#include <common.h>
#include <mpc83xx.h>
+#include <command.h>
#include <asm/processor.h>
DECLARE_GLOBAL_DATA_PTR;
u32 lcrr;
u32 csb_clk;
-#if defined(CONFIG_MPC8349)
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X)
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
u32 enc_clk;
u32 lbiu_clk;
u32 lclk_clk;
u32 ddr_clk;
-#if defined (CONFIG_MPC8360)
+#if defined(CONFIG_MPC8360)
+ u32 ddr_sec_clk;
+#endif
+#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
u32 qepmf;
u32 qepdf;
- u32 ddr_sec_clk;
u32 qe_clk;
u32 brg_clk;
#endif
sccr = im->clk.sccr;
-#if defined(CONFIG_MPC8349)
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X)
switch ((sccr & SCCR_TSEC1CM) >> SCCR_TSEC1CM_SHIFT) {
case 0:
tsec1_clk = 0;
return -4;
}
+ 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 -8;
+ }
+#endif
+
+#if defined(CONFIG_MPC834X)
switch ((sccr & SCCR_TSEC2CM) >> SCCR_TSEC2CM_SHIFT) {
case 0:
tsec2_clk = 0;
return -7;
}
- 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 -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
*/
return -9;
}
+#elif defined(CONFIG_MPC831X)
+ tsec2_clk = tsec1_clk;
+
+ if (!(sccr & SCCR_TSEC1ON))
+ tsec1_clk = 0;
+ if (!(sccr & SCCR_TSEC2ON))
+ tsec2_clk = 0;
#endif
-#if defined (CONFIG_MPC8360)
+
+#if !defined(CONFIG_MPC834X)
i2c1_clk = csb_clk;
#endif
+#if !defined(CONFIG_MPC832X)
i2c2_clk = csb_clk; /* i2c-2 clk is equal to csb clk */
+#endif
switch ((sccr & SCCR_ENCCM) >> SCCR_ENCCM_SHIFT) {
case 0:
/* unkown SCCR_ENCCM value */
return -6;
}
-#if defined(CONFIG_MPC8349) || defined(CONFIG_MPC8360)
+
lbiu_clk = csb_clk *
(1 + ((im->reset.rcwl & HRCWL_LBIUCM) >> HRCWL_LBIUCM_SHIFT));
-#else
-#error Unknown MPC83xx chip
-#endif
lcrr = (im->lbus.lcrr & LCRR_CLKDIV) >> LCRR_CLKDIV_SHIFT;
switch (lcrr) {
case 2:
/* unknown lcrr */
return -10;
}
-#if defined(CONFIG_MPC8349) || defined(CONFIG_MPC8360)
+
ddr_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)
+#if defined(CONFIG_MPC8360)
ddr_sec_clk = csb_clk * (1 +
((im->reset.rcwl & HRCWL_LBIUCM) >> HRCWL_LBIUCM_SHIFT));
-#endif
-#else
-#error Unknown MPC83xx chip
#endif
corecnf_tab_index = ((corepll & 0x1F) << 2) | ((corepll & 0x60) >> 5);
return -12;
}
-#if defined (CONFIG_MPC8360)
+#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
qepmf = (im->reset.rcwl & HRCWL_CEPMF) >> HRCWL_CEPMF_SHIFT;
qepdf = (im->reset.rcwl & HRCWL_CEPDF) >> HRCWL_CEPDF_SHIFT;
qe_clk = (pci_sync_in * qepmf) / (1 + qepdf);
#endif
gd->csb_clk = csb_clk;
-#if defined(CONFIG_MPC8349)
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X)
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
gd->core_clk = core_clk;
gd->i2c1_clk = i2c1_clk;
+#if !defined(CONFIG_MPC832X)
gd->i2c2_clk = i2c2_clk;
+#endif
gd->enc_clk = enc_clk;
gd->lbiu_clk = lbiu_clk;
gd->lclk_clk = lclk_clk;
gd->ddr_clk = ddr_clk;
-#if defined (CONFIG_MPC8360)
+#if defined(CONFIG_MPC8360)
gd->ddr_sec_clk = ddr_sec_clk;
+#endif
+#if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
gd->qe_clk = qe_clk;
gd->brg_clk = brg_clk;
#endif
return gd->csb_clk;
}
-int print_clock_conf(void)
+int do_clocks (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
printf("Clock configuration:\n");
- printf(" Coherent System Bus: %4d MHz\n", gd->csb_clk / 1000000);
printf(" Core: %4d MHz\n", gd->core_clk / 1000000);
-#if defined (CONFIG_MPC8360)
+ printf(" Coherent System Bus: %4d MHz\n", gd->csb_clk / 1000000);
+#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);
#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);
-#if defined (CONFIG_MPC8360)
+#if defined(CONFIG_MPC8360)
printf(" DDR Secondary: %4d MHz\n", gd->ddr_sec_clk / 1000000);
#endif
printf(" SEC: %4d MHz\n", gd->enc_clk / 1000000);
printf(" I2C1: %4d MHz\n", gd->i2c1_clk / 1000000);
+#if !defined(CONFIG_MPC832X)
printf(" I2C2: %4d MHz\n", gd->i2c2_clk / 1000000);
-#if defined(CONFIG_MPC8349)
+#endif
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X)
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);
+#endif
+#if defined(CONFIG_MPC834X)
+ printf(" USB MPH: %4d MHz\n", gd->usbmph_clk / 1000000);
#endif
return 0;
}
+
+U_BOOT_CMD(clocks, 1, 0, do_clocks,
+ "clocks - print clock configuration\n",
+ " clocks\n"
+);