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Updates for Raspberry Pi

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This commit is contained in:
Peter Robinson 2019-01-10 04:58:51 +00:00
commit 1425468a72
4 changed files with 722 additions and 144 deletions
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222
bcm2835-cpufreq-add-CPU-frequency-control-driver.patch
View file

@ -1,24 +1,26 @@
From 624e057827435de39274c34e20c2d937cb9d4ac3 Mon Sep 17 00:00:00 2001
From 050af591beda9f84693d92b2c38416ea31630608 Mon Sep 17 00:00:00 2001
From: Peter Robinson <pbrobinson@gmail.com>
Date: Thu, 31 May 2018 19:08:12 +0100
Date: Thu, 10 Jan 2019 03:15:33 +0000
Subject: [PATCH] bcm2835: cpufreq: add CPU frequency control driver
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
---
arch/arm/boot/dts/bcm2835-rpi.dtsi | 7 ++
arch/arm/boot/dts/bcm2837.dtsi | 33 +++++++
drivers/clk/bcm/Kconfig | 8 ++
drivers/clk/bcm/Makefile | 1 +
drivers/clk/bcm/clk-raspberrypi.c | 138 +++++++++++++++++++++++++++++
5 files changed, 187 insertions(+)
arch/arm/boot/dts/bcm2835-rpi.dtsi | 7 ++
arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 7 ++
arch/arm/boot/dts/bcm2837.dtsi | 58 +++++++++
arch/arm/boot/dts/bcm283x.dtsi | 2 +-
drivers/clk/bcm/Kconfig | 8 ++
drivers/clk/bcm/Makefile | 1 +
drivers/clk/bcm/clk-raspberrypi.c | 138 +++++++++++++++++++++
7 files changed, 220 insertions(+), 1 deletion(-)
create mode 100644 drivers/clk/bcm/clk-raspberrypi.c
diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi
index 6c3cfaa77f3d..e6d1627ec421 100644
index 29f970f864dc..6d0f43957af4 100644
--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
@@ -35,6 +35,13 @@
reg = <0x7e00b840 0xf>;
reg = <0x7e00b840 0x3c>;
interrupts = <0 2>;
};
+
@ -31,47 +33,72 @@ index 6c3cfaa77f3d..e6d1627ec421 100644
};
};
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
index 42bb09044cc7..3333c080696c 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
@@ -106,3 +106,10 @@
pinctrl-0 = <&uart1_gpio14>;
status = "okay";
};
+
+&cpu0_opp_table {
+ opp@1400000000 {
+ opp-hz = /bits/ 64 <1400000000>;
+ clock-latency-ns = <355000>;
+ };
+};
diff --git a/arch/arm/boot/dts/bcm2837.dtsi b/arch/arm/boot/dts/bcm2837.dtsi
index 7704bb029605..c24176282a1f 100644
index beb6c502dadc..1590d94b618e 100644
--- a/arch/arm/boot/dts/bcm2837.dtsi
+++ b/arch/arm/boot/dts/bcm2837.dtsi
@@ -38,6 +38,9 @@
@@ -1,4 +1,5 @@
#include "bcm283x.dtsi"
+#include <dt-bindings/thermal/thermal.h>
/ {
compatible = "brcm,bcm2837";
@@ -44,6 +45,10 @@
reg = <0>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000d8>;
+ clocks = <&arm_clk>;
+ clock-names = "cpu";
+ operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
};
cpu1: cpu@1 {
@@ -46,6 +49,9 @@
@@ -52,6 +57,10 @@
reg = <1>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000e0>;
+ clocks = <&arm_clk>;
+ clock-names = "cpu";
+ operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
};
cpu2: cpu@2 {
@@ -54,6 +60,9 @@
@@ -60,6 +69,10 @@
reg = <2>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000e8>;
+ clocks = <&arm_clk>;
+ clock-names = "cpu";
+ operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
};
cpu3: cpu@3 {
@@ -62,6 +71,30 @@
@@ -68,6 +81,31 @@
reg = <3>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000f0>;
+ clocks = <&arm_clk>;
+ clock-names = "cpu";
+ operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
+ };
+ };
+
@ -96,6 +123,46 @@ index 7704bb029605..c24176282a1f 100644
};
};
};
@@ -84,6 +122,26 @@
&cpu_thermal {
coefficients = <(-538) 412000>;
+
+ trips {
+ cpu_alert0: cpu-alert0 {
+ temperature = <70000>;
+ hysteresis = <0>;
+ type = "passive";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu_crit>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};
/* enable thermal sensor with the correct compatible property set */
diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
index 31b29646b14c..2def0684d198 100644
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -38,7 +38,7 @@
thermal-sensors = <&thermal>;
trips {
- cpu-crit {
+ cpu_crit: cpu-crit {
temperature = <80000>;
hysteresis = <0>;
type = "critical";
diff --git a/drivers/clk/bcm/Kconfig b/drivers/clk/bcm/Kconfig
index 4c4bd85f707c..e40bd19da22b 100644
--- a/drivers/clk/bcm/Kconfig
@ -269,128 +336,5 @@ index 000000000000..046efc822a59
+MODULE_DESCRIPTION("Raspberry Pi CPU clock driver");
+MODULE_LICENSE("GPL v2");
--
2.17.0
2.20.1
From 40a82f71737891581dcbe45331d15a29dd3e7805 Mon Sep 17 00:00:00 2001
From: Peter Robinson <pbrobinson@gmail.com>
Date: Mon, 4 Jun 2018 09:14:10 +0100
Subject: [PATCH 7/7] add 1.4 ghz OPP for the 3B+
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
---
arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
index 4adb85e66be3..aaefb078f391 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
@@ -106,3 +106,10 @@
pinctrl-0 = <&uart1_gpio14>;
status = "okay";
};
+
+&cpu0_opp_table {
+ opp@1400000000 {
+ opp-hz = /bits/ 64 <1400000000>;
+ clock-latency-ns = <355000>;
+ };
+};
--
2.17.1
From d00bd46b40001d3500b8a7207dcfe1d66600e47e Mon Sep 17 00:00:00 2001
From: Stefan Wahren <stefan.wahren@i2se.com>
Date: Wed, 26 Sep 2018 21:13:22 +0200
Subject: [PATCH] ARM: bcm2837: Use CPU0 as cooling device
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
---
arch/arm/boot/dts/bcm2837.dtsi | 25 +++++++++++++++++++++++++
arch/arm/boot/dts/bcm283x.dtsi | 2 +-
2 files changed, 26 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/bcm2837.dtsi b/arch/arm/boot/dts/bcm2837.dtsi
index 9cfc553..1590d94 100644
--- a/arch/arm/boot/dts/bcm2837.dtsi
+++ b/arch/arm/boot/dts/bcm2837.dtsi
@@ -1,4 +1,5 @@
#include "bcm283x.dtsi"
+#include <dt-bindings/thermal/thermal.h>
/ {
compatible = "brcm,bcm2837";
@@ -47,6 +48,7 @@
clocks = <&arm_clk>;
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
};
cpu1: cpu@1 {
@@ -58,6 +60,7 @@
clocks = <&arm_clk>;
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
};
cpu2: cpu@2 {
@@ -69,6 +72,7 @@
clocks = <&arm_clk>;
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
};
cpu3: cpu@3 {
@@ -80,6 +84,7 @@
clocks = <&arm_clk>;
clock-names = "cpu";
operating-points-v2 = <&cpu0_opp_table>;
+ #cooling-cells = <2>;
};
};
@@ -117,6 +122,26 @@
&cpu_thermal {
coefficients = <(-538) 412000>;
+
+ trips {
+ cpu_alert0: cpu-alert0 {
+ temperature = <70000>;
+ hysteresis = <0>;
+ type = "passive";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+
+ map1 {
+ trip = <&cpu_crit>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};
/* enable thermal sensor with the correct compatible property set */
diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
index 31b2964..2def068 100644
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -38,7 +38,7 @@
thermal-sensors = <&thermal>;
trips {
- cpu-crit {
+ cpu_crit: cpu-crit {
temperature = <80000>;
hysteresis = <0>;
type = "critical";
--
2.7.4

630
bcm2836-Improve-VCHIQ-cache-line-size-handling.patch Normal file
View file

@ -0,0 +1,630 @@
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From: Phil Elwell <phil@raspberrypi.org>
To: Rob Herring <robh+dt@kernel.org>, Stefan Wahren <stefan.wahren@i2se.com>,
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Subject: [PATCH v3 2/4] dt-bindings: soc: Document "brcm,bcm2836-vchiq"
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"brcm,bcm2836-vchiq" should be used on BCM2836 and BCM2837 to ensure
correct operation.
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
Acked-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
index 8dd7b3a..f331316 100644
--- a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
+++ b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
@@ -2,7 +2,8 @@ Broadcom VCHIQ firmware services
Required properties:
-- compatible: Should be "brcm,bcm2835-vchiq"
+- compatible: Should be "brcm,bcm2835-vchiq" on BCM2835, otherwise
+ "brcm,bcm2836-vchiq".
- reg: Physical base address and length of the doorbell register pair
- interrupts: The interrupt number
See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt
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From: Phil Elwell <phil@raspberrypi.org>
To: Rob Herring <robh+dt@kernel.org>, Stefan Wahren <stefan.wahren@i2se.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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Subject: [PATCH v3 3/4] ARM: dts: bcm283x: Correct vchiq compatible string
Date: Mon, 17 Sep 2018 09:22:23 +0100
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To allow VCHIQ to determine the correct cache line size, use the new
"brcm,bcm2836-vchiq" compatible string on BCM2836 and BCM2837.
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
Acked-by: Stefan Wahren <stefan.wahren@i2se.com>
---
arch/arm/boot/dts/bcm2835-rpi.dtsi | 2 +-
arch/arm/boot/dts/bcm2836-rpi-2-b.dts | 2 +-
arch/arm/boot/dts/bcm2836-rpi.dtsi | 6 ++++++
arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts | 2 +-
arch/arm/boot/dts/bcm2837-rpi-3-b.dts | 2 +-
arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi | 2 +-
6 files changed, 11 insertions(+), 5 deletions(-)
create mode 100644 arch/arm/boot/dts/bcm2836-rpi.dtsi
diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi
index cb2d6d7..215d8cc 100644
--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
@@ -30,7 +30,7 @@
#power-domain-cells = <1>;
};
- mailbox@7e00b840 {
+ vchiq: mailbox@7e00b840 {
compatible = "brcm,bcm2835-vchiq";
reg = <0x7e00b840 0xf>;
interrupts = <0 2>;
diff --git a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts
index 2fef70a..ac4408b 100644
--- a/arch/arm/boot/dts/bcm2836-rpi-2-b.dts
+++ b/arch/arm/boot/dts/bcm2836-rpi-2-b.dts
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2836.dtsi"
-#include "bcm2835-rpi.dtsi"
+#include "bcm2836-rpi.dtsi"
#include "bcm283x-rpi-smsc9514.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
diff --git a/arch/arm/boot/dts/bcm2836-rpi.dtsi b/arch/arm/boot/dts/bcm2836-rpi.dtsi
new file mode 100644
index 0000000..c4c858b
--- /dev/null
+++ b/arch/arm/boot/dts/bcm2836-rpi.dtsi
@@ -0,0 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "bcm2835-rpi.dtsi"
+
+&vchiq {
+ compatible = "brcm,bcm2836-vchiq", "brcm,bcm2835-vchiq";
+};
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
index 4adb85e..eca36e3 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b-plus.dts
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2837.dtsi"
-#include "bcm2835-rpi.dtsi"
+#include "bcm2836-rpi.dtsi"
#include "bcm283x-rpi-lan7515.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
diff --git a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
index c318bcb..a0ba0f6 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
+++ b/arch/arm/boot/dts/bcm2837-rpi-3-b.dts
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2837.dtsi"
-#include "bcm2835-rpi.dtsi"
+#include "bcm2836-rpi.dtsi"
#include "bcm283x-rpi-smsc9514.dtsi"
#include "bcm283x-rpi-usb-host.dtsi"
diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi b/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi
index 7b7ab6a..4a89a18 100644
--- a/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi
+++ b/arch/arm/boot/dts/bcm2837-rpi-cm3.dtsi
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/dts-v1/;
#include "bcm2837.dtsi"
-#include "bcm2835-rpi.dtsi"
+#include "bcm2836-rpi.dtsi"
/ {
memory {
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From: Phil Elwell <phil@raspberrypi.org>
To: Rob Herring <robh+dt@kernel.org>, Stefan Wahren <stefan.wahren@i2se.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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Subject: [PATCH v3 4/4] ARM: dts: bcm283x: Correct mailbox register sizes
Date: Mon, 17 Sep 2018 09:22:24 +0100
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The size field in a Device Tree "reg" property is encoded in bytes, not
words.
Fixes: 614fa22119d6 ("ARM: dts: bcm2835: Add VCHIQ node to the Raspberry Pi boards. (v3)")
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
Acked-by: Stefan Wahren <stefan.wahren@i2se.com>
---
arch/arm/boot/dts/bcm2835-rpi.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi
index 215d8cc..29f970f 100644
--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
@@ -32,7 +32,7 @@
vchiq: mailbox@7e00b840 {
compatible = "brcm,bcm2835-vchiq";
- reg = <0x7e00b840 0xf>;
+ reg = <0x7e00b840 0x3c>;
interrupts = <0 2>;
};
};

2
bcm2837-dts-add-Raspberry-Pi-3-A.patch
View file

@ -267,7 +267,7 @@ index 0000000..b2df7cf
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+#include "bcm2837.dtsi"
+#include "bcm2835-rpi.dtsi"
+#include "bcm2836-rpi.dtsi"
+#include "bcm283x-rpi-usb-host.dtsi"
+
+/ {

12
kernel.spec
View file

@ -577,14 +577,13 @@ Patch305: qcom-msm89xx-fixes.patch
# https://patchwork.kernel.org/project/linux-mmc/list/?submitter=71861
Patch306: arm-sdhci-esdhc-imx-fixes.patch
Patch330: bcm2835-cpufreq-add-CPU-frequency-control-driver.patch
Patch331: bcm283x-drm-vc4-set-is_yuv-to-false-when-num_planes-1.patch
Patch330: bcm283x-drm-vc4-set-is_yuv-to-false-when-num_planes-1.patch
# https://patchwork.kernel.org/patch/10686407/
Patch332: raspberrypi-Fix-firmware-calls-with-large-buffers.patch
Patch331: raspberrypi-Fix-firmware-calls-with-large-buffers.patch
# Improve raspberry pi camera and analog audio
Patch332: bcm2836-Improve-VCHIQ-cache-line-size-handling.patch
Patch333: bcm2835-vc04_services-Improve-driver-load-unload.patch
# Initall support for the 3A+
@ -596,6 +595,8 @@ Patch335: bcm2835-mmc-Several-fixes-for-bcm2835-driver.patch
# https://patchwork.kernel.org/patch/10741809/
Patch336: bcm2835-mmc-sdhci-iproc-handle-mmc_of_parse-errors-during-probe.patch
Patch339: bcm2835-cpufreq-add-CPU-frequency-control-driver.patch
# Patches enabling device specific brcm firmware nvram
# https://www.spinics.net/lists/linux-wireless/msg178827.html
Patch340: brcmfmac-Remove-firmware-loading-code-duplication.patch
@ -1895,6 +1896,9 @@ fi
#
#
%changelog
* Wed Jan 9 2019 Peter Robinson <pbrobinson@fedoraproject.org>
- Updates for Raspberry Pi
* Wed Jan 09 2019 Justin M. Forbes <jforbes@fedoraproject.org> - 4.20.1-200
- Linux v4.20.1