bertrik: r30408 - trunk/firmware/target/arm/as3525/sansa-clipzip

Date: 2011-09-01 19:06:19 +0200 (Thu, 01 Sep 2011)
New Revision: 30408

Log Message:
sansa clipzip: implement lcd reset in the lcd driver

Modified:
   trunk/firmware/target/arm/as3525/sansa-clipzip/lcd-clipzip.c

Modified: trunk/firmware/target/arm/as3525/sansa-clipzip/lcd-clipzip.c
===================================================================
--- trunk/firmware/target/arm/as3525/sansa-clipzip/lcd-clipzip.c	2011-09-01 16:59:30 UTC (rev 30407)
+++ trunk/firmware/target/arm/as3525/sansa-clipzip/lcd-clipzip.c	2011-09-01 17:06:19 UTC (rev 30408)
 <at>  <at>  -22,7 +22,6  <at>  <at> 
 #include "config.h"

 #include "lcd.h"
-#include "lcd-clip.h"
 #include "system.h"
 #include "cpu.h"

 <at>  <at>  -35,7 +34,7  <at>  <at> 
 #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);
 <at>  <at>  -58,9 +57,11  <at>  <at> 
     /* 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;

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