Re: [PATCH 1/4] ARM: dts: STiH410: Handle interconnect clock required by EHCI/OHCI (USB)

From: Patrice Chotard
Date: Thu Sep 08 2016 - 10:07:54 EST


Hi Lee

On 09/08/2016 11:11 AM, Lee Jones wrote:
> The STiH4{07,10} platform contains some interconnect clocks which are used
> by various IPs. If this clock isn't handled correctly by ST's EHCI/OHCI
> drivers, their hub won't be found, the following error be shown and the
> result will be non-working USB:
>
> [ 97.221963] hub 2-1:1.0: hub_ext_port_status failed (err = -110)
>
> Cc: stable@xxxxxxxxxxxxxxx
> Tested-by: Peter Griffin <peter.griffin@xxxxxxxxxx>
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
> arch/arm/boot/dts/stih410.dtsi | 12 ++++++++----
> 1 file changed, 8 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/boot/dts/stih410.dtsi b/arch/arm/boot/dts/stih410.dtsi
> index 9ee5e20..f1aa34c 100644
> --- a/arch/arm/boot/dts/stih410.dtsi
> +++ b/arch/arm/boot/dts/stih410.dtsi
> @@ -41,7 +41,8 @@
> compatible = "st,st-ohci-300x";
> reg = <0x9a03c00 0x100>;
> interrupts = <GIC_SPI 180 IRQ_TYPE_NONE>;
> - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
> + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>,
> + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>;
> resets = <&powerdown STIH407_USB2_PORT0_POWERDOWN>,
> <&softreset STIH407_USB2_PORT0_SOFTRESET>;
> reset-names = "power", "softreset";
> @@ -57,7 +58,8 @@
> interrupts = <GIC_SPI 151 IRQ_TYPE_NONE>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_usb0>;
> - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
> + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>,
> + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>;
> resets = <&powerdown STIH407_USB2_PORT0_POWERDOWN>,
> <&softreset STIH407_USB2_PORT0_SOFTRESET>;
> reset-names = "power", "softreset";
> @@ -71,7 +73,8 @@
> compatible = "st,st-ohci-300x";
> reg = <0x9a83c00 0x100>;
> interrupts = <GIC_SPI 181 IRQ_TYPE_NONE>;
> - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
> + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>,
> + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>;
> resets = <&powerdown STIH407_USB2_PORT1_POWERDOWN>,
> <&softreset STIH407_USB2_PORT1_SOFTRESET>;
> reset-names = "power", "softreset";
> @@ -87,7 +90,8 @@
> interrupts = <GIC_SPI 153 IRQ_TYPE_NONE>;
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_usb1>;
> - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>;
> + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>,
> + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>;
> resets = <&powerdown STIH407_USB2_PORT1_POWERDOWN>,
> <&softreset STIH407_USB2_PORT1_SOFTRESET>;
> reset-names = "power", "softreset";

Applied

thanks