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authorvijay rai <vijay.rai@freescale.com>2014-06-20 10:45:29 +0530
committerYork Sun <yorksun@freescale.com>2014-07-22 16:25:54 -0700
commit6666017f44e39ec0385e3c7736b8c9af46cf4f08 (patch)
treefab7529d9b9ac0b7f28fcbcd358c2ca52633311e /board/freescale
parent591dd192307d81cf8f8705b06854e973c53d4c4d (diff)
downloadtalos-obmc-uboot-6666017f44e39ec0385e3c7736b8c9af46cf4f08.tar.gz
talos-obmc-uboot-6666017f44e39ec0385e3c7736b8c9af46cf4f08.zip
powerpc/t1040qds: Initialize EPHY2 clock to RGMII only
Setting FPGA register brdcfg9 EPHY2 bits to '0' to initialize EPHY2 clock to RGMII mode. Signed-off-by: Vijay Rai <vijay.rai@freescale.com> Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com> Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'board/freescale')
-rw-r--r--board/freescale/t1040qds/eth.c4
-rw-r--r--board/freescale/t1040qds/t1040qds_qixis.h4
2 files changed, 7 insertions, 1 deletions
diff --git a/board/freescale/t1040qds/eth.c b/board/freescale/t1040qds/eth.c
index 3077b4ae2c..1929bba20b 100644
--- a/board/freescale/t1040qds/eth.c
+++ b/board/freescale/t1040qds/eth.c
@@ -355,7 +355,9 @@ static void set_brdcfg9_for_gtx_clk(void)
{
u8 brdcfg9;
brdcfg9 = QIXIS_READ(brdcfg[9]);
- brdcfg9 |= (1 << 5);
+/* Initializing EPHY2 clock to RGMII mode */
+ brdcfg9 &= ~(BRDCFG9_EPHY2_MASK);
+ brdcfg9 |= (BRDCFG9_EPHY2_VAL);
QIXIS_WRITE(brdcfg[9], brdcfg9);
}
diff --git a/board/freescale/t1040qds/t1040qds_qixis.h b/board/freescale/t1040qds/t1040qds_qixis.h
index 98d2d39e6d..cef8ad0bfa 100644
--- a/board/freescale/t1040qds/t1040qds_qixis.h
+++ b/board/freescale/t1040qds/t1040qds_qixis.h
@@ -17,6 +17,10 @@
#define BRDCFG5_IMX_MASK 0xC0
#define BRDCFG5_IMX_DIU 0x80
+/* BRDCFG9[2] controls EPHY2 Clock */
+#define BRDCFG9_EPHY2_MASK 0x20
+#define BRDCFG9_EPHY2_VAL 0x00
+
/* BRDCFG15[3] controls LCD Panel Powerdown*/
#define BRDCFG15_LCDPD_MASK 0x10
#define BRDCFG15_LCDPD_ENABLED 0x00
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