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-rw-r--r--board/lwmon5/lwmon5.c7
-rw-r--r--board/socrates/socrates.c46
-rw-r--r--drivers/video/mb862xx.c34
-rw-r--r--include/configs/lwmon5.h10
-rw-r--r--include/configs/socrates.h5
-rw-r--r--include/mb862xx.h5
6 files changed, 54 insertions, 53 deletions
diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c
index ef7f2e8..d36ea04 100644
--- a/board/lwmon5/lwmon5.c
+++ b/board/lwmon5/lwmon5.c
@@ -532,13 +532,6 @@ unsigned int board_video_init (void)
udelay(500);
gpio_write_bit(CONFIG_SYS_GPIO_LIME_RST, 1);
- /* Lime memory clock adjusted to 100MHz */
- out_be32((void *)CONFIG_SYS_LIME_SDRAM_CLOCK, CONFIG_SYS_LIME_CLOCK_100MHZ);
- /* Wait untill time expired. Because of requirements in lime manual */
- udelay(300);
- /* Write lime controller memory parameters */
- out_be32((void *)CONFIG_SYS_LIME_MMR, CONFIG_SYS_LIME_MMR_VALUE);
-
mb862xx.winSizeX = 640;
mb862xx.winSizeY = 480;
mb862xx.gdfBytesPP = 2;
diff --git a/board/socrates/socrates.c b/board/socrates/socrates.c
index 51d66d5..9183c15 100644
--- a/board/socrates/socrates.c
+++ b/board/socrates/socrates.c
@@ -268,17 +268,6 @@ ft_board_setup(void *blob, bd_t *bd)
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
-#define CONFIG_SYS_LIME_SRST ((CONFIG_SYS_LIME_BASE) + 0x01FC002C)
-#define CONFIG_SYS_LIME_CCF ((CONFIG_SYS_LIME_BASE) + 0x01FC0038)
-#define CONFIG_SYS_LIME_MMR ((CONFIG_SYS_LIME_BASE) + 0x01FCFFFC)
-/* Lime clock frequency */
-#define CONFIG_SYS_LIME_CLK_100MHZ 0x00000
-#define CONFIG_SYS_LIME_CLK_133MHZ 0x10000
-/* SDRAM parameter */
-#define CONFIG_SYS_LIME_MMR_VALUE 0x4157BA63
-
-#define DISPLAY_WIDTH 800
-#define DISPLAY_HEIGHT 480
#define DEFAULT_BRIGHTNESS 25
#define BACKLIGHT_ENABLE (1 << 31)
@@ -308,14 +297,12 @@ const gdc_regs *board_get_regs (void)
return init_regs;
}
-#define CONFIG_SYS_LIME_CID ((CONFIG_SYS_LIME_BASE) + 0x01FC00F0)
-#define CONFIG_SYS_LIME_REV ((CONFIG_SYS_LIME_BASE) + 0x01FF8084)
int lime_probe(void)
{
volatile ccsr_lbc_t *memctl = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR);
uint cfg_br2;
uint cfg_or2;
- uint reg;
+ int type;
cfg_br2 = memctl->br2;
cfg_or2 = memctl->or2;
@@ -325,21 +312,15 @@ int lime_probe(void)
memctl->or2 = 0xfc000410;
memctl->br2 = (CONFIG_SYS_LIME_BASE) | 0x00001901;
- /* Try to access GDC ID/Revision registers */
- reg = in_be32((void *)CONFIG_SYS_LIME_CID);
- reg = in_be32((void *)CONFIG_SYS_LIME_CID);
- if (reg == 0x303) {
- reg = in_be32((void *)CONFIG_SYS_LIME_REV);
- reg = in_be32((void *)CONFIG_SYS_LIME_REV);
- reg = ((reg & ~0xff) == 0x20050100) ? 1 : 0;
- } else
- reg = 0;
+ /* Get controller type */
+ type = mb862xx_probe(CONFIG_SYS_LIME_BASE);
/* Restore previous CS2 configuration */
memctl->br2 = 0;
memctl->or2 = cfg_or2;
memctl->br2 = cfg_br2;
- return reg;
+
+ return (type == MB862XX_TYPE_LIME) ? 1 : 0;
}
/* Returns Lime base address */
@@ -348,21 +329,8 @@ unsigned int board_video_init (void)
if (!lime_probe())
return 0;
- /*
- * Reset Lime controller
- */
- out_be32((void *)CONFIG_SYS_LIME_SRST, 0x1);
- udelay(200);
-
- /* Set Lime clock to 133MHz */
- out_be32((void *)CONFIG_SYS_LIME_CCF, CONFIG_SYS_LIME_CLK_133MHZ);
- /* Delay required */
- udelay(300);
- /* Set memory parameters */
- out_be32((void *)CONFIG_SYS_LIME_MMR, CONFIG_SYS_LIME_MMR_VALUE);
-
- mb862xx.winSizeX = DISPLAY_WIDTH;
- mb862xx.winSizeY = DISPLAY_HEIGHT;
+ mb862xx.winSizeX = 800;
+ mb862xx.winSizeY = 480;
mb862xx.gdfIndex = GDF_15BIT_555RGB;
mb862xx.gdfBytesPP = 2;
diff --git a/drivers/video/mb862xx.c b/drivers/video/mb862xx.c
index a8676cc..bb212a8 100644
--- a/drivers/video/mb862xx.c
+++ b/drivers/video/mb862xx.c
@@ -340,6 +340,30 @@ unsigned int card_init (void)
}
#endif
+
+#if !defined(CONFIG_VIDEO_CORALP)
+int mb862xx_probe(unsigned int addr)
+{
+ GraphicDevice *dev = &mb862xx;
+ unsigned int reg;
+
+ dev->frameAdrs = addr;
+ dev->dprBase = dev->frameAdrs + GC_DRAW_BASE;
+
+ /* Try to access GDC ID/Revision registers */
+ reg = HOST_RD_REG (GC_CID);
+ reg = HOST_RD_REG (GC_CID);
+ if (reg == 0x303) {
+ reg = DE_RD_REG(GC_REV);
+ reg = DE_RD_REG(GC_REV);
+ if ((reg & ~0xff) == 0x20050100)
+ return MB862XX_TYPE_LIME;
+ }
+
+ return 0;
+}
+#endif
+
void *video_hw_init (void)
{
GraphicDevice *dev = &mb862xx;
@@ -359,8 +383,16 @@ void *video_hw_init (void)
if ((dev->frameAdrs = board_video_init ()) == 0) {
puts ("Controller not found!\n");
return NULL;
- } else
+ } else {
puts ("Lime\n");
+
+ /* Set Change of Clock Frequency Register */
+ HOST_WR_REG (GC_CCF, CONFIG_SYS_MB862xx_CCF);
+ /* Delay required */
+ udelay(300);
+ /* Set Memory I/F Mode Register) */
+ HOST_WR_REG (GC_MMR, CONFIG_SYS_MB862xx_MMR);
+ }
#endif
de_init ();
diff --git a/include/configs/lwmon5.h b/include/configs/lwmon5.h
index 777a4d6..67434f5 100644
--- a/include/configs/lwmon5.h
+++ b/include/configs/lwmon5.h
@@ -495,8 +495,6 @@
/*-----------------------------------------------------------------------
* Graphics (Fujitsu Lime)
*----------------------------------------------------------------------*/
-/* SDRAM Clock frequency adjustment register */
-#define CONFIG_SYS_LIME_SDRAM_CLOCK 0xC1FC0038
/* Lime Clock frequency is to set 100MHz */
#define CONFIG_SYS_LIME_CLOCK_100MHZ 0x00000
#if 0
@@ -504,15 +502,15 @@
#define CONFIG_SYS_LIME_CLOCK_133MHZ 0x10000
#endif
-/* SDRAM Parameter register */
-#define CONFIG_SYS_LIME_MMR 0xC1FCFFFC
/* SDRAM parameter value; was 0x414FB7F2, caused several vertical bars
and pixel flare on display when 133MHz was configured. According to
SDRAM chip datasheet CAS Latency is 3 for 133MHz and -75 Speed Grade */
#ifdef CONFIG_SYS_LIME_CLOCK_133MHZ
-#define CONFIG_SYS_LIME_MMR_VALUE 0x414FB7F3
+#define CONFIG_SYS_MB862xx_MMR 0x414FB7F3
+#define CONFIG_SYS_MB862xx_CCF CONFIG_SYS_LIME_CLOCK_133MHZ
#else
-#define CONFIG_SYS_LIME_MMR_VALUE 0x414FB7F2
+#define CONFIG_SYS_MB862xx_MMR 0x414FB7F2
+#define CONFIG_SYS_MB862xx_CCF CONFIG_SYS_LIME_CLOCK_100MHZ
#endif
/*-----------------------------------------------------------------------
diff --git a/include/configs/socrates.h b/include/configs/socrates.h
index 35feed0..3321aa2 100644
--- a/include/configs/socrates.h
+++ b/include/configs/socrates.h
@@ -210,6 +210,11 @@
#define CONFIG_VIDEO_BMP_GZIP
#define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (2 << 20) /* decompressed img */
+/* SDRAM Clock frequency, 100MHz (0x0000) or 133MHz (0x10000) */
+#define CONFIG_SYS_MB862xx_CCF 0x10000
+/* SDRAM parameter */
+#define CONFIG_SYS_MB862xx_MMR 0x4157BA63
+
/* Serial Port */
#define CONFIG_CONS_INDEX 1
diff --git a/include/mb862xx.h b/include/mb862xx.h
index 43f01e7..009da03 100644
--- a/include/mb862xx.h
+++ b/include/mb862xx.h
@@ -32,6 +32,8 @@
#define PCI_DEVICE_ID_CORAL_P 0x2019
#define PCI_DEVICE_ID_CORAL_PA 0x201E
+#define MB862XX_TYPE_LIME 0x1
+
#define GC_HOST_BASE 0x01fc0000
#define GC_DISP_BASE 0x01fd0000
#define GC_DRAW_BASE 0x01ff0000
@@ -39,6 +41,7 @@
/* Host interface registers */
#define GC_SRST 0x0000002c
#define GC_CCF 0x00000038
+#define GC_CID 0x000000f0
#define GC_MMR 0x0000fffc
/*
@@ -99,6 +102,7 @@
#define GC_FC 0x00000480
#define GC_BC 0x00000484
#define GC_FIFO 0x000004a0
+#define GC_REV 0x00008084
#define GC_GEO_FIFO 0x00008400
typedef struct {
@@ -106,6 +110,7 @@ typedef struct {
unsigned int value;
} gdc_regs;
+int mb862xx_probe(unsigned int addr);
const gdc_regs *board_get_regs (void);
unsigned int board_video_init (void);
void board_backlight_switch(int);
generated by cgit v1.1 at 2024-11-22 16:54:29 +0000