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@@ -168,3 +168,169 @@ static struct rmobile_pm_domain sh7372_pm_domains[] = {
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.gov = &pm_domain_always_on_gov,
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.gov = &pm_domain_always_on_gov,
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.no_debug = true,
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.no_debug = true,
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.suspend = sh7372_a3sp_pd_suspend,
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.suspend = sh7372_a3sp_pd_suspend,
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+ },
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+ {
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+ .genpd.name = "A3SG",
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+ .genpd.power_on_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
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+ .genpd.power_off_latency_ns = PM_DOMAIN_ON_OFF_LATENCY_NS,
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+ .bit_shift = 13,
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+ },
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+};
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+
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+void __init sh7372_init_pm_domains(void)
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+{
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+ rmobile_init_domains(sh7372_pm_domains, ARRAY_SIZE(sh7372_pm_domains));
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+ pm_genpd_add_subdomain_names("A4LC", "A3RV");
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+ pm_genpd_add_subdomain_names("A4R", "A4LC");
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+ pm_genpd_add_subdomain_names("A4S", "A3SG");
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+ pm_genpd_add_subdomain_names("A4S", "A3SP");
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+}
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+
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+#endif /* CONFIG_PM */
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+
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+#if defined(CONFIG_SUSPEND) || defined(CONFIG_CPU_IDLE)
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+static void sh7372_set_reset_vector(unsigned long address)
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+{
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+ /* set reset vector, translate 4k */
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+ __raw_writel(address, SBAR);
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+ __raw_writel(0, APARMBAREA);
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+}
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+
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+static void sh7372_enter_sysc(int pllc0_on, unsigned long sleep_mode)
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+{
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+ if (pllc0_on)
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+ __raw_writel(0, PLLC01STPCR);
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+ else
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+ __raw_writel(1 << 28, PLLC01STPCR);
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+
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+ __raw_readl(WUPSFAC); /* read wakeup int. factor before sleep */
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+ cpu_suspend(sleep_mode, sh7372_do_idle_sysc);
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+ __raw_readl(WUPSFAC); /* read wakeup int. factor after wakeup */
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+
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+ /* disable reset vector translation */
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+ __raw_writel(0, SBAR);
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+}
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+
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+static int sh7372_sysc_valid(unsigned long *mskp, unsigned long *msk2p)
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+{
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+ unsigned long mstpsr0, mstpsr1, mstpsr2, mstpsr3, mstpsr4;
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+ unsigned long msk, msk2;
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+
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+ /* check active clocks to determine potential wakeup sources */
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+
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+ mstpsr0 = __raw_readl(MSTPSR0);
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+ if ((mstpsr0 & 0x00000003) != 0x00000003) {
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+ pr_debug("sh7372 mstpsr0 0x%08lx\n", mstpsr0);
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+ return 0;
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+ }
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+
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+ mstpsr1 = __raw_readl(MSTPSR1);
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+ if ((mstpsr1 & 0xff079b7f) != 0xff079b7f) {
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+ pr_debug("sh7372 mstpsr1 0x%08lx\n", mstpsr1);
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+ return 0;
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+ }
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+
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+ mstpsr2 = __raw_readl(MSTPSR2);
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+ if ((mstpsr2 & 0x000741ff) != 0x000741ff) {
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+ pr_debug("sh7372 mstpsr2 0x%08lx\n", mstpsr2);
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+ return 0;
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+ }
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+
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+ mstpsr3 = __raw_readl(MSTPSR3);
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+ if ((mstpsr3 & 0x1a60f010) != 0x1a60f010) {
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+ pr_debug("sh7372 mstpsr3 0x%08lx\n", mstpsr3);
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+ return 0;
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+ }
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+
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+ mstpsr4 = __raw_readl(MSTPSR4);
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+ if ((mstpsr4 & 0x00008cf0) != 0x00008cf0) {
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+ pr_debug("sh7372 mstpsr4 0x%08lx\n", mstpsr4);
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+ return 0;
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+ }
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+
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+ msk = 0;
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+ msk2 = 0;
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+
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+ /* make bitmaps of limited number of wakeup sources */
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+
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+ if ((mstpsr2 & (1 << 23)) == 0) /* SPU2 */
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+ msk |= 1 << 31;
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+
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+ if ((mstpsr2 & (1 << 12)) == 0) /* MFI_MFIM */
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+ msk |= 1 << 21;
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+
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+ if ((mstpsr4 & (1 << 3)) == 0) /* KEYSC */
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+ msk |= 1 << 2;
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+
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+ if ((mstpsr1 & (1 << 24)) == 0) /* CMT0 */
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+ msk |= 1 << 1;
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+
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+ if ((mstpsr3 & (1 << 29)) == 0) /* CMT1 */
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+ msk |= 1 << 1;
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+
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+ if ((mstpsr4 & (1 << 0)) == 0) /* CMT2 */
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+ msk |= 1 << 1;
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+
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+ if ((mstpsr2 & (1 << 13)) == 0) /* MFI_MFIS */
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+ msk2 |= 1 << 17;
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+
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+ *mskp = msk;
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+ *msk2p = msk2;
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+
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+ return 1;
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+}
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+
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+static void sh7372_icr_to_irqcr(unsigned long icr, u16 *irqcr1p, u16 *irqcr2p)
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+{
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+ u16 tmp, irqcr1, irqcr2;
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+ int k;
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+
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+ irqcr1 = 0;
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+ irqcr2 = 0;
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+
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+ /* convert INTCA ICR register layout to SYSC IRQCR+IRQCR2 */
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+ for (k = 0; k <= 7; k++) {
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+ tmp = (icr >> ((7 - k) * 4)) & 0xf;
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+ irqcr1 |= (tmp & 0x03) << (k * 2);
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+ irqcr2 |= (tmp >> 2) << (k * 2);
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+ }
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+
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+ *irqcr1p = irqcr1;
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+ *irqcr2p = irqcr2;
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+}
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+
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+static void sh7372_setup_sysc(unsigned long msk, unsigned long msk2)
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+{
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+ u16 irqcrx_low, irqcrx_high, irqcry_low, irqcry_high;
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+ unsigned long tmp;
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+
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+ /* read IRQ0A -> IRQ15A mask */
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+ tmp = bitrev8(__raw_readb(INTMSK00A));
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+ tmp |= bitrev8(__raw_readb(INTMSK10A)) << 8;
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+
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+ /* setup WUPSMSK from clocks and external IRQ mask */
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+ msk = (~msk & 0xc030000f) | (tmp << 4);
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+ __raw_writel(msk, WUPSMSK);
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+
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+ /* propage level/edge trigger for external IRQ 0->15 */
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+ sh7372_icr_to_irqcr(__raw_readl(ICR1A), &irqcrx_low, &irqcry_low);
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+ sh7372_icr_to_irqcr(__raw_readl(ICR2A), &irqcrx_high, &irqcry_high);
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+ __raw_writel((irqcrx_high << 16) | irqcrx_low, IRQCR);
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+ __raw_writel((irqcry_high << 16) | irqcry_low, IRQCR2);
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+
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+ /* read IRQ16A -> IRQ31A mask */
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+ tmp = bitrev8(__raw_readb(INTMSK20A));
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+ tmp |= bitrev8(__raw_readb(INTMSK30A)) << 8;
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+
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+ /* setup WUPSMSK2 from clocks and external IRQ mask */
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+ msk2 = (~msk2 & 0x00030000) | tmp;
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+ __raw_writel(msk2, WUPSMSK2);
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+
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+ /* propage level/edge trigger for external IRQ 16->31 */
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+ sh7372_icr_to_irqcr(__raw_readl(ICR3A), &irqcrx_low, &irqcry_low);
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+ sh7372_icr_to_irqcr(__raw_readl(ICR4A), &irqcrx_high, &irqcry_high);
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+ __raw_writel((irqcrx_high << 16) | irqcrx_low, IRQCR3);
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+ __raw_writel((irqcry_high << 16) | irqcry_low, IRQCR4);
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+}
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+
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+static void sh7372_enter_a3sm_common(int pllc0_on)
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