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authorWolfgang Denk <wd@denx.de>2009-02-07 22:08:53 +0100
committerWolfgang Denk <wd@denx.de>2009-02-07 22:08:53 +0100
commit1b33a62bf9301f9e1611a44865bf3d2c51198993 (patch)
treec3ea4cef2b813805a5481c1b816a4da6c8f23667 /board
parent9d8811c5bd2b7dd6307742cf22fbdb7953b6f816 (diff)
parent70a4da45e16b72e8e5b0baaecdaee9be8619647d (diff)
Merge branch 'master' of git://git.denx.de/u-boot-mpc5xxx
Diffstat (limited to 'board')
-rw-r--r--board/ads5121/ads5121.c120
-rw-r--r--board/ads5121/ads5121_diu.c32
2 files changed, 149 insertions, 3 deletions
diff --git a/board/ads5121/ads5121.c b/board/ads5121/ads5121.c
index 06109286e90..6c40e94416d 100644
--- a/board/ads5121/ads5121.c
+++ b/board/ads5121/ads5121.c
@@ -31,6 +31,8 @@
#include <i2c.h>
#endif
+DECLARE_GLOBAL_DATA_PTR;
+
/* Clocks in use */
#define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN | \
CLOCK_SCCR1_LPC_EN | \
@@ -38,6 +40,7 @@
CLOCK_SCCR1_PSCFIFO_EN | \
CLOCK_SCCR1_DDR_EN | \
CLOCK_SCCR1_FEC_EN | \
+ CLOCK_SCCR1_PATA_EN | \
CLOCK_SCCR1_PCI_EN | \
CLOCK_SCCR1_TPR_EN)
@@ -101,6 +104,9 @@ int board_early_init_f (void)
*/
im->clk.sccr[0] = SCCR1_CLOCKS_EN;
im->clk.sccr[1] = SCCR2_CLOCKS_EN;
+#if defined(CONFIG_IIM) || defined(CONFIG_CMD_FUSE)
+ im->clk.sccr[1] |= CLOCK_SCCR2_IIM_EN;
+#endif
return 0;
}
@@ -290,17 +296,28 @@ static iopin_t ioregs_init[] = {
}
};
+static iopin_t rev2_silicon_pci_ioregs_init[] = {
+ /* FUNC0=PCI Sets next 54 to PCI pads */
+ {
+ IOCTL_PCI_AD31, 54, 0,
+ IO_PIN_FMUX(0) | IO_PIN_HOLD(0) | IO_PIN_DS(0)
+ }
+};
+
int checkboard (void)
{
ushort brd_rev = *(vu_short *) (CONFIG_SYS_CPLD_BASE + 0x00);
uchar cpld_rev = *(vu_char *) (CONFIG_SYS_CPLD_BASE + 0x02);
+ volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
printf ("Board: ADS5121 rev. 0x%04x (CPLD rev. 0x%02x)\n",
brd_rev, cpld_rev);
/* initialize function mux & slew rate IO inter alia on IO Pins */
-
iopin_initialize(ioregs_init, sizeof(ioregs_init) / sizeof(ioregs_init[0]));
+ if (SVR_MJREV (im->sysconf.spridr) >= 2) {
+ iopin_initialize(rev2_silicon_pci_ioregs_init, 1);
+ }
return 0;
}
@@ -312,3 +329,104 @@ void ft_board_setup(void *blob, bd_t *bd)
fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
}
#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
+
+#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET)
+
+void init_ide_reset (void)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ debug ("init_ide_reset\n");
+
+ /*
+ * Clear the reset bit to reset the interface
+ * cf. RefMan MPC5121EE: 28.4.1 Resetting the ATA Bus
+ */
+ immr->pata.pata_ata_control = 0;
+ udelay(100);
+ /* Assert the reset bit to enable the interface */
+ immr->pata.pata_ata_control = FSL_ATA_CTRL_ATA_RST_B;
+ udelay(100);
+
+}
+
+void ide_set_reset (int idereset)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ debug ("ide_set_reset(%d)\n", idereset);
+
+ if (idereset) {
+ immr->pata.pata_ata_control = 0;
+ udelay(100);
+ } else {
+ immr->pata.pata_ata_control = FSL_ATA_CTRL_ATA_RST_B;
+ udelay(100);
+ }
+}
+
+#define CALC_TIMING(t) (t + period - 1) / period
+
+int ide_preinit (void)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ long t;
+ const struct {
+ short t0;
+ short t1;
+ short t2_8;
+ short t2_16;
+ short t2i;
+ short t4;
+ short t9;
+ short tA;
+ } pio_specs = {
+ .t0 = 600,
+ .t1 = 70,
+ .t2_8 = 290,
+ .t2_16 = 165,
+ .t2i = 0,
+ .t4 = 30,
+ .t9 = 20,
+ .tA = 50,
+ };
+ union {
+ u32 config;
+ struct {
+ u8 field1;
+ u8 field2;
+ u8 field3;
+ u8 field4;
+ }bytes;
+ }cfg;
+
+ debug ("IDE preinit using PATA peripheral at IMMR-ADDR %08x\n",
+ (u32)&immr->pata);
+
+ /* Set the reset bit to 1 to enable the interface */
+ immr->pata.pata_ata_control = FSL_ATA_CTRL_ATA_RST_B;
+
+ /* Init timings : we use PIO mode 0 timings */
+ t = 1000000000 / gd->ips_clk; /* period in ns */
+ cfg.bytes.field1 = 3;
+ cfg.bytes.field2 = 3;
+ cfg.bytes.field3 = (pio_specs.t1 + t) / t;
+ cfg.bytes.field4 = (pio_specs.t2_8 + t) / t;
+
+ immr->pata.pata_time1 = cfg.config;
+
+ cfg.bytes.field1 = (pio_specs.t2_8 + t) / t;
+ cfg.bytes.field2 = (pio_specs.tA + t) / t + 2;
+ cfg.bytes.field3 = 1;
+ cfg.bytes.field4 = (pio_specs.t4 + t) / t;
+
+ immr->pata.pata_time2 = cfg.config;
+
+ cfg.config = immr->pata.pata_time3;
+ cfg.bytes.field1 = (pio_specs.t9 + t) / t;
+
+ immr->pata.pata_time3 = cfg.config;
+ debug ("PATA preinit complete.\n");
+
+ return 0;
+}
+
+#endif /* defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET) */
diff --git a/board/ads5121/ads5121_diu.c b/board/ads5121/ads5121_diu.c
index 4f7dda0e3e7..41a135314f4 100644
--- a/board/ads5121/ads5121_diu.c
+++ b/board/ads5121/ads5121_diu.c
@@ -37,7 +37,11 @@
#include <video_fb.h>
#endif
+#ifdef CONFIG_FSL_DIU_LOGO_BMP
extern unsigned int FSL_Logo_BMP[];
+#else
+#define FSL_Logo_BMP NULL
+#endif
static int xres, yres;
@@ -61,16 +65,40 @@ void diu_set_pixel_clock(unsigned int pixclock)
debug("DIU: Modified value of CLKDVDR = 0x%08x\n", *clkdvdr);
}
+char *valid_bmp(char *addr)
+{
+ unsigned long h_addr;
+
+ h_addr = simple_strtoul(addr, NULL, 16);
+ if (h_addr < CONFIG_SYS_FLASH_BASE ||
+ h_addr >= (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - 1)) {
+ printf("bmp addr %lx is not a valid flash address\n", h_addr);
+ return 0;
+ } else if ((*(char *)(h_addr) != 'B') || (*(char *)(h_addr+1) != 'M')) {
+ printf("bmp addr is not a bmp\n");
+ return 0;
+ } else
+ return (char *)h_addr;
+}
+
int ads5121_diu_init(void)
{
unsigned int pixel_format;
+ char *bmp = NULL;
+ char *bmp_env;
xres = 1024;
yres = 768;
pixel_format = 0x88883316;
- return fsl_diu_init(xres, pixel_format, 0,
- (unsigned char *)FSL_Logo_BMP);
+ debug("ads5121_diu_init\n");
+ bmp_env = getenv("diu_bmp_addr");
+ if (bmp_env) {
+ bmp = valid_bmp(bmp_env);
+ }
+ if (!bmp)
+ bmp = FSL_Logo_BMP;
+ return fsl_diu_init(xres, pixel_format, 0, (unsigned char *)bmp);
}
int ads5121diu_init_show_bmp(cmd_tbl_t *cmdtp,