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M:Robe 500: Initialize SPI pins with pin setup function

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23987 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Karl Kurbjun 2009-12-14 06:52:35 +00:00
parent 26fa2d81f6
commit 537832d3c6
1 changed files with 12 additions and 10 deletions
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22
firmware/target/arm/tms320dm320/spi-dm320.c
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@ -124,17 +124,19 @@ void spi_init(void)
/* Enable TX */ /* Enable TX */
IO_SERIAL0_TX_ENABLE = 0x0001; IO_SERIAL0_TX_ENABLE = 0x0001;
#ifndef CREATIVE_ZVx #ifndef CREATIVE_ZVx
/* Set GIO 18 to output for touch screen slave enable */ /* Setup SPI Chip Select Pins:
/* Set GIO 29 to output for backlight enable */ * 12 - RTC
IO_GIO_DIR1 &= ~(GIO_TS_ENABLE | GIO_BL_ENABLE); * 18 - Touchscreen
IO_GIO_INV1 &= ~(GIO_TS_ENABLE | GIO_BL_ENABLE); /* non-inverted */ * 29 - Backlight
IO_GIO_FSEL1 &= ~(0x03<<2); /* normal pin */ */
IO_GIO_FSEL2 &= ~(0x03<<8); /* normal pin */ /* 12: output, non-inverted, no-irq, falling edge, no-chat, normal */
dm320_set_io(12, false, false, false, false, false, 0x00);
/* Set GIO 12 to output for rtc slave enable */ /* 18: output, non-inverted, no-irq, falling edge, no-chat, normal */
IO_GIO_DIR0 &= ~GIO_RTC_ENABLE; dm320_set_io(18, false, false, false, false, false, 0x00);
IO_GIO_INV0 &= ~(GIO_RTC_ENABLE); /* non-inverted */
IO_GIO_FSEL0 &= ~(0x03<<6); /* normal pin */ /* 29: output, non-inverted, no-irq, falling edge, no-chat, normal */
dm320_set_io(29, false, false, false, false, false, 0x00);
#endif #endif
/* make sure only one is ever enabled at a time */ /* make sure only one is ever enabled at a time */
spi_disable_all_targets(); spi_disable_all_targets();