forked from Minki/linux
Merge branch 'vexpress' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64
From Catalin Marinas <catalin.marinas@arm.com>: "... move the vexpress poweroff/restart code from arch/arm to driver/power/reset so that the code can be reused in arm64."
This commit is contained in:
commit
18bc4e79fd
@ -17,6 +17,9 @@ config ARCH_VEXPRESS
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select NO_IOPORT
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select PLAT_VERSATILE
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select PLAT_VERSATILE_CLCD
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select POWER_RESET
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select POWER_RESET_VEXPRESS
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select POWER_SUPPLY
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select REGULATOR_FIXED_VOLTAGE if REGULATOR
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select VEXPRESS_CONFIG
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help
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@ -4,7 +4,7 @@
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ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \
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-I$(srctree)/arch/arm/plat-versatile/include
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obj-y := v2m.o reset.o
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obj-y := v2m.o
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obj-$(CONFIG_ARCH_VEXPRESS_CA9X4) += ct-ca9x4.o
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obj-$(CONFIG_SMP) += platsmp.o
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obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
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@ -361,8 +361,6 @@ static void __init v2m_init(void)
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for (i = 0; i < ARRAY_SIZE(v2m_amba_devs); i++)
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amba_device_register(v2m_amba_devs[i], &iomem_resource);
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pm_power_off = vexpress_power_off;
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ct_desc->init_tile();
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}
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@ -374,7 +372,6 @@ MACHINE_START(VEXPRESS, "ARM-Versatile Express")
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.init_irq = v2m_init_irq,
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.init_time = v2m_timer_init,
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.init_machine = v2m_init,
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.restart = vexpress_restart,
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MACHINE_END
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static struct map_desc v2m_rs1_io_desc __initdata = {
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@ -464,7 +461,6 @@ static void __init v2m_dt_init(void)
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{
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l2x0_of_init(0x00400000, 0xfe0fffff);
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of_platform_populate(NULL, v2m_dt_bus_match, NULL, NULL);
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pm_power_off = vexpress_power_off;
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}
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static const char * const v2m_dt_match[] __initconst = {
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@ -481,5 +477,4 @@ DT_MACHINE_START(VEXPRESS_DT, "ARM-Versatile Express")
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.init_irq = irqchip_init,
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.init_time = v2m_dt_timer_init,
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.init_machine = v2m_dt_init,
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.restart = vexpress_restart,
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MACHINE_END
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@ -30,3 +30,10 @@ config POWER_RESET_RESTART
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Some boards don't actually have the ability to power off.
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Instead they restart, and u-boot holds the SoC until the
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user presses a key. u-boot then boots into Linux.
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config POWER_RESET_VEXPRESS
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bool
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depends on POWER_RESET
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help
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Power off and reset support for the ARM Ltd. Versatile
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Express boards.
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@ -1,3 +1,4 @@
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obj-$(CONFIG_POWER_RESET_GPIO) += gpio-poweroff.o
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obj-$(CONFIG_POWER_RESET_QNAP) += qnap-poweroff.o
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obj-$(CONFIG_POWER_RESET_RESTART) += restart-poweroff.o
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obj-$(CONFIG_POWER_RESET_RESTART) += restart-poweroff.o
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obj-$(CONFIG_POWER_RESET_VEXPRESS) += vexpress-poweroff.o
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@ -18,6 +18,8 @@
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#include <linux/stat.h>
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#include <linux/vexpress.h>
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#include <asm/system_misc.h>
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static void vexpress_reset_do(struct device *dev, const char *what)
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{
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int err = -ENOENT;
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@ -39,14 +41,14 @@ static void vexpress_reset_do(struct device *dev, const char *what)
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static struct device *vexpress_power_off_device;
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void vexpress_power_off(void)
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static void vexpress_power_off(void)
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{
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vexpress_reset_do(vexpress_power_off_device, "power off");
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}
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static struct device *vexpress_restart_device;
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void vexpress_restart(char str, const char *cmd)
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static void vexpress_restart(char str, const char *cmd)
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{
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vexpress_reset_do(vexpress_restart_device, "restart");
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}
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@ -103,14 +105,17 @@ static int vexpress_reset_probe(struct platform_device *pdev)
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switch (func) {
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case FUNC_SHUTDOWN:
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vexpress_power_off_device = &pdev->dev;
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pm_power_off = vexpress_power_off;
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break;
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case FUNC_RESET:
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if (!vexpress_restart_device)
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vexpress_restart_device = &pdev->dev;
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arm_pm_restart = vexpress_restart;
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device_create_file(&pdev->dev, &dev_attr_active);
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break;
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case FUNC_REBOOT:
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vexpress_restart_device = &pdev->dev;
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arm_pm_restart = vexpress_restart;
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device_create_file(&pdev->dev, &dev_attr_active);
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break;
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};
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@ -115,9 +115,6 @@ unsigned __vexpress_get_site(struct device *dev, struct device_node *node);
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void vexpress_sysreg_early_init(void __iomem *base);
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void vexpress_sysreg_of_early_init(void);
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void vexpress_power_off(void);
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void vexpress_restart(char str, const char *cmd);
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/* Clocks */
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struct clk *vexpress_osc_setup(struct device *dev);
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