openwrt/target/linux/layerscape/patches-5.4/701-net-0253-net-mscc-ocelot-move-resource-ioremap-and-regmap-ini.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

102 lines
3.5 KiB
Diff

From 01c0da9c8cd3ff6cbe0ced8e28505d4195f60db4 Mon Sep 17 00:00:00 2001
From: Claudiu Manoil <claudiu.manoil@nxp.com>
Date: Thu, 14 Nov 2019 17:03:20 +0200
Subject: [PATCH] net: mscc: ocelot: move resource ioremap and regmap init to
common code
Let's make this ioremap and regmap init code common. It should not
be platform dependent as it should be usable by PCI devices too.
Use better names where necessary to avoid clashes.
Signed-off-by: Claudiu Manoil <claudiu.manoil@nxp.com>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/mscc/ocelot.h | 4 +---
drivers/net/ethernet/mscc/ocelot_board.c | 17 ++++++++++-------
drivers/net/ethernet/mscc/ocelot_io.c | 14 +++++---------
3 files changed, 16 insertions(+), 19 deletions(-)
--- a/drivers/net/ethernet/mscc/ocelot.h
+++ b/drivers/net/ethernet/mscc/ocelot.h
@@ -546,9 +546,7 @@ void ocelot_port_writel(struct ocelot_po
int ocelot_regfields_init(struct ocelot *ocelot,
const struct reg_field *const regfields);
-struct regmap *ocelot_io_platform_init(struct ocelot *ocelot,
- struct platform_device *pdev,
- const char *name);
+struct regmap *ocelot_regmap_init(struct ocelot *ocelot, struct resource *res);
#define ocelot_field_write(ocelot, reg, val) regmap_field_write((ocelot)->regfields[(reg)], (val))
#define ocelot_field_read(ocelot, reg, val) regmap_field_read((ocelot)->regfields[(reg)], (val))
--- a/drivers/net/ethernet/mscc/ocelot_board.c
+++ b/drivers/net/ethernet/mscc/ocelot_board.c
@@ -276,7 +276,7 @@ static int mscc_ocelot_probe(struct plat
enum ocelot_target id;
char *name;
u8 optional:1;
- } res[] = {
+ } io_target[] = {
{ SYS, "sys" },
{ REW, "rew" },
{ QSYS, "qsys" },
@@ -296,20 +296,23 @@ static int mscc_ocelot_probe(struct plat
platform_set_drvdata(pdev, ocelot);
ocelot->dev = &pdev->dev;
- for (i = 0; i < ARRAY_SIZE(res); i++) {
+ for (i = 0; i < ARRAY_SIZE(io_target); i++) {
struct regmap *target;
+ struct resource *res;
- target = ocelot_io_platform_init(ocelot, pdev, res[i].name);
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
+ io_target[i].name);
+
+ target = ocelot_regmap_init(ocelot, res);
if (IS_ERR(target)) {
- if (res[i].optional) {
- ocelot->targets[res[i].id] = NULL;
+ if (io_target[i].optional) {
+ ocelot->targets[io_target[i].id] = NULL;
continue;
}
-
return PTR_ERR(target);
}
- ocelot->targets[res[i].id] = target;
+ ocelot->targets[io_target[i].id] = target;
}
hsio = syscon_regmap_lookup_by_compatible("mscc,ocelot-hsio");
--- a/drivers/net/ethernet/mscc/ocelot_io.c
+++ b/drivers/net/ethernet/mscc/ocelot_io.c
@@ -97,20 +97,16 @@ static struct regmap_config ocelot_regma
.reg_stride = 4,
};
-struct regmap *ocelot_io_platform_init(struct ocelot *ocelot,
- struct platform_device *pdev,
- const char *name)
+struct regmap *ocelot_regmap_init(struct ocelot *ocelot, struct resource *res)
{
- struct resource *res;
void __iomem *regs;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name);
regs = devm_ioremap_resource(ocelot->dev, res);
if (IS_ERR(regs))
return ERR_CAST(regs);
- ocelot_regmap_config.name = name;
- return devm_regmap_init_mmio(ocelot->dev, regs,
- &ocelot_regmap_config);
+ ocelot_regmap_config.name = res->name;
+
+ return devm_regmap_init_mmio(ocelot->dev, regs, &ocelot_regmap_config);
}
-EXPORT_SYMBOL(ocelot_io_platform_init);
+EXPORT_SYMBOL(ocelot_regmap_init);