target/linux/ipq806x/patches-4.14/0070-qcom-spm-fix-probe-order.patch16
1 files changed, 16 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches-4.14/0070-qcom-spm-fix-probe-order.patch b/target/linux/ipq806x/patches-4.14/0070-qcom-spm-fix-probe-order.patch
new file mode 100644
index 0000000..78bc5fc
--- /dev/null
+++ b/target/linux/ipq806x/patches-4.14/0070-qcom-spm-fix-probe-order.patch
@@ -0,0 +1,16 @@
+Check for SCM availability before attempting to use SPM
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+
+--- a/drivers/soc/qcom/spm.c
++++ b/drivers/soc/qcom/spm.c
+@@ -219,6 +219,9 @@ static int __init qcom_cpuidle_init(stru
+ cpumask_t mask;
+ bool use_scm_power_down = false;
+
++ if (!qcom_scm_is_available())
++ return -EPROBE_DEFER;
++
+ for (i = 0; ; i++) {
+ state_node = of_parse_phandle(cpu_node, "cpu-idle-states", i);
+ if (!state_node)