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Diffstat (limited to 'bsp/mini2440/drivers/board.c')
-rw-r--r--bsp/mini2440/drivers/board.c174
1 files changed, 87 insertions, 87 deletions
diff --git a/bsp/mini2440/drivers/board.c b/bsp/mini2440/drivers/board.c
index a8592610aa..8029a7c507 100644
--- a/bsp/mini2440/drivers/board.c
+++ b/bsp/mini2440/drivers/board.c
@@ -8,7 +8,7 @@
* 2006-03-24 Bernard first implementation
* 2006-05-05 Bernard add DATA_COUNT definition
* 2006-10-05 Alsor.Z for s3c2410x porting
- * 2007-11-20 Yi.Qiu add lcd,touch,console
+ * 2007-11-20 Yi.Qiu add lcd,touch,console
*/
#include <rtthread.h>
@@ -31,23 +31,23 @@ extern void rt_hw_get_clock(void);
extern void rt_hw_set_dividor(rt_uint8_t hdivn, rt_uint8_t pdivn);
extern void rt_hw_set_clock(rt_uint8_t sdiv, rt_uint8_t pdiv, rt_uint8_t mdiv);
-#define UART0 ((struct uartport *)&U0BASE)
+#define UART0 ((struct uartport *)&U0BASE)
struct serial_int_rx uart0_int_rx;
struct serial_device uart0 =
{
- UART0,
- &uart0_int_rx,
- RT_NULL
+ UART0,
+ &uart0_int_rx,
+ RT_NULL
};
struct rt_device uart0_device;
-#define UART2 ((struct uartport *)&U2BASE)
+#define UART2 ((struct uartport *)&U2BASE)
struct serial_int_rx uart2_int_rx;
struct serial_device uart2 =
{
- UART2,
- &uart2_int_rx,
- RT_NULL
+ UART2,
+ &uart2_int_rx,
+ RT_NULL
};
struct rt_device uart2_device;
@@ -56,7 +56,7 @@ struct rt_device uart2_device;
*/
static void rt_timer_handler(int vector, void *param)
{
- rt_tick_increase();
+ rt_tick_increase();
}
/**
@@ -64,14 +64,14 @@ static void rt_timer_handler(int vector, void *param)
*/
static void rt_serial0_handler(int vector, void *param)
{
- INTSUBMSK |= (BIT_SUB_RXD0);
+ INTSUBMSK |= (BIT_SUB_RXD0);
- rt_hw_serial_isr(&uart0_device);
+ rt_hw_serial_isr(&uart0_device);
- SUBSRCPND |= BIT_SUB_RXD0;
+ SUBSRCPND |= BIT_SUB_RXD0;
- /* Unmask sub interrupt (RXD0) */
- INTSUBMSK &=~(BIT_SUB_RXD0);
+ /* Unmask sub interrupt (RXD0) */
+ INTSUBMSK &=~(BIT_SUB_RXD0);
}
/**
@@ -79,14 +79,14 @@ static void rt_serial0_handler(int vector, void *param)
*/
static void rt_serial2_handler(int vector, void *param)
{
- INTSUBMSK |= (BIT_SUB_RXD2);
+ INTSUBMSK |= (BIT_SUB_RXD2);
- rt_hw_serial_isr(&uart2_device);
+ rt_hw_serial_isr(&uart2_device);
- SUBSRCPND |= BIT_SUB_RXD2;
+ SUBSRCPND |= BIT_SUB_RXD2;
- /* Unmask sub interrupt (RXD0) */
- INTSUBMSK &=~(BIT_SUB_RXD2);
+ /* Unmask sub interrupt (RXD0) */
+ INTSUBMSK &=~(BIT_SUB_RXD2);
}
/**
@@ -94,55 +94,55 @@ static void rt_serial2_handler(int vector, void *param)
*/
static void rt_hw_uart_init(void)
{
- int i;
- /* UART0 port configure */
- GPHCON |= 0xAA;
- /* PULLUP is disable */
- GPHUP |= 0xF;
+ int i;
+ /* UART0 port configure */
+ GPHCON |= 0xAA;
+ /* PULLUP is disable */
+ GPHUP |= 0xF;
- /* FIFO enable, Tx/Rx FIFO clear */
- uart0.uart_device->ufcon = 0x0;
- /* disable the flow control */
- uart0.uart_device->umcon = 0x0;
- /* Normal,No parity,1 stop,8 bit */
- uart0.uart_device->ulcon = 0x3;
- /*
- * tx=level,rx=edge,disable timeout int.,enable rx error int.,
- * normal,interrupt or polling
- */
- uart0.uart_device->ucon = 0x245;
- /* Set uart0 bps */
- uart0.uart_device->ubrd = (rt_int32_t)(PCLK / (BPS * 16)) - 1;
- /* output PCLK to UART0/1, PWMTIMER */
- CLKCON |= 0x0D00;
+ /* FIFO enable, Tx/Rx FIFO clear */
+ uart0.uart_device->ufcon = 0x0;
+ /* disable the flow control */
+ uart0.uart_device->umcon = 0x0;
+ /* Normal,No parity,1 stop,8 bit */
+ uart0.uart_device->ulcon = 0x3;
+ /*
+ * tx=level,rx=edge,disable timeout int.,enable rx error int.,
+ * normal,interrupt or polling
+ */
+ uart0.uart_device->ucon = 0x245;
+ /* Set uart0 bps */
+ uart0.uart_device->ubrd = (rt_int32_t)(PCLK / (BPS * 16)) - 1;
+ /* output PCLK to UART0/1, PWMTIMER */
+ CLKCON |= 0x0D00;
- /* FIFO enable, Tx/Rx FIFO clear */
- uart2.uart_device->ufcon = 0x0;
- /* disable the flow control */
- uart2.uart_device->umcon = 0x0;
- /* Normal,No parity,1 stop,8 bit */
- uart2.uart_device->ulcon = 0x3;
- /*
- * tx=level,rx=edge,disable timeout int.,enable rx error int.,
- * normal,interrupt or polling
- */
- uart2.uart_device->ucon = 0x245;
- /* Set uart0 bps */
- uart2.uart_device->ubrd = (rt_int32_t)(PCLK / (BPS * 16)) - 1;
+ /* FIFO enable, Tx/Rx FIFO clear */
+ uart2.uart_device->ufcon = 0x0;
+ /* disable the flow control */
+ uart2.uart_device->umcon = 0x0;
+ /* Normal,No parity,1 stop,8 bit */
+ uart2.uart_device->ulcon = 0x3;
+ /*
+ * tx=level,rx=edge,disable timeout int.,enable rx error int.,
+ * normal,interrupt or polling
+ */
+ uart2.uart_device->ucon = 0x245;
+ /* Set uart0 bps */
+ uart2.uart_device->ubrd = (rt_int32_t)(PCLK / (BPS * 16)) - 1;
- for (i = 0; i < 100; i++);
+ for (i = 0; i < 100; i++);
- /* install uart0 isr */
- INTSUBMSK &= ~(BIT_SUB_RXD0);
+ /* install uart0 isr */
+ INTSUBMSK &= ~(BIT_SUB_RXD0);
- /* install uart2 isr */
- INTSUBMSK &= ~(BIT_SUB_RXD2);
+ /* install uart2 isr */
+ INTSUBMSK &= ~(BIT_SUB_RXD2);
- rt_hw_interrupt_install(INTUART0, rt_serial0_handler, RT_NULL, "UART0");
- rt_hw_interrupt_umask(INTUART0);
+ rt_hw_interrupt_install(INTUART0, rt_serial0_handler, RT_NULL, "UART0");
+ rt_hw_interrupt_umask(INTUART0);
- rt_hw_interrupt_install(INTUART2, rt_serial2_handler, RT_NULL, "UART2");
- rt_hw_interrupt_umask(INTUART2);
+ rt_hw_interrupt_install(INTUART2, rt_serial2_handler, RT_NULL, "UART2");
+ rt_hw_interrupt_umask(INTUART2);
}
/**
@@ -150,22 +150,22 @@ static void rt_hw_uart_init(void)
*/
static void rt_hw_timer_init(void)
{
- /* timer4, pre = 15+1 */
- TCFG0 &= 0xffff00ff;
- TCFG0 |= 15 << 8;
- /* all are interrupt mode,set Timer 4 MUX 1/4 */
- TCFG1 &= 0xfff0ffff;
- TCFG1 |= 0x00010000;
+ /* timer4, pre = 15+1 */
+ TCFG0 &= 0xffff00ff;
+ TCFG0 |= 15 << 8;
+ /* all are interrupt mode,set Timer 4 MUX 1/4 */
+ TCFG1 &= 0xfff0ffff;
+ TCFG1 |= 0x00010000;
- TCNTB4 = (rt_int32_t)(PCLK / (4 *16* RT_TICK_PER_SECOND)) - 1;
- /* manual update */
- TCON = TCON & (~(0x0f<<20)) | (0x02<<20);
- /* install interrupt handler */
- rt_hw_interrupt_install(INTTIMER4, rt_timer_handler, RT_NULL, "tick");
- rt_hw_interrupt_umask(INTTIMER4);
+ TCNTB4 = (rt_int32_t)(PCLK / (4 *16* RT_TICK_PER_SECOND)) - 1;
+ /* manual update */
+ TCON = TCON & (~(0x0f<<20)) | (0x02<<20);
+ /* install interrupt handler */
+ rt_hw_interrupt_install(INTTIMER4, rt_timer_handler, RT_NULL, "tick");
+ rt_hw_interrupt_umask(INTTIMER4);
/* start timer4, reload */
- TCON = TCON & (~(0x0f<<20)) | (0x05<<20);
+ TCON = TCON & (~(0x0f<<20)) | (0x05<<20);
}
/**
@@ -173,23 +173,23 @@ static void rt_hw_timer_init(void)
*/
void rt_hw_board_init(void)
{
- /* initialize the system clock */
- rt_hw_clock_init();
+ /* initialize the system clock */
+ rt_hw_clock_init();
- /* Get the clock */
- rt_hw_get_clock();
+ /* Get the clock */
+ rt_hw_get_clock();
- /* initialize led port */
- rt_hw_led_init();
+ /* initialize led port */
+ rt_hw_led_init();
- /* initialize uart */
- rt_hw_uart_init();
+ /* initialize uart */
+ rt_hw_uart_init();
- /* initialize mmu */
- rt_hw_mmu_init();
+ /* initialize mmu */
+ rt_hw_mmu_init();
- /* initialize timer4 */
- rt_hw_timer_init();
+ /* initialize timer4 */
+ rt_hw_timer_init();
}
/*@}*/
generated by cgit v1.3.1 (git 2.54.0) at 2026-10-24 00:51:53 +0000