Re: [PATCH v2 1/3] PCI: imx: No-op imx6_setup_phy_mpll() on i.MX7D
Am Mittwoch, den 05.12.2018, 23:35 -0800 schrieb Andrey Smirnov:
> PCIE PHY IP block on i.MX7D differs from the one used on i.MX6
> family,
> so none of the code in current implementation of
> imx6_setup_phy_mpll()
> is applicable.
>
> Cc: bhelg...@google.com
> Cc: Fabio Estevam
> Cc: cphe...@gmail.com
> Cc: l.st...@pengutronix.de
> Cc: Leonard Crestez
> Cc: "A.s. Dong"
> Cc: Richard Zhu
> Cc: linux-...@nxp.com
> Cc: linux-arm-ker...@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> Cc: linux-...@vger.kernel.org
> Tested-by: Trent Piepho
> Signed-off-by: Andrey Smirnov
Reviewed-by: Lucas Stach
> ---
> drivers/pci/controller/dwc/pci-imx6.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/pci/controller/dwc/pci-imx6.c
> b/drivers/pci/controller/dwc/pci-imx6.c
> index 2cbef2d7c207..c140f7987598 100644
> --- a/drivers/pci/controller/dwc/pci-imx6.c
> +++ b/drivers/pci/controller/dwc/pci-imx6.c
> @@ -525,6 +525,9 @@ static int imx6_setup_phy_mpll(struct imx6_pcie
> *imx6_pcie)
> int mult, div;
> u32 val;
>
> + if (imx6_pcie->variant == IMX7D)
> + return 0;
> +
> switch (phy_rate) {
> case 12500:
> /*
[PATCH v2 1/3] PCI: imx: No-op imx6_setup_phy_mpll() on i.MX7D
PCIE PHY IP block on i.MX7D differs from the one used on i.MX6 family,
so none of the code in current implementation of imx6_setup_phy_mpll()
is applicable.
Cc: bhelg...@google.com
Cc: Fabio Estevam
Cc: cphe...@gmail.com
Cc: l.st...@pengutronix.de
Cc: Leonard Crestez
Cc: "A.s. Dong"
Cc: Richard Zhu
Cc: linux-...@nxp.com
Cc: linux-arm-ker...@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-...@vger.kernel.org
Tested-by: Trent Piepho
Signed-off-by: Andrey Smirnov
---
drivers/pci/controller/dwc/pci-imx6.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/pci/controller/dwc/pci-imx6.c
b/drivers/pci/controller/dwc/pci-imx6.c
index 2cbef2d7c207..c140f7987598 100644
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -525,6 +525,9 @@ static int imx6_setup_phy_mpll(struct imx6_pcie *imx6_pcie)
int mult, div;
u32 val;
+ if (imx6_pcie->variant == IMX7D)
+ return 0;
+
switch (phy_rate) {
case 12500:
/*
--
2.19.1
