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authorYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
committerYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
commit8e4bff4cab0ddac6060645b0715210484d02ff40 (patch)
tree3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/arm/mach-sc/syssleep.c
Initial file dump from open source releaseHEADmaster
Diffstat (limited to 'arch/arm/mach-sc/syssleep.c')
-rwxr-xr-xarch/arm/mach-sc/syssleep.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/mach-sc/syssleep.c b/arch/arm/mach-sc/syssleep.c
new file mode 100755
index 00000000..cd86275f
--- /dev/null
+++ b/arch/arm/mach-sc/syssleep.c
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2013 Spreadtrum Communications Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/proc_fs.h>
+#include <soc/sprd/hardware.h>
+#include <asm/uaccess.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/delay.h>
+#include <soc/sprd/sci.h>
+#include <soc/sprd/sci_glb_regs.h>
+
+static int syssleep_read_proc(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ return 0;
+}
+
+static int syssleep_write_proc(struct file *file, const char __user *buffer,
+ unsigned long count, void *data)
+{
+#if 0
+ sci_glb_write(REG_PMU_APB_PD_CP0_ARM9_0_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_HU3GE_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_GSM_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_L1RAM_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_SYS_CFG, BIT(25) | BIT(28), -1UL);
+#else
+ sci_glb_write(REG_PMU_APB_PD_CP0_ARM9_0_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_HU3GE_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_GSM_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_TD_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_CEVA_CFG, BIT(24) | BIT(25), -1UL);
+ sci_glb_write(REG_PMU_APB_PD_CP0_SYS_CFG, BIT(25) | BIT(28), -1UL);
+ sci_glb_write(REG_PMU_APB_SLEEP_CTRL,BIT(12),BIT(12));
+#endif
+ //sci_glb_write(REG_PMU_APB_CP_SOFT_RST,0x7,-1UL);
+ //msleep(1000);
+ //sci_glb_write(REG_PMU_APB_CP_SOFT_RST,0x6,-1UL);
+ return count;
+}
+
+static const struct file_operations syssleep_proc_fops = {
+ .owner = THIS_MODULE,
+ .read = syssleep_read_proc,
+ .write = syssleep_write_proc,
+};
+
+static int __init syssleep_init(void)
+{
+ printk("syssleep_init \n");
+ proc_create("syssleep", 0777, NULL, &syssleep_proc_fops);
+ return 0;
+}
+
+module_init(syssleep_init);