Initial file dump from open source releaseHEADmaster

1 files changed, 160 insertions, 0 deletions

diff --git a/drivers/media/sprd_sensor/power/sensor_power_sharkls_z3lte.c b/drivers/media/sprd_sensor/power/sensor_power_sharkls_z3lte.c
new file mode 100644
index 00000000..e7d2010c
--- /dev/null
+++ b/drivers/media/sprd_sensor/power/sensor_power_sharkls_z3lte.c
@@ -0,0 +1,160 @@
+/*
+ * Copyright (C) 2012 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/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/bitops.h>
+#include <linux/delay.h>
+#include <linux/kernel.h>
+#include <soc/sprd/hardware.h>
+#include <soc/sprd/board.h>
+#include <video/sensor_drv_k.h>
+#include "../sensor_drv_sprd.h"
+
+static int sensor_s5k4ecgx_poweron(uint32_t *fd_handle, struct sensor_power *dev0, struct sensor_power *dev1, struct sensor_power *dev2)
+{
+	int ret = 0;
+
+	/*set default status for main and sub sensor*/
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_1);//select sub sensor(sensor hi255);
+	sensor_k_set_pd_level(fd_handle, 0);//power down valid for hi255
+	sensor_k_set_rst_level(fd_handle, 0);//reset valid for hi255
+
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_0);//select main sensor(sensor hi544);
+	sensor_k_set_pd_level(fd_handle, 0);//power down valid for hi544
+	sensor_k_set_rst_level(fd_handle, 0);//reset valid for hi544
+	mdelay(1);
+
+	/*power on sequence*/
+	sensor_k_set_voltage_cammot(fd_handle, SENSOR_VDD_2800MV);//AF monitor
+	mdelay(1);//delay
+	sensor_k_set_voltage_iovdd(fd_handle, SENSOR_VDD_1800MV);//IO vdd
+	udelay(500);//delay >2ms
+	sensor_k_set_voltage_avdd(fd_handle, SENSOR_VDD_2800MV);//anolog vdd
+	udelay(1000);//delay > 0us
+	sensor_k_set_mclk(fd_handle, 24);
+	udelay(500);//delay > 0us
+	sensor_k_set_voltage_dvdd(fd_handle, SENSOR_VDD_1200MV);//core vdd
+	udelay(1000);//delay >= 10us
+	sensor_k_set_pd_level(fd_handle, 1);//power down
+	udelay(30);//delay >= 15us
+	sensor_k_set_rst_level(fd_handle, 1);//reset
+	udelay(100);//delay > 60us
+	printk("sensor_s5k4ecgx_poweron OK \n");
+	return ret;
+}
+
+static int sensor_s5k4ecgx_poweroff(uint32_t *fd_handle, struct sensor_power *dev0, struct sensor_power *dev1, struct sensor_power *dev2)
+{
+	int ret = 0;
+
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_0);//select main sensor(sensor hi544);
+	udelay(2);//delay 2us > 16MCLK = 16/24 us
+	sensor_k_set_rst_level(fd_handle, 0);//reset valid for hi544
+	udelay(100);//delay >50us
+	sensor_k_set_mclk(fd_handle, 0);// disable mclk
+	udelay(100);//delay >= 0us
+	sensor_k_set_pd_level(fd_handle, 0);//power down valid for hi544
+	udelay(100);//delay < 10ms
+	sensor_k_set_voltage_iovdd(fd_handle, SENSOR_VDD_CLOSED);
+	udelay(10);//delay < 10ms
+	sensor_k_set_voltage_avdd(fd_handle, SENSOR_VDD_CLOSED);//close anolog vdd
+	mdelay(5);//delay >= 0us
+	sensor_k_set_voltage_dvdd(fd_handle, SENSOR_VDD_CLOSED);//close core vdd
+	mdelay(1);//delay
+	sensor_k_set_voltage_cammot(fd_handle, SENSOR_VDD_CLOSED);//AF monitor
+	udelay(10);//delay
+
+	printk("sensor_s5k4ecgx_poweroff OK \n");
+	return ret;
+
+}
+
+static int sensor_hi255_poweron(uint32_t *fd_handle, struct sensor_power *dev0, struct sensor_power *dev1, struct sensor_power *dev2)
+{
+	int ret = 0;
+
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_0);//select main sensor(sensor hi544);
+	sensor_k_set_pd_level(fd_handle, 0);//power down valid for hi544
+	sensor_k_set_rst_level(fd_handle, 0);//reset valid for hi544
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_1);//select main sensor(sensor hi255);
+	sensor_k_set_pd_level(fd_handle, 0);//power down valid for hi255
+	sensor_k_set_rst_level(fd_handle, 0);//reset valid for hi255
+	udelay(1);
+	sensor_k_set_voltage_iovdd(fd_handle, SENSOR_VDD_1800MV);//IO vdd
+	udelay(10);//delay 6ms < 10ms
+	sensor_k_set_voltage_avdd(fd_handle, SENSOR_VDD_2800MV);
+	udelay(10);
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_0);
+	sensor_k_set_voltage_dvdd(fd_handle, SENSOR_VDD_1200MV);//core vdd
+	mdelay(2);
+	sensor_k_set_voltage_dvdd(fd_handle, SENSOR_VDD_CLOSED);//close core vdd
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_1);
+	mdelay(6);//delay 6ms < 10ms
+	sensor_k_set_pd_level(fd_handle, 1);
+	mdelay(2);//delay 2ms > 1ms
+	sensor_k_set_mclk(fd_handle, 24);
+	mdelay(31);//delay 30ms >= 30ms
+	sensor_k_set_rst_level(fd_handle, 1);
+	udelay(2);//delay 2us > 16MCLK = 16/24 us
+	printk("hi255_poweron OK \n");
+
+	return ret;
+}
+
+static int sensor_hi255_poweroff(uint32_t *fd_handle, struct sensor_power *dev0, struct sensor_power *dev1, struct sensor_power *dev2)
+{
+	int ret = 0;
+
+	sensor_k_sensor_sel(fd_handle, SENSOR_DEV_1);//select main sensor(sensor hi255);
+	udelay(2);//delay 2us > 16MCLK = 16/24 us
+	sensor_k_set_rst_level(fd_handle, 0);//reset valid for hi255
+	udelay(2);//delay 2us > 16MCLK = 16/24 us
+	sensor_k_set_mclk(fd_handle, 0);// disable mclk
+	udelay(1);//delay 1us > 0ns
+	sensor_k_set_pd_level(fd_handle, 0);//power down valid for hi255
+	mdelay(6);//delay 6ms < 10ms
+	sensor_k_set_voltage_avdd(fd_handle, SENSOR_VDD_CLOSED);
+	//mdelay(6);//delay 6ms < 10ms
+	sensor_k_set_voltage_iovdd(fd_handle, SENSOR_VDD_CLOSED);
+	udelay(1);
+	printk("hi255_poweroff OK \n");
+
+	return ret;
+}
+
+
+int sensor_power_on(uint32_t *fd_handle, uint32_t sensor_id, struct sensor_power *dev0, struct sensor_power *dev1, struct sensor_power *dev2)
+{
+	int ret = 0;
+
+	if (SENSOR_DEV_0 == sensor_id) {
+		ret = sensor_s5k4ecgx_poweron(fd_handle, dev0, dev1, dev2);
+	} else if (SENSOR_DEV_1 == sensor_id) {
+		ret = sensor_hi255_poweron(fd_handle, dev0, dev1, dev2);
+	}
+	return ret;
+}
+
+int sensor_power_off(uint32_t *fd_handle, uint32_t sensor_id, struct sensor_power *dev0, struct sensor_power *dev1, struct sensor_power *dev2)
+{
+	int ret = 0;
+
+	if (SENSOR_DEV_0 == sensor_id) {
+		ret = sensor_s5k4ecgx_poweroff(fd_handle, dev0, dev1, dev2);
+	} else if (SENSOR_DEV_1 == sensor_id) {
+		ret = sensor_hi255_poweroff(fd_handle, dev0, dev1, dev2);
+	}
+
+	return ret;
+}