X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=cpu%2Fmpc83xx%2Fspeed.c;h=bf9bf36e5f1766ffc65f3056a13e4b069ee41e3c;hb=08ef89ecd174969b3544f3f0c7cd1de3c57f737b;hp=9fd1bf1bae8d044baadaaf43cd0f15077c9b0c2d;hpb=24c3aca3f1358b113d3215adb5433b156e99f72b;p=oweals%2Fu-boot.git

diff --git a/cpu/mpc83xx/speed.c b/cpu/mpc83xx/speed.c
index 9fd1bf1bae..bf9bf36e5f 100644
--- a/cpu/mpc83xx/speed.c
+++ b/cpu/mpc83xx/speed.c
@@ -2,7 +2,7 @@
  * (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.
@@ -25,6 +25,7 @@
 
 #include <common.h>
 #include <mpc83xx.h>
+#include <command.h>
 #include <asm/processor.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -89,7 +90,7 @@ corecnf_t corecnf_tab[] = {
  */
 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;
@@ -99,23 +100,31 @@ int get_clocks(void)
 	u32 lcrr;
 
 	u32 csb_clk;
-#if defined(CONFIG_MPC8349)
+#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;
@@ -123,6 +132,13 @@ int get_clocks(void)
 	u32 qe_clk;
 	u32 brg_clk;
 #endif
+#if defined(CONFIG_MPC837X)
+	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;
@@ -148,7 +164,7 @@ int get_clocks(void)
 
 	sccr = im->clk.sccr;
 
-#if defined(CONFIG_MPC8349)
+#if defined(CONFIG_MPC834X) || defined(CONFIG_MPC831X) || defined(CONFIG_MPC837X)
 	switch ((sccr & SCCR_TSEC1CM) >> SCCR_TSEC1CM_SHIFT) {
 	case 0:
 		tsec1_clk = 0;
@@ -164,9 +180,29 @@ int get_clocks(void)
 		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;
@@ -182,11 +218,18 @@ int get_clocks(void)
 		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;
@@ -202,59 +245,146 @@ int get_clocks(void)
 		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)
+	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));
@@ -267,14 +397,14 @@ int get_clocks(void)
 		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
 
@@ -303,7 +433,7 @@ int get_clocks(void)
 		break;
 	default:
 		/* unkown core to csb ratio */
-		return -12;
+		return -13;
 	}
 
 #if defined(CONFIG_MPC8360) || defined(CONFIG_MPC832X)
@@ -314,11 +444,19 @@ int get_clocks(void)
 #endif
 
 	gd->csb_clk = csb_clk;
-#if defined(CONFIG_MPC8349)
+#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;
@@ -328,14 +466,22 @@ int get_clocks(void)
 	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;
@@ -351,31 +497,53 @@ ulong get_bus_freq(ulong dummy)
 	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_MPC8349)
-	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);
+#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("  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,
+	"clocks  - print clock configuration\n",
+	"    clocks\n"
+);