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M:Robe 500 - Fix some of the Keymaps, touchscreen improvements to decrease inacurate reads, add support for dynamic frequency (was running at 87.5 MHz, now it runs at 175 MHz when boosted), disable clock to unneded modules (decreased power by 20 mA), LCD turnoff now works without graphic glitches, battery ADC read now returns scaled voltage, define backlight fading

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20846 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Karl Kurbjun 2009-05-02 23:25:55 +00:00
parent d5f7dab230
commit fe2319372a
14 changed files with 220 additions and 117 deletions
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8
firmware/target/arm/tms320dm320/spi-dm320.c
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@ -65,10 +65,14 @@ static void spi_disable_all_targets(void)
}
int spi_block_transfer(enum SPI_target target,
const bool spi_msb_first,
const uint8_t *tx_bytes, unsigned int tx_size,
uint8_t *rx_bytes, unsigned int rx_size)
{
mutex_lock(&spi_mtx);
IO_SERIAL0_MODE = (IO_SERIAL0_MODE& ~(spi_msb_first<<9))|(spi_msb_first<<9);
/* Activate the slave select pin */
*spi_targets[target].setreg = spi_targets[target].bit;
@ -102,8 +106,8 @@ int spi_block_transfer(enum SPI_target target,
void spi_init(void)
{
mutex_init(&spi_mtx);
/* Set SCLK idle level = 0 */
IO_SERIAL0_MODE |= IO_SERIAL0_MODE_SCLK;
IO_SERIAL0_MODE = 0x3607;
/* Enable TX */
IO_SERIAL0_TX_ENABLE = 0x0001;
#ifndef CREATIVE_ZVx