X-Git-Url: https://repo.jachan.dev/u-boot.git/blobdiff_plain/53d4a4983fb9b3ae5f7b2f10c599aca2b1b4034a..7ffe3cd62e5af2cda1e18c6d896cab58bfb0c811:/board/motionpro/motionpro.c

diff --git a/board/motionpro/motionpro.c b/board/motionpro/motionpro.c
index 95576ed56b..dc237c1ced 100644
--- a/board/motionpro/motionpro.c
+++ b/board/motionpro/motionpro.c
@@ -5,30 +5,19 @@
  * modified for Promess PRO - by Andy Joseph, andy@promessdev.com
  * modified for Promess PRO-Motion - by Robert McCullough, rob@promessdev.com
  * modified by Chris M. Tumas 6/20/06 Change CAS latency to 2 from 3
- * Also changed the refresh for 100Mhz operation
+ * Also changed the refresh for 100MHz operation
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
 #include <mpc5xxx.h>
+#include <miiphy.h>
+#include <libfdt.h>
 
+#if defined(CONFIG_STATUS_LED)
+#include <status_led.h>
+#endif /* CONFIG_STATUS_LED */
 
 /* Kollmorgen DPR initialization data */
 struct init_elem {
@@ -75,11 +64,27 @@ int board_early_init_r(void)
 }
 
 
-#ifndef CFG_RAMBOOT
+/*
+ * Additional PHY intialization. After being reset in mpc5xxx_fec_init_phy(),
+ * PHY goes into FX mode.  To take it out of the FX mode and switch into
+ * desired TX operation, one needs to clear the FX_SEL bit of Mode Control
+ * Register.
+ */
+void reset_phy(void)
+{
+	unsigned short mode_control;
+
+	miiphy_read("FEC", CONFIG_PHY_ADDR, 0x15, &mode_control);
+	miiphy_write("FEC", CONFIG_PHY_ADDR, 0x15,
+			mode_control & 0xfffe);
+	return;
+}
+
+#ifndef CONFIG_SYS_RAMBOOT
 /*
  * Helper function to initialize SDRAM controller.
  */
-static void sdram_start (int hi_addr)
+static void sdram_start(int hi_addr)
 {
 	long hi_addr_bit = hi_addr ? 0x01000000 : 0;
 
@@ -105,18 +110,24 @@ static void sdram_start (int hi_addr)
 	/* normal operation */
 	*(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit;
 }
-#endif /* !CFG_RAMBOOT */
+#endif /* !CONFIG_SYS_RAMBOOT */
 
 
 /*
  * Initalize SDRAM - configure SDRAM controller, detect memory size.
  */
-long int initdram (int board_type)
+phys_size_t initdram(int board_type)
 {
 	ulong dramsize = 0;
-#ifndef CFG_RAMBOOT
+#ifndef CONFIG_SYS_RAMBOOT
 	ulong test1, test2;
 
+	/* According to AN3221 (MPC5200B SDRAM Initialization and
+	 * Configuration), the SDelay register must be written a value of
+	 * 0x00000004 as the first step of the SDRAM contorller configuration.
+	 */
+	*(vu_long *)MPC5XXX_SDRAM_SDELAY = 0x04;
+
 	/* configure SDRAM start/end for detection */
 	*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e; /* 2G at 0x0 */
 	*(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x80000000; /* disabled */
@@ -126,9 +137,9 @@ long int initdram (int board_type)
 	*(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
 
 	sdram_start(0);
-	test1 = get_ram_size((long *)CFG_SDRAM_BASE, 0x80000000);
+	test1 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
 	sdram_start(1);
-	test2 = get_ram_size((long *)CFG_SDRAM_BASE, 0x80000000);
+	test2 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000);
 	if (test1 > test2) {
 		sdram_start(0);
 		dramsize = test1;
@@ -141,31 +152,69 @@ long int initdram (int board_type)
 		dramsize = 0;
 
 	/* set SDRAM CS0 size according to the amount of RAM found */
-	if (dramsize > 0)
+	if (dramsize > 0) {
 		*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 +
 			__builtin_ffs(dramsize >> 20) - 1;
-        else
+	} else {
 		*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */
+	}
 
 	/* let SDRAM CS1 start right after CS0 and disable it */
 	*(vu_long *) MPC5XXX_SDRAM_CS1CFG = dramsize;
 
-#else /* !CFG_RAMBOOT */
+#else /* !CONFIG_SYS_RAMBOOT */
 	/* retrieve size of memory connected to SDRAM CS0 */
 	dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF;
 	if (dramsize >= 0x13)
 		dramsize = (1 << (dramsize - 0x13)) << 20;
 	else
 		dramsize = 0;
-#endif /* CFG_RAMBOOT */
+#endif /* CONFIG_SYS_RAMBOOT */
 
 	/* return total ram size */
 	return dramsize;
 }
 
 
-int checkboard (void)
+int checkboard(void)
 {
-	puts("Board: Promess Motion-PRO board\n");
+	uchar rev = *(vu_char *)CPLD_REV_REGISTER;
+	printf("Board: Promess Motion-PRO board (CPLD rev. 0x%02x)\n", rev);
 	return 0;
 }
+
+
+#ifdef CONFIG_OF_BOARD_SETUP
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	ft_cpu_setup(blob, bd);
+
+	return 0;
+}
+#endif /* CONFIG_OF_BOARD_SETUP */
+
+
+#if defined(CONFIG_STATUS_LED)
+void __led_init(led_id_t regaddr, int state)
+{
+	*((vu_long *) regaddr) |= ENABLE_GPIO_OUT;
+
+	if (state == STATUS_LED_ON)
+		*((vu_long *) regaddr) |= LED_ON;
+	else
+		*((vu_long *) regaddr) &= ~LED_ON;
+}
+
+void __led_set(led_id_t regaddr, int state)
+{
+	if (state == STATUS_LED_ON)
+		*((vu_long *) regaddr) |= LED_ON;
+	else
+		*((vu_long *) regaddr) &= ~LED_ON;
+}
+
+void __led_toggle(led_id_t regaddr)
+{
+	*((vu_long *) regaddr) ^= LED_ON;
+}
+#endif /* CONFIG_STATUS_LED */