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-rw-r--r--board/socrates/law.c4
-rw-r--r--board/socrates/socrates.c198
-rw-r--r--board/socrates/tlb.c13
-rw-r--r--board/socrates/upm_table.h20
-rw-r--r--drivers/video/mb862xx.c3
-rw-r--r--include/configs/socrates.h24
6 files changed, 259 insertions, 3 deletions
diff --git a/board/socrates/law.c b/board/socrates/law.c
index 35c4a900a..89b446f6a 100644
--- a/board/socrates/law.c
+++ b/board/socrates/law.c
@@ -36,6 +36,7 @@
* 0x0000_0000 0x2fff_ffff DDR 512M
* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
* 0xc000_0000 0xc00f_ffff FPGA 1M
+ * 0xc800_0000 0xcbff_ffff LIME 64M
* 0xe000_0000 0xe00f_ffff CCSR 1M (mapped by CCSRBAR)
* 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
* 0xfc00_0000 0xffff_ffff FLASH 64M
@@ -48,11 +49,12 @@
struct law_entry law_table[] = {
SET_LAW(CFG_DDR_SDRAM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_DDR),
SET_LAW(CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
- SET_LAW(CFG_LBC_FLASH_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC),
+ SET_LAW(CFG_LBC_FLASH_BASE, LAW_SIZE_64M, LAW_TRGT_IF_LBC),
SET_LAW(CFG_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI),
#if defined(CFG_FPGA_BASE)
SET_LAW(CFG_FPGA_BASE, LAWAR_SIZE_1M, LAW_TRGT_IF_LBC),
#endif
+ SET_LAW(CFG_LIME_BASE, LAWAR_SIZE_64M, LAW_TRGT_IF_LBC),
};
int num_law_entries = ARRAY_SIZE(law_table);
diff --git a/board/socrates/socrates.c b/board/socrates/socrates.c
index 63694a73d..73a2d9d70 100644
--- a/board/socrates/socrates.c
+++ b/board/socrates/socrates.c
@@ -173,6 +173,12 @@ void local_bus_init (void)
/* Init UPMA for FPGA access */
out_be32 (&lbc->mamr, 0x44440); /* Use a customer-supplied value */
upmconfig (UPMA, (uint *)UPMTableA, sizeof(UPMTableA)/sizeof(int));
+
+ if (getenv("lime")) {
+ /* Init UPMB for Lime controller access */
+ out_be32 (&lbc->mbmr, 0x444440); /* Use a customer-supplied value */
+ upmconfig (UPMB, (uint *)UPMTableB, sizeof(UPMTableB)/sizeof(int));
+ }
}
#if defined(CONFIG_PCI)
@@ -239,6 +245,14 @@ ft_board_setup(void *blob, bd_t *bd)
val[i++] = gd->bd->bi_flashstart;
val[i++] = gd->bd->bi_flashsize;
+ if (getenv("lime")) {
+ /* Fixup LIME mapping */
+ val[i++] = 2; /* chip select number */
+ val[i++] = 0; /* always 0 */
+ val[i++] = CFG_LIME_BASE;
+ val[i++] = CFG_LIME_SIZE;
+ }
+
/* Fixup FPGA mapping */
val[i++] = 3; /* chip select number */
val[i++] = 0; /* always 0 */
@@ -252,3 +266,187 @@ ft_board_setup(void *blob, bd_t *bd)
fdt_strerror(rc));
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
+
+#include <i2c.h>
+#include <mb862xx.h>
+#include <video_fb.h>
+
+#define CFG_LIME_SRST ((CFG_LIME_BASE) + 0x01FC002C)
+#define CFG_LIME_CCF ((CFG_LIME_BASE) + 0x01FC0038)
+#define CFG_LIME_MMR ((CFG_LIME_BASE) + 0x01FCFFFC)
+/* Lime clock frequency */
+#define CFG_LIME_CLK_100MHZ 0x00000
+#define CFG_LIME_CLK_133MHZ 0x10000
+/* SDRAM parameter */
+#define CFG_LIME_MMR_VALUE 0x4157BA63
+
+#define DISPLAY_WIDTH 800
+#define DISPLAY_HEIGHT 480
+#define DEFAULT_BRIGHTNESS 25
+#define BACKLIGHT_ENABLE (1 << 31)
+
+extern GraphicDevice mb862xx;
+
+static const gdc_regs init_regs [] =
+{
+ {0x0100, 0x00010f00},
+ {0x0020, 0x801901df},
+ {0x0024, 0x00000000},
+ {0x0028, 0x00000000},
+ {0x002c, 0x00000000},
+ {0x0110, 0x00000000},
+ {0x0114, 0x00000000},
+ {0x0118, 0x01df0320},
+ {0x0004, 0x041f0000},
+ {0x0008, 0x031f031f},
+ {0x000c, 0x017f0349},
+ {0x0010, 0x020c0000},
+ {0x0014, 0x01df01e9},
+ {0x0018, 0x00000000},
+ {0x001c, 0x01e00320},
+ {0x0100, 0x80010f00},
+ {0x0, 0x0}
+};
+
+const gdc_regs *board_get_regs (void)
+{
+ return init_regs;
+}
+
+/* Returns Lime base address */
+unsigned int board_video_init (void)
+{
+
+ if (!getenv("lime"))
+ return 0;
+
+ /*
+ * Reset Lime controller
+ */
+ out_be32((void *)CFG_LIME_SRST, 0x1);
+ udelay(200);
+
+ /* Set Lime clock to 133MHz */
+ out_be32((void *)CFG_LIME_CCF, CFG_LIME_CLK_133MHZ);
+ /* Delay required */
+ udelay(300);
+ /* Set memory parameters */
+ out_be32((void *)CFG_LIME_MMR, CFG_LIME_MMR_VALUE);
+
+ mb862xx.winSizeX = DISPLAY_WIDTH;
+ mb862xx.winSizeY = DISPLAY_HEIGHT;
+ mb862xx.gdfIndex = GDF_15BIT_555RGB;
+ mb862xx.gdfBytesPP = 2;
+
+ return CFG_LIME_BASE;
+}
+
+#define W83782D_REG_CFG 0x40
+#define W83782D_REG_BANK_SEL 0x4e
+#define W83782D_REG_ADCCLK 0x4b
+#define W83782D_REG_BEEP_CTRL 0x4d
+#define W83782D_REG_BEEP_CTRL2 0x57
+#define W83782D_REG_PWMOUT1 0x5b
+#define W83782D_REG_VBAT 0x5d
+
+static int w83782d_hwmon_init(void)
+{
+ u8 buf;
+
+ if (i2c_read(CFG_I2C_W83782G_ADDR, W83782D_REG_CFG, 1, &buf, 1))
+ return -1;
+
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_CFG, 0x80);
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_BANK_SEL, 0);
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_ADCCLK, 0x40);
+
+ buf = i2c_reg_read(CFG_I2C_W83782G_ADDR, W83782D_REG_BEEP_CTRL);
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_BEEP_CTRL,
+ buf | 0x80);
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_BEEP_CTRL2, 0);
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_PWMOUT1, 0x47);
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_VBAT, 0x01);
+
+ buf = i2c_reg_read(CFG_I2C_W83782G_ADDR, W83782D_REG_CFG);
+ i2c_reg_write(CFG_I2C_W83782G_ADDR, W83782D_REG_CFG,
+ (buf & 0xf4) | 0x01);
+ return 0;
+}
+
+static void board_backlight_brightness(int br)
+{
+ u32 reg;
+ u8 buf;
+ u8 old_buf;
+
+ /* Select bank 0 */
+ if (i2c_read(CFG_I2C_W83782G_ADDR, 0x4e, 1, &old_buf, 1))
+ goto err;
+ else
+ buf = old_buf & 0xf8;
+
+ if (i2c_write(CFG_I2C_W83782G_ADDR, 0x4e, 1, &buf, 1))
+ goto err;
+
+ if (br > 0) {
+ /* PWMOUT1 duty cycle ctrl */
+ buf = 255 / (100 / br);
+ if (i2c_write(CFG_I2C_W83782G_ADDR, 0x5b, 1, &buf, 1))
+ goto err;
+
+ /* LEDs on */
+ reg = in_be32((void *)(CFG_FPGA_BASE + 0x0c));
+ if (!(reg & BACKLIGHT_ENABLE));
+ out_be32((void *)(CFG_FPGA_BASE + 0x0c),
+ reg | BACKLIGHT_ENABLE);
+ } else {
+ buf = 0;
+ if (i2c_write(CFG_I2C_W83782G_ADDR, 0x5b, 1, &buf, 1))
+ goto err;
+
+ /* LEDs off */
+ reg = in_be32((void *)(CFG_FPGA_BASE + 0x0c));
+ reg &= ~BACKLIGHT_ENABLE;
+ out_be32((void *)(CFG_FPGA_BASE + 0x0c), reg);
+ }
+ /* Restore previous bank setting */
+ if (i2c_write(CFG_I2C_W83782G_ADDR, 0x4e, 1, &old_buf, 1))
+ goto err;
+
+ return;
+err:
+ printf("W83782G I2C access failed\n");
+}
+
+void board_backlight_switch (int flag)
+{
+ char * param;
+ int rc;
+
+ if (w83782d_hwmon_init())
+ printf ("hwmon IC init failed\n");
+
+ if (flag) {
+ param = getenv("brightness");
+ rc = param ? simple_strtol(param, NULL, 10) : -1;
+ if (rc < 0)
+ rc = DEFAULT_BRIGHTNESS;
+ } else {
+ rc = 0;
+ }
+ board_backlight_brightness(rc);
+}
+
+#if defined(CONFIG_CONSOLE_EXTRA_INFO)
+/*
+ * Return text to be printed besides the logo.
+ */
+void video_get_info_str (int line_number, char *info)
+{
+ if (line_number == 1) {
+ strcpy (info, " Board: Socrates");
+ } else {
+ info [0] = '\0';
+ }
+}
+#endif
diff --git a/board/socrates/tlb.c b/board/socrates/tlb.c
index aea99ada2..d255cea15 100644
--- a/board/socrates/tlb.c
+++ b/board/socrates/tlb.c
@@ -46,7 +46,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
/*
- * TLB 0: 64M Non-cacheable, guarded
+ * TLB 1: 64M Non-cacheable, guarded
* 0xfc000000 64M FLASH
* Out of reset this entry is only 4K.
*/
@@ -81,6 +81,17 @@ struct fsl_e_tlb_entry tlb_table[] = {
#endif
/*
+ * TLB 5: 64M Non-cacheable, guarded
+ * 0xc8000000 16M LIME GDC framebuffer
+ * 0xc9fc0000 256K LIME GDC MMIO
+ * (0xcbfc0000 256K LIME GDC MMIO)
+ * MMIO is relocatable and could be at 0xcbfc0000
+ */
+ SET_TLB_ENTRY(1, CFG_LIME_BASE, CFG_LIME_BASE,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, 5, BOOKE_PAGESZ_64M, 1),
+
+ /*
* TLB 6: 64M Non-cacheable, guarded
* 0xe000_0000 1M CCSRBAR
* 0xe200_0000 16M PCI1 IO
diff --git a/board/socrates/upm_table.h b/board/socrates/upm_table.h
index ed8f887cb..2a89c963e 100644
--- a/board/socrates/upm_table.h
+++ b/board/socrates/upm_table.h
@@ -52,4 +52,24 @@ static const unsigned int UPMTableA[] =
0xffffec00, 0xffffec00, 0xffffec00, 0xffffec01 /* Words 60 to 63 */
};
+/* LIME UPM B Table Configuration Code */
+static unsigned int UPMTableB[] =
+{
+ 0x0ffefc00, 0x0ffcfc00, 0x0ffcfc00, 0x0ffcfc00, /* Words 0 to 3 */
+ 0x0ffcfc00, 0x0ffcfc00, 0x0ffcfc04, 0x0ffffc01, /* Words 4 to 7 */
+ 0x0ffefc00, 0x0ffcfc00, 0x0ffcfc00, 0x0ffcfc00, /* Words 8 to 11 */
+ 0x0ffcfc00, 0x0ffcfc00, 0x0ffcfc04, 0x0ffcfc04, /* Words 12 to 15 */
+ 0x0ffcfc04, 0x0ffcfc04, 0x0ffcfc04, 0x0ffcfc04, /* Words 16 to 19 */
+ 0x0ffcfc04, 0x0ffcfc04, 0x0ffffc00, 0xfffffc01, /* Words 20 to 23 */
+ 0x0cfffc00, 0x00fffc00, 0x00fffc00, 0x00fffc00, /* Words 24 to 27 */
+ 0x00fffc00, 0x00fffc00, 0x00fffc04, 0x0ffffc01, /* Words 28 to 31 */
+ 0x0cfffc00, 0x00fffc00, 0x00fffc00, 0x00fffc00, /* Words 32 to 35 */
+ 0x00fffc00, 0x00fffc00, 0x00fffc04, 0x00fffc04, /* Words 36 to 39 */
+ 0x00fffc04, 0x00fffc04, 0x00fffc04, 0x00fffc04, /* Words 40 to 43 */
+ 0x00fffc04, 0x00fffc04, 0x0ffffc00, 0xfffffc01, /* Words 44 to 47 */
+ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 48 to 51 */
+ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 52 to 55 */
+ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 56 to 59 */
+ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01 /* Words 60 to 63 */
+};
#endif
diff --git a/drivers/video/mb862xx.c b/drivers/video/mb862xx.c
index 6c14b0d68..d47cb0358 100644
--- a/drivers/video/mb862xx.c
+++ b/drivers/video/mb862xx.c
@@ -357,7 +357,8 @@ void *video_hw_init (void)
board_disp_init();
#endif
-#if defined(CONFIG_LWMON5) && !(CONFIG_POST & CFG_POST_SYSMON)
+#if (defined(CONFIG_LWMON5) || \
+ defined(CONFIG_SOCRATES)) && !(CONFIG_POST & CFG_POST_SYSMON)
/* Lamp on */
board_backlight_switch (1);
#endif
diff --git a/include/configs/socrates.h b/include/configs/socrates.h
index 197ed78d5..a981a8fe9 100644
--- a/include/configs/socrates.h
+++ b/include/configs/socrates.h
@@ -186,6 +186,26 @@
#define NAND_MAX_CHIPS 1
#define CONFIG_CMD_NAND
+/* LIME GDC */
+#define CFG_LIME_BASE 0xc8000000
+#define CFG_LIME_SIZE 0x04000000 /* 64 MB */
+#define CFG_BR2_PRELIM 0xc80018a1 /* UPMB, 32-bit */
+#define CFG_OR2_PRELIM 0xfc000000 /* 64 MB */
+
+#define CONFIG_VIDEO
+#define CONFIG_VIDEO_MB862xx
+#define CONFIG_CFB_CONSOLE
+#define CONFIG_VIDEO_LOGO
+#define CONFIG_VIDEO_BMP_LOGO
+#define CONFIG_CONSOLE_EXTRA_INFO
+#define VIDEO_FB_16BPP_PIXEL_SWAP
+#define CONFIG_VGA_AS_SINGLE_DEVICE
+#define CFG_CONSOLE_IS_IN_ENV
+#define CONFIG_VIDEO_SW_CURSOR
+#define CONFIG_SPLASH_SCREEN
+#define CONFIG_VIDEO_BMP_GZIP
+#define CFG_VIDEO_LOGO_MAX_SIZE (2 << 20) /* decompressed img */
+
/* Serial Port */
#define CONFIG_CONS_INDEX 1
@@ -228,6 +248,9 @@
#define CONFIG_RTC_RX8025 /* Use Epson rx8025 rtc via i2c */
#define CFG_I2C_RTC_ADDR 0x32 /* at address 0x32 */
+/* I2C W83782G HW-Monitoring IC */
+#define CFG_I2C_W83782G_ADDR 0x28 /* W83782G address */
+
/* I2C temp sensor */
/* Socrates uses Maxim's DS75, which is compatible with LM75 */
#define CONFIG_DTT_LM75 1
@@ -324,6 +347,7 @@
#define CONFIG_CMD_SNTP
#define CONFIG_CMD_USB
#define CONFIG_CMD_EXT2 /* EXT2 Support */
+#define CONFIG_CMD_BMP
#if defined(CONFIG_PCI)
#define CONFIG_CMD_PCI
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-18 14:11:12 +0000