diff options
| author | C Nauman <cnauman@diagraph.com> | 2010-10-26 23:04:31 +0900 |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2010-10-28 15:35:56 +0900 |
| commit | d9abba8254c3e6b9a1d5c2e52c2d8088bbeb520f (patch) | |
| tree | 7f97ab2012dfa882e65290138379e22de31bf227 /board/trab/tsc2000.c | |
| parent | 1628cfc4fe4b2c3caa7e9d5622f0665c54e8ba6e (diff) | |
| download | blackbird-obmc-uboot-d9abba8254c3e6b9a1d5c2e52c2d8088bbeb520f.tar.gz blackbird-obmc-uboot-d9abba8254c3e6b9a1d5c2e52c2d8088bbeb520f.zip | |
Add generic support for samsung s3c2440
This patch adds generic support for the Samsung s3c2440 processor.
Global s3c24x0 changes to struct members converting from upper case to
lower case.
Signed-off-by: Craig Nauman <cnauman@diagraph.com>
Cc: kevin.morfitt@fearnside-systems.co.uk
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'board/trab/tsc2000.c')
| -rw-r--r-- | board/trab/tsc2000.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/board/trab/tsc2000.c b/board/trab/tsc2000.c index 5890624f0f..426ed9c520 100644 --- a/board/trab/tsc2000.c +++ b/board/trab/tsc2000.c @@ -50,21 +50,21 @@ void tsc2000_spi_init(void) int i; /* Configure I/O ports. */ - gpio->PDCON = (gpio->PDCON & 0xF3FFFF) | 0x040000; - gpio->PGCON = (gpio->PGCON & 0x0F3FFF) | 0x008000; - gpio->PGCON = (gpio->PGCON & 0x0CFFFF) | 0x020000; - gpio->PGCON = (gpio->PGCON & 0x03FFFF) | 0x080000; + gpio->pdcon = (gpio->pdcon & 0xF3FFFF) | 0x040000; + gpio->pgcon = (gpio->pgcon & 0x0F3FFF) | 0x008000; + gpio->pgcon = (gpio->pgcon & 0x0CFFFF) | 0x020000; + gpio->pgcon = (gpio->pgcon & 0x03FFFF) | 0x080000; CLR_CS_TOUCH(); - 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, + 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 */ /* Dummy byte ensures clock to be low. */ for (i = 0; i < 10; i++) { - spi->ch[0].SPTDAT = 0xFF; + spi->ch[0].sptdat = 0xFF; } spi_wait_transmit_done(); } @@ -74,7 +74,8 @@ void spi_wait_transmit_done(void) { struct s3c24x0_spi * const spi = s3c24x0_get_base_spi(); - while (!(spi->ch[0].SPSTA & 0x01)); /* wait until transfer is done */ + while (!(spi->ch[0].spsta & 0x01)) /* wait until transfer is done */ + ; } @@ -85,13 +86,13 @@ 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->ch[0].sptdat = (command & 0x00FF); spi_wait_transmit_done(); - spi->ch[0].SPTDAT = (data & 0xFF00) >> 8; + spi->ch[0].sptdat = (data & 0xFF00) >> 8; spi_wait_transmit_done(); - spi->ch[0].SPTDAT = (data & 0x00FF); + spi->ch[0].sptdat = (data & 0x00FF); spi_wait_transmit_done(); CLR_CS_TOUCH(); @@ -106,19 +107,19 @@ 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->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; + data = spi->ch[0].sprdat; + spi->ch[0].sptdat = 0xFF; spi_wait_transmit_done(); CLR_CS_TOUCH(); - return (spi->ch[0].SPRDAT & 0x0FF) | (data << 8); + return (spi->ch[0].sprdat & 0x0FF) | (data << 8); } |
