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SubjectRe: [PATCH net-next 03/10] net: mscc: ocelot: get HSIO regmap from syscon
On 30/07/2018 14:43:48+0200, Quentin Schulz wrote:
> HSIO address space was moved to a syscon, hence we need to get the
> regmap of this address space from there and no more from the device
> node.
>
> Signed-off-by: Quentin Schulz <quentin.schulz@bootlin.com>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

> ---
> drivers/net/ethernet/mscc/ocelot_board.c | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/mscc/ocelot_board.c b/drivers/net/ethernet/mscc/ocelot_board.c
> index 26bb3b1..b7d755b 100644
> --- a/drivers/net/ethernet/mscc/ocelot_board.c
> +++ b/drivers/net/ethernet/mscc/ocelot_board.c
> @@ -9,6 +9,7 @@
> #include <linux/netdevice.h>
> #include <linux/of_mdio.h>
> #include <linux/of_platform.h>
> +#include <linux/mfd/syscon.h>
> #include <linux/skbuff.h>
>
> #include "ocelot.h"
> @@ -162,6 +163,7 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
> struct device_node *np = pdev->dev.of_node;
> struct device_node *ports, *portnp;
> struct ocelot *ocelot;
> + struct regmap *hsio;
> u32 val;
>
> struct {
> @@ -173,7 +175,6 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
> { QSYS, "qsys" },
> { ANA, "ana" },
> { QS, "qs" },
> - { HSIO, "hsio" },
> };
>
> if (!np && !pdev->dev.platform_data)
> @@ -196,6 +197,14 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
> ocelot->targets[res[i].id] = target;
> }
>
> + hsio = syscon_regmap_lookup_by_compatible("mscc,ocelot-hsio");
> + if (IS_ERR(hsio)) {
> + dev_err(&pdev->dev, "missing hsio syscon\n");
> + return PTR_ERR(hsio);
> + }
> +
> + ocelot->targets[HSIO] = hsio;
> +
> err = ocelot_chip_init(ocelot);
> if (err)
> return err;
> --
> git-series 0.9.1

--
Alexandre Belloni, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com

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