Re: [PATCH v3 06/12] ARM: dts: r8a7792: initial SoC device tree

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On 06/09/2016 01:05 PM, Geert Uytterhoeven wrote:

The initial R8A7792 SoC device tree including CPU cores, GIC, timer, SYSC,
and the required  clock descriptions.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>

---
Changes in version 3:

Thanks for the update!

--- /dev/null
+++ renesas/arch/arm/boot/dts/r8a7792.dtsi
@@ -0,0 +1,180 @@
+/*
+ * Device Tree Source for the r8a7792 SoC
+ *
+ * Copyright (C) 2016 Cogent Embedded Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2.  This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#include <dt-bindings/clock/r8a7792-clock.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/power/r8a7792-sysc.h>
+
+/ {
+       compatible = "renesas,r8a7792";
+       #address-cells = <2>;
+       #size-cells = <2>;
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;

This is gonna need

                enable-method = "renesas,apmu";

soon.

   When Magnus' patchset lands, we'll see...

+       soc {

+               p_clk: p {
+               compatible = "fixed-factor-clock";

Missing TAB.

   Argh!

+                       clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
+                       #clock-cells = <0>;
+                       clock-div = <24>;
+                       clock-mult = <1>;
+               };
+               cp_clk: cp {
+                       compatible = "fixed-factor-clock";
+                       clocks = <&cpg_clocks R8A7792_CLK_PLL1>;
+                       #clock-cells = <0>;
+                       clock-div = <3>;

48

   Thank you.


(did you check /sys/kernel/debug/clk/clk_summary matches Table 7.2c?)

   Now I have! Only the Z clock seem to be out of range -- 1.5 GHz vs 1 GHz max.

+                       clock-mult = <1>;
+               };
+
+               /* Gate clocks */

+               mstp7_clks: mstp7_clks@e615014c {
+                       compatible = "renesas,r8a7792-mstp-clocks",
+                                    "renesas,cpg-mstp-clocks";
+                       reg = <0 0xe615014c 0 4>, <0 0xe61501c4 0 4>;
+                       clocks = <&zs_clk>, <&zs_clk>, <&p_clk>, <&p_clk>,
+                                <&p_clk>, <&p_clk>;
+                       #clock-cells = <1>;
+                       clock-indices = <
+                               R8A7792_CLK_HSCIF1 R8A7792_CLK_HSCIF0
+                               R8A7792_CLK_SCIF3 R8A7792_CLK_SCIF2
+                               R8A7792_CLK_SCIF1 R8A7792_CLK_SCIF0
+                       >;
+                       clock-output-names = "hscif1", "hscif0", "scif3",
+                                            "scif2", "scif1", "scif0",
+                                            "du1", "du0";

You forgot to drop "du1" and "du0".

   Argh again...

+               };

Gr{oetje,eeting}s,

                        Geert

MBR, Sergei




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