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-rw-r--r--board/bf537-stamp/post-memory.c54
-rw-r--r--board/bf537-stamp/post.c152
2 files changed, 75 insertions, 131 deletions
diff --git a/board/bf537-stamp/post-memory.c b/board/bf537-stamp/post-memory.c
index 4daea62..49022dc 100644
--- a/board/bf537-stamp/post-memory.c
+++ b/board/bf537-stamp/post-memory.c
@@ -97,19 +97,19 @@ void post_init_uart(int sclk)
for (divisor = 0; sclk > 0; divisor++)
sclk -= 57600 * 16;
- *pPORTF_FER = 0x000F;
- *pPORTH_FER = 0xFFFF;
+ bfin_write_PORTF_FER(0x000F);
+ bfin_write_PORTH_FER(0xFFFF);
- *pUART_GCTL = 0x00;
- *pUART_LCR = 0x83;
+ bfin_write_UART_GCTL(0x00);
+ bfin_write_UART_LCR(0x83);
SSYNC();
- *pUART_DLL = (divisor & 0xFF);
+ bfin_write_UART_DLL(divisor & 0xFF);
SSYNC();
- *pUART_DLH = ((divisor >> 8) & 0xFF);
+ bfin_write_UART_DLH((divisor >> 8) & 0xFF);
SSYNC();
- *pUART_LCR = 0x03;
+ bfin_write_UART_LCR(0x03);
SSYNC();
- *pUART_GCTL = 0x01;
+ bfin_write_UART_GCTL(0x01);
SSYNC();
}
@@ -121,8 +121,8 @@ void post_out_buff(char *buff)
;
i = 0;
while ((buff[i] != '\0') && (i != 100)) {
- while (!(*pUART_LSR & 0x20)) ;
- *pUART_THR = buff[i];
+ while (!(bfin_read_pUART_LSR() & 0x20)) ;
+ bfin_write_UART_THR(buff[i]);
SSYNC();
i++;
}
@@ -138,15 +138,15 @@ int post_key_pressed(void)
int i, n;
unsigned short value;
- *pPORTF_FER &= ~PF5;
- *pPORTFIO_DIR &= ~PF5;
- *pPORTFIO_INEN |= PF5;
+ bfin_write_PORTF_FER(bfin_read_PORTF_FER() & ~PF5);
+ bfin_write_PORTFIO_DIR(bfin_read_PORTFIO_DIR() & ~PF5);
+ bfin_write_PORTFIO_INEN(bfin_read_PORTFIO_INEN() | PF5);
SSYNC();
post_out_buff("########Press SW10 to enter Memory POST########: 3\0");
for (i = 0; i < KEY_LOOP; i++) {
- value = *pPORTFIO & PF5;
- if (*pUART0_RBR == 0x0D) {
+ value = bfin_read_PORTFIO() & PF5;
+ if (bfin_read_UART0_RBR() == 0x0D) {
value = 0;
goto key_pressed;
}
@@ -158,8 +158,8 @@ int post_key_pressed(void)
post_out_buff("\b2\0");
for (i = 0; i < KEY_LOOP; i++) {
- value = *pPORTFIO & PF5;
- if (*pUART0_RBR == 0x0D) {
+ value = bfin_read_PORTFIO() & PF5;
+ if (bfin_read_UART0_RBR() == 0x0D) {
value = 0;
goto key_pressed;
}
@@ -171,8 +171,8 @@ int post_key_pressed(void)
post_out_buff("\b1\0");
for (i = 0; i < KEY_LOOP; i++) {
- value = *pPORTFIO & PF5;
- if (*pUART0_RBR == 0x0D) {
+ value = bfin_read_PORTFIO() & PF5;
+ if (bfin_read_UART0_RBR() == 0x0D) {
value = 0;
goto key_pressed;
}
@@ -193,13 +193,13 @@ int post_key_pressed(void)
void post_init_pll(int mult, int div)
{
- *pSIC_IWR = 0x01;
- *pPLL_CTL = (mult << 9);
- *pPLL_DIV = div;
+ bfin_write_SIC_IWR(0x01);
+ bfin_write_PLL_CTL((mult << 9));
+ bfin_write_PLL_DIV(div);
asm("CLI R2;");
asm("IDLE;");
asm("STI R2;");
- while (!(*pPLL_STAT & 0x20)) ;
+ while (!(bfin_read_PLL_STAT() & 0x20)) ;
}
int post_init_sdram(int sclk)
@@ -302,15 +302,15 @@ int post_init_sdram(int sclk)
SSYNC();
- *pEBIU_SDGCTL |= 0x1000000;
+ bfin_write_EBIU_SDGCTL(bfin_write_EBIU_SDGCTL() | 0x1000000);
/* Set the SDRAM Refresh Rate control register based on SSCLK value */
- *pEBIU_SDRRC = mem_SDRRC;
+ bfin_write_EBIU_SDRRC(mem_SDRRC);
/* SDRAM Memory Bank Control Register */
- *pEBIU_SDBCTL = mem_SDBCTL;
+ bfin_write_EBIU_SDBCTL(mem_SDBCTL);
/* SDRAM Memory Global Control Register */
- *pEBIU_SDGCTL = mem_SDGCTL;
+ bfin_write_EBIU_SDGCTL(mem_SDGCTL);
SSYNC();
return mem_SDRRC;
}
diff --git a/board/bf537-stamp/post.c b/board/bf537-stamp/post.c
index c546ab6..60eed5f 100644
--- a/board/bf537-stamp/post.c
+++ b/board/bf537-stamp/post.c
@@ -12,6 +12,7 @@
#include <config.h>
#include <command.h>
#include <asm/blackfin.h>
+#include <asm/gpio.h>
/* Using sw10-PF5 as the hotkey */
int post_hotkeys_pressed(void)
@@ -20,14 +21,13 @@ int post_hotkeys_pressed(void)
int i;
unsigned short value;
- *pPORTF_FER &= ~PF5;
- *pPORTFIO_DIR &= ~PF5;
- *pPORTFIO_INEN |= PF5;
+ gpio_request(GPIO_PF5, "post");
+ gpio_direction_input(GPIO_PF5);
printf("########Press SW10 to enter Memory POST########: %2d ", delay);
while (delay--) {
for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF5;
+ value = gpio_get_value(GPIO_PF5);
if (value != 0) {
break;
}
@@ -43,6 +43,8 @@ int post_hotkeys_pressed(void)
printf("Hotkey has been pressed, Enter POST . . . . . .\n");
return 1;
}
+
+ gpio_free(GPIO_PF5);
}
int uart_post_test(int flags)
@@ -106,34 +108,24 @@ int flash_post_test(int flags)
****************************************************/
int led_post_test(int flags)
{
- *pPORTF_FER &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
- *pPORTFIO_DIR |= PF6 | PF7 | PF8 | PF9 | PF10 | PF11;
- *pPORTFIO_INEN &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
- *pPORTFIO &= ~(PF6 | PF7 | PF8 | PF9 | PF10 | PF11);
- udelay(1000000);
- printf("LED1 on");
- *pPORTFIO |= PF6;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED2 on");
- *pPORTFIO |= PF7;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED3 on");
- *pPORTFIO |= PF8;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED4 on");
- *pPORTFIO |= PF9;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("LED5 on");
- *pPORTFIO |= PF10;
- udelay(1000000);
- printf("\b\b\b\b\b\b\b");
- printf("lED6 on");
- *pPORTFIO |= PF11;
- printf("\b\b\b\b\b\b\b ");
+ unsigned int leds[] = {
+ GPIO_PF6, GPIO_PF7, GPIO_PF8,
+ GPIO_PF9, GPIO_PF10, GPIO_PF11,
+ };
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(leds); ++i) {
+ gpio_request(leds[i], "post");
+ gpio_direction_output(leds[i], 0);
+
+ printf("LED%i on", i + 1);
+ gpio_set_value(leds[i], 1);
+ udelay(1000000);
+ printf("\b\b\b\b\b\b\b");
+
+ gpio_free(leds[i]);
+ }
+
return 0;
}
@@ -143,88 +135,40 @@ int led_post_test(int flags)
************************************************/
int button_post_test(int flags)
{
+ unsigned int buttons[] = {
+ GPIO_PF2, GPIO_PF3, GPIO_PF4, GPIO_PF5,
+ };
+ unsigned int sws[] = { 13, 12, 11, 10, };
int i, delay = 5;
unsigned short value = 0;
int result = 0;
- *pPORTF_FER &= ~(PF5 | PF4 | PF3 | PF2);
- *pPORTFIO_DIR &= ~(PF5 | PF4 | PF3 | PF2);
- *pPORTFIO_INEN |= (PF5 | PF4 | PF3 | PF2);
+ for (i = 0; i < ARRAY_SIZE(buttons); ++i) {
+ gpio_request(buttons[i], "post");
+ gpio_direction_input(buttons[i]);
- printf("\n--------Press SW10: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF5;
- if (value != 0) {
- break;
+ delay = 5;
+ printf("\n--------Press SW%i: %2d ", sws[i], delay);
+ while (delay--) {
+ for (i = 0; i < 100; i++) {
+ value = gpio_get_value(buttons[i]);
+ if (value != 0)
+ break;
+ udelay(10000);
}
- udelay(10000);
+ printf("\b\b\b%2d ", delay);
}
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
- }
-
- delay = 5;
- printf("\n--------Press SW11: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF4;
- if (value != 0) {
- break;
- }
- udelay(10000);
+ if (value != 0)
+ puts("\b\bOK");
+ else {
+ result = -1;
+ puts("\b\bfailed");
}
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
- }
- delay = 5;
- printf("\n--------Press SW12: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF3;
- if (value != 0) {
- break;
- }
- udelay(10000);
- }
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
+ gpio_free(buttons[i]);
}
- delay = 5;
- printf("\n--------Press SW13: %2d ", delay);
- while (delay--) {
- for (i = 0; i < 100; i++) {
- value = *pPORTFIO & PF2;
- if (value != 0) {
- break;
- }
- udelay(10000);
- }
- printf("\b\b\b%2d ", delay);
- }
- if (value != 0)
- printf("\b\bOK");
- else {
- result = -1;
- printf("\b\bfailed");
- }
- printf("\n");
+ puts("\n");
+
return result;
}
generated by cgit v1.1 at 2024-12-03 09:49:36 +0000