#include <linux/mfd/core.h>
#include <linux/slab.h>
#include <linux/mfd/rk616.h>
-#include <mach/iomux.h>
+//#include <mach/iomux.h>
#include <linux/err.h>
#include <linux/uaccess.h>
+#include <linux/interrupt.h>
+#include <linux/of_gpio.h>
+#include <linux/of_device.h>
#if defined(CONFIG_DEBUG_FS)
#include <linux/fs.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#endif
+#if defined(RK616_MIPI_DSI)
+#include "../video/rockchip/transmitter/rk616_mipi_dsi.h"
+#endif
+
#ifndef MHZ
#define MHZ (1000*1000)
#endif
},
};
+extern int rk_mipi_dsi_init_lite(void);
+void rk616_mclk_set_rate(struct clk *mclk,unsigned long rate)
+{
+ clk_set_rate(mclk, rate);
+}
+
static int rk616_i2c_read_reg(struct mfd_rk616 *rk616, u16 reg,u32 *pval)
{
struct i2c_client * client = rk616->client;
msgs[0].len = 2;
msgs[0].buf = reg_buf;
msgs[0].scl_rate = rk616->pdata->scl_rate;
- msgs[0].udelay = client->udelay;
+ //msgs[0].udelay = client->udelay;
msgs[1].addr = client->addr;
msgs[1].flags = client->flags | I2C_M_RD;
msgs[1].len = 4;
msgs[1].buf = (char *)pval;
msgs[1].scl_rate = rk616->pdata->scl_rate;
- msgs[1].udelay = client->udelay;
+ //msgs[1].udelay = client->udelay;
ret = i2c_transfer(adap, msgs, 2);
msg.len = 6;
msg.buf = (char *)tx_buf;
msg.scl_rate = rk616->pdata->scl_rate;
- msg.udelay = client->udelay;
+ //msg.udelay = client->udelay;
+
+ ret = i2c_transfer(adap, &msg, 1);
+ kfree(tx_buf);
+
+ return (ret == 1) ? 4 : ret;
+}
+
+
+static int rk616_i2c_write_bits(struct mfd_rk616 *rk616, u16 reg,u32 mask,u32 *pval)
+{
+
+ struct i2c_client *client = rk616->client;
+ struct i2c_adapter *adap = client->adapter;
+ struct i2c_msg msg;
+ int ret;
+ u32 reg_val;
+ char *tx_buf = NULL;
+
+ tx_buf = (char *)kmalloc(6, GFP_KERNEL);
+ if(!tx_buf)
+ return -ENOMEM;
+
+ mutex_lock(&rk616->reg_lock);
+ rk616->read_dev(rk616,reg,®_val);
+ reg_val &= ~mask;
+ *pval &= mask;
+ reg_val |= *pval;
+ *pval = reg_val;
+ memcpy(tx_buf, ®, 2);
+ memcpy(tx_buf+2, (char *)pval, 4);
+
+ msg.addr = client->addr;
+ msg.flags = client->flags;
+ msg.len = 6;
+ msg.buf = (char *)tx_buf;
+ msg.scl_rate = rk616->pdata->scl_rate;
+ //msg.udelay = client->udelay;
ret = i2c_transfer(adap, &msg, 1);
kfree(tx_buf);
+ mutex_unlock(&rk616->reg_lock);
return (ret == 1) ? 4 : ret;
}
+static int rk616_i2c_bulk_write(struct mfd_rk616 *rk616, u16 reg,int count,u32 *pval)
+{
+ const struct i2c_client *client = rk616->client;
+ struct i2c_adapter *adap=client->adapter;
+ struct i2c_msg msg;
+ int ret;
+
+
+ char *tx_buf = (char *)kmalloc((count<<2) + 2, GFP_KERNEL);
+ if(!tx_buf)
+ return -ENOMEM;
+
+ memcpy(tx_buf, ®, 2);
+ memcpy(tx_buf+2, (char *)pval, count<<2);
+
+ msg.addr = client->addr;
+ msg.flags = client->flags;
+ msg.len = (count<<2) + 2;
+ msg.buf = (char *)tx_buf;
+ msg.scl_rate = rk616->pdata->scl_rate;
+ //msg.udelay = client->udelay;
+
+ ret = i2c_transfer(adap, &msg, 1);
+ kfree(tx_buf);
+
+ return (ret == 1) ? count : ret;
+}
+
#if defined(CONFIG_DEBUG_FS)
+
static int rk616_reg_show(struct seq_file *s, void *v)
{
int i = 0;
rk616_clk_common_init(rk616);
return 0;
}
+
+/*
+dts:
+
+/include/ "rk616.dtsi"
+&rk616 {
+ rk616,scl_rate = <100000>;
+ rk616,lcd0_func = <1>;
+ rk616,lcd1_func = <1>;
+ rk616,lvds_ch_nr = <1>;
+ rk616,hdmi_irq_gpio = <&gpio2 GPIO_D6 1>;
+
+ rk616-codec {
+ spk-ctl-gpio = <&gpio2 GPIO_D7 GPIO_ACTIVE_HIGH>;
+ hp-ctl-gpio = <&gpio2 GPIO_D7 GPIO_ACTIVE_HIGH>;
+ //rcv-ctl-gpio = <&gpio2 GPIO_D7 GPIO_ACTIVE_HIGH>;
+ //mic-sel-gpio = <&gpio2 GPIO_D7 GPIO_ACTIVE_HIGH>;
+
+ //delay for MOSFET or SPK power amplifier chip(ms)
+ spk-amplifier-delay = <150>;
+ hp-mosfet-delay = <50>;
+
+ //hp-mic-capture-from-linein; //If hpmic is connected to linein, set this.
+ //hp-mic-capture-from-mic2in; //If hpmic is connected to mic2, set this.
+ //virtual-hp-gnd; //If hp gnd is not connected to gnd(0V), set this.
+
+ //volume setting: 0 ~ 31, -18dB ~ 28.5dB, Step: 1.5dB
+ skp-volume = <24>;
+ hp-volume = <24>;
+ capture-volume = <24>;
+ };
+
+ power_ctr: rk616_power_ctr {
+ rk616_pwren: rk616_pwren {
+ rockchip,power_type = <GPIO>;
+ gpios = <&gpio0 GPIO_A3 GPIO_ACTIVE_HIGH>;
+ rockchip,delay = <0>;
+ };
+
+ rk616_rst: rk616_rst {
+ rockchip,power_type = <GPIO>;
+ gpios = <&gpio3 GPIO_B2 GPIO_ACTIVE_HIGH>;
+ rockchip,delay = <10>;
+ };
+
+ };
+};
+*/
+#ifdef CONFIG_OF
+static struct rk616_platform_data *rk616_parse_dt(struct mfd_rk616 *rk616)
+{
+ struct rk616_platform_data *pdata = NULL;
+ struct device_node *rk616_np = rk616->dev->of_node;
+ int val = 0,gpio = 0;
+
+ if (!rk616_np) {
+ printk("could not find rk616 node\n");
+ return NULL;
+ }
+
+ pdata = devm_kzalloc(rk616->dev, sizeof(struct rk616_platform_data), GFP_KERNEL);
+ if (!pdata) {
+ dev_err(rk616->dev, "rk616_platform_data kmalloc fail!");
+ return NULL;
+ }
+
+ if(!of_property_read_u32(rk616_np, "rk616,scl_rate", &val))
+ pdata->scl_rate = val;
+
+ if(!of_property_read_u32(rk616_np, "rk616,lcd0_func", &val))
+ pdata->lcd0_func = val;
+
+ if(!of_property_read_u32(rk616_np, "rk616,lcd1_func", &val))
+ pdata->lcd1_func = val;
+
+ if(!of_property_read_u32(rk616_np, "rk616,lvds_ch_nr", &val))
+ pdata->lvds_ch_nr = val;
+
+ gpio = of_get_named_gpio(rk616_np,"rk616,hdmi_irq_gpio", 0);
+ if (!gpio_is_valid(gpio))
+ printk("invalid hdmi_irq_gpio: %d\n",gpio);
+ pdata->hdmi_irq = gpio;
+ //TODO Daisen >>pwr gpio wait to add
+
+ return pdata;
+}
+#else
+static struct rk616_platform_data *rk616_parse_dt(struct mfd_rk616 *rk616)
+{
+ return NULL;
+}
+#endif
+
+#if defined(CONFIG_OF)
+static const struct of_device_id rk616_dt_ids[] = {
+ {.compatible = "rockchip,rk616",},
+ {}
+};
+MODULE_DEVICE_TABLE(of, rk616_dt_ids);
+#endif
+
+
static int rk616_i2c_probe(struct i2c_client *client,const struct i2c_device_id *id)
{
int ret;
struct mfd_rk616 *rk616 = NULL;
struct clk *iis_clk;
+ if (client->dev.of_node) {
+ if (!of_match_device(rk616_dt_ids, &client->dev)) {
+ dev_err(&client->dev, "Failed to find matching dt id\n");
+ return -EINVAL;
+ }
+ }
+
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
{
dev_err(&client->dev, "Must have I2C_FUNC_I2C.\n");
}
rk616->dev = &client->dev;
- rk616->pdata = client->dev.platform_data;
+ rk616->pdata = rk616_parse_dt(rk616);
rk616->client = client;
i2c_set_clientdata(client, rk616);
dev_set_drvdata(rk616->dev,rk616);
#if defined(CONFIG_ARCH_RK29)
rk29_mux_api_set(GPIO2D0_I2S0CLK_MIIRXCLKIN_NAME, GPIO2H_I2S0_CLK);
#else
- iomux_set(I2S0_CLK);
+ //iomux_set(I2S0_MCLK); //set at i2s driver
#endif
clk_enable(iis_clk);
- clk_set_rate(iis_clk, 11289600);
+ //clk_set_rate(iis_clk, 11289600);
+ rk616_mclk_set_rate(iis_clk,11289600);
//clk_put(iis_clk);
}
+ mutex_init(&rk616->reg_lock);
if(rk616->pdata->power_init)
rk616->pdata->power_init();
rk616->read_dev = rk616_i2c_read_reg;
rk616->write_dev = rk616_i2c_write_reg;
+ rk616->write_dev_bits = rk616_i2c_write_bits;
+ rk616->write_bulk = rk616_i2c_bulk_write;
#if defined(CONFIG_DEBUG_FS)
rk616->debugfs_dir = debugfs_create_dir("rk616", NULL);
rk616_clk_common_init(rk616);
ret = mfd_add_devices(rk616->dev, -1,
rk616_devs, ARRAY_SIZE(rk616_devs),
- NULL, rk616->irq_base);
+ NULL, rk616->irq_base, NULL);
+
dev_info(&client->dev,"rk616 core probe success!\n");
return 0;
}
-static int __devexit rk616_i2c_remove(struct i2c_client *client)
+static int rk616_i2c_remove(struct i2c_client *client)
{
return 0;
}
.owner = THIS_MODULE,
.suspend = &rk616_core_suspend,
.resume = &rk616_core_resume,
+ .of_match_table = of_match_ptr(rk616_dt_ids),
},
.probe = &rk616_i2c_probe,
.remove = &rk616_i2c_remove,
projects / firefly-linux-kernel-4.4.55.git / blobdiff