diff options
Diffstat (limited to 'arch/arm/mach-shmobile')
-rw-r--r-- | arch/arm/mach-shmobile/Kconfig | 5 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/headsmp-scu.S | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/headsmp.S | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/platsmp-apmu.c | 38 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/platsmp-scu.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/pm-rcar-gen2.c | 7 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/rcar-gen2.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c | 12 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-emev2.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-r7s72100.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-r7s9210.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-r8a73a4.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7740.c | 10 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7778.c | 14 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-r8a7779.c | 59 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-rcar-gen2.c | 15 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/setup-sh73a0.c | 24 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/smp-r8a7779.c | 19 | ||||
-rw-r--r-- | arch/arm/mach-shmobile/smp-sh73a0.c | 39 |
19 files changed, 125 insertions, 133 deletions
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index 3683d6f10973..8d64cc7edccd 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -1,10 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 menuconfig ARCH_RENESAS bool "Renesas ARM SoCs" - depends on ARCH_MULTI_V7 && MMU + depends on ARCH_MULTI_V7 select ARM_GIC - select GPIOLIB select NO_IOPORT_MAP - select PINCTRL - select SOC_BUS select ZONE_DMA if ARM_LPAE diff --git a/arch/arm/mach-shmobile/headsmp-scu.S b/arch/arm/mach-shmobile/headsmp-scu.S index d0234296ae62..e892ee794d64 100644 --- a/arch/arm/mach-shmobile/headsmp-scu.S +++ b/arch/arm/mach-shmobile/headsmp-scu.S @@ -7,7 +7,7 @@ #include <linux/linkage.h> #include <linux/init.h> -#include <asm/memory.h> +#include <asm/page.h> /* * Boot code for secondary CPUs. diff --git a/arch/arm/mach-shmobile/headsmp.S b/arch/arm/mach-shmobile/headsmp.S index 9466ae61f56a..a956b489b6ea 100644 --- a/arch/arm/mach-shmobile/headsmp.S +++ b/arch/arm/mach-shmobile/headsmp.S @@ -11,7 +11,7 @@ #include <linux/linkage.h> #include <linux/threads.h> #include <asm/assembler.h> -#include <asm/memory.h> +#include <asm/page.h> #define SCTLR_MMU 0x01 #define BOOTROM_ADDRESS 0xE6340000 diff --git a/arch/arm/mach-shmobile/platsmp-apmu.c b/arch/arm/mach-shmobile/platsmp-apmu.c index 96330ef25641..ec6f421c0f4d 100644 --- a/arch/arm/mach-shmobile/platsmp-apmu.c +++ b/arch/arm/mach-shmobile/platsmp-apmu.c @@ -10,6 +10,7 @@ #include <linux/init.h> #include <linux/io.h> #include <linux/ioport.h> +#include <linux/of.h> #include <linux/of_address.h> #include <linux/smp.h> #include <linux/suspend.h> @@ -189,7 +190,7 @@ static void apmu_init_cpu(struct resource *res, int cpu, int bit) if ((cpu >= ARRAY_SIZE(apmu_cpus)) || apmu_cpus[cpu].iomem) return; - apmu_cpus[cpu].iomem = ioremap_nocache(res->start, resource_size(res)); + apmu_cpus[cpu].iomem = ioremap(res->start, resource_size(res)); apmu_cpus[cpu].bit = bit; pr_debug("apmu ioremap %d %d %pr\n", cpu, bit, res); @@ -210,7 +211,6 @@ static void apmu_parse_dt(void (*fn)(struct resource *res, int cpu, int bit)) struct device_node *np_apmu, *np_cpu; struct resource res; int bit, index; - u32 id; for_each_matching_node(np_apmu, apmu_ids) { /* only enable the cluster that includes the boot CPU */ @@ -218,33 +218,29 @@ static void apmu_parse_dt(void (*fn)(struct resource *res, int cpu, int bit)) for (bit = 0; bit < CONFIG_NR_CPUS; bit++) { np_cpu = of_parse_phandle(np_apmu, "cpus", bit); - if (np_cpu) { - if (!of_property_read_u32(np_cpu, "reg", &id)) { - if (id == cpu_logical_map(0)) { - is_allowed = true; - of_node_put(np_cpu); - break; - } - - } + if (!np_cpu) + break; + if (of_cpu_node_to_id(np_cpu) == 0) { + is_allowed = true; of_node_put(np_cpu); + break; } + of_node_put(np_cpu); } if (!is_allowed) continue; for (bit = 0; bit < CONFIG_NR_CPUS; bit++) { np_cpu = of_parse_phandle(np_apmu, "cpus", bit); - if (np_cpu) { - if (!of_property_read_u32(np_cpu, "reg", &id)) { - index = get_logical_index(id); - if ((index >= 0) && - !of_address_to_resource(np_apmu, - 0, &res)) - fn(&res, index, bit); - } - of_node_put(np_cpu); - } + if (!np_cpu) + break; + + index = of_cpu_node_to_id(np_cpu); + if ((index >= 0) && + !of_address_to_resource(np_apmu, 0, &res)) + fn(&res, index, bit); + + of_node_put(np_cpu); } } } diff --git a/arch/arm/mach-shmobile/platsmp-scu.c b/arch/arm/mach-shmobile/platsmp-scu.c index fcfcef1d1ae4..3849f71e6e12 100644 --- a/arch/arm/mach-shmobile/platsmp-scu.c +++ b/arch/arm/mach-shmobile/platsmp-scu.c @@ -64,7 +64,7 @@ static int shmobile_smp_scu_psr_core_disabled(int cpu) { unsigned long mask = SCU_PM_POWEROFF << (cpu * 8); - if ((__raw_readl(shmobile_scu_base + 8) & mask) == mask) + if ((readl(shmobile_scu_base + 8) & mask) == mask) return 1; return 0; diff --git a/arch/arm/mach-shmobile/pm-rcar-gen2.c b/arch/arm/mach-shmobile/pm-rcar-gen2.c index e84599dd96f1..907a4f8c5aed 100644 --- a/arch/arm/mach-shmobile/pm-rcar-gen2.c +++ b/arch/arm/mach-shmobile/pm-rcar-gen2.c @@ -46,15 +46,16 @@ void __init rcar_gen2_pm_init(void) { void __iomem *p; u32 bar; - static int once; struct device_node *np; bool has_a7 = false; bool has_a15 = false; struct resource res; int error; - if (once++) + if (!request_mem_region(0, SZ_256K, "Boot Area")) { + pr_err("Failed to request boot area\n"); return; + } for_each_of_cpu_node(np) { if (of_device_is_compatible(np, "arm,cortex-a15")) @@ -103,7 +104,7 @@ map: iounmap(p); /* setup reset vectors */ - p = ioremap_nocache(RST, 0x63); + p = ioremap(RST, 0x63); bar = phys_to_sbar(res.start); if (has_a15) { writel_relaxed(bar, p + CA15BAR); diff --git a/arch/arm/mach-shmobile/rcar-gen2.h b/arch/arm/mach-shmobile/rcar-gen2.h index 4777fff2de41..af9dbd6aa49e 100644 --- a/arch/arm/mach-shmobile/rcar-gen2.h +++ b/arch/arm/mach-shmobile/rcar-gen2.h @@ -2,8 +2,6 @@ #ifndef __ASM_RCAR_GEN2_H__ #define __ASM_RCAR_GEN2_H__ -void rcar_gen2_timer_init(void); -void rcar_gen2_reserve(void); void rcar_gen2_pm_init(void); #endif /* __ASM_RCAR_GEN2_H__ */ diff --git a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c index ee949255ced3..117e7b07995b 100644 --- a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c +++ b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c @@ -67,7 +67,7 @@ static const struct of_device_id rcar_gen2_quirk_match[] = { { .compatible = "dlg,da9063", .data = &da9063_msg }, { .compatible = "dlg,da9063l", .data = &da9063_msg }, { .compatible = "dlg,da9210", .data = &da9210_msg }, - {}, + { /* sentinel */ } }; static int regulator_quirk_notify(struct notifier_block *nb, @@ -125,6 +125,7 @@ remove: list_for_each_entry_safe(pos, tmp, &quirk_list, list) { list_del(&pos->list); + of_node_put(pos->np); kfree(pos); } @@ -154,8 +155,10 @@ static int __init rcar_gen2_regulator_quirk(void) return -ENODEV; for_each_matching_node_and_match(np, rcar_gen2_quirk_match, &id) { - if (!of_device_is_available(np)) + if (!of_device_is_available(np)) { + of_node_put(np); break; + } ret = of_property_read_u32(np, "reg", &addr); if (ret) /* Skip invalid entry and continue */ @@ -164,6 +167,7 @@ static int __init rcar_gen2_regulator_quirk(void) quirk = kzalloc(sizeof(*quirk), GFP_KERNEL); if (!quirk) { ret = -ENOMEM; + of_node_put(np); goto err_mem; } @@ -171,11 +175,12 @@ static int __init rcar_gen2_regulator_quirk(void) memcpy(&quirk->i2c_msg, id->data, sizeof(quirk->i2c_msg)); quirk->id = id; - quirk->np = np; + quirk->np = of_node_get(np); quirk->i2c_msg.addr = addr; ret = of_irq_parse_one(np, 0, argsa); if (ret) { /* Skip invalid entry and continue */ + of_node_put(np); kfree(quirk); continue; } @@ -222,6 +227,7 @@ err_free: err_mem: list_for_each_entry_safe(pos, tmp, &quirk_list, list) { list_del(&pos->list); + of_node_put(pos->np); kfree(pos); } diff --git a/arch/arm/mach-shmobile/setup-emev2.c b/arch/arm/mach-shmobile/setup-emev2.c index a328d2f52678..ed82d6429623 100644 --- a/arch/arm/mach-shmobile/setup-emev2.c +++ b/arch/arm/mach-shmobile/setup-emev2.c @@ -16,7 +16,7 @@ static const char *const emev2_boards_compat_dt[] __initconst = { "renesas,emev2", - NULL, + NULL }; DT_MACHINE_START(EMEV2_DT, "Generic Emma Mobile EV2 (Flattened Device Tree)") diff --git a/arch/arm/mach-shmobile/setup-r7s72100.c b/arch/arm/mach-shmobile/setup-r7s72100.c index 14867226f8f4..a70b99495e2e 100644 --- a/arch/arm/mach-shmobile/setup-r7s72100.c +++ b/arch/arm/mach-shmobile/setup-r7s72100.c @@ -14,7 +14,7 @@ static const char *const r7s72100_boards_compat_dt[] __initconst = { "renesas,r7s72100", - NULL, + NULL }; DT_MACHINE_START(R7S72100_DT, "Generic R7S72100 (Flattened Device Tree)") diff --git a/arch/arm/mach-shmobile/setup-r7s9210.c b/arch/arm/mach-shmobile/setup-r7s9210.c index 573fb9955e7e..90add728bc3d 100644 --- a/arch/arm/mach-shmobile/setup-r7s9210.c +++ b/arch/arm/mach-shmobile/setup-r7s9210.c @@ -15,7 +15,7 @@ static const char *const r7s9210_boards_compat_dt[] __initconst = { "renesas,r7s9210", - NULL, + NULL }; DT_MACHINE_START(R7S72100_DT, "Generic R7S9210 (Flattened Device Tree)") diff --git a/arch/arm/mach-shmobile/setup-r8a73a4.c b/arch/arm/mach-shmobile/setup-r8a73a4.c index 23a29a0ea9c9..9e3f4dc08372 100644 --- a/arch/arm/mach-shmobile/setup-r8a73a4.c +++ b/arch/arm/mach-shmobile/setup-r8a73a4.c @@ -14,7 +14,7 @@ static const char *const r8a73a4_boards_compat_dt[] __initconst = { "renesas,r8a73a4", - NULL, + NULL }; DT_MACHINE_START(R8A73A4_DT, "Generic R8A73A4 (Flattened Device Tree)") diff --git a/arch/arm/mach-shmobile/setup-r8a7740.c b/arch/arm/mach-shmobile/setup-r8a7740.c index 787d039b5a07..9ac2b8a2aa6a 100644 --- a/arch/arm/mach-shmobile/setup-r8a7740.c +++ b/arch/arm/mach-shmobile/setup-r8a7740.c @@ -28,7 +28,7 @@ static void __init r8a7740_meram_workaround(void) { void __iomem *reg; - reg = ioremap_nocache(MEBUFCNTR, 4); + reg = ioremap(MEBUFCNTR, 4); if (reg) { iowrite32(0x01600164, reg); iounmap(reg); @@ -37,9 +37,9 @@ static void __init r8a7740_meram_workaround(void) static void __init r8a7740_init_irq_of(void) { - void __iomem *intc_prio_base = ioremap_nocache(0xe6900010, 0x10); - void __iomem *intc_msk_base = ioremap_nocache(0xe6900040, 0x10); - void __iomem *pfc_inta_ctrl = ioremap_nocache(0xe605807c, 0x4); + void __iomem *intc_prio_base = ioremap(0xe6900010, 0x10); + void __iomem *intc_msk_base = ioremap(0xe6900040, 0x10); + void __iomem *pfc_inta_ctrl = ioremap(0xe605807c, 0x4); irqchip_init(); @@ -72,7 +72,7 @@ static void __init r8a7740_generic_init(void) static const char *const r8a7740_boards_compat_dt[] __initconst = { "renesas,r8a7740", - NULL, + NULL }; DT_MACHINE_START(R8A7740_DT, "Generic R8A7740 (Flattened Device Tree)") diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c index ce51794f64c7..445017e8cfe8 100644 --- a/arch/arm/mach-shmobile/setup-r8a7778.c +++ b/arch/arm/mach-shmobile/setup-r8a7778.c @@ -14,6 +14,8 @@ #include "common.h" +#define HPBREG_BASE 0xfe700000 + #define INT2SMSKCR0 0x82288 /* 0xfe782288 */ #define INT2SMSKCR1 0x8228c /* 0xfe78228c */ @@ -22,26 +24,26 @@ static void __init r8a7778_init_irq_dt(void) { - void __iomem *base = ioremap_nocache(0xfe700000, 0x00100000); + void __iomem *base = ioremap(HPBREG_BASE, 0x00100000); BUG_ON(!base); irqchip_init(); /* route all interrupts to ARM */ - __raw_writel(0x73ffffff, base + INT2NTSR0); - __raw_writel(0xffffffff, base + INT2NTSR1); + writel(0x73ffffff, base + INT2NTSR0); + writel(0xffffffff, base + INT2NTSR1); /* unmask all known interrupts in INTCS2 */ - __raw_writel(0x08330773, base + INT2SMSKCR0); - __raw_writel(0x00311110, base + INT2SMSKCR1); + writel(0x08330773, base + INT2SMSKCR0); + writel(0x00311110, base + INT2SMSKCR1); iounmap(base); } static const char *const r8a7778_compat_dt[] __initconst = { "renesas,r8a7778", - NULL, + NULL }; DT_MACHINE_START(R8A7778_DT, "Generic R8A7778 (Flattened Device Tree)") diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c index b13ec9088ce5..c3af2c8925ba 100644 --- a/arch/arm/mach-shmobile/setup-r8a7779.c +++ b/arch/arm/mach-shmobile/setup-r8a7779.c @@ -15,64 +15,45 @@ #include "common.h" #include "r8a7779.h" -static struct map_desc r8a7779_io_desc[] __initdata = { - /* 2M identity mapping for 0xf0000000 (MPCORE) */ - { - .virtual = 0xf0000000, - .pfn = __phys_to_pfn(0xf0000000), - .length = SZ_2M, - .type = MT_DEVICE_NONSHARED - }, - /* 16M identity mapping for 0xfexxxxxx (DMAC-S/HPBREG/INTC2/LRAM/DBSC) */ - { - .virtual = 0xfe000000, - .pfn = __phys_to_pfn(0xfe000000), - .length = SZ_16M, - .type = MT_DEVICE_NONSHARED - }, -}; - -static void __init r8a7779_map_io(void) -{ - debug_ll_io_init(); - iotable_init(r8a7779_io_desc, ARRAY_SIZE(r8a7779_io_desc)); -} +#define HPBREG_BASE 0xfe700000 /* IRQ */ -#define INT2SMSKCR0 IOMEM(0xfe7822a0) -#define INT2SMSKCR1 IOMEM(0xfe7822a4) -#define INT2SMSKCR2 IOMEM(0xfe7822a8) -#define INT2SMSKCR3 IOMEM(0xfe7822ac) -#define INT2SMSKCR4 IOMEM(0xfe7822b0) +#define INT2SMSKCR0 0x822a0 /* Interrupt Submask Clear Register 0 */ +#define INT2SMSKCR1 0x822a4 /* Interrupt Submask Clear Register 1 */ +#define INT2SMSKCR2 0x822a8 /* Interrupt Submask Clear Register 2 */ +#define INT2SMSKCR3 0x822ac /* Interrupt Submask Clear Register 3 */ +#define INT2SMSKCR4 0x822b0 /* Interrupt Submask Clear Register 4 */ -#define INT2NTSR0 IOMEM(0xfe700060) -#define INT2NTSR1 IOMEM(0xfe700064) +#define INT2NTSR0 0x00060 /* Interrupt Notification Select Register 0 */ +#define INT2NTSR1 0x00064 /* Interrupt Notification Select Register 1 */ static void __init r8a7779_init_irq_dt(void) { + void __iomem *base = ioremap(HPBREG_BASE, 0x00100000); + irqchip_init(); /* route all interrupts to ARM */ - __raw_writel(0xffffffff, INT2NTSR0); - __raw_writel(0x3fffffff, INT2NTSR1); + writel(0xffffffff, base + INT2NTSR0); + writel(0x3fffffff, base + INT2NTSR1); /* unmask all known interrupts in INTCS2 */ - __raw_writel(0xfffffff0, INT2SMSKCR0); - __raw_writel(0xfff7ffff, INT2SMSKCR1); - __raw_writel(0xfffbffdf, INT2SMSKCR2); - __raw_writel(0xbffffffc, INT2SMSKCR3); - __raw_writel(0x003fee3f, INT2SMSKCR4); + writel(0xfffffff0, base + INT2SMSKCR0); + writel(0xfff7ffff, base + INT2SMSKCR1); + writel(0xfffbffdf, base + INT2SMSKCR2); + writel(0xbffffffc, base + INT2SMSKCR3); + writel(0x003fee3f, base + INT2SMSKCR4); + + iounmap(base); } static const char *const r8a7779_compat_dt[] __initconst = { "renesas,r8a7779", - NULL, + NULL }; DT_MACHINE_START(R8A7779_DT, "Generic R8A7779 (Flattened Device Tree)") .smp = smp_ops(r8a7779_smp_ops), - .map_io = r8a7779_map_io, - .init_early = shmobile_init_delay, .init_irq = r8a7779_init_irq_dt, .init_late = shmobile_init_late, .dt_compat = r8a7779_compat_dt, diff --git a/arch/arm/mach-shmobile/setup-rcar-gen2.c b/arch/arm/mach-shmobile/setup-rcar-gen2.c index 2fd3aa6f3212..c38367a10c79 100644 --- a/arch/arm/mach-shmobile/setup-rcar-gen2.c +++ b/arch/arm/mach-shmobile/setup-rcar-gen2.c @@ -7,16 +7,15 @@ * Copyright (C) 2014 Ulrich Hecht */ -#include <linux/clk-provider.h> #include <linux/clocksource.h> #include <linux/device.h> -#include <linux/dma-contiguous.h> +#include <linux/dma-map-ops.h> #include <linux/io.h> #include <linux/kernel.h> #include <linux/memblock.h> #include <linux/of.h> +#include <linux/of_clk.h> #include <linux/of_fdt.h> -#include <linux/of_platform.h> #include <linux/psci.h> #include <asm/mach/arch.h> #include <asm/secure_cntvoff.h> @@ -24,6 +23,7 @@ #include "rcar-gen2.h" static const struct of_device_id cpg_matches[] __initconst = { + { .compatible = "renesas,r8a7742-cpg-mssr", .data = "extal" }, { .compatible = "renesas,r8a7743-cpg-mssr", .data = "extal" }, { .compatible = "renesas,r8a7744-cpg-mssr", .data = "extal" }, { .compatible = "renesas,r8a7790-cpg-mssr", .data = "extal" }, @@ -58,7 +58,7 @@ static unsigned int __init get_extal_freq(void) #define CNTCR 0 #define CNTFID0 0x20 -void __init rcar_gen2_timer_init(void) +static void __init rcar_gen2_timer_init(void) { bool need_update = true; void __iomem *base; @@ -173,7 +173,7 @@ static int __init rcar_gen2_scan_mem(unsigned long node, const char *uname, return 0; } -void __init rcar_gen2_reserve(void) +static void __init rcar_gen2_reserve(void) { struct memory_reserve_config mrc; @@ -198,7 +198,7 @@ static const char * const rcar_gen2_boards_compat_dt[] __initconst = { "renesas,r8a7792", "renesas,r8a7793", "renesas,r8a7794", - NULL, + NULL }; DT_MACHINE_START(RCAR_GEN2_DT, "Generic R-Car Gen2 (Flattened Device Tree)") @@ -209,11 +209,12 @@ DT_MACHINE_START(RCAR_GEN2_DT, "Generic R-Car Gen2 (Flattened Device Tree)") MACHINE_END static const char * const rz_g1_boards_compat_dt[] __initconst = { + "renesas,r8a7742", "renesas,r8a7743", "renesas,r8a7744", "renesas,r8a7745", "renesas,r8a77470", - NULL, + NULL }; DT_MACHINE_START(RZ_G1_DT, "Generic RZ/G1 (Flattened Device Tree)") diff --git a/arch/arm/mach-shmobile/setup-sh73a0.c b/arch/arm/mach-shmobile/setup-sh73a0.c index cc08aa752244..7fb27240e907 100644 --- a/arch/arm/mach-shmobile/setup-sh73a0.c +++ b/arch/arm/mach-shmobile/setup-sh73a0.c @@ -22,41 +22,21 @@ #include "common.h" #include "sh73a0.h" -static struct map_desc sh73a0_io_desc[] __initdata = { - /* create a 1:1 identity mapping for 0xe6xxxxxx - * used by CPGA, INTC and PFC. - */ - { - .virtual = 0xe6000000, - .pfn = __phys_to_pfn(0xe6000000), - .length = 256 << 20, - .type = MT_DEVICE_NONSHARED - }, -}; - -static void __init sh73a0_map_io(void) -{ - debug_ll_io_init(); - iotable_init(sh73a0_io_desc, ARRAY_SIZE(sh73a0_io_desc)); -} - static void __init sh73a0_generic_init(void) { #ifdef CONFIG_CACHE_L2X0 /* Shared attribute override enable, 64K*8way */ - l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff); + l2x0_init(ioremap(0xf0100000, PAGE_SIZE), 0x00400000, 0xc20f0fff); #endif } static const char *const sh73a0_boards_compat_dt[] __initconst = { "renesas,sh73a0", - NULL, + NULL }; DT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)") .smp = smp_ops(sh73a0_smp_ops), - .map_io = sh73a0_map_io, - .init_early = shmobile_init_delay, .init_machine = sh73a0_generic_init, .init_late = shmobile_init_late, .dt_compat = sh73a0_boards_compat_dt, diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index 0ed73b650c14..474c325323a3 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -20,8 +20,10 @@ #include "common.h" #include "r8a7779.h" -#define AVECR IOMEM(0xfe700040) -#define R8A7779_SCU_BASE 0xf0000000 +#define HPBREG_BASE 0xfe700000 +#define AVECR 0x0040 /* ARM Reset Vector Address Register */ + +#define R8A7779_SCU_BASE 0xf0000000 static int r8a7779_boot_secondary(unsigned int cpu, struct task_struct *idle) { @@ -36,11 +38,22 @@ static int r8a7779_boot_secondary(unsigned int cpu, struct task_struct *idle) static void __init r8a7779_smp_prepare_cpus(unsigned int max_cpus) { + void __iomem *base; + + if (!request_mem_region(0, SZ_4K, "Boot Area")) { + pr_err("Failed to request boot area\n"); + return; + } + + base = ioremap(HPBREG_BASE, 0x1000); + /* Map the reset vector (in headsmp-scu.S, headsmp.S) */ - __raw_writel(__pa(shmobile_boot_vector), AVECR); + writel(__pa(shmobile_boot_vector), base + AVECR); /* setup r8a7779 specific SCU bits */ shmobile_smp_scu_prepare_cpus(R8A7779_SCU_BASE, max_cpus); + + iounmap(base); } #ifdef CONFIG_HOTPLUG_CPU diff --git a/arch/arm/mach-shmobile/smp-sh73a0.c b/arch/arm/mach-shmobile/smp-sh73a0.c index 0403aa8629dd..9196b37ea292 100644 --- a/arch/arm/mach-shmobile/smp-sh73a0.c +++ b/arch/arm/mach-shmobile/smp-sh73a0.c @@ -16,31 +16,48 @@ #include "common.h" #include "sh73a0.h" -#define WUPCR IOMEM(0xe6151010) -#define SRESCR IOMEM(0xe6151018) -#define PSTR IOMEM(0xe6151040) -#define SBAR IOMEM(0xe6180020) -#define APARMBAREA IOMEM(0xe6f10020) +#define CPG_BASE2 0xe6151000 +#define WUPCR 0x10 /* System-CPU Wake Up Control Register */ +#define SRESCR 0x18 /* System-CPU Software Reset Control Register */ +#define PSTR 0x40 /* System-CPU Power Status Register */ + +#define SYSC_BASE 0xe6180000 +#define SBAR 0x20 /* SYS Boot Address Register */ + +#define AP_BASE 0xe6f10000 +#define APARMBAREA 0x20 /* Address Translation Area Register */ #define SH73A0_SCU_BASE 0xf0000000 static int sh73a0_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned int lcpu = cpu_logical_map(cpu); + void __iomem *cpg2 = ioremap(CPG_BASE2, PAGE_SIZE); - if (((__raw_readl(PSTR) >> (4 * lcpu)) & 3) == 3) - __raw_writel(1 << lcpu, WUPCR); /* wake up */ + if (((readl(cpg2 + PSTR) >> (4 * lcpu)) & 3) == 3) + writel(1 << lcpu, cpg2 + WUPCR); /* wake up */ else - __raw_writel(1 << lcpu, SRESCR); /* reset */ - + writel(1 << lcpu, cpg2 + SRESCR); /* reset */ + iounmap(cpg2); return 0; } static void __init sh73a0_smp_prepare_cpus(unsigned int max_cpus) { + void __iomem *ap, *sysc; + + if (!request_mem_region(0, SZ_4K, "Boot Area")) { + pr_err("Failed to request boot area\n"); + return; + } + /* Map the reset vector (in headsmp.S) */ - __raw_writel(0, APARMBAREA); /* 4k */ - __raw_writel(__pa(shmobile_boot_vector), SBAR); + ap = ioremap(AP_BASE, PAGE_SIZE); + sysc = ioremap(SYSC_BASE, PAGE_SIZE); + writel(0, ap + APARMBAREA); /* 4k */ + writel(__pa(shmobile_boot_vector), sysc + SBAR); + iounmap(sysc); + iounmap(ap); /* setup sh73a0 specific SCU bits */ shmobile_smp_scu_prepare_cpus(SH73A0_SCU_BASE, max_cpus); 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