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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-08-09 10:03:47 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-08-09 10:03:47 +0300
commitbd935a7b21340e2e37f51a7f2d3188145e2fcf1f (patch)
treeac8af4e6ea552d32839c415b2f36d416ee327ea4 /drivers/soc
parent96ba6c6e8922e89ca4908c650072d8f8d7b39cbc (diff)
parent36a21d51725af2ce0700c6ebcb6b9594aac658a6 (diff)
downloadlinux-bd935a7b21340e2e37f51a7f2d3188145e2fcf1f.tar.xz
Merge 5.14-rc5 into driver-core-next
We need the driver core fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/Makefile2
-rw-r--r--drivers/soc/imx/soc-imx8m.c84
-rw-r--r--drivers/soc/ixp4xx/ixp4xx-npe.c12
-rw-r--r--drivers/soc/ixp4xx/ixp4xx-qmgr.c10
-rw-r--r--drivers/soc/tegra/Kconfig6
5 files changed, 27 insertions, 87 deletions
diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile
index f678e4d9e585..a05e9fbcd3e0 100644
--- a/drivers/soc/Makefile
+++ b/drivers/soc/Makefile
@@ -13,7 +13,7 @@ obj-$(CONFIG_MACH_DOVE) += dove/
obj-y += fsl/
obj-$(CONFIG_ARCH_GEMINI) += gemini/
obj-y += imx/
-obj-$(CONFIG_ARCH_IXP4XX) += ixp4xx/
+obj-y += ixp4xx/
obj-$(CONFIG_SOC_XWAY) += lantiq/
obj-$(CONFIG_LITEX_SOC_CONTROLLER) += litex/
obj-y += mediatek/
diff --git a/drivers/soc/imx/soc-imx8m.c b/drivers/soc/imx/soc-imx8m.c
index 071e14496e4b..cc57a384d74d 100644
--- a/drivers/soc/imx/soc-imx8m.c
+++ b/drivers/soc/imx/soc-imx8m.c
@@ -5,8 +5,6 @@
#include <linux/init.h>
#include <linux/io.h>
-#include <linux/module.h>
-#include <linux/nvmem-consumer.h>
#include <linux/of_address.h>
#include <linux/slab.h>
#include <linux/sys_soc.h>
@@ -31,7 +29,7 @@
struct imx8_soc_data {
char *name;
- u32 (*soc_revision)(struct device *dev);
+ u32 (*soc_revision)(void);
};
static u64 soc_uid;
@@ -52,7 +50,7 @@ static u32 imx8mq_soc_revision_from_atf(void)
static inline u32 imx8mq_soc_revision_from_atf(void) { return 0; };
#endif
-static u32 __init imx8mq_soc_revision(struct device *dev)
+static u32 __init imx8mq_soc_revision(void)
{
struct device_node *np;
void __iomem *ocotp_base;
@@ -77,20 +75,9 @@ static u32 __init imx8mq_soc_revision(struct device *dev)
rev = REV_B1;
}
- if (dev) {
- int ret;
-
- ret = nvmem_cell_read_u64(dev, "soc_unique_id", &soc_uid);
- if (ret) {
- iounmap(ocotp_base);
- of_node_put(np);
- return ret;
- }
- } else {
- soc_uid = readl_relaxed(ocotp_base + OCOTP_UID_HIGH);
- soc_uid <<= 32;
- soc_uid |= readl_relaxed(ocotp_base + OCOTP_UID_LOW);
- }
+ soc_uid = readl_relaxed(ocotp_base + OCOTP_UID_HIGH);
+ soc_uid <<= 32;
+ soc_uid |= readl_relaxed(ocotp_base + OCOTP_UID_LOW);
iounmap(ocotp_base);
of_node_put(np);
@@ -120,7 +107,7 @@ static void __init imx8mm_soc_uid(void)
of_node_put(np);
}
-static u32 __init imx8mm_soc_revision(struct device *dev)
+static u32 __init imx8mm_soc_revision(void)
{
struct device_node *np;
void __iomem *anatop_base;
@@ -138,15 +125,7 @@ static u32 __init imx8mm_soc_revision(struct device *dev)
iounmap(anatop_base);
of_node_put(np);
- if (dev) {
- int ret;
-
- ret = nvmem_cell_read_u64(dev, "soc_unique_id", &soc_uid);
- if (ret)
- return ret;
- } else {
- imx8mm_soc_uid();
- }
+ imx8mm_soc_uid();
return rev;
}
@@ -171,7 +150,7 @@ static const struct imx8_soc_data imx8mp_soc_data = {
.soc_revision = imx8mm_soc_revision,
};
-static __maybe_unused const struct of_device_id imx8_machine_match[] = {
+static __maybe_unused const struct of_device_id imx8_soc_match[] = {
{ .compatible = "fsl,imx8mq", .data = &imx8mq_soc_data, },
{ .compatible = "fsl,imx8mm", .data = &imx8mm_soc_data, },
{ .compatible = "fsl,imx8mn", .data = &imx8mn_soc_data, },
@@ -179,20 +158,12 @@ static __maybe_unused const struct of_device_id imx8_machine_match[] = {
{ }
};
-static __maybe_unused const struct of_device_id imx8_soc_match[] = {
- { .compatible = "fsl,imx8mq-soc", .data = &imx8mq_soc_data, },
- { .compatible = "fsl,imx8mm-soc", .data = &imx8mm_soc_data, },
- { .compatible = "fsl,imx8mn-soc", .data = &imx8mn_soc_data, },
- { .compatible = "fsl,imx8mp-soc", .data = &imx8mp_soc_data, },
- { }
-};
-
#define imx8_revision(soc_rev) \
soc_rev ? \
kasprintf(GFP_KERNEL, "%d.%d", (soc_rev >> 4) & 0xf, soc_rev & 0xf) : \
"unknown"
-static int imx8_soc_info(struct platform_device *pdev)
+static int __init imx8_soc_init(void)
{
struct soc_device_attribute *soc_dev_attr;
struct soc_device *soc_dev;
@@ -211,10 +182,7 @@ static int imx8_soc_info(struct platform_device *pdev)
if (ret)
goto free_soc;
- if (pdev)
- id = of_match_node(imx8_soc_match, pdev->dev.of_node);
- else
- id = of_match_node(imx8_machine_match, of_root);
+ id = of_match_node(imx8_soc_match, of_root);
if (!id) {
ret = -ENODEV;
goto free_soc;
@@ -223,16 +191,8 @@ static int imx8_soc_info(struct platform_device *pdev)
data = id->data;
if (data) {
soc_dev_attr->soc_id = data->name;
- if (data->soc_revision) {
- if (pdev) {
- soc_rev = data->soc_revision(&pdev->dev);
- ret = soc_rev;
- if (ret < 0)
- goto free_soc;
- } else {
- soc_rev = data->soc_revision(NULL);
- }
- }
+ if (data->soc_revision)
+ soc_rev = data->soc_revision();
}
soc_dev_attr->revision = imx8_revision(soc_rev);
@@ -270,24 +230,4 @@ free_soc:
kfree(soc_dev_attr);
return ret;
}
-
-/* Retain device_initcall is for backward compatibility with DTS. */
-static int __init imx8_soc_init(void)
-{
- if (of_find_matching_node_and_match(NULL, imx8_soc_match, NULL))
- return 0;
-
- return imx8_soc_info(NULL);
-}
device_initcall(imx8_soc_init);
-
-static struct platform_driver imx8_soc_info_driver = {
- .probe = imx8_soc_info,
- .driver = {
- .name = "imx8_soc_info",
- .of_match_table = imx8_soc_match,
- },
-};
-
-module_platform_driver(imx8_soc_info_driver);
-MODULE_LICENSE("GPL v2");
diff --git a/drivers/soc/ixp4xx/ixp4xx-npe.c b/drivers/soc/ixp4xx/ixp4xx-npe.c
index 7bd19354982a..f490c4ca51f5 100644
--- a/drivers/soc/ixp4xx/ixp4xx-npe.c
+++ b/drivers/soc/ixp4xx/ixp4xx-npe.c
@@ -21,7 +21,6 @@
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/soc/ixp4xx/npe.h>
-#include <mach/hardware.h>
#include <linux/soc/ixp4xx/cpu.h>
#define DEBUG_MSG 0
@@ -694,8 +693,8 @@ static int ixp4xx_npe_probe(struct platform_device *pdev)
if (!(ixp4xx_read_feature_bits() &
(IXP4XX_FEATURE_RESET_NPEA << i))) {
- dev_info(dev, "NPE%d at 0x%08x-0x%08x not available\n",
- i, res->start, res->end);
+ dev_info(dev, "NPE%d at %pR not available\n",
+ i, res);
continue; /* NPE already disabled or not present */
}
npe->regs = devm_ioremap_resource(dev, res);
@@ -703,13 +702,12 @@ static int ixp4xx_npe_probe(struct platform_device *pdev)
return PTR_ERR(npe->regs);
if (npe_reset(npe)) {
- dev_info(dev, "NPE%d at 0x%08x-0x%08x does not reset\n",
- i, res->start, res->end);
+ dev_info(dev, "NPE%d at %pR does not reset\n",
+ i, res);
continue;
}
npe->valid = 1;
- dev_info(dev, "NPE%d at 0x%08x-0x%08x registered\n",
- i, res->start, res->end);
+ dev_info(dev, "NPE%d at %pR registered\n", i, res);
found++;
}
diff --git a/drivers/soc/ixp4xx/ixp4xx-qmgr.c b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
index 7149510b307e..9154c7029b05 100644
--- a/drivers/soc/ixp4xx/ixp4xx-qmgr.c
+++ b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
@@ -12,7 +12,6 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/soc/ixp4xx/qmgr.h>
-#include <mach/hardware.h>
#include <linux/soc/ixp4xx/cpu.h>
static struct qmgr_regs __iomem *qmgr_regs;
@@ -147,12 +146,12 @@ static irqreturn_t qmgr_irq1_a0(int irq, void *pdev)
/* ACK - it may clear any bits so don't rely on it */
__raw_writel(0xFFFFFFFF, &qmgr_regs->irqstat[0]);
- en_bitmap = qmgr_regs->irqen[0];
+ en_bitmap = __raw_readl(&qmgr_regs->irqen[0]);
while (en_bitmap) {
i = __fls(en_bitmap); /* number of the last "low" queue */
en_bitmap &= ~BIT(i);
- src = qmgr_regs->irqsrc[i >> 3];
- stat = qmgr_regs->stat1[i >> 3];
+ src = __raw_readl(&qmgr_regs->irqsrc[i >> 3]);
+ stat = __raw_readl(&qmgr_regs->stat1[i >> 3]);
if (src & 4) /* the IRQ condition is inverted */
stat = ~stat;
if (stat & BIT(src & 3)) {
@@ -172,7 +171,8 @@ static irqreturn_t qmgr_irq2_a0(int irq, void *pdev)
/* ACK - it may clear any bits so don't rely on it */
__raw_writel(0xFFFFFFFF, &qmgr_regs->irqstat[1]);
- req_bitmap = qmgr_regs->irqen[1] & qmgr_regs->statne_h;
+ req_bitmap = __raw_readl(&qmgr_regs->irqen[1]) &
+ __raw_readl(&qmgr_regs->statne_h);
while (req_bitmap) {
i = __fls(req_bitmap); /* number of the last "high" queue */
req_bitmap &= ~BIT(i);
diff --git a/drivers/soc/tegra/Kconfig b/drivers/soc/tegra/Kconfig
index 20ace654553a..8b53ed1cc67e 100644
--- a/drivers/soc/tegra/Kconfig
+++ b/drivers/soc/tegra/Kconfig
@@ -15,7 +15,7 @@ config ARCH_TEGRA_2x_SOC
select PL310_ERRATA_769419 if CACHE_L2X0
select SOC_TEGRA_FLOWCTRL
select SOC_TEGRA_PMC
- select SOC_TEGRA20_VOLTAGE_COUPLER
+ select SOC_TEGRA20_VOLTAGE_COUPLER if REGULATOR
select TEGRA_TIMER
help
Support for NVIDIA Tegra AP20 and T20 processors, based on the
@@ -29,7 +29,7 @@ config ARCH_TEGRA_3x_SOC
select PL310_ERRATA_769419 if CACHE_L2X0
select SOC_TEGRA_FLOWCTRL
select SOC_TEGRA_PMC
- select SOC_TEGRA30_VOLTAGE_COUPLER
+ select SOC_TEGRA30_VOLTAGE_COUPLER if REGULATOR
select TEGRA_TIMER
help
Support for NVIDIA Tegra T30 processor family, based on the
@@ -155,7 +155,9 @@ config SOC_TEGRA_POWERGATE_BPMP
config SOC_TEGRA20_VOLTAGE_COUPLER
bool "Voltage scaling support for Tegra20 SoCs"
depends on ARCH_TEGRA_2x_SOC || COMPILE_TEST
+ depends on REGULATOR
config SOC_TEGRA30_VOLTAGE_COUPLER
bool "Voltage scaling support for Tegra30 SoCs"
depends on ARCH_TEGRA_3x_SOC || COMPILE_TEST
+ depends on REGULATOR