* (C) Copyright 2000-2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * Copyright (C) 2004-2006 Freescale Semiconductor, Inc.
+ * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
#include <common.h>
#include <mpc83xx.h>
+#include <command.h>
#include <asm/processor.h>
DECLARE_GLOBAL_DATA_PTR;
*/
int get_clocks(void)
{
- volatile immap_t *im = (immap_t *) CFG_IMMR;
+ volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
u32 pci_sync_in;
u8 spmf;
u8 clkin_div;
u32 lcrr;
u32 csb_clk;
-#if defined(CONFIG_MPC834X)
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X) || defined(CONFIG_MPC837X)
u32 tsec1_clk;
u32 tsec2_clk;
- u32 usbmph_clk;
u32 usbdr_clk;
+#endif
+#ifdef CONFIG_MPC834X
+ u32 usbmph_clk;
#endif
u32 core_clk;
u32 i2c1_clk;
#if !defined(CONFIG_MPC832X)
u32 i2c2_clk;
+#endif
+#if defined(CONFIG_MPC8315)
+ u32 tdm_clk;
+#endif
+#if defined(CONFIG_MPC837X)
+ u32 sdhc_clk;
#endif
u32 enc_clk;
u32 lbiu_clk;
u32 lclk_clk;
- u32 ddr_clk;
+ u32 mem_clk;
#if defined(CONFIG_MPC8360)
- u32 ddr_sec_clk;
+ u32 mem_sec_clk;
#endif
#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
u32 qepmf;
u32 qe_clk;
u32 brg_clk;
#endif
+#if defined(CONFIG_MPC837X) || defined(CONFIG_MPC831X)
+ u32 pciexp1_clk;
+ u32 pciexp2_clk;
+#endif
+#if defined(CONFIG_MPC837X) || defined(CONFIG_MPC8315)
+ u32 sata_clk;
+#endif
if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
return -1;
sccr = im->clk.sccr;
-#if defined(CONFIG_MPC834X)
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X) || defined(CONFIG_MPC837X)
switch ((sccr & SCCR_TSEC1CM) >> SCCR_TSEC1CM_SHIFT) {
case 0:
tsec1_clk = 0;
break;
default:
/* unkown SCCR_TSEC1CM value */
- return -4;
+ return -2;
+ }
+
+ switch ((sccr & SCCR_USBDRCM) >> SCCR_USBDRCM_SHIFT) {
+ case 0:
+ usbdr_clk = 0;
+ break;
+ case 1:
+ usbdr_clk = csb_clk;
+ break;
+ case 2:
+ usbdr_clk = csb_clk / 2;
+ break;
+ case 3:
+ usbdr_clk = csb_clk / 3;
+ break;
+ default:
+ /* unkown SCCR_USBDRCM value */
+ return -3;
}
+#endif
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC837X) || defined(CONFIG_MPC8315)
switch ((sccr & SCCR_TSEC2CM) >> SCCR_TSEC2CM_SHIFT) {
case 0:
tsec2_clk = 0;
break;
default:
/* unkown SCCR_TSEC2CM value */
- return -5;
+ return -4;
}
+#elif defined(CONFIG_MPC8313)
+ tsec2_clk = tsec1_clk;
- i2c1_clk = tsec2_clk;
+ if (!(sccr & SCCR_TSEC1ON))
+ tsec1_clk = 0;
+ if (!(sccr & SCCR_TSEC2ON))
+ tsec2_clk = 0;
+#endif
+#if defined(CONFIG_MPC834X)
switch ((sccr & SCCR_USBMPHCM) >> SCCR_USBMPHCM_SHIFT) {
case 0:
usbmph_clk = 0;
break;
default:
/* unkown SCCR_USBMPHCM value */
+ return -5;
+ }
+
+ if (usbmph_clk != 0 && usbdr_clk != 0 && usbmph_clk != usbdr_clk) {
+ /* if USB MPH clock is not disabled and
+ * USB DR clock is not disabled then
+ * USB MPH & USB DR must have the same rate
+ */
+ return -6;
+ }
+#endif
+ switch ((sccr & SCCR_ENCCM) >> SCCR_ENCCM_SHIFT) {
+ case 0:
+ enc_clk = 0;
+ break;
+ case 1:
+ enc_clk = csb_clk;
+ break;
+ case 2:
+ enc_clk = csb_clk / 2;
+ break;
+ case 3:
+ enc_clk = csb_clk / 3;
+ break;
+ default:
+ /* unkown SCCR_ENCCM value */
return -7;
}
- switch ((sccr & SCCR_USBDRCM) >> SCCR_USBDRCM_SHIFT) {
+#if defined(CONFIG_MPC837X)
+ switch ((sccr & SCCR_SDHCCM) >> SCCR_SDHCCM_SHIFT) {
case 0:
- usbdr_clk = 0;
+ sdhc_clk = 0;
break;
case 1:
- usbdr_clk = csb_clk;
+ sdhc_clk = csb_clk;
break;
case 2:
- usbdr_clk = csb_clk / 2;
+ sdhc_clk = csb_clk / 2;
break;
case 3:
- usbdr_clk = csb_clk / 3;
+ sdhc_clk = csb_clk / 3;
break;
default:
- /* unkown SCCR_USBDRCM value */
+ /* unkown SCCR_SDHCCM value */
return -8;
}
-
- if (usbmph_clk != 0 && usbdr_clk != 0 && usbmph_clk != usbdr_clk) {
- /* if USB MPH clock is not disabled and
- * USB DR clock is not disabled then
- * USB MPH & USB DR must have the same rate
- */
- return -9;
+#endif
+#if defined(CONFIG_MPC8315)
+ switch ((sccr & SCCR_TDMCM) >> SCCR_TDMCM_SHIFT) {
+ case 0:
+ tdm_clk = 0;
+ break;
+ case 1:
+ tdm_clk = csb_clk;
+ break;
+ case 2:
+ tdm_clk = csb_clk / 2;
+ break;
+ case 3:
+ tdm_clk = csb_clk / 3;
+ break;
+ default:
+ /* unkown SCCR_TDMCM value */
+ return -8;
}
#endif
-#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
+
+#if defined(CONFIG_MPC834X)
+ i2c1_clk = tsec2_clk;
+#elif defined(CONFIG_MPC8360)
i2c1_clk = csb_clk;
+#elif defined(CONFIG_MPC832X)
+ i2c1_clk = enc_clk;
+#elif defined(CONFIG_MPC831X)
+ i2c1_clk = enc_clk;
+#elif defined(CONFIG_MPC837X)
+ i2c1_clk = sdhc_clk;
#endif
#if !defined(CONFIG_MPC832X)
- i2c2_clk = csb_clk; /* i2c-2 clk is equal to csb clk */
+ i2c2_clk = csb_clk; /* i2c-2 clk is equal to csb clk */
#endif
- switch ((sccr & SCCR_ENCCM) >> SCCR_ENCCM_SHIFT) {
+#if defined(CONFIG_MPC837X) || defined(CONFIG_MPC831X)
+ switch ((sccr & SCCR_PCIEXP1CM) >> SCCR_PCIEXP1CM_SHIFT) {
case 0:
- enc_clk = 0;
+ pciexp1_clk = 0;
break;
case 1:
- enc_clk = csb_clk;
+ pciexp1_clk = csb_clk;
break;
case 2:
- enc_clk = csb_clk / 2;
+ pciexp1_clk = csb_clk / 2;
break;
case 3:
- enc_clk = csb_clk / 3;
+ pciexp1_clk = csb_clk / 3;
break;
default:
- /* unkown SCCR_ENCCM value */
- return -6;
+ /* unkown SCCR_PCIEXP1CM value */
+ return -9;
}
+ switch ((sccr & SCCR_PCIEXP2CM) >> SCCR_PCIEXP2CM_SHIFT) {
+ case 0:
+ pciexp2_clk = 0;
+ break;
+ case 1:
+ pciexp2_clk = csb_clk;
+ break;
+ case 2:
+ pciexp2_clk = csb_clk / 2;
+ break;
+ case 3:
+ pciexp2_clk = csb_clk / 3;
+ break;
+ default:
+ /* unkown SCCR_PCIEXP2CM value */
+ return -10;
+ }
+#endif
+
+#if defined(CONFIG_MPC837X) || defined(CONFIG_MPC8315)
+ switch ((sccr & SCCR_SATA1CM) >> SCCR_SATA1CM_SHIFT) {
+ case 0:
+ sata_clk = 0;
+ break;
+ case 1:
+ sata_clk = csb_clk;
+ break;
+ case 2:
+ sata_clk = csb_clk / 2;
+ break;
+ case 3:
+ sata_clk = csb_clk / 3;
+ break;
+ default:
+ /* unkown SCCR_SATACM value */
+ return -11;
+ }
+#endif
+
lbiu_clk = csb_clk *
(1 + ((im->reset.rcwl & HRCWL_LBIUCM) >> HRCWL_LBIUCM_SHIFT));
lcrr = (im->lbus.lcrr & LCRR_CLKDIV) >> LCRR_CLKDIV_SHIFT;
break;
default:
/* unknown lcrr */
- return -10;
+ return -12;
}
- ddr_clk = csb_clk *
+ mem_clk = csb_clk *
(1 + ((im->reset.rcwl & HRCWL_DDRCM) >> HRCWL_DDRCM_SHIFT));
corepll = (im->reset.rcwl & HRCWL_COREPLL) >> HRCWL_COREPLL_SHIFT;
#if defined(CONFIG_MPC8360)
- ddr_sec_clk = csb_clk * (1 +
+ mem_sec_clk = csb_clk * (1 +
((im->reset.rcwl & HRCWL_LBIUCM) >> HRCWL_LBIUCM_SHIFT));
#endif
break;
default:
/* unkown core to csb ratio */
- return -12;
+ return -13;
}
#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
#endif
gd->csb_clk = csb_clk;
-#if defined(CONFIG_MPC834X)
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X) || defined(CONFIG_MPC837X)
gd->tsec1_clk = tsec1_clk;
gd->tsec2_clk = tsec2_clk;
- gd->usbmph_clk = usbmph_clk;
gd->usbdr_clk = usbdr_clk;
+#endif
+#if defined(CONFIG_MPC834X)
+ gd->usbmph_clk = usbmph_clk;
+#endif
+#if defined(CONFIG_MPC8315)
+ gd->tdm_clk = tdm_clk;
+#endif
+#if defined(CONFIG_MPC837X)
+ gd->sdhc_clk = sdhc_clk;
#endif
gd->core_clk = core_clk;
gd->i2c1_clk = i2c1_clk;
gd->enc_clk = enc_clk;
gd->lbiu_clk = lbiu_clk;
gd->lclk_clk = lclk_clk;
- gd->ddr_clk = ddr_clk;
+ gd->mem_clk = mem_clk;
#if defined(CONFIG_MPC8360)
- gd->ddr_sec_clk = ddr_sec_clk;
+ gd->mem_sec_clk = mem_sec_clk;
#endif
#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
gd->qe_clk = qe_clk;
gd->brg_clk = brg_clk;
#endif
+#if defined(CONFIG_MPC837X)
+ gd->pciexp1_clk = pciexp1_clk;
+ gd->pciexp2_clk = pciexp2_clk;
+#endif
+#if defined(CONFIG_MPC837X) || defined(CONFIG_MPC8315)
+ gd->sata_clk = sata_clk;
+#endif
+ gd->pci_clk = pci_sync_in;
gd->cpu_clk = gd->core_clk;
gd->bus_clk = gd->csb_clk;
return 0;
return gd->csb_clk;
}
-int print_clock_conf(void)
+int do_clocks (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
+ char buf[32];
+
printf("Clock configuration:\n");
- printf(" Coherent System Bus: %4d MHz\n", gd->csb_clk / 1000000);
- printf(" Core: %4d MHz\n", gd->core_clk / 1000000);
+ printf(" Core: %-4s MHz\n", strmhz(buf, gd->core_clk));
+ printf(" Coherent System Bus: %-4s MHz\n", strmhz(buf, gd->csb_clk));
#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
- printf(" QE: %4d MHz\n", gd->qe_clk / 1000000);
- printf(" BRG: %4d MHz\n", gd->brg_clk / 1000000);
+ printf(" QE: %-4s MHz\n", strmhz(buf, gd->qe_clk));
+ printf(" BRG: %-4s MHz\n", strmhz(buf, gd->brg_clk));
#endif
- printf(" Local Bus Controller:%4d MHz\n", gd->lbiu_clk / 1000000);
- printf(" Local Bus: %4d MHz\n", gd->lclk_clk / 1000000);
- printf(" DDR: %4d MHz\n", gd->ddr_clk / 1000000);
+ printf(" Local Bus Controller:%-4s MHz\n", strmhz(buf, gd->lbiu_clk));
+ printf(" Local Bus: %-4s MHz\n", strmhz(buf, gd->lclk_clk));
+ printf(" DDR: %-4s MHz\n", strmhz(buf, gd->mem_clk));
#if defined(CONFIG_MPC8360)
- printf(" DDR Secondary: %4d MHz\n", gd->ddr_sec_clk / 1000000);
+ printf(" DDR Secondary: %-4s MHz\n", strmhz(buf, gd->mem_sec_clk));
#endif
- printf(" SEC: %4d MHz\n", gd->enc_clk / 1000000);
- printf(" I2C1: %4d MHz\n", gd->i2c1_clk / 1000000);
+ printf(" SEC: %-4s MHz\n", strmhz(buf, gd->enc_clk));
+ printf(" I2C1: %-4s MHz\n", strmhz(buf, gd->i2c1_clk));
#if !defined(CONFIG_MPC832X)
- printf(" I2C2: %4d MHz\n", gd->i2c2_clk / 1000000);
+ printf(" I2C2: %-4s MHz\n", strmhz(buf, gd->i2c2_clk));
+#endif
+#if defined(CONFIG_MPC8315)
+ printf(" TDM: %-4s MHz\n", strmhz(buf, gd->tdm_clk));
+#endif
+#if defined(CONFIG_MPC837X)
+ printf(" SDHC: %-4s MHz\n", strmhz(buf, gd->sdhc_clk));
+#endif
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X) || defined(CONFIG_MPC837X)
+ printf(" TSEC1: %-4s MHz\n", strmhz(buf, gd->tsec1_clk));
+ printf(" TSEC2: %-4s MHz\n", strmhz(buf, gd->tsec2_clk));
+ printf(" USB DR: %-4s MHz\n", strmhz(buf, gd->usbdr_clk));
#endif
#if defined(CONFIG_MPC834X)
- printf(" TSEC1: %4d MHz\n", gd->tsec1_clk / 1000000);
- printf(" TSEC2: %4d MHz\n", gd->tsec2_clk / 1000000);
- printf(" USB MPH: %4d MHz\n", gd->usbmph_clk / 1000000);
- printf(" USB DR: %4d MHz\n", gd->usbdr_clk / 1000000);
+ printf(" USB MPH: %-4s MHz\n", strmhz(buf, gd->usbmph_clk));
+#endif
+#if defined(CONFIG_MPC837X)
+ printf(" PCIEXP1: %-4s MHz\n", strmhz(buf, gd->pciexp1_clk));
+ printf(" PCIEXP2: %-4s MHz\n", strmhz(buf, gd->pciexp2_clk));
+#endif
+#if defined(CONFIG_MPC837X) || defined(CONFIG_MPC8315)
+ printf(" SATA: %-4s MHz\n", strmhz(buf, gd->sata_clk));
#endif
return 0;
}
+
+U_BOOT_CMD(clocks, 1, 0, do_clocks,
+ "print clock configuration",
+ " clocks\n"
+);
projects / people / ms / u-boot.git / blobdiff