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-rw-r--r--board/trab/memsetup.S4
-rw-r--r--board/trab/trab_fkt.c2
-rw-r--r--board/trab/tsc2000.c72
-rw-r--r--board/trab/tsc2000.h2
4 files changed, 39 insertions, 41 deletions
diff --git a/board/trab/memsetup.S b/board/trab/memsetup.S
index f59b0ac..0273b94 100644
--- a/board/trab/memsetup.S
+++ b/board/trab/memsetup.S
@@ -48,8 +48,8 @@
#define BWSCON 0x14000000
/* Bank0 */
-#define B0_Tacs 0x0 /* 0 clk */
-#define B0_Tcos 0x0 /* 0 clk */
+#define B0_Tacs 0x3 /* 4 clk */
+#define B0_Tcos 0x3 /* 4 clk */
#define B0_Tacc 0x7 /* 14 clk */
#define B0_Tcoh 0x0 /* 0 clk */
#define B0_Tah 0x0 /* 0 clk */
diff --git a/board/trab/trab_fkt.c b/board/trab/trab_fkt.c
index 5613281..4769f27 100644
--- a/board/trab/trab_fkt.c
+++ b/board/trab/trab_fkt.c
@@ -885,7 +885,6 @@ int do_thermo (char **argv)
}
-
int do_touch (char **argv)
{
int x, y;
@@ -1039,7 +1038,6 @@ static void touch_read_x_y (int *px, int *py)
}
-
int do_rs485 (char **argv)
{
int timeout;
diff --git a/board/trab/tsc2000.c b/board/trab/tsc2000.c
index ad11860..df2d87f 100644
--- a/board/trab/tsc2000.c
+++ b/board/trab/tsc2000.c
@@ -38,7 +38,7 @@ void spi_init(void)
int i;
/* Configure I/O ports. */
- gpio->PDCON = (gpio->PDCON & 0xF3FFFF) | 0x040000;
+ gpio->PDCON = (gpio->PDCON & 0xF3FFFF) | 0x040000;
gpio->PGCON = (gpio->PGCON & 0x0F3FFF) | 0x008000;
gpio->PGCON = (gpio->PGCON & 0x0CFFFF) | 0x020000;
gpio->PGCON = (gpio->PGCON & 0x03FFFF) | 0x080000;
@@ -48,7 +48,7 @@ void spi_init(void)
spi->ch[0].SPPRE = 0x1F; /* Baud-rate ca. 514kHz */
spi->ch[0].SPPIN = 0x01; /* SPI-MOSI holds Level after last bit */
spi->ch[0].SPCON = 0x1A; /* Polling, Prescaler, Master, CPOL=0,
- CPHA=1 */
+ CPHA=1 */
/* Dummy byte ensures clock to be low. */
for (i = 0; i < 10; i++) {
@@ -73,7 +73,7 @@ void tsc2000_write(unsigned short reg, unsigned short data)
SET_CS_TOUCH();
command = reg;
- spi->ch[0].SPTDAT = (command & 0xFF00) >> 8;
+ spi->ch[0].SPTDAT = (command & 0xFF00) >> 8;
spi_wait_transmit_done();
spi->ch[0].SPTDAT = (command & 0x00FF);
spi_wait_transmit_done();
@@ -94,12 +94,12 @@ unsigned short tsc2000_read (unsigned short reg)
SET_CS_TOUCH();
command = 0x8000 | reg;
- spi->ch[0].SPTDAT = (command & 0xFF00) >> 8;
+ spi->ch[0].SPTDAT = (command & 0xFF00) >> 8;
spi_wait_transmit_done();
spi->ch[0].SPTDAT = (command & 0x00FF);
spi_wait_transmit_done();
- spi->ch[0].SPTDAT = 0xFF;
+ spi->ch[0].SPTDAT = 0xFF;
spi_wait_transmit_done();
data = spi->ch[0].SPRDAT;
spi->ch[0].SPTDAT = 0xFF;
@@ -112,7 +112,7 @@ unsigned short tsc2000_read (unsigned short reg)
void tsc2000_set_mux (unsigned int channel)
{
- S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
+ S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
CLR_MUX1_ENABLE; CLR_MUX2_ENABLE;
CLR_MUX3_ENABLE; CLR_MUX4_ENABLE;
@@ -189,7 +189,7 @@ void tsc2000_set_mux (unsigned int channel)
void tsc2000_set_range (unsigned int range)
{
- S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
+ S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
switch (range) {
case 1:
@@ -216,8 +216,8 @@ u16 tsc2000_read_channel (unsigned int channel)
udelay(3 * TSC2000_DELAY_BASE);
tsc2000_write(TSC2000_REG_ADC, 0x2036);
- adc_wait_conversion_done ();
- res = tsc2000_read(TSC2000_REG_AUX1);
+ adc_wait_conversion_done ();
+ res = tsc2000_read(TSC2000_REG_AUX1);
return res;
}
@@ -225,36 +225,36 @@ u16 tsc2000_read_channel (unsigned int channel)
s32 tsc2000_contact_temp (void)
{
long adc_pt1000, offset;
- long u_pt1000;
+ long u_pt1000;
long contact_temp;
- tsc2000_reg_init ();
+ tsc2000_reg_init ();
tsc2000_set_range (3);
- adc_pt1000 = tsc2000_read_channel (14);
- debug ("read channel 14 (pt1000 adc value): %ld\n", adc_pt1000);
-
- offset = tsc2000_read_channel (15);
- debug ("read channel 15 (offset): %ld\n", offset);
-
- /*
- * Formula for calculating voltage drop on PT1000 resistor: u_pt1000 =
- * x_range3 * (adc_raw - offset) / 10. Formula to calculate x_range3:
- * x_range3 = (2500 * (1000000 + err_vref + err_amp3)) / (4095*6). The
- * error correction Values err_vref and err_amp3 are assumed as 0 in
- * u-boot, because this could cause only a very small error (< 1%).
- */
- u_pt1000 = (101750 * (adc_pt1000 - offset)) / 10;
- debug ("u_pt1000: %ld\n", u_pt1000);
-
- if (tsc2000_interpolate(u_pt1000, Pt1000_temp_table,
- &contact_temp) == -1) {
- printf ("%s: error interpolating PT1000 vlaue\n",
- __FUNCTION__);
- return (-1000);
- }
- debug ("contact_temp: %ld\n", contact_temp);
+ adc_pt1000 = tsc2000_read_channel (14);
+ debug ("read channel 14 (pt1000 adc value): %ld\n", adc_pt1000);
+
+ offset = tsc2000_read_channel (15);
+ debug ("read channel 15 (offset): %ld\n", offset);
+
+ /*
+ * Formula for calculating voltage drop on PT1000 resistor: u_pt1000 =
+ * x_range3 * (adc_raw - offset) / 10. Formula to calculate x_range3:
+ * x_range3 = (2500 * (1000000 + err_vref + err_amp3)) / (4095*6). The
+ * error correction Values err_vref and err_amp3 are assumed as 0 in
+ * u-boot, because this could cause only a very small error (< 1%).
+ */
+ u_pt1000 = (101750 * (adc_pt1000 - offset)) / 10;
+ debug ("u_pt1000: %ld\n", u_pt1000);
+
+ if (tsc2000_interpolate(u_pt1000, Pt1000_temp_table,
+ &contact_temp) == -1) {
+ printf ("%s: error interpolating PT1000 vlaue\n",
+ __FUNCTION__);
+ return (-1000);
+ }
+ debug ("contact_temp: %ld\n", contact_temp);
return contact_temp;
}
@@ -262,7 +262,7 @@ s32 tsc2000_contact_temp (void)
void tsc2000_reg_init (void)
{
- S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
+ S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
tsc2000_write(TSC2000_REG_ADC, 0x2036);
tsc2000_write(TSC2000_REG_REF, 0x0011);
@@ -315,5 +315,5 @@ int tsc2000_interpolate(long value, long data[][2], long *result)
void adc_wait_conversion_done(void)
{
- while (!(tsc2000_read(TSC2000_REG_ADC) & (1 << 14)));
+ while (!(tsc2000_read(TSC2000_REG_ADC) & (1 << 14)));
}
diff --git a/board/trab/tsc2000.h b/board/trab/tsc2000.h
index e6efe18..aac9c0c 100644
--- a/board/trab/tsc2000.h
+++ b/board/trab/tsc2000.h
@@ -112,7 +112,7 @@
#define TSC2000_NO_SENSOR -0x10000
#define ERROR_BATTERY 220 /* must be adjusted, if R68 is changed on
- * TRAB */
+ * TRAB */
void tsc2000_write(unsigned short, unsigned short);
unsigned short tsc2000_read (unsigned short);
generated by cgit v1.1 at 2024-11-16 13:16:56 +0000