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[bsp/ls1cdev]drv_spi.c astyle格式化代码

This commit is contained in:
zhuangwei123 2018-06-10 10:52:05 +08:00
parent b05a5a6f3d
commit e7f78855bd
1 changed files with 30 additions and 30 deletions
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60
bsp/ls1cdev/drivers/drv_spi.c
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@ -19,7 +19,7 @@
*
* Change Logs:
* Date Author Notes
* 2017-11-02 勤为本 first version
* 2017-11-02 勤为本 first version
* 2018-06-09 zhuangwei add spi0 cs0 support,remove msd_init
*/
@ -43,14 +43,14 @@ static rt_err_t configure(struct rt_spi_device *device, struct rt_spi_configurat
static rt_uint32_t xfer(struct rt_spi_device *device, struct rt_spi_message *message);
static struct rt_spi_ops ls1c_spi_ops =
static struct rt_spi_ops ls1c_spi_ops =
{
.configure = configure,
.xfer = xfer
};
static rt_err_t configure(struct rt_spi_device *device,
static rt_err_t configure(struct rt_spi_device *device,
struct rt_spi_configuration *configuration)
{
struct rt_spi_bus *spi_bus = NULL;
@ -70,28 +70,28 @@ static rt_err_t configure(struct rt_spi_device *device,
spi_base = ls1c_spi_get_base(SPIx);
{
// 使能SPI控制器，master模式，关闭中断
// 使能SPI控制器，master模式，关闭中断
reg_write_8(0x53, spi_base + LS1C_SPI_SPCR_OFFSET);
// 清空状态寄存器
// 清空状态寄存器
reg_write_8(0xc0, spi_base + LS1C_SPI_SPSR_OFFSET);
// 1字节产生中断，采样(读)与发送(写)时机同时
// 1字节产生中断，采样(读)与发送(写)时机同时
reg_write_8(0x03, spi_base + LS1C_SPI_SPER_OFFSET);
// 关闭SPI flash
// 关闭SPI flash
val = reg_read_8(spi_base + LS1C_SPI_SFC_PARAM_OFFSET);
val &= 0xfe;
reg_write_8(val, spi_base + LS1C_SPI_SFC_PARAM_OFFSET);
// spi flash时序控制寄存器
// spi flash时序控制寄存器
reg_write_8(0x05, spi_base + LS1C_SPI_SFC_TIMING_OFFSET);
}
// baudrate
ls1c_spi_set_clock(spi_base, configuration->max_hz);
// 设置通信模式(时钟极性和相位)
// 设置通信模式(时钟极性和相位)
if (configuration->mode & RT_SPI_CPOL) // cpol
{
cpol = SPI_CPOL_1;
@ -116,7 +116,7 @@ static rt_err_t configure(struct rt_spi_device *device,
}
static rt_uint32_t xfer(struct rt_spi_device *device,
static rt_uint32_t xfer(struct rt_spi_device *device,
struct rt_spi_message *message)
{
struct rt_spi_bus *spi_bus = NULL;
@ -149,7 +149,7 @@ static rt_uint32_t xfer(struct rt_spi_device *device,
ls1c_spi_set_cs(spi_base, cs, 0);
}
// 收发数据
// 收发数据
send_ptr = message->send_buf;
recv_ptr = message->recv_buf;
while (size--)
@ -181,7 +181,7 @@ static rt_uint32_t xfer(struct rt_spi_device *device,
#ifdef RT_USING_SPI0
struct ls1c_spi ls1c_spi0 =
struct ls1c_spi ls1c_spi0 =
{
.SPIx = LS1C_SPI_0,
};
@ -191,7 +191,7 @@ static struct rt_spi_bus spi0_bus;
#ifdef RT_USING_SPI1
struct ls1c_spi ls1c_spi1 =
struct ls1c_spi ls1c_spi1 =
{
.SPIx = LS1C_SPI_1,
};
@ -201,10 +201,10 @@ static struct rt_spi_bus spi1_bus;
/*
* 初始化并注册龙芯1c的spi总线
* @SPI SPI总线，比如LS1C_SPI_0， LS1C_SPI_1
* @spi_bus_name 总线名字
* @ret
* 初始化并注册龙芯1c的spi总线
* @SPI SPI总线，比如LS1C_SPI_0， LS1C_SPI_1
* @spi_bus_name 总线名字
* @ret
*/
rt_err_t ls1c_spi_bus_register(rt_uint8_t SPI, const char *spi_bus_name)
{
@ -237,15 +237,15 @@ int ls1c_hw_spi_init(void)
pin_set_purpose(80, PIN_PURPOSE_OTHER);
pin_set_purpose(83, PIN_PURPOSE_OTHER);//cs2 - SD card
pin_set_purpose(82, PIN_PURPOSE_OTHER);//cs1
pin_set_purpose(81, PIN_PURPOSE_OTHER);//cs0
pin_set_purpose(81, PIN_PURPOSE_OTHER);//cs0
pin_set_remap(78, PIN_REMAP_DEFAULT);
pin_set_remap(79, PIN_REMAP_DEFAULT);
pin_set_remap(80, PIN_REMAP_DEFAULT);
pin_set_remap(83, PIN_REMAP_DEFAULT);//cs2 - SD card
pin_set_remap(82, PIN_REMAP_DEFAULT);//CS1
pin_set_remap(81, PIN_REMAP_DEFAULT);//cs0
ls1c_spi_bus_register(LS1C_SPI_0,"spi0");
ls1c_spi_bus_register(LS1C_SPI_0, "spi0");
#endif
#ifdef RT_USING_SPI1
@ -257,7 +257,7 @@ int ls1c_hw_spi_init(void)
pin_set_remap(47, PIN_REMAP_THIRD);
pin_set_remap(48, PIN_REMAP_THIRD);
pin_set_remap(49, PIN_REMAP_THIRD);//CS0 - touch screen
ls1c_spi_bus_register(LS1C_SPI_1,"spi1");
ls1c_spi_bus_register(LS1C_SPI_1, "spi1");
#endif
@ -265,30 +265,30 @@ int ls1c_hw_spi_init(void)
#ifdef RT_USING_SPI0
/* attach cs */
{
static struct rt_spi_device spi_device0;
static struct rt_spi_device spi_device0;
static struct rt_spi_device spi_device1;
static struct rt_spi_device spi_device2;
static struct ls1c_spi_cs spi_cs0;
static struct ls1c_spi_cs spi_cs0;
static struct ls1c_spi_cs spi_cs1;
static struct ls1c_spi_cs spi_cs2;
/* spi02: CS2 SD Card*/
spi_cs2.cs = LS1C_SPI_CS_2;
rt_spi_bus_attach_device(&spi_device2, "spi02", "spi0", (void*)&spi_cs2);
rt_spi_bus_attach_device(&spi_device2, "spi02", "spi0", (void *)&spi_cs2);
spi_cs1.cs = LS1C_SPI_CS_1;
rt_spi_bus_attach_device(&spi_device1, "spi01", "spi0", (void*)&spi_cs1);
spi_cs0.cs = LS1C_SPI_CS_0;
rt_spi_bus_attach_device(&spi_device0, "spi00", "spi0", (void*)&spi_cs0);
rt_spi_bus_attach_device(&spi_device1, "spi01", "spi0", (void *)&spi_cs1);
spi_cs0.cs = LS1C_SPI_CS_0;
rt_spi_bus_attach_device(&spi_device0, "spi00", "spi0", (void *)&spi_cs0);
}
#endif
#ifdef RT_USING_SPI1
#ifdef RT_USING_SPI1
{
static struct rt_spi_device spi_device;
static struct ls1c_spi_cs spi_cs;
/* spi10: CS0 Touch*/
spi_cs.cs = LS1C_SPI_CS_0;
rt_spi_bus_attach_device(&spi_device, "spi10", "spi1", (void*)&spi_cs);
rt_spi_bus_attach_device(&spi_device, "spi10", "spi1", (void *)&spi_cs);
}
#endif
}