From: Anton Vorontsov <avorontsov@ru.mvista.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH 4/5] 83xx: initialize serdes for MPC837XRDB boards
Date: Mon, 24 Mar 2008 17:40:43 +0300 [thread overview]
Message-ID: <20080324144043.GD29989@localhost.localdomain> (raw)
On the MPC8377ERDB: 2 SATA and 2 PCI-E.
On the MPC8378ERDB: 2 PCI-E
On the MPC8379ERDB: 4 SATA
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
---
Rebased on top of today's u-boot-mpc83xx.
board/freescale/mpc837xerdb/mpc837xerdb.c | 37 +++++++++++++++++++++++++++++
include/configs/MPC837XERDB.h | 6 ++++
2 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/board/freescale/mpc837xerdb/mpc837xerdb.c b/board/freescale/mpc837xerdb/mpc837xerdb.c
index a3b20b8..d091538 100644
--- a/board/freescale/mpc837xerdb/mpc837xerdb.c
+++ b/board/freescale/mpc837xerdb/mpc837xerdb.c
@@ -15,6 +15,7 @@
#include <common.h>
#include <i2c.h>
#include <asm/io.h>
+#include <asm/fsl_serdes.h>
#include <spd_sdram.h>
#include <vsc7385.h>
@@ -132,6 +133,42 @@ int checkboard(void)
return 0;
}
+int board_early_init_f(void)
+{
+#ifdef CONFIG_FSL_SERDES
+ immap_t *immr = (immap_t *)CFG_IMMR;
+ u32 spridr = in_be32(&immr->sysconf.spridr);
+
+ /* we check only part num, and don't look for CPU revisions */
+ switch (spridr >> 16) {
+ case SPR_8379E_REV10 >> 16:
+ case SPR_8379_REV10 >> 16:
+ fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
+ FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
+ fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_SATA,
+ FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
+ break;
+ case SPR_8378E_REV10 >> 16:
+ case SPR_8378_REV10 >> 16:
+ fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX,
+ FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
+ break;
+ case SPR_8377E_REV10 >> 16:
+ case SPR_8377_REV10 >> 16:
+ fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_SATA,
+ FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
+ fsl_setup_serdes(CONFIG_FSL_SERDES2, FSL_SERDES_PROTO_PEX,
+ FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
+ break;
+ default:
+ printf("serdes not configured: unknown CPU part number: "
+ "%04x\n", spridr >> 16);
+ break;
+ }
+#endif /* CONFIG_FSL_SERDES */
+ return 0;
+}
+
/*
* Miscellaneous late-boot configurations
*
diff --git a/include/configs/MPC837XERDB.h b/include/configs/MPC837XERDB.h
index e3cb3c7..c2e7701 100644
--- a/include/configs/MPC837XERDB.h
+++ b/include/configs/MPC837XERDB.h
@@ -32,6 +32,7 @@
#define CONFIG_PCI 1
+#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_MISC_INIT_R
/*
@@ -323,6 +324,11 @@
#define CFG_NS16550_COM1 (CFG_IMMR+0x4500)
#define CFG_NS16550_COM2 (CFG_IMMR+0x4600)
+/* SERDES */
+#define CONFIG_FSL_SERDES
+#define CONFIG_FSL_SERDES1 0xe3000
+#define CONFIG_FSL_SERDES2 0xe3100
+
/* Use the HUSH parser */
#define CFG_HUSH_PARSER
#ifdef CFG_HUSH_PARSER
--
1.5.2.2
reply other threads:[~2008-03-24 14:40 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20080324144043.GD29989@localhost.localdomain \
--to=avorontsov@ru.mvista.com \
--cc=u-boot@lists.denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox