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Sansa clip zip: update mkamsboot and fix various drivers to make it boot to the main firmware

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30853 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Bertrik Sikken 2011-10-29 17:08:05 +00:00
parent a8cde851fb
commit e90f961593
11 changed files with 53 additions and 47 deletions
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18
firmware/target/arm/as3525/sansa-clipzip/backlight-clipzip.c
View file

@ -25,11 +25,14 @@
#include "lcd.h"
#include "as3525v2.h"
#include "ascodec-target.h"
#include "lcd-target.h"
bool _backlight_init()
{
/* GPIO B1 controls backlight */
GPIOB_DIR |= (1 << 1);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
GPIOB_PIN(1) = (1 << 1);
return true;
}
@ -37,13 +40,6 @@ bool _backlight_init()
void _backlight_on(void)
{
GPIOB_PIN(1) = (1 << 1);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
sleep(1);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
sleep(1);
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
#ifdef HAVE_LCD_ENABLE
lcd_enable(true);
#endif
@ -54,9 +50,11 @@ void _backlight_off(void)
#ifdef HAVE_LCD_ENABLE
lcd_enable(false);
#endif
GPIOB_PIN(1) = 0;
ascodec_write_pmu(AS3543_BACKLIGHT, 1, 0x91);
}
void _backlight_set_brightness(int brightness)
{
oled_brightness(brightness);
}

12
firmware/target/arm/as3525/sansa-clipzip/button-clipzip.c
View file

@ -71,13 +71,13 @@ int button_read_device(void)
udelay(500);
if (GPIOC_PIN(3)) {
buttons |= BUTTON_LEFT;
buttons |= BUTTON_RIGHT;
}
if (GPIOC_PIN(4)) {
buttons |= BUTTON_SELECT;
}
if (GPIOC_PIN(5)) {
buttons |= BUTTON_RIGHT;
buttons |= BUTTON_UP;
}
/* key matrix buttons, second row */
@ -86,14 +86,14 @@ int button_read_device(void)
udelay(500);
if (GPIOC_PIN(3)) {
buttons |= BUTTON_UP;
}
if (GPIOC_PIN(4)) {
buttons |= BUTTON_HOME;
}
if (GPIOC_PIN(5)) {
if (GPIOC_PIN(4)) {
buttons |= BUTTON_DOWN;
}
if (GPIOC_PIN(5)) {
buttons |= BUTTON_LEFT;
}
/* deselect scan rows */
GPIOC_PIN(2) = 0;

10
firmware/target/arm/as3525/sansa-clipzip/lcd-clipzip.c
View file

@ -51,12 +51,16 @@ static int lcd_hw_init(void)
SSP_IMSC &= ~0xF; /* disable interrupts */
SSP_DMACR &= ~0x3; /* disable DMA */
/* GPIO A3 is ??? but needs to be set */
GPIOA_DIR |= (1 << 3);
GPIOA_PIN(3) = (1 << 3);
/* configure GPIO B2 (lcd D/C#) as output */
GPIOB_DIR |= (1<<2);
/* configure GPIO B3 (lcd type detect) as input */
GPIOB_DIR &= ~(1<<3);
/* configure GPIO A5 (lcd reset#) as output and perform lcd reset */
GPIOA_DIR |= (1 << 5);
GPIOA_PIN(5) = 0;
@ -154,7 +158,7 @@ static void lcd_write_nibbles(uint8_t val)
/* initialises lcd type 1 */
static void lcd_init_type1(void)
{
static const uint8_t curve[256] = {
static const uint8_t curve[128] = {
/* 5-bit curve */
0, 5, 10, 15, 20, 25, 30, 35, 39, 43, 47, 51, 55, 59, 63, 67,
71, 75, 79, 83, 87, 91, 95, 99, 103, 105, 109, 113, 117, 121, 123, 127,
@ -242,7 +246,7 @@ static void lcd_init_type1(void)
lcd_write_dat(0x10);
lcd_write_cmd(0x3A);
for (i = 0; i < 256; i++) {
for (i = 0; i < 128; i++) {
lcd_write_nibbles(curve[i]);
}