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-rw-r--r--arch/arm/mach-omap2/clock34xx_data.c4
-rw-r--r--arch/arm/mach-omap2/clock44xx_data.c62
-rw-r--r--arch/arm/mach-omap2/cpuidle34xx.c2
-rw-r--r--arch/arm/mach-omap2/gpmc.c7
-rw-r--r--arch/arm/mach-omap2/id.c41
-rw-r--r--arch/arm/mach-omap2/irq.c22
-rw-r--r--arch/arm/mach-omap2/mmc-twl4030.c7
-rw-r--r--arch/arm/mach-omap2/mux.c37
-rw-r--r--arch/arm/mach-omap2/mux.h24
-rw-r--r--arch/arm/mach-omap2/mux34xx.c47
-rw-r--r--arch/arm/mach-omap2/omap_hwmod.c3
-rw-r--r--arch/arm/mach-omap2/pm-debug.c12
-rw-r--r--arch/arm/mach-omap2/pm.h8
-rw-r--r--arch/arm/mach-omap2/pm34xx.c47
-rw-r--r--arch/arm/mach-omap2/prcm.c11
-rw-r--r--arch/arm/mach-omap2/prm.h2
-rw-r--r--arch/arm/mach-omap2/prm44xx.h32
-rw-r--r--arch/arm/mach-omap2/serial.c11
-rw-r--r--arch/arm/mach-omap2/sleep34xx.S13
19 files changed, 259 insertions, 133 deletions
diff --git a/arch/arm/mach-omap2/clock34xx_data.c b/arch/arm/mach-omap2/clock34xx_data.c
index c6031d74d6f..74930e3158e 100644
--- a/arch/arm/mach-omap2/clock34xx_data.c
+++ b/arch/arm/mach-omap2/clock34xx_data.c
@@ -671,7 +671,6 @@ static struct clk dpll4_m3x2_ck = {
.name = "dpll4_m3x2_ck",
.ops = &clkops_omap2_dflt_wait,
.parent = &dpll4_m3_ck,
- .init = &omap2_init_clksel_parent,
.enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN),
.enable_bit = OMAP3430_PWRDN_TV_SHIFT,
.flags = INVERT_ENABLE,
@@ -811,7 +810,6 @@ static struct clk dpll4_m6x2_ck = {
.name = "dpll4_m6x2_ck",
.ops = &clkops_omap2_dflt_wait,
.parent = &dpll4_m6_ck,
- .init = &omap2_init_clksel_parent,
.enable_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN),
.enable_bit = OMAP3430_PWRDN_EMU_PERIPH_SHIFT,
.flags = INVERT_ENABLE,
@@ -1047,7 +1045,6 @@ static struct clk iva2_ck = {
.name = "iva2_ck",
.ops = &clkops_omap2_dflt_wait,
.parent = &dpll2_m2_ck,
- .init = &omap2_init_clksel_parent,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT,
.clkdm_name = "iva2_clkdm",
@@ -1121,7 +1118,6 @@ static struct clk gfx_l3_ck = {
.name = "gfx_l3_ck",
.ops = &clkops_omap2_dflt_wait,
.parent = &l3_ick,
- .init = &omap2_init_clksel_parent,
.enable_reg = OMAP_CM_REGADDR(GFX_MOD, CM_ICLKEN),
.enable_bit = OMAP_EN_GFX_SHIFT,
.recalc = &followparent_recalc,
diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c
index 2210e227d78..9d882bcb56e 100644
--- a/arch/arm/mach-omap2/clock44xx_data.c
+++ b/arch/arm/mach-omap2/clock44xx_data.c
@@ -346,37 +346,37 @@ static struct clk aess_fclk = {
};
static const struct clksel_rate div31_1to31_rates[] = {
- { .div = 1, .val = 0, .flags = RATE_IN_4430 },
- { .div = 2, .val = 1, .flags = RATE_IN_4430 },
- { .div = 3, .val = 2, .flags = RATE_IN_4430 },
- { .div = 4, .val = 3, .flags = RATE_IN_4430 },
- { .div = 5, .val = 4, .flags = RATE_IN_4430 },
- { .div = 6, .val = 5, .flags = RATE_IN_4430 },
- { .div = 7, .val = 6, .flags = RATE_IN_4430 },
- { .div = 8, .val = 7, .flags = RATE_IN_4430 },
- { .div = 9, .val = 8, .flags = RATE_IN_4430 },
- { .div = 10, .val = 9, .flags = RATE_IN_4430 },
- { .div = 11, .val = 10, .flags = RATE_IN_4430 },
- { .div = 12, .val = 11, .flags = RATE_IN_4430 },
- { .div = 13, .val = 12, .flags = RATE_IN_4430 },
- { .div = 14, .val = 13, .flags = RATE_IN_4430 },
- { .div = 15, .val = 14, .flags = RATE_IN_4430 },
- { .div = 16, .val = 15, .flags = RATE_IN_4430 },
- { .div = 17, .val = 16, .flags = RATE_IN_4430 },
- { .div = 18, .val = 17, .flags = RATE_IN_4430 },
- { .div = 19, .val = 18, .flags = RATE_IN_4430 },
- { .div = 20, .val = 19, .flags = RATE_IN_4430 },
- { .div = 21, .val = 20, .flags = RATE_IN_4430 },
- { .div = 22, .val = 21, .flags = RATE_IN_4430 },
- { .div = 23, .val = 22, .flags = RATE_IN_4430 },
- { .div = 24, .val = 23, .flags = RATE_IN_4430 },
- { .div = 25, .val = 24, .flags = RATE_IN_4430 },
- { .div = 26, .val = 25, .flags = RATE_IN_4430 },
- { .div = 27, .val = 26, .flags = RATE_IN_4430 },
- { .div = 28, .val = 27, .flags = RATE_IN_4430 },
- { .div = 29, .val = 28, .flags = RATE_IN_4430 },
- { .div = 30, .val = 29, .flags = RATE_IN_4430 },
- { .div = 31, .val = 30, .flags = RATE_IN_4430 },
+ { .div = 1, .val = 1, .flags = RATE_IN_4430 },
+ { .div = 2, .val = 2, .flags = RATE_IN_4430 },
+ { .div = 3, .val = 3, .flags = RATE_IN_4430 },
+ { .div = 4, .val = 4, .flags = RATE_IN_4430 },
+ { .div = 5, .val = 5, .flags = RATE_IN_4430 },
+ { .div = 6, .val = 6, .flags = RATE_IN_4430 },
+ { .div = 7, .val = 7, .flags = RATE_IN_4430 },
+ { .div = 8, .val = 8, .flags = RATE_IN_4430 },
+ { .div = 9, .val = 9, .flags = RATE_IN_4430 },
+ { .div = 10, .val = 10, .flags = RATE_IN_4430 },
+ { .div = 11, .val = 11, .flags = RATE_IN_4430 },
+ { .div = 12, .val = 12, .flags = RATE_IN_4430 },
+ { .div = 13, .val = 13, .flags = RATE_IN_4430 },
+ { .div = 14, .val = 14, .flags = RATE_IN_4430 },
+ { .div = 15, .val = 15, .flags = RATE_IN_4430 },
+ { .div = 16, .val = 16, .flags = RATE_IN_4430 },
+ { .div = 17, .val = 17, .flags = RATE_IN_4430 },
+ { .div = 18, .val = 18, .flags = RATE_IN_4430 },
+ { .div = 19, .val = 19, .flags = RATE_IN_4430 },
+ { .div = 20, .val = 20, .flags = RATE_IN_4430 },
+ { .div = 21, .val = 21, .flags = RATE_IN_4430 },
+ { .div = 22, .val = 22, .flags = RATE_IN_4430 },
+ { .div = 23, .val = 23, .flags = RATE_IN_4430 },
+ { .div = 24, .val = 24, .flags = RATE_IN_4430 },
+ { .div = 25, .val = 25, .flags = RATE_IN_4430 },
+ { .div = 26, .val = 26, .flags = RATE_IN_4430 },
+ { .div = 27, .val = 27, .flags = RATE_IN_4430 },
+ { .div = 28, .val = 28, .flags = RATE_IN_4430 },
+ { .div = 29, .val = 29, .flags = RATE_IN_4430 },
+ { .div = 30, .val = 30, .flags = RATE_IN_4430 },
+ { .div = 31, .val = 31, .flags = RATE_IN_4430 },
{ .div = 0 },
};
diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c
index a26d6a08ae3..12f0cbfc289 100644
--- a/arch/arm/mach-omap2/cpuidle34xx.c
+++ b/arch/arm/mach-omap2/cpuidle34xx.c
@@ -137,7 +137,7 @@ return_sleep_time:
local_irq_enable();
local_fiq_enable();
- return (u32)timespec_to_ns(&ts_idle)/1000;
+ return ts_idle.tv_nsec / NSEC_PER_USEC + ts_idle.tv_sec * USEC_PER_SEC;
}
/**
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index bd8cb597472..7027cdc1ba4 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -505,7 +505,7 @@ static void __init gpmc_mem_init(void)
void __init gpmc_init(void)
{
u32 l;
- char *ck;
+ char *ck = NULL;
if (cpu_is_omap24xx()) {
ck = "core_l3_ck";
@@ -521,6 +521,9 @@ void __init gpmc_init(void)
l = OMAP44XX_GPMC_BASE;
}
+ if (WARN_ON(!ck))
+ return;
+
gpmc_l3_clk = clk_get(NULL, ck);
if (IS_ERR(gpmc_l3_clk)) {
printk(KERN_ERR "Could not get GPMC clock %s\n", ck);
@@ -534,6 +537,8 @@ void __init gpmc_init(void)
BUG();
}
+ clk_enable(gpmc_l3_clk);
+
l = gpmc_read_reg(GPMC_REVISION);
printk(KERN_INFO "GPMC revision %d.%d\n", (l >> 4) & 0x0f, l & 0x0f);
/* Set smart idle mode and automatic L3 clock gating */
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index a091b53657b..3d65c50bd01 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -188,6 +188,8 @@ void __init omap3_check_revision(void)
u16 hawkeye;
u8 rev;
+ omap_chip.oc = CHIP_IS_OMAP3430;
+
/*
* We cannot access revision registers on ES1.0.
* If the processor type is Cortex-A8 and the revision is 0x0
@@ -196,6 +198,7 @@ void __init omap3_check_revision(void)
cpuid = read_cpuid(CPUID_ID);
if ((((cpuid >> 4) & 0xfff) == 0xc08) && ((cpuid & 0xf) == 0x0)) {
omap_revision = OMAP3430_REV_ES1_0;
+ omap_chip.oc |= CHIP_IS_OMAP3430ES1;
return;
}
@@ -216,18 +219,28 @@ void __init omap3_check_revision(void)
case 0: /* Take care of early samples */
case 1:
omap_revision = OMAP3430_REV_ES2_0;
+ omap_chip.oc |= CHIP_IS_OMAP3430ES2;
break;
case 2:
omap_revision = OMAP3430_REV_ES2_1;
+ omap_chip.oc |= CHIP_IS_OMAP3430ES2;
break;
case 3:
omap_revision = OMAP3430_REV_ES3_0;
+ omap_chip.oc |= CHIP_IS_OMAP3430ES3_0;
break;
case 4:
+ omap_revision = OMAP3430_REV_ES3_1;
+ omap_chip.oc |= CHIP_IS_OMAP3430ES3_1;
+ break;
+ case 7:
/* FALLTHROUGH */
default:
/* Use the latest known revision as default */
- omap_revision = OMAP3430_REV_ES3_1;
+ omap_revision = OMAP3430_REV_ES3_1_2;
+
+ /* REVISIT: Add CHIP_IS_OMAP3430ES3_1_2? */
+ omap_chip.oc |= CHIP_IS_OMAP3430ES3_1;
}
break;
case 0xb868:
@@ -235,14 +248,18 @@ void __init omap3_check_revision(void)
*
* Set the device to be OMAP3505 here. Actual device
* is identified later based on the features.
+ *
+ * REVISIT: AM3505/AM3517 should have their own CHIP_IS
*/
omap_revision = OMAP3505_REV(rev);
+ omap_chip.oc |= CHIP_IS_OMAP3430ES3_1;
break;
case 0xb891:
/* FALLTHROUGH */
default:
/* Unknown default to latest silicon rev as default*/
omap_revision = OMAP3630_REV_ES1_0;
+ omap_chip.oc |= CHIP_IS_OMAP3630ES1;
}
}
@@ -360,6 +377,7 @@ void __init omap2_check_revision(void)
omap3_check_revision();
omap3_check_features();
omap3_cpuinfo();
+ return;
} else if (cpu_is_omap44xx()) {
omap4_check_revision();
return;
@@ -374,27 +392,14 @@ void __init omap2_check_revision(void)
if (cpu_is_omap243x()) {
/* Currently only supports 2430ES2.1 and 2430-all */
omap_chip.oc |= CHIP_IS_OMAP2430;
+ return;
} else if (cpu_is_omap242x()) {
/* Currently only supports 2420ES2.1.1 and 2420-all */
omap_chip.oc |= CHIP_IS_OMAP2420;
- } else if (cpu_is_omap3505() || cpu_is_omap3517()) {
- omap_chip.oc = CHIP_IS_OMAP3430 | CHIP_IS_OMAP3430ES3_1;
- } else if (cpu_is_omap343x()) {
- omap_chip.oc = CHIP_IS_OMAP3430;
- if (omap_rev() == OMAP3430_REV_ES1_0)
- omap_chip.oc |= CHIP_IS_OMAP3430ES1;
- else if (omap_rev() >= OMAP3430_REV_ES2_0 &&
- omap_rev() <= OMAP3430_REV_ES2_1)
- omap_chip.oc |= CHIP_IS_OMAP3430ES2;
- else if (omap_rev() == OMAP3430_REV_ES3_0)
- omap_chip.oc |= CHIP_IS_OMAP3430ES3_0;
- else if (omap_rev() == OMAP3430_REV_ES3_1)
- omap_chip.oc |= CHIP_IS_OMAP3430ES3_1;
- else if (omap_rev() == OMAP3630_REV_ES1_0)
- omap_chip.oc |= CHIP_IS_OMAP3630ES1;
- } else {
- pr_err("Uninitialized omap_chip, please fix!\n");
+ return;
}
+
+ pr_err("Uninitialized omap_chip, please fix!\n");
}
/*
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index e9bc782fa41..26aeef560aa 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -194,7 +194,7 @@ void __init omap_init_irq(void)
int i;
for (i = 0; i < ARRAY_SIZE(irq_banks); i++) {
- unsigned long base;
+ unsigned long base = 0;
struct omap_irq_bank *bank = irq_banks + i;
if (cpu_is_omap24xx())
@@ -202,6 +202,8 @@ void __init omap_init_irq(void)
else if (cpu_is_omap34xx())
base = OMAP34XX_IC_BASE;
+ BUG_ON(!base);
+
/* Static mapping, never released */
bank->base_reg = ioremap(base, SZ_4K);
if (!bank->base_reg) {
@@ -274,4 +276,22 @@ void omap_intc_restore_context(void)
}
/* MIRs are saved and restore with other PRCM registers */
}
+
+void omap3_intc_suspend(void)
+{
+ /* A pending interrupt would prevent OMAP from entering suspend */
+ omap_ack_irq(0);
+}
+
+void omap3_intc_prepare_idle(void)
+{
+ /* Disable autoidle as it can stall interrupt controller */
+ intc_bank_write_reg(0, &irq_banks[0], INTC_SYSCONFIG);
+}
+
+void omap3_intc_resume_idle(void)
+{
+ /* Re-enable autoidle */
+ intc_bank_write_reg(1, &irq_banks[0], INTC_SYSCONFIG);
+}
#endif /* CONFIG_ARCH_OMAP3 */
diff --git a/arch/arm/mach-omap2/mmc-twl4030.c b/arch/arm/mach-omap2/mmc-twl4030.c
index 0c3c72d934b..8afe9dd3f15 100644
--- a/arch/arm/mach-omap2/mmc-twl4030.c
+++ b/arch/arm/mach-omap2/mmc-twl4030.c
@@ -408,6 +408,7 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
{
struct twl4030_hsmmc_info *c;
int nr_hsmmc = ARRAY_SIZE(hsmmc_data);
+ int i;
if (cpu_is_omap2430()) {
control_pbias_offset = OMAP243X_CONTROL_PBIAS_LITE;
@@ -434,7 +435,7 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
mmc = kzalloc(sizeof(struct omap_mmc_platform_data), GFP_KERNEL);
if (!mmc) {
pr_err("Cannot allocate memory for mmc device!\n");
- return;
+ goto done;
}
if (c->name)
@@ -532,6 +533,10 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
continue;
c->dev = mmc->dev;
}
+
+done:
+ for (i = 0; i < nr_hsmmc; i++)
+ kfree(hsmmc_data[i]);
}
#endif
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 459ef23ab8a..5fedc50c58e 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -51,7 +51,7 @@ struct omap_mux_entry {
static unsigned long mux_phys;
static void __iomem *mux_base;
-static inline u16 omap_mux_read(u16 reg)
+u16 omap_mux_read(u16 reg)
{
if (cpu_is_omap24xx())
return __raw_readb(mux_base + reg);
@@ -59,7 +59,7 @@ static inline u16 omap_mux_read(u16 reg)
return __raw_readw(mux_base + reg);
}
-static inline void omap_mux_write(u16 val, u16 reg)
+void omap_mux_write(u16 val, u16 reg)
{
if (cpu_is_omap24xx())
__raw_writeb(val, mux_base + reg);
@@ -67,6 +67,14 @@ static inline void omap_mux_write(u16 val, u16 reg)
__raw_writew(val, mux_base + reg);
}
+void omap_mux_write_array(struct omap_board_mux *board_mux)
+{
+ while (board_mux->reg_offset != OMAP_MUX_TERMINATOR) {
+ omap_mux_write(board_mux->value, board_mux->reg_offset);
+ board_mux++;
+ }
+}
+
#if defined(CONFIG_ARCH_OMAP24XX) && defined(CONFIG_OMAP_MUX)
static struct omap_mux_cfg arch_mux_cfg;
@@ -478,7 +486,7 @@ int __init omap_mux_init_signal(char *muxname, int val)
static inline void omap_mux_decode(struct seq_file *s, u16 val)
{
char *flags[OMAP_MUX_MAX_NR_FLAGS];
- char mode[14];
+ char mode[sizeof("OMAP_MUX_MODE") + 1];
int i = -1;
sprintf(mode, "OMAP_MUX_MODE%d", val & 0x7);
@@ -545,6 +553,7 @@ static int omap_mux_dbg_board_show(struct seq_file *s, void *unused)
if (!m0_name)
continue;
+ /* REVISIT: Needs to be updated if mode0 names get longer */
for (i = 0; i < OMAP_MUX_DEFNAME_LEN; i++) {
if (m0_name[i] == '\0') {
m0_def[i] = m0_name[i];
@@ -833,14 +842,6 @@ static void __init omap_mux_set_cmdline_signals(void)
kfree(options);
}
-static void __init omap_mux_set_board_signals(struct omap_board_mux *board_mux)
-{
- while (board_mux->reg_offset != OMAP_MUX_TERMINATOR) {
- omap_mux_write(board_mux->value, board_mux->reg_offset);
- board_mux++;
- }
-}
-
static int __init omap_mux_copy_names(struct omap_mux *src,
struct omap_mux *dst)
{
@@ -968,6 +969,13 @@ static void __init omap_mux_init_list(struct omap_mux *superset)
}
#endif
+#if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS)
+ if (!superset->muxnames || !superset->muxnames[0]) {
+ superset++;
+ continue;
+ }
+#endif
+
entry = omap_mux_list_add(superset);
if (!entry) {
printk(KERN_ERR "mux: Could not add entry\n");
@@ -998,12 +1006,15 @@ int __init omap_mux_init(u32 mux_pbase, u32 mux_size,
omap_mux_package_fixup(package_subset, superset);
if (package_balls)
omap_mux_package_init_balls(package_balls, superset);
- omap_mux_set_cmdline_signals();
- omap_mux_set_board_signals(board_mux);
#endif
omap_mux_init_list(superset);
+#ifdef CONFIG_OMAP_MUX
+ omap_mux_set_cmdline_signals();
+ omap_mux_write_array(board_mux);
+#endif
+
return 0;
}
diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
index d8b4d5ad227..f8c2e7a8f06 100644
--- a/arch/arm/mach-omap2/mux.h
+++ b/arch/arm/mach-omap2/mux.h
@@ -147,6 +147,30 @@ u16 omap_mux_get_gpio(int gpio);
void omap_mux_set_gpio(u16 val, int gpio);
/**
+ * omap_mux_read() - read mux register
+ * @mux_offset: Offset of the mux register
+ *
+ */
+u16 omap_mux_read(u16 mux_offset);
+
+/**
+ * omap_mux_write() - write mux register
+ * @val: New mux register value
+ * @mux_offset: Offset of the mux register
+ *
+ * This should be only needed for dynamic remuxing of non-gpio signals.
+ */
+void omap_mux_write(u16 val, u16 mux_offset);
+
+/**
+ * omap_mux_write_array() - write an array of mux registers
+ * @board_mux: Array of mux registers terminated by MAP_MUX_TERMINATOR
+ *
+ * This should be only needed for dynamic remuxing of non-gpio signals.
+ */
+void omap_mux_write_array(struct omap_board_mux *board_mux);
+
+/**
* omap3_mux_init() - initialize mux system with board specific set
* @board_mux: Board specific mux table
* @flags: OMAP package type used for the board
diff --git a/arch/arm/mach-omap2/mux34xx.c b/arch/arm/mach-omap2/mux34xx.c
index 68e0a595f9a..07aa7b3c95f 100644
--- a/arch/arm/mach-omap2/mux34xx.c
+++ b/arch/arm/mach-omap2/mux34xx.c
@@ -649,6 +649,53 @@ static struct omap_mux __initdata omap3_muxmodes[] = {
_OMAP3_MUXENTRY(UART3_TX_IRTX, 166,
"uart3_tx_irtx", NULL, NULL, NULL,
"gpio_166", NULL, NULL, "safe_mode"),
+
+ /* Only on 3630, see omap36xx_cbp_subset for the signals */
+ _OMAP3_MUXENTRY(GPMC_A11, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MBUSFLAG, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MREAD, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MWRITE, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_SBUSFLAG, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_SREAD, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_SWRITE, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(GPMC_A11, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MCAD28, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MCAD29, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MCAD32, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MCAD33, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MCAD34, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MCAD35, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
+ _OMAP3_MUXENTRY(SAD2D_MCAD36, 0,
+ NULL, NULL, NULL, NULL,
+ NULL, NULL, NULL, NULL),
{ .reg_offset = OMAP_MUX_TERMINATOR },
};
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index d8c8545875b..478ae585ca3 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -94,7 +94,8 @@ static int _update_sysc_cache(struct omap_hwmod *oh)
oh->_sysc_cache = omap_hwmod_readl(oh, oh->sysconfig->sysc_offs);
- oh->_int_flags |= _HWMOD_SYSCONFIG_LOADED;
+ if (!(oh->sysconfig->sysc_flags & SYSC_NO_CACHE))
+ oh->_int_flags |= _HWMOD_SYSCONFIG_LOADED;
return 0;
}
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index 860b755d222..a0866268aa4 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -54,8 +54,6 @@ int omap2_pm_debug;
regs[reg_count++].val = \
__raw_readl(OMAP2_L4_IO_ADDRESS(0x480fe000 + (off)))
-static int __init pm_dbg_init(void);
-
void omap2_pm_dump(int mode, int resume, unsigned int us)
{
struct reg {
@@ -167,6 +165,8 @@ struct dentry *pm_dbg_dir;
static int pm_dbg_init_done;
+static int __init pm_dbg_init(void);
+
enum {
DEBUG_FILE_COUNTERS = 0,
DEBUG_FILE_TIMERS,
@@ -488,9 +488,11 @@ int pm_dbg_regset_init(int reg_set)
static int pwrdm_suspend_get(void *data, u64 *val)
{
- *val = omap3_pm_get_suspend_state((struct powerdomain *)data);
+ int ret;
+ ret = omap3_pm_get_suspend_state((struct powerdomain *)data);
+ *val = ret;
- if (*val >= 0)
+ if (ret >= 0)
return 0;
return *val;
}
@@ -604,6 +606,4 @@ static int __init pm_dbg_init(void)
}
arch_initcall(pm_dbg_init);
-#else
-void pm_dbg_update_time(struct powerdomain *pwrdm, int prev) {}
#endif
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index 0bf345db714..7a9c2d00451 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -32,12 +32,16 @@ extern struct omap_dm_timer *gptimer_wakeup;
#ifdef CONFIG_PM_DEBUG
extern void omap2_pm_dump(int mode, int resume, unsigned int us);
extern int omap2_pm_debug;
+#else
+#define omap2_pm_dump(mode, resume, us) do {} while (0);
+#define omap2_pm_debug 0
+#endif
+
+#if defined(CONFIG_PM_DEBUG) && defined(CONFIG_DEBUG_FS)
extern void pm_dbg_update_time(struct powerdomain *pwrdm, int prev);
extern int pm_dbg_regset_save(int reg_set);
extern int pm_dbg_regset_init(int reg_set);
#else
-#define omap2_pm_dump(mode, resume, us) do {} while (0);
-#define omap2_pm_debug 0
#define pm_dbg_update_time(pwrdm, prev) do {} while (0);
#define pm_dbg_regset_save(reg_set) do {} while (0);
#define pm_dbg_regset_init(reg_set) do {} while (0);
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index c6cc809afb7..910a7acf542 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -26,6 +26,7 @@
#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/clk.h>
+#include <linux/delay.h>
#include <plat/sram.h>
#include <plat/clockdomain.h>
@@ -126,7 +127,15 @@ static void omap3_core_save_context(void)
/* wait for the save to complete */
while (!(omap_ctrl_readl(OMAP343X_CONTROL_GENERAL_PURPOSE_STATUS)
& PADCONF_SAVE_DONE))
- ;
+ udelay(1);
+
+ /*
+ * Force write last pad into memory, as this can fail in some
+ * cases according to erratas 1.157, 1.185
+ */
+ omap_ctrl_writel(omap_ctrl_readl(OMAP343X_PADCONF_ETK_D14),
+ OMAP343X_CONTROL_MEM_WKUP + 0x2a0);
+
/* Save the Interrupt controller context */
omap_intc_save_context();
/* Save the GPMC context */
@@ -392,6 +401,7 @@ void omap_sram_idle(void)
prm_set_mod_reg_bits(OMAP3430_EN_IO, WKUP_MOD, PM_WKEN);
omap3_enable_io_chain();
}
+ omap3_intc_prepare_idle();
/*
* On EMU/HS devices ROM code restores a SRDC value
@@ -438,6 +448,7 @@ void omap_sram_idle(void)
OMAP3430_GR_MOD,
OMAP3_PRM_VOLTCTRL_OFFSET);
}
+ omap3_intc_resume_idle();
/* PER */
if (per_next_state < PWRDM_POWER_ON) {
@@ -578,6 +589,8 @@ static int omap3_pm_suspend(void)
}
omap_uart_prepare_suspend();
+ omap3_intc_suspend();
+
omap_sram_idle();
restore:
@@ -835,6 +848,8 @@ static void __init prcm_setup_regs(void)
CM_AUTOIDLE);
}
+ omap_ctrl_writel(OMAP3430_AUTOIDLE, OMAP2_CONTROL_SYSCONFIG);
+
/*
* Set all plls to autoidle. This is needed until autoidle is
* enabled by clockfw
@@ -875,15 +890,23 @@ static void __init prcm_setup_regs(void)
prm_write_mod_reg(OMAP3430_IO_EN | OMAP3430_WKUP_EN,
OCP_MOD, OMAP3_PRM_IRQENABLE_MPU_OFFSET);
+ /* Enable PM_WKEN to support DSS LPR */
+ prm_write_mod_reg(OMAP3430_PM_WKEN_DSS_EN_DSS,
+ OMAP3430_DSS_MOD, PM_WKEN);
+
/* Enable wakeups in PER */
prm_write_mod_reg(OMAP3430_EN_GPIO2 | OMAP3430_EN_GPIO3 |
OMAP3430_EN_GPIO4 | OMAP3430_EN_GPIO5 |
- OMAP3430_EN_GPIO6 | OMAP3430_EN_UART3,
+ OMAP3430_EN_GPIO6 | OMAP3430_EN_UART3 |
+ OMAP3430_EN_MCBSP2 | OMAP3430_EN_MCBSP3 |
+ OMAP3430_EN_MCBSP4,
OMAP3430_PER_MOD, PM_WKEN);
/* and allow them to wake up MPU */
prm_write_mod_reg(OMAP3430_GRPSEL_GPIO2 | OMAP3430_EN_GPIO3 |
OMAP3430_GRPSEL_GPIO4 | OMAP3430_EN_GPIO5 |
- OMAP3430_GRPSEL_GPIO6 | OMAP3430_EN_UART3,
+ OMAP3430_GRPSEL_GPIO6 | OMAP3430_EN_UART3 |
+ OMAP3430_EN_MCBSP2 | OMAP3430_EN_MCBSP3 |
+ OMAP3430_EN_MCBSP4,
OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL);
/* Don't attach IVA interrupts */
@@ -904,24 +927,6 @@ static void __init prcm_setup_regs(void)
/* Clear any pending PRCM interrupts */
prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
- /* Don't attach IVA interrupts */
- prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
- prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1);
- prm_write_mod_reg(0, CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3);
- prm_write_mod_reg(0, OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL);
-
- /* Clear any pending 'reset' flags */
- prm_write_mod_reg(0xffffffff, MPU_MOD, RM_RSTST);
- prm_write_mod_reg(0xffffffff, CORE_MOD, RM_RSTST);
- prm_write_mod_reg(0xffffffff, OMAP3430_PER_MOD, RM_RSTST);
- prm_write_mod_reg(0xffffffff, OMAP3430_EMU_MOD, RM_RSTST);
- prm_write_mod_reg(0xffffffff, OMAP3430_NEON_MOD, RM_RSTST);
- prm_write_mod_reg(0xffffffff, OMAP3430_DSS_MOD, RM_RSTST);
- prm_write_mod_reg(0xffffffff, OMAP3430ES2_USBHOST_MOD, RM_RSTST);
-
- /* Clear any pending PRCM interrupts */
- prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
-
omap3_iva_idle();
omap3_d2d_idle();
}
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index 3ea8177ffb2..cf466ea1dff 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -44,7 +44,6 @@ struct omap3_prcm_regs {
u32 iva2_cm_clksel2;
u32 cm_sysconfig;
u32 sgx_cm_clksel;
- u32 wkup_cm_clksel;
u32 dss_cm_clksel;
u32 cam_cm_clksel;
u32 per_cm_clksel;
@@ -53,7 +52,6 @@ struct omap3_prcm_regs {
u32 pll_cm_autoidle2;
u32 pll_cm_clksel4;
u32 pll_cm_clksel5;
- u32 pll_cm_clken;
u32 pll_cm_clken2;
u32 cm_polctrl;
u32 iva2_cm_fclken;
@@ -77,7 +75,6 @@ struct omap3_prcm_regs {
u32 usbhost_cm_iclken;
u32 iva2_cm_autiidle2;
u32 mpu_cm_autoidle2;
- u32 pll_cm_autoidle;
u32 iva2_cm_clkstctrl;
u32 mpu_cm_clkstctrl;
u32 core_cm_clkstctrl;
@@ -274,7 +271,6 @@ void omap3_prcm_save_context(void)
prcm_context.cm_sysconfig = __raw_readl(OMAP3430_CM_SYSCONFIG);
prcm_context.sgx_cm_clksel =
cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_CLKSEL);
- prcm_context.wkup_cm_clksel = cm_read_mod_reg(WKUP_MOD, CM_CLKSEL);
prcm_context.dss_cm_clksel =
cm_read_mod_reg(OMAP3430_DSS_MOD, CM_CLKSEL);
prcm_context.cam_cm_clksel =
@@ -291,8 +287,6 @@ void omap3_prcm_save_context(void)
cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL4);
prcm_context.pll_cm_clksel5 =
cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL5);
- prcm_context.pll_cm_clken =
- cm_read_mod_reg(PLL_MOD, CM_CLKEN);
prcm_context.pll_cm_clken2 =
cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKEN2);
prcm_context.cm_polctrl = __raw_readl(OMAP3430_CM_POLCTRL);
@@ -338,8 +332,6 @@ void omap3_prcm_save_context(void)
cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_AUTOIDLE2);
prcm_context.mpu_cm_autoidle2 =
cm_read_mod_reg(MPU_MOD, CM_AUTOIDLE2);
- prcm_context.pll_cm_autoidle =
- cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE);
prcm_context.iva2_cm_clkstctrl =
cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSTCTRL);
prcm_context.mpu_cm_clkstctrl =
@@ -431,7 +423,6 @@ void omap3_prcm_restore_context(void)
__raw_writel(prcm_context.cm_sysconfig, OMAP3430_CM_SYSCONFIG);
cm_write_mod_reg(prcm_context.sgx_cm_clksel, OMAP3430ES2_SGX_MOD,
CM_CLKSEL);
- cm_write_mod_reg(prcm_context.wkup_cm_clksel, WKUP_MOD, CM_CLKSEL);
cm_write_mod_reg(prcm_context.dss_cm_clksel, OMAP3430_DSS_MOD,
CM_CLKSEL);
cm_write_mod_reg(prcm_context.cam_cm_clksel, OMAP3430_CAM_MOD,
@@ -448,7 +439,6 @@ void omap3_prcm_restore_context(void)
OMAP3430ES2_CM_CLKSEL4);
cm_write_mod_reg(prcm_context.pll_cm_clksel5, PLL_MOD,
OMAP3430ES2_CM_CLKSEL5);
- cm_write_mod_reg(prcm_context.pll_cm_clken, PLL_MOD, CM_CLKEN);
cm_write_mod_reg(prcm_context.pll_cm_clken2, PLL_MOD,
OMAP3430ES2_CM_CLKEN2);
__raw_writel(prcm_context.cm_polctrl, OMAP3430_CM_POLCTRL);
@@ -487,7 +477,6 @@ void omap3_prcm_restore_context(void)
cm_write_mod_reg(prcm_context.iva2_cm_autiidle2, OMAP3430_IVA2_MOD,
CM_AUTOIDLE2);
cm_write_mod_reg(prcm_context.mpu_cm_autoidle2, MPU_MOD, CM_AUTOIDLE2);
- cm_write_mod_reg(prcm_context.pll_cm_autoidle, PLL_MOD, CM_AUTOIDLE);
cm_write_mod_reg(prcm_context.iva2_cm_clkstctrl, OMAP3430_IVA2_MOD,
CM_CLKSTCTRL);
cm_write_mod_reg(prcm_context.mpu_cm_clkstctrl, MPU_MOD, CM_CLKSTCTRL);
diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h
index ea050ce188a..40f00628516 100644
--- a/arch/arm/mach-omap2/prm.h
+++ b/arch/arm/mach-omap2/prm.h
@@ -24,6 +24,8 @@
OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg))
#define OMAP44XX_PRM_REGADDR(module, reg) \
OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE + (module) + (reg))
+#define OMAP44XX_CHIRONSS_REGADDR(module, reg) \
+ OMAP2_L4_IO_ADDRESS(OMAP4430_CHIRONSS_BASE + (module) + (reg))
#include "prm44xx.h"
diff --git a/arch/arm/mach-omap2/prm44xx.h b/arch/arm/mach-omap2/prm44xx.h
index 89be97f0589..adb2558bb12 100644
--- a/arch/arm/mach-omap2/prm44xx.h
+++ b/arch/arm/mach-omap2/prm44xx.h
@@ -386,26 +386,26 @@
/* CHIRON_PRCM.CHIRONSS_OCP_SOCKET_PRCM register offsets */
-#define OMAP4430_REVISION_PRCM OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_OCP_SOCKET_PRCM_MOD, 0x0000)
+#define OMAP4430_REVISION_PRCM OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_OCP_SOCKET_PRCM_MOD, 0x0000)
/* CHIRON_PRCM.CHIRONSS_DEVICE_PRM register offsets */
-#define OMAP4430_CHIRON_PRCM_PRM_RSTST OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_DEVICE_PRM_MOD, 0x0000)
+#define OMAP4430_CHIRON_PRCM_PRM_RSTST OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_DEVICE_PRM_MOD, 0x0000)
/* CHIRON_PRCM.CHIRONSS_CPU0 register offsets */
-#define OMAP4430_PM_PDA_CPU0_PWRSTCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0000)
-#define OMAP4430_PM_PDA_CPU0_PWRSTST OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0004)
-#define OMAP4430_RM_PDA_CPU0_CPU0_CONTEXT OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0008)
-#define OMAP4430_RM_PDA_CPU0_CPU0_RSTCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x000c)
-#define OMAP4430_RM_PDA_CPU0_CPU0_RSTST OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0010)
-#define OMAP4430_CM_PDA_CPU0_CPU0_CLKCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0014)
-#define OMAP4430_CM_PDA_CPU0_CLKSTCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0018)
+#define OMAP4430_PM_PDA_CPU0_PWRSTCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0000)
+#define OMAP4430_PM_PDA_CPU0_PWRSTST OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0004)
+#define OMAP4430_RM_PDA_CPU0_CPU0_CONTEXT OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0008)
+#define OMAP4430_RM_PDA_CPU0_CPU0_RSTCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x000c)
+#define OMAP4430_RM_PDA_CPU0_CPU0_RSTST OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0010)
+#define OMAP4430_CM_PDA_CPU0_CPU0_CLKCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0014)
+#define OMAP4430_CM_PDA_CPU0_CLKSTCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU0_MOD, 0x0018)
/* CHIRON_PRCM.CHIRONSS_CPU1 register offsets */
-#define OMAP4430_PM_PDA_CPU1_PWRSTCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0000)
-#define OMAP4430_PM_PDA_CPU1_PWRSTST OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0004)
-#define OMAP4430_RM_PDA_CPU1_CPU1_CONTEXT OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0008)
-#define OMAP4430_RM_PDA_CPU1_CPU1_RSTCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x000c)
-#define OMAP4430_RM_PDA_CPU1_CPU1_RSTST OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0010)
-#define OMAP4430_CM_PDA_CPU1_CPU1_CLKCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0014)
-#define OMAP4430_CM_PDA_CPU1_CLKSTCTRL OMAP44XX_PRM_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0018)
+#define OMAP4430_PM_PDA_CPU1_PWRSTCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0000)
+#define OMAP4430_PM_PDA_CPU1_PWRSTST OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0004)
+#define OMAP4430_RM_PDA_CPU1_CPU1_CONTEXT OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0008)
+#define OMAP4430_RM_PDA_CPU1_CPU1_RSTCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x000c)
+#define OMAP4430_RM_PDA_CPU1_CPU1_RSTST OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0010)
+#define OMAP4430_CM_PDA_CPU1_CPU1_CLKCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0014)
+#define OMAP4430_CM_PDA_CPU1_CLKSTCTRL OMAP44XX_CHIRONSS_REGADDR(OMAP4430_CHIRONSS_CHIRONSS_CPU1_MOD, 0x0018)
#endif
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 8c964bec815..e10a02df6e1 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -36,7 +36,13 @@
#define UART_OMAP_NO_EMPTY_FIFO_READ_IP_REV 0x52
#define UART_OMAP_WER 0x17 /* Wake-up enable register */
-#define DEFAULT_TIMEOUT (5 * HZ)
+/*
+ * NOTE: By default the serial timeout is disabled as it causes lost characters
+ * over the serial ports. This means that the UART clocks will stay on until
+ * disabled via sysfs. This also causes that any deeper omap sleep states are
+ * blocked.
+ */
+#define DEFAULT_TIMEOUT 0
struct omap_uart_state {
int num;
@@ -422,7 +428,8 @@ static void omap_uart_idle_init(struct omap_uart_state *uart)
uart->timeout = DEFAULT_TIMEOUT;
setup_timer(&uart->timer, omap_uart_idle_timer,
(unsigned long) uart);
- mod_timer(&uart->timer, jiffies + uart->timeout);
+ if (uart->timeout)
+ mod_timer(&uart->timer, jiffies + uart->timeout);
omap_uart_smart_idle_enable(uart, 0);
if (cpu_is_omap34xx()) {
diff --git a/arch/arm/mach-omap2/sleep34xx.S b/arch/arm/mach-omap2/sleep34xx.S
index 15268f8b61d..c3626ea4814 100644
--- a/arch/arm/mach-omap2/sleep34xx.S
+++ b/arch/arm/mach-omap2/sleep34xx.S
@@ -245,7 +245,8 @@ restore:
mov r1, #0 @ set task id for ROM code in r1
mov r2, #4 @ set some flags in r2, r6
mov r6, #0xff
- adr r3, write_aux_control_params @ r3 points to parameters
+ ldr r4, scratchpad_base
+ ldr r3, [r4, #0xBC] @ r3 points to parameters
mcr p15, 0, r0, c7, c10, 4 @ data write barrier
mcr p15, 0, r0, c7, c10, 5 @ data memory barrier
.word 0xE1600071 @ call SMI monitor (smi #1)
@@ -253,14 +254,14 @@ restore:
b logic_l1_restore
l2_inv_api_params:
.word 0x1, 0x00
-write_aux_control_params:
- .word 0x1, 0x72
l2_inv_gp:
/* Execute smi to invalidate L2 cache */
mov r12, #0x1 @ set up to invalide L2
smi: .word 0xE1600070 @ Call SMI monitor (smieq)
/* Write to Aux control register to set some bits */
- mov r0, #0x72
+ ldr r4, scratchpad_base
+ ldr r3, [r4,#0xBC]
+ ldr r0, [r3,#4]
mov r12, #0x3
.word 0xE1600070 @ Call SMI monitor (smieq)
logic_l1_restore:
@@ -271,6 +272,7 @@ logic_l1_restore:
ldr r4, scratchpad_base
ldr r3, [r4,#0xBC]
+ adds r3, r3, #8
ldmia r3!, {r4-r6}
mov sp, r4
msr spsr_cxsf, r5
@@ -387,6 +389,9 @@ usettbr0:
save_context_wfi:
/*b save_context_wfi*/ @ enable to debug save code
mov r8, r0 /* Store SDRAM address in r8 */
+ mrc p15, 0, r5, c1, c0, 1 @ Read Auxiliary Control Register
+ mov r4, #0x1 @ Number of parameters for restore call
+ stmia r8!, {r4-r5}
/* Check what that target sleep state is:stored in r1*/
/* 1 - Only L1 and logic lost */
/* 2 - Only L2 lost */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-21 09:05:42 +0000