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authorRam Chandra Jangir <rjangir@codeaurora.org>2018-05-04 21:57:33 +0530
committerJohn Crispin <john@phrozen.org>2018-05-22 20:34:14 +0200
commit93dd2f7211db6607184adadb488582e01fd5c29b (patch)
treefe982ceb4c20d2e1ecbe9ecfc386addaccae2e92 /target/linux/ipq806x/patches-4.14/0051-PM-OPP-Add-a-helper-to-get-an-opp-regulator-for-devi.patch
parent70e6ea319d3bfdfdb34be540dc7d89aa175b5587 (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>
Diffstat (limited to 'target/linux/ipq806x/patches-4.14/0051-PM-OPP-Add-a-helper-to-get-an-opp-regulator-for-devi.patch')
-rw-r--r--target/linux/ipq806x/patches-4.14/0051-PM-OPP-Add-a-helper-to-get-an-opp-regulator-for-devi.patch51
1 files changed, 51 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches-4.14/0051-PM-OPP-Add-a-helper-to-get-an-opp-regulator-for-devi.patch b/target/linux/ipq806x/patches-4.14/0051-PM-OPP-Add-a-helper-to-get-an-opp-regulator-for-devi.patch
new file mode 100644
index 0000000000..f0705badb2
--- /dev/null
+++ b/target/linux/ipq806x/patches-4.14/0051-PM-OPP-Add-a-helper-to-get-an-opp-regulator-for-devi.patch
@@ -0,0 +1,51 @@
+From d06ca5e7a3cf726f5be5ffd96e93ccd798b8c09a Mon Sep 17 00:00:00 2001
+From: Georgi Djakov <georgi.djakov@linaro.org>
+Date: Thu, 12 May 2016 14:41:33 +0300
+Subject: [PATCH 51/69] PM / OPP: Add a helper to get an opp regulator for
+ device
+
+Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
+---
+ drivers/base/power/opp/core.c | 21 +++++++++++++++++++++
+ include/linux/pm_opp.h | 1 +
+ 2 files changed, 22 insertions(+)
+
+--- a/drivers/base/power/opp/core.c
++++ b/drivers/base/power/opp/core.c
+@@ -126,6 +126,27 @@ unsigned long dev_pm_opp_get_freq(struct
+ }
+ EXPORT_SYMBOL_GPL(dev_pm_opp_get_freq);
+
++struct regulator *dev_pm_opp_get_regulator(struct device *dev)
++{
++ struct opp_table *opp_table;
++ struct regulator *reg;
++
++ rcu_read_lock();
++
++ opp_table = _find_opp_table(dev);
++ if (IS_ERR(opp_table)) {
++ rcu_read_unlock();
++ return ERR_CAST(opp_table);
++ }
++
++ reg = opp_table->regulators[0];
++
++ rcu_read_unlock();
++
++ return reg;
++}
++EXPORT_SYMBOL_GPL(dev_pm_opp_get_regulator);
++
+ /**
+ * dev_pm_opp_is_turbo() - Returns if opp is turbo OPP or not
+ * @opp: opp for which turbo mode is being verified
+--- a/include/linux/pm_opp.h
++++ b/include/linux/pm_opp.h
+@@ -85,6 +85,7 @@ enum dev_pm_opp_event {
+ unsigned long dev_pm_opp_get_voltage(struct dev_pm_opp *opp);
+
+ unsigned long dev_pm_opp_get_freq(struct dev_pm_opp *opp);
++struct regulator *dev_pm_opp_get_regulator(struct device *dev);
+
+ bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp);