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sansa clipzip: implement lcd reset in the lcd driver

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30408 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Bertrik Sikken 2011-09-01 17:06:19 +00:00
parent 6a9aac7a5f
commit 4991c858a0
1 changed files with 4 additions and 3 deletions
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7
firmware/target/arm/as3525/sansa-clipzip/lcd-clipzip.c
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@ -22,7 +22,6 @@
#include "config.h"
#include "lcd.h"
#include "lcd-clip.h"
#include "system.h"
#include "cpu.h"
@ -35,7 +34,7 @@ static bool lcd_enabled;
#endif
/* initialises the host lcd hardware, returns the lcd type */
int lcd_hw_init(void)
static int lcd_hw_init(void)
{
/* configure SSP */
bitset32(&CGU_PERI, CGU_SSP_CLOCK_ENABLE);
@ -58,9 +57,11 @@ int lcd_hw_init(void)
/* configure GPIO B3 (lcd type detect) as input */
GPIOB_DIR &= ~(1<<3);
/* configure GPIO A5 (lcd reset# ?) as output and set low */
/* configure GPIO A5 (lcd reset#) as output and perform lcd reset */
GPIOA_DIR |= (1 << 5);
GPIOA_PIN(5) = 0;
sleep(HZ * 50/1000);
GPIOA_PIN(5) = (1 << 5);
/* detect lcd type on GPIO B3 */
return GPIOB_PIN(3) ? 1 : 0;