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* Use proper definitions for the PP (mono) LCD bridge. * Clean up pp5002.h a bit.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15018 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2007-10-07 16:44:55 +00:00
parent 1dd9febe0e
commit 1f0d06f085
4 changed files with 34 additions and 45 deletions
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22
firmware/export/pp5002.h
View file

@ -22,16 +22,14 @@
/* Much info gleaned and/or copied from the iPodLinux project. */
#define DRAM_START 0x28000000
#define PROCESSOR_ID (*(volatile unsigned long *)(0xc4000000))
/* LCD bridge */
#define LCD1_BASE (*(volatile unsigned long *)(0xc0001000))
#define LCD1_CMD (*(volatile unsigned long *)(0xc0001008))
#define LCD1_DATA (*(volatile unsigned long *)(0xc0001010))
#define IPOD_LCD_BASE 0xc0001000
/* Processor ID */
#define PROCESSOR_ID (*(volatile unsigned long *)(0xc4000000))
#define PROC_ID_CPU 0x55
#define PROC_ID_COP 0xaa
#define LCD1_BUSY_MASK 0x8000
/* I2S controller */
#define IISCONFIG (*(volatile unsigned long *)(0xc0002500))
#define IISFIFO_CFG (*(volatile unsigned long *)(0xc000251c))
#define IISFIFO_WR (*(volatile unsigned long *)(0xc0002540))
@ -46,8 +44,6 @@
#define IIS_IRQTX_REG IISFIFO_CFG
#define IIS_IRQTX (1 << 9)
#define I2C_BASE 0xc0008000
#define IDE_BASE 0xc0003000
#define IDE_CFG_STATUS (*(volatile unsigned long *)(0xc0003024))
@ -56,6 +52,12 @@
#define I2C_BASE 0xc0008000
/* Processor ID */
#define PROCESSOR_ID (*(volatile unsigned long *)(0xc4000000))
#define PROC_ID_CPU 0x55
#define PROC_ID_COP 0xaa
#define GPIOA_ENABLE (*(volatile unsigned char *)(0xcf000000))
#define GPIOB_ENABLE (*(volatile unsigned char *)(0xcf000004))
#define GPIOC_ENABLE (*(volatile unsigned char *)(0xcf000008))

7
firmware/export/pp5020.h
View file

@ -399,6 +399,13 @@
/* Note: didn't bother to see of levels 0 and 16 actually work */
/* First ("mono") LCD bridge */
#define LCD1_BASE (*(volatile unsigned long *)(0x70003000))
#define LCD1_CMD (*(volatile unsigned long *)(0x70003008))
#define LCD1_DATA (*(volatile unsigned long *)(0x70003010))
#define LCD1_BUSY_MASK 0x8000
/* Serial Controller */
#define SERIAL0 (*(volatile unsigned long*)(0x70006000))
#define SERIAL1 (*(volatile unsigned long*)(0x70006040))

29
firmware/target/arm/ipod/lcd-gray.c
View file

@ -30,19 +30,6 @@
#include "system.h"
#include "hwcompat.h"
/*** hardware configuration ***/
#if CONFIG_CPU == PP5002
#define IPOD_LCD_BASE 0xc0001000
#else /* PP502x */
#define IPOD_LCD_BASE 0x70003000
#endif
#define LCD_BUSY_MASK 0x00008000
#define LCD_CMD 0x08
#define LCD_DATA 0x10
/* LCD command codes for HD66753 */
#define R_START_OSC 0x00
@ -97,7 +84,7 @@ static const unsigned char dibits[16] ICONST_ATTR = {
/* wait for LCD with timeout */
static inline void lcd_wait_write(void)
{
while (inl(IPOD_LCD_BASE) & LCD_BUSY_MASK);
while (LCD1_BASE & LCD1_BUSY_MASK);
}
/* send LCD data */
@ -109,11 +96,11 @@ static void lcd_send_data(unsigned data)
{
lcd_wait_write();
#ifdef IPOD_MINI2G
outl(data | 0x760000, IPOD_LCD_BASE+8);
LCD1_CMD = data | 0x760000;
#else
outl(data >> 8, IPOD_LCD_BASE + LCD_DATA);
LCD1_DATA = data >> 8;
lcd_wait_write();
outl(data & 0xff, IPOD_LCD_BASE + LCD_DATA);
LCD1_DATA = data & 0xff;
#endif
}
@ -122,11 +109,11 @@ static void lcd_prepare_cmd(unsigned cmd)
{
lcd_wait_write();
#ifdef IPOD_MINI2G
outl(cmd | 0x740000, IPOD_LCD_BASE+8);
LCD1_CMD = cmd | 0x740000;
#else
outl(0x0, IPOD_LCD_BASE + LCD_CMD);
LCD1_CMD = 0;
lcd_wait_write();
outl(cmd, IPOD_LCD_BASE + LCD_CMD);
LCD1_CMD = cmd;
#endif
}
@ -168,7 +155,7 @@ void lcd_init_device(void)
power_reg_h = 0x1100;
#elif defined IPOD_MINI2G
lcd_wait_write();
outl((inl(IPOD_LCD_BASE) & ~0x1f00000) | 0x1700000, IPOD_LCD_BASE);
LCD1_BASE = (LCD1_BASE & ~0x1f00000) | 0x1700000;
#endif
lcd_cmd_and_data(R_POWER_CONTROL, POWER_REG_H | 0xc);

21
firmware/target/arm/sandisk/sansa-c200/lcd-c200.c
View file

@ -22,12 +22,6 @@
#include "kernel.h"
#include "system.h"
#define LCD_BASE (*(volatile unsigned long *)(0x70003000))
#define LCD_CMD (*(volatile unsigned long *)(0x70003008))
#define LCD_DATA (*(volatile unsigned long *)(0x70003010))
#define LCD_BUSY 0x8000
/* LCD command set for Samsung S6B33B2 */
#define R_OSCILLATION_MODE 0x02
@ -68,24 +62,23 @@
/* wait for LCD */
static inline void lcd_wait_write(void)
{
while (LCD_BASE & LCD_BUSY);
while (LCD1_BASE & LCD1_BUSY_MASK);
}
/* send LCD data */
static void lcd_send_data(unsigned data)
{
lcd_wait_write();
LCD_DATA = data >> 8;
LCD1_DATA = data >> 8;
lcd_wait_write();
LCD_DATA = data & 0xff;
LCD1_DATA = data & 0xff;
}
/* send LCD command */
static void lcd_send_command(unsigned cmd)
{
lcd_wait_write();
LCD_CMD = cmd;
LCD1_CMD = cmd;
}
/* LCD init */
@ -98,13 +91,13 @@ void lcd_init_device(void)
DEV_INIT &= ~0x400;
udelay(10000);
LCD_BASE &= ~0x4;
LCD1_BASE &= ~0x4;
udelay(15);
LCD_BASE |= 0x4;
LCD1_BASE |= 0x4;
udelay(10);
LCD_BASE = 0x4687;
LCD1_BASE = 0x4687;
udelay(10000);
lcd_send_command(R_STANDBY_OFF);