Re: [PATCH v2] PCI: tegra: Fix afi_pex2_ctrl reg offset for Tegra30

From: Andrew Murray
Date: Tue Jan 07 2020 - 05:19:30 EST


On Tue, Jan 07, 2020 at 09:14:02AM +0100, Marcel Ziswiler wrote:
> Fix AFI_PEX2_CTRL reg offset for Tegra30 by moving it from the Tegra20
> SoC struct where it erroneously got added. This fixes the AFI_PEX2_CTRL
> reg offset being uninitialised subsequently failing to bring up the
> third PCIe port.
>
> Fixes: adb2653b3d2e ("PCI: tegra: Add AFI_PEX2_CTRL reg offset as part of SoC struct")
>
> Signed-off-by: Marcel Ziswiler <marcel@xxxxxxxxxxxx>
> Acked-by: Thierry Reding <treding@xxxxxxxxxx>

Reviewed-by: Andrew Murray <andrew.murray@xxxxxxx>

>
> ---
>
> Changes in v2:
> - Fix recipient list concerning CC: and To: lines as suggested by
> Thierry.
> - Fix subject line and commit message to adhere to standard formatting
> rules as suggested by Thierry.
> - Add Thierry's Acked-by tag.
> - Add standard Fixes tag as suggested by Andrew.
>
> drivers/pci/controller/pci-tegra.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pci/controller/pci-tegra.c b/drivers/pci/controller/pci-tegra.c
> index 090b632965e2..ac93f5a0398e 100644
> --- a/drivers/pci/controller/pci-tegra.c
> +++ b/drivers/pci/controller/pci-tegra.c
> @@ -2499,7 +2499,6 @@ static const struct tegra_pcie_soc tegra20_pcie = {
> .num_ports = 2,
> .ports = tegra20_pcie_ports,
> .msi_base_shift = 0,
> - .afi_pex2_ctrl = 0x128,
> .pads_pll_ctl = PADS_PLL_CTL_TEGRA20,
> .tx_ref_sel = PADS_PLL_CTL_TXCLKREF_DIV10,
> .pads_refclk_cfg0 = 0xfa5cfa5c,
> @@ -2528,6 +2527,7 @@ static const struct tegra_pcie_soc tegra30_pcie = {
> .num_ports = 3,
> .ports = tegra30_pcie_ports,
> .msi_base_shift = 8,
> + .afi_pex2_ctrl = 0x128,
> .pads_pll_ctl = PADS_PLL_CTL_TEGRA30,
> .tx_ref_sel = PADS_PLL_CTL_TXCLKREF_BUF_EN,
> .pads_refclk_cfg0 = 0xfa5cfa5c,
> --
> 2.24.1
>