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[v3,3/3] arm64: dts: renesas: r9a07g044: Add CANFD node

Message ID 20210721194951.30983-4-prabhakar.mahadev-lad.rj@bp.renesas.com (mailing list archive)
State Superseded
Headers show
Series Renesas RZ/G2L CANFD support | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Lad Prabhakar July 21, 2021, 7:49 p.m. UTC
Add CANFD node to R9A07G044 (RZ/G2L) SoC DTSI.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 41 ++++++++++++++++++++++
 1 file changed, 41 insertions(+)

Comments

kernel test robot July 22, 2021, 12:53 p.m. UTC | #1
Hi Lad,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on renesas-devel/next]
[also build test ERROR on next-20210722]
[cannot apply to mkl-can-next/testing robh/for-next v5.14-rc2]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Lad-Prabhakar/Renesas-RZ-G2L-CANFD-support/20210722-035332
base:   https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git next
config: arm64-buildonly-randconfig-r001-20210720 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/90a103694ef5a19dbdaa11476a1d6f0bbcea42ad
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Lad-Prabhakar/Renesas-RZ-G2L-CANFD-support/20210722-035332
        git checkout 90a103694ef5a19dbdaa11476a1d6f0bbcea42ad
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=arm64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> Error: arch/arm64/boot/dts/renesas/r9a07g044.dtsi:114.14-15 syntax error
   FATAL ERROR: Unable to parse input tree

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
index 9a7489dc70d1..51655c09f1f8 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
@@ -13,6 +13,13 @@ 
 	#address-cells = <2>;
 	#size-cells = <2>;
 
+	/* External CAN clock - to be overridden by boards that provide it */
+	can_clk: can {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <0>;
+	};
+
 	/* clock can be either from exclk or crystal oscillator (XIN/XOUT) */
 	extal_clk: extal {
 		compatible = "fixed-clock";
@@ -89,6 +96,40 @@ 
 			status = "disabled";
 		};
 
+		canfd: can@10050000 {
+			compatible = "renesas,r9a07g044-canfd", "renesas,rzg2l-canfd";
+			reg = <0 0x10050000 0 0x8000>;
+			interrupts = <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "g_err", "g_recc",
+					  "ch0_err", "ch0_rec", "ch0_trx",
+					  "ch1_err", "ch1_rec", "ch1_trx";
+			clocks = <&cpg CPG_MOD R9A07G044_CANFD_PCLK>,
+				 <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>,
+				 <&can_clk>;
+			clock-names = "fck", "canfd", "can_clk";
+			assigned-clocks = <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>;
+			assigned-clock-rates = <50000000>;
+			resets = <&cpg R9A07G044_CANFD_RSTP_N>,
+				 <&cpg R9A07G044_CANFD_RSTC_N>;
+			reset-names = "rstp_n", "rstc_n";
+			power-domains = <&cpg>;
+			status = "disabled";
+
+			channel0 {
+				status = "disabled";
+			};
+			channel1 {
+				status = "disabled";
+			};
+		};
+
 		i2c0: i2c@10058000 {
 			#address-cells = <1>;
 			#size-cells = <0>;