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-rw-r--r--drivers/reset/Kconfig2
-rw-r--r--drivers/reset/reset-imx7.c1
-rw-r--r--drivers/reset/reset-microchip-sparx5.c22
-rw-r--r--drivers/reset/reset-npcm.c2
4 files changed, 20 insertions, 7 deletions
diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
index 85f7abde3766..de176c2fbad9 100644
--- a/drivers/reset/Kconfig
+++ b/drivers/reset/Kconfig
@@ -208,7 +208,7 @@ config RESET_SCMI
config RESET_SIMPLE
bool "Simple Reset Controller Driver" if COMPILE_TEST || EXPERT
- default ARCH_ASPEED || ARCH_BCM4908 || ARCH_BITMAIN || ARCH_REALTEK || ARCH_STM32 || (ARCH_INTEL_SOCFPGA && ARM64) || ARCH_SUNXI || ARC
+ default ARCH_ASPEED || ARCH_BCMBCA || ARCH_BITMAIN || ARCH_REALTEK || ARCH_STM32 || (ARCH_INTEL_SOCFPGA && ARM64) || ARCH_SUNXI || ARC
depends on HAS_IOMEM
help
This enables a simple reset controller driver for reset lines that
diff --git a/drivers/reset/reset-imx7.c b/drivers/reset/reset-imx7.c
index 185a333df66c..d2408725eb2c 100644
--- a/drivers/reset/reset-imx7.c
+++ b/drivers/reset/reset-imx7.c
@@ -329,6 +329,7 @@ static int imx8mp_reset_set(struct reset_controller_dev *rcdev,
break;
case IMX8MP_RESET_PCIE_CTRL_APPS_EN:
+ case IMX8MP_RESET_PCIEPHY_PERST:
value = assert ? 0 : bit;
break;
}
diff --git a/drivers/reset/reset-microchip-sparx5.c b/drivers/reset/reset-microchip-sparx5.c
index 00b612a0effa..f3528dd1d084 100644
--- a/drivers/reset/reset-microchip-sparx5.c
+++ b/drivers/reset/reset-microchip-sparx5.c
@@ -33,11 +33,8 @@ static struct regmap_config sparx5_reset_regmap_config = {
.reg_stride = 4,
};
-static int sparx5_switch_reset(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int sparx5_switch_reset(struct mchp_reset_context *ctx)
{
- struct mchp_reset_context *ctx =
- container_of(rcdev, struct mchp_reset_context, rcdev);
u32 val;
/* Make sure the core is PROTECTED from reset */
@@ -54,8 +51,14 @@ static int sparx5_switch_reset(struct reset_controller_dev *rcdev,
1, 100);
}
+static int sparx5_reset_noop(struct reset_controller_dev *rcdev,
+ unsigned long id)
+{
+ return 0;
+}
+
static const struct reset_control_ops sparx5_reset_ops = {
- .reset = sparx5_switch_reset,
+ .reset = sparx5_reset_noop,
};
static int mchp_sparx5_map_syscon(struct platform_device *pdev, char *name,
@@ -122,6 +125,11 @@ static int mchp_sparx5_reset_probe(struct platform_device *pdev)
ctx->rcdev.of_node = dn;
ctx->props = device_get_match_data(&pdev->dev);
+ /* Issue the reset very early, our actual reset callback is a noop. */
+ err = sparx5_switch_reset(ctx);
+ if (err)
+ return err;
+
return devm_reset_controller_register(&pdev->dev, &ctx->rcdev);
}
@@ -163,6 +171,10 @@ static int __init mchp_sparx5_reset_init(void)
return platform_driver_register(&mchp_sparx5_reset_driver);
}
+/*
+ * Because this is a global reset, keep this postcore_initcall() to issue the
+ * reset as early as possible during the kernel startup.
+ */
postcore_initcall(mchp_sparx5_reset_init);
MODULE_DESCRIPTION("Microchip Sparx5 switch reset driver");
diff --git a/drivers/reset/reset-npcm.c b/drivers/reset/reset-npcm.c
index 24c55efa98e5..f2333506b0a6 100644
--- a/drivers/reset/reset-npcm.c
+++ b/drivers/reset/reset-npcm.c
@@ -291,7 +291,7 @@ static void npcm_usb_reset_npcm8xx(struct npcm_rc_data *rc)
iprst2 |= ipsrst2_bits;
iprst3 |= (ipsrst3_bits | NPCM_IPSRST3_USBPHY1 |
NPCM_IPSRST3_USBPHY2);
- iprst2 |= ipsrst4_bits;
+ iprst4 |= ipsrst4_bits;
writel(iprst1, rc->base + NPCM_IPSRST1);
writel(iprst2, rc->base + NPCM_IPSRST2);