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authorLinus Torvalds <torvalds@linux-foundation.org>2016-08-02 00:36:01 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2016-08-02 00:36:01 +0200
commit43a0a98aa8da71583f84b84fd72e265c24d4c5f8 (patch)
tree3830aff2b36f48a67be5f485f00f56cf4269729d /drivers/memory/samsung/exynos-srom.c
parentMerge tag 'armsoc-defconfig' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff)
parentMerge tag 'samsung-drivers-4.8-3' of git://git.kernel.org/pub/scm/linux/kerne... (diff)
downloadlinux-43a0a98aa8da71583f84b84fd72e265c24d4c5f8.tar.xz
linux-43a0a98aa8da71583f84b84fd72e265c24d4c5f8.zip
Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC driver updates from Olof Johansson: "Driver updates for ARM SoCs. A slew of changes this release cycle. The reset driver tree, that we merge through arm-soc for historical reasons, is also sizable this time around. Among the changes: - clps711x: Treewide changes to compatible strings, merged here for simplicity. - Qualcomm: SCM firmware driver cleanups, move to platform driver - ux500: Major cleanups, removal of old mach-specific infrastructure. - Atmel external bus memory driver - Move of brcmstb platform to the rest of bcm - PMC driver updates for tegra, various fixes and improvements - Samsung platform driver updates to support 64-bit Exynos platforms - Reset controller cleanups moving to devm_reset_controller_register() APIs - Reset controller driver for Amlogic Meson - Reset controller driver for Hisilicon hi6220 - ARM SCPI power domain support" * tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (100 commits) ARM: ux500: consolidate base platform files ARM: ux500: move soc_id driver to drivers/soc ARM: ux500: call ux500_setup_id later ARM: ux500: consolidate soc_device code in id.c ARM: ux500: remove cpu_is_u* helpers ARM: ux500: use CLK_OF_DECLARE() ARM: ux500: move l2x0 init to .init_irq mfd: db8500 stop passing around platform data ASoC: ab8500-codec: remove platform data based probe ARM: ux500: move ab8500_regulator_plat_data into driver ARM: ux500: remove unused regulator data soc: raspberrypi-power: add CONFIG_OF dependency firmware: scpi: add CONFIG_OF dependency video: clps711x-fb: Changing the compatibility string to match with the smallest supported chip input: clps711x-keypad: Changing the compatibility string to match with the smallest supported chip pwm: clps711x: Changing the compatibility string to match with the smallest supported chip serial: clps711x: Changing the compatibility string to match with the smallest supported chip irqchip: clps711x: Changing the compatibility string to match with the smallest supported chip clocksource: clps711x: Changing the compatibility string to match with the smallest supported chip clk: clps711x: Changing the compatibility string to match with the smallest supported chip ...
Diffstat (limited to 'drivers/memory/samsung/exynos-srom.c')
-rw-r--r--drivers/memory/samsung/exynos-srom.c41
1 files changed, 13 insertions, 28 deletions
diff --git a/drivers/memory/samsung/exynos-srom.c b/drivers/memory/samsung/exynos-srom.c
index 96756fb4d6bd..bf827a666694 100644
--- a/drivers/memory/samsung/exynos-srom.c
+++ b/drivers/memory/samsung/exynos-srom.c
@@ -11,7 +11,7 @@
*/
#include <linux/io.h>
-#include <linux/module.h>
+#include <linux/init.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
@@ -91,17 +91,17 @@ static int exynos_srom_configure_bank(struct exynos_srom *srom,
if (width == 2)
cs |= 1 << EXYNOS_SROM_BW__DATAWIDTH__SHIFT;
- bw = __raw_readl(srom->reg_base + EXYNOS_SROM_BW);
+ bw = readl_relaxed(srom->reg_base + EXYNOS_SROM_BW);
bw = (bw & ~(EXYNOS_SROM_BW__CS_MASK << bank)) | (cs << bank);
- __raw_writel(bw, srom->reg_base + EXYNOS_SROM_BW);
+ writel_relaxed(bw, srom->reg_base + EXYNOS_SROM_BW);
- __raw_writel(pmc | (timing[0] << EXYNOS_SROM_BCX__TACP__SHIFT) |
- (timing[1] << EXYNOS_SROM_BCX__TCAH__SHIFT) |
- (timing[2] << EXYNOS_SROM_BCX__TCOH__SHIFT) |
- (timing[3] << EXYNOS_SROM_BCX__TACC__SHIFT) |
- (timing[4] << EXYNOS_SROM_BCX__TCOS__SHIFT) |
- (timing[5] << EXYNOS_SROM_BCX__TACS__SHIFT),
- srom->reg_base + EXYNOS_SROM_BC0 + bank);
+ writel_relaxed(pmc | (timing[0] << EXYNOS_SROM_BCX__TACP__SHIFT) |
+ (timing[1] << EXYNOS_SROM_BCX__TCAH__SHIFT) |
+ (timing[2] << EXYNOS_SROM_BCX__TCOH__SHIFT) |
+ (timing[3] << EXYNOS_SROM_BCX__TACC__SHIFT) |
+ (timing[4] << EXYNOS_SROM_BCX__TCOS__SHIFT) |
+ (timing[5] << EXYNOS_SROM_BCX__TACS__SHIFT),
+ srom->reg_base + EXYNOS_SROM_BC0 + bank);
return 0;
}
@@ -134,7 +134,7 @@ static int exynos_srom_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, srom);
srom->reg_offset = exynos_srom_alloc_reg_dump(exynos_srom_offsets,
- sizeof(exynos_srom_offsets));
+ ARRAY_SIZE(exynos_srom_offsets));
if (!srom->reg_offset) {
iounmap(srom->reg_base);
return -ENOMEM;
@@ -159,16 +159,6 @@ static int exynos_srom_probe(struct platform_device *pdev)
return of_platform_populate(np, NULL, NULL, dev);
}
-static int exynos_srom_remove(struct platform_device *pdev)
-{
- struct exynos_srom *srom = platform_get_drvdata(pdev);
-
- kfree(srom->reg_offset);
- iounmap(srom->reg_base);
-
- return 0;
-}
-
#ifdef CONFIG_PM_SLEEP
static void exynos_srom_save(void __iomem *base,
struct exynos_srom_reg_dump *rd,
@@ -211,21 +201,16 @@ static const struct of_device_id of_exynos_srom_ids[] = {
},
{},
};
-MODULE_DEVICE_TABLE(of, of_exynos_srom_ids);
static SIMPLE_DEV_PM_OPS(exynos_srom_pm_ops, exynos_srom_suspend, exynos_srom_resume);
static struct platform_driver exynos_srom_driver = {
.probe = exynos_srom_probe,
- .remove = exynos_srom_remove,
.driver = {
.name = "exynos-srom",
.of_match_table = of_exynos_srom_ids,
.pm = &exynos_srom_pm_ops,
+ .suppress_bind_attrs = true,
},
};
-module_platform_driver(exynos_srom_driver);
-
-MODULE_AUTHOR("Pankaj Dubey <pankaj.dubey@samsung.com>");
-MODULE_DESCRIPTION("Exynos SROM Controller Driver");
-MODULE_LICENSE("GPL");
+builtin_platform_driver(exynos_srom_driver);