From FPGAv9 onwards, new bits added for EPHY2 signal mux.
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 --- board/freescale/t1040qds/eth.c | 4 +++- board/freescale/t1040qds/t1040qds_qixis.h | 4 ++++ 2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/board/freescale/t1040qds/eth.c b/board/freescale/t1040qds/eth.c index 3077b4a..1929bba 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 98d2d39..cef8ad0 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