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authorLinus Torvalds <torvalds@linux-foundation.org>2014-12-09 17:38:28 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-09 17:38:28 -0500
commit6cd94d5e57ab97ddd672b707ab4bb639672c1727 (patch)
treeb1b301b16433d4deab6bd52e81d04a7b58c239d3 /arch/arm/mach-exynos/exynos.c
parent6c9e92476bc924ede6d6d2f0bfed2c06ae148d29 (diff)
parent842f7d2c4d392c0571cf72e3eaca26742bebbd1e (diff)
Merge tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC platform changes from Arnd Bergmann: "New and updated SoC support, notable changes include: - bcm: brcmstb SMP support initial iproc/cygnus support - exynos: Exynos4415 SoC support PMU and suspend support for Exynos5420 PMU support for Exynos3250 pm related maintenance - imx: new LS1021A SoC support vybrid 610 global timer support - integrator: convert to using multiplatform configuration - mediatek: earlyprintk support for mt8127/mt8135 - meson: meson8 soc and l2 cache controller support - mvebu: Armada 38x CPU hotplug support drop support for prerelease Armada 375 Z1 stepping extended suspend support, now works on Armada 370/XP - omap: hwmod related maintenance prcm cleanup - pxa: initial pxa27x DT handling - rockchip: SMP support for rk3288 add cpu frequency scaling support - shmobile: r8a7740 power domain support various small restart, timer, pci apmu changes - sunxi: Allwinner A80 (sun9i) earlyprintk support - ux500: power domain support Overall, a significant chunk of changes, coming mostly from the usual suspects: omap, shmobile, samsung and mvebu, all of which already contain a lot of platform specific code in arch/arm" * tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (187 commits) ARM: mvebu: use the cpufreq-dt platform_data for independent clocks soc: integrator: Add terminating entry for integrator_cm_match ARM: mvebu: add SDRAM controller description for Armada XP ARM: mvebu: adjust mbus controller description on Armada 370/XP ARM: mvebu: add suspend/resume DT information for Armada XP GP ARM: mvebu: synchronize secondary CPU clocks on resume ARM: mvebu: make sure MMU is disabled in armada_370_xp_cpu_resume ARM: mvebu: Armada XP GP specific suspend/resume code ARM: mvebu: reserve the first 10 KB of each memory bank for suspend/resume ARM: mvebu: implement suspend/resume support for Armada XP clk: mvebu: add suspend/resume for gatable clocks bus: mvebu-mbus: provide a mechanism to save SDRAM window configuration bus: mvebu-mbus: suspend/resume support clocksource: time-armada-370-xp: add suspend/resume support irqchip: armada-370-xp: Add suspend/resume support ARM: add lolevel debug support for asm9260 ARM: add mach-asm9260 ARM: EXYNOS: use u8 for val[] in struct exynos_pmu_conf power: reset: imx-snvs-poweroff: add power off driver for i.mx6 ARM: imx: temporarily remove CONFIG_SOC_FSL from LS1021A ...
Diffstat (limited to 'arch/arm/mach-exynos/exynos.c')
-rw-r--r--arch/arm/mach-exynos/exynos.c30
1 files changed, 6 insertions, 24 deletions
diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
index 6de7cf5ef2b2..c13d0837fa8c 100644
--- a/arch/arm/mach-exynos/exynos.c
+++ b/arch/arm/mach-exynos/exynos.c
@@ -87,28 +87,6 @@ static struct map_desc exynos5_iodesc[] __initdata = {
87 }, 87 },
88}; 88};
89 89
90static void exynos_restart(enum reboot_mode mode, const char *cmd)
91{
92 struct device_node *np;
93 u32 val = 0x1;
94 void __iomem *addr = pmu_base_addr + EXYNOS_SWRESET;
95
96 if (of_machine_is_compatible("samsung,exynos5440")) {
97 u32 status;
98 np = of_find_compatible_node(NULL, NULL, "samsung,exynos5440-clock");
99
100 addr = of_iomap(np, 0) + 0xbc;
101 status = __raw_readl(addr);
102
103 addr = of_iomap(np, 0) + 0xcc;
104 val = __raw_readl(addr);
105
106 val = (val & 0xffff0000) | (status & 0xffff);
107 }
108
109 __raw_writel(val, addr);
110}
111
112static struct platform_device exynos_cpuidle = { 90static struct platform_device exynos_cpuidle = {
113 .name = "exynos_cpuidle", 91 .name = "exynos_cpuidle",
114#ifdef CONFIG_ARM_EXYNOS_CPUIDLE 92#ifdef CONFIG_ARM_EXYNOS_CPUIDLE
@@ -202,6 +180,7 @@ static const struct of_device_id exynos_dt_pmu_match[] = {
202 { .compatible = "samsung,exynos4210-pmu" }, 180 { .compatible = "samsung,exynos4210-pmu" },
203 { .compatible = "samsung,exynos4212-pmu" }, 181 { .compatible = "samsung,exynos4212-pmu" },
204 { .compatible = "samsung,exynos4412-pmu" }, 182 { .compatible = "samsung,exynos4412-pmu" },
183 { .compatible = "samsung,exynos4415-pmu" },
205 { .compatible = "samsung,exynos5250-pmu" }, 184 { .compatible = "samsung,exynos5250-pmu" },
206 { .compatible = "samsung,exynos5260-pmu" }, 185 { .compatible = "samsung,exynos5260-pmu" },
207 { .compatible = "samsung,exynos5410-pmu" }, 186 { .compatible = "samsung,exynos5410-pmu" },
@@ -268,7 +247,10 @@ static void __init exynos_dt_machine_init(void)
268 exynos_sysram_init(); 247 exynos_sysram_init();
269 248
270 if (of_machine_is_compatible("samsung,exynos4210") || 249 if (of_machine_is_compatible("samsung,exynos4210") ||
271 of_machine_is_compatible("samsung,exynos5250")) 250 of_machine_is_compatible("samsung,exynos4212") ||
251 (of_machine_is_compatible("samsung,exynos4412") &&
252 of_machine_is_compatible("samsung,trats2")) ||
253 of_machine_is_compatible("samsung,exynos5250"))
272 platform_device_register(&exynos_cpuidle); 254 platform_device_register(&exynos_cpuidle);
273 255
274 platform_device_register_simple("exynos-cpufreq", -1, NULL, 0); 256 platform_device_register_simple("exynos-cpufreq", -1, NULL, 0);
@@ -283,6 +265,7 @@ static char const *exynos_dt_compat[] __initconst = {
283 "samsung,exynos4210", 265 "samsung,exynos4210",
284 "samsung,exynos4212", 266 "samsung,exynos4212",
285 "samsung,exynos4412", 267 "samsung,exynos4412",
268 "samsung,exynos4415",
286 "samsung,exynos5", 269 "samsung,exynos5",
287 "samsung,exynos5250", 270 "samsung,exynos5250",
288 "samsung,exynos5260", 271 "samsung,exynos5260",
@@ -328,7 +311,6 @@ DT_MACHINE_START(EXYNOS_DT, "SAMSUNG EXYNOS (Flattened Device Tree)")
328 .init_machine = exynos_dt_machine_init, 311 .init_machine = exynos_dt_machine_init,
329 .init_late = exynos_init_late, 312 .init_late = exynos_init_late,
330 .dt_compat = exynos_dt_compat, 313 .dt_compat = exynos_dt_compat,
331 .restart = exynos_restart,
332 .reserve = exynos_reserve, 314 .reserve = exynos_reserve,
333 .dt_fixup = exynos_dt_fixup, 315 .dt_fixup = exynos_dt_fixup,
334MACHINE_END 316MACHINE_END