summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorTero Kristo <t-kristo@ti.com>2015-02-20 10:08:52 +0200
committerTero Kristo <t-kristo@ti.com>2015-03-31 21:26:58 +0300
commitefde234674d9db08b762d9faef4dbbaa2eba3a2e (patch)
tree8ee5483eeca28398f39d526d3438b4678f4b56b5
parent23d34981c7e36fb609d3eaacf0a52a05d75ae008 (diff)
downloadlinux-efde234674d9db08b762d9faef4dbbaa2eba3a2e.tar.bz2
ARM: OMAP4+: control: remove support for legacy pad read/write
omap4_ctrl_pad_readl/writel are no longer used by anybody, so remove these. Syscon / pinctrl should be used to access the padconf area instead. Signed-off-by: Tero Kristo <t-kristo@ti.com>
-rw-r--r--arch/arm/mach-omap2/control.c24
-rw-r--r--arch/arm/mach-omap2/control.h5
-rw-r--r--arch/arm/mach-omap2/io.c11
3 files changed, 6 insertions, 34 deletions
diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c
index 404778449ef7..c8565d3dbefe 100644
--- a/arch/arm/mach-omap2/control.c
+++ b/arch/arm/mach-omap2/control.c
@@ -36,7 +36,6 @@
static void __iomem *omap2_ctrl_base;
static s16 omap2_ctrl_offset;
-static void __iomem *omap4_ctrl_pad_base;
static struct regmap *omap2_ctrl_syscon;
#if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM)
@@ -139,13 +138,9 @@ struct omap3_control_regs {
static struct omap3_control_regs control_context;
#endif /* CONFIG_ARCH_OMAP3 && CONFIG_PM */
-#define OMAP4_CTRL_PAD_REGADDR(reg) (omap4_ctrl_pad_base + (reg))
-
-void __init omap2_set_globals_control(void __iomem *ctrl,
- void __iomem *ctrl_pad)
+void __init omap2_set_globals_control(void __iomem *ctrl)
{
omap2_ctrl_base = ctrl;
- omap4_ctrl_pad_base = ctrl_pad;
}
u8 omap_ctrl_readb(u16 offset)
@@ -218,23 +213,6 @@ void omap_ctrl_writel(u32 val, u16 offset)
val);
}
-/*
- * On OMAP4 control pad are not addressable from control
- * core base. So the common omap_ctrl_read/write APIs breaks
- * Hence export separate APIs to manage the omap4 pad control
- * registers. This APIs will work only for OMAP4
- */
-
-u32 omap4_ctrl_pad_readl(u16 offset)
-{
- return readl_relaxed(OMAP4_CTRL_PAD_REGADDR(offset));
-}
-
-void omap4_ctrl_pad_writel(u32 val, u16 offset)
-{
- writel_relaxed(val, OMAP4_CTRL_PAD_REGADDR(offset));
-}
-
#ifdef CONFIG_ARCH_OMAP3
/**
diff --git a/arch/arm/mach-omap2/control.h b/arch/arm/mach-omap2/control.h
index 5353ff45bf83..80d2b7d8e36e 100644
--- a/arch/arm/mach-omap2/control.h
+++ b/arch/arm/mach-omap2/control.h
@@ -443,11 +443,9 @@
extern u8 omap_ctrl_readb(u16 offset);
extern u16 omap_ctrl_readw(u16 offset);
extern u32 omap_ctrl_readl(u16 offset);
-extern u32 omap4_ctrl_pad_readl(u16 offset);
extern void omap_ctrl_writeb(u8 val, u16 offset);
extern void omap_ctrl_writew(u16 val, u16 offset);
extern void omap_ctrl_writel(u32 val, u16 offset);
-extern void omap4_ctrl_pad_writel(u32 val, u16 offset);
extern void omap3_save_scratchpad_contents(void);
extern void omap3_clear_scratchpad_contents(void);
@@ -465,8 +463,7 @@ extern int omap3_ctrl_save_padconf(void);
void omap3_ctrl_init(void);
int omap2_control_base_init(void);
int omap_control_init(void);
-extern void omap2_set_globals_control(void __iomem *ctrl,
- void __iomem *ctrl_pad);
+void omap2_set_globals_control(void __iomem *ctrl);
void __init omap3_control_legacy_iomap_init(void);
#else
#define omap_ctrl_readb(x) 0
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index c3fa739ab4c8..6c39cc0caebc 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -443,7 +443,7 @@ void __init omap3_init_early(void)
/* XXX: remove these once OMAP3 is DT only */
if (!of_have_populated_dt()) {
omap2_set_globals_control(
- OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE), NULL);
+ OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE));
omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE));
omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE),
NULL);
@@ -631,8 +631,7 @@ void __init omap4430_init_early(void)
{
omap2_set_globals_tap(OMAP443X_CLASS,
OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
- omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE),
- OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE));
+ omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE));
omap4xxx_check_revision();
omap4xxx_check_features();
@@ -660,8 +659,7 @@ void __init omap5_init_early(void)
{
omap2_set_globals_tap(OMAP54XX_CLASS,
OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
- omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE),
- OMAP2_L4_IO_ADDRESS(OMAP54XX_CTRL_BASE));
+ omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
omap4_pm_init_early();
omap2_prcm_base_init();
@@ -686,8 +684,7 @@ void __init omap5_init_late(void)
void __init dra7xx_init_early(void)
{
omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE));
- omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE),
- OMAP2_L4_IO_ADDRESS(DRA7XX_CTRL_BASE));
+ omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
omap4_pm_init_early();
omap2_prcm_base_init();