On Wed, 2019-03-13 at 04:30 +0100, Marek Vasut wrote:
On 3/13/19 4:03 AM, Ley Foon Tan wrote:
Syscon register is required in dts to select correct PHY interface.
Fix error below:
Net: Failed to get syscon: -2
Signed-off-by: Ley Foon Tan ley.foon.tan@intel.com
Is this fixed in mainline Linux too ?
Didn't see this in mainline Linux.
Dinh, do you aware of this? I see sysmgr-syscon error in EMAC in v4.20 kernel.
[ 1.427994] socfpga-dwmac ff800000.ethernet: Could not read reg_offset from sysmgr-syscon! [ 1.436241] socfpga-dwmac ff800000.ethernet: Unable to parse OF data [ 1.442646] socfpga-dwmac: probe of ff800000.ethernet failed with error -22
Regards Ley Foon
arch/arm/dts/socfpga_stratix10.dtsi | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm/dts/socfpga_stratix10.dtsi b/arch/arm/dts/socfpga_stratix10.dtsi index ccd3f32301..ee93725d64 100644 --- a/arch/arm/dts/socfpga_stratix10.dtsi +++ b/arch/arm/dts/socfpga_stratix10.dtsi @@ -95,6 +95,7 @@ mac-address = [00 00 00 00 00 00]; resets = <&rst EMAC0_RESET>, <&rst EMAC0_OCP_RESET>; reset-names = "stmmaceth";
altr,sysmgr-syscon = <&sysmgr 0x44 0>;status = "disabled"; }; @@ -106,6 +107,7 @@ mac-address = [00 00 00 00 00 00]; resets = <&rst EMAC1_RESET>, <&rst EMAC1_OCP_RESET>; reset-names = "stmmaceth";
altr,sysmgr-syscon = <&sysmgr 0x48 0>;status = "disabled"; }; @@ -117,6 +119,7 @@ mac-address = [00 00 00 00 00 00]; resets = <&rst EMAC2_RESET>, <&rst EMAC2_OCP_RESET>; reset-names = "stmmaceth";
altr,sysmgr-syscon = <&sysmgr 0x4c 0>;status = "disabled"; };