[PATCH net-next 03/10] net: mscc: ocelot: get HSIO regmap from syscon

From: Quentin Schulz
Date: Mon Jul 30 2018 - 08:44:30 EST


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@xxxxxxxxxxx>
---
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