From: York Sun <yorksun@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 15/21] powerpc/t4qds: Fix disabling remote I2C connection
Date: Fri, 22 Mar 2013 10:24:06 -0700 [thread overview]
Message-ID: <1363973052-25918-13-git-send-email-yorksun@freescale.com> (raw)
In-Reply-To: <1363973052-25918-1-git-send-email-yorksun@freescale.com>
From: Ed Swarthout <Ed.Swarthout@freescale.com>
Only clear IRE bit in qixis brdcfg5 register and keep other bits
unchanged.
Signed-off-by: Ed Swarthout <Ed.Swarthout@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
---
board/freescale/t4qds/t4240qds_qixis.h | 2 +-
board/freescale/t4qds/t4qds.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/board/freescale/t4qds/t4240qds_qixis.h b/board/freescale/t4qds/t4240qds_qixis.h
index efb718d..485353d 100644
--- a/board/freescale/t4qds/t4240qds_qixis.h
+++ b/board/freescale/t4qds/t4240qds_qixis.h
@@ -42,7 +42,7 @@
#define QIXIS_DDRCLK_125 0x2
#define QIXIS_DDRCLK_133 0x3
-#define BRDCFG5_RESET 0x00
+#define BRDCFG5_IRE 0x20 /* i2c Remote i2c1 enable */
#define BRDCFG12_SD3EN_MASK 0x20
#define BRDCFG12_SD3MX_MASK 0x08
diff --git a/board/freescale/t4qds/t4qds.c b/board/freescale/t4qds/t4qds.c
index 06243b3..2f4575b 100644
--- a/board/freescale/t4qds/t4qds.c
+++ b/board/freescale/t4qds/t4qds.c
@@ -505,8 +505,8 @@ int board_early_init_r(void)
setup_portals();
#endif
- /* Disable remote I2C connectoin */
- QIXIS_WRITE(brdcfg[5], BRDCFG5_RESET);
+ /* Disable remote I2C connection to qixis fpga */
+ QIXIS_WRITE(brdcfg[5], QIXIS_READ(brdcfg[5]) & ~BRDCFG5_IRE);
/*
* Adjust core voltage according to voltage ID
--
1.7.9.5
next prev parent reply other threads:[~2013-03-22 17:24 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-22 17:23 [U-Boot] [PATCH 03/21] fsl_ifc: add support for different IFC bank count York Sun
2013-03-22 17:23 ` [U-Boot] [PATCH 04/21] powerpc/mpc85xx b8460 PCIe registers are not at QORIQ_CHASSIS2 location York Sun
2013-03-22 17:23 ` [U-Boot] [PATCH 05/21] powerpc/mpc85xx: Add setting of clock-frequency for T4/B4 clockgen node York Sun
2013-03-22 20:54 ` Wolfgang Denk
2013-03-22 17:23 ` [U-Boot] [PATCH 06/21] t4240qds/eth: fixup ethernet for t4240qds York Sun
2013-03-22 17:23 ` [U-Boot] [PATCH 07/21] net/fm: fixup ethernet for mEMAC York Sun
2013-03-22 20:55 ` Wolfgang Denk
2013-03-22 17:23 ` [U-Boot] [PATCH 08/21] powerpc/85xx: fix build error introduced by serdes_get_prtcl York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 09/21] net/phy: add VSC8574 support York Sun
2013-03-22 20:55 ` Wolfgang Denk
2013-03-22 17:24 ` [U-Boot] [PATCH 10/21] T4240/net: use QSGMII card PHY address by default York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 11/21] T4/usb: move usb 2.0 utmi dual phy init code to cpu_init.c York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 12/21] powerpc/mpc85xx: Update workaround for DDR erratum A-004934 York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 13/21] powerpc/mpc8xxx: Allow board file to override DDR address assignment York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 14/21] powerpc/b4860qds: Assign DDR address in board file York Sun
2013-03-22 20:57 ` Wolfgang Denk
2013-03-22 17:24 ` York Sun [this message]
2013-03-22 17:24 ` [U-Boot] [PATCH 16/21] T4240/eth: fix SGMII card PHY address York Sun
2013-03-22 20:57 ` Wolfgang Denk
2013-03-22 17:24 ` [U-Boot] [PATCH 17/21] powerpc/srio: Remove duplicate macro definitions York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 18/21] powerpc/boot: Change the macro of Boot from SRIO and PCIE master module York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 19/21] powerpc/b4860qds: Add the tlb entries for SRIO interfaces York Sun
2013-03-22 20:58 ` Wolfgang Denk
2013-03-22 17:24 ` [U-Boot] [PATCH 20/21] powerpc/b4860qds: Master module for boot from SRIO and PCIE York Sun
2013-03-22 17:24 ` [U-Boot] [PATCH 21/21] powerpc/b4860qds: Slave " York Sun
2013-03-22 20:58 ` Wolfgang Denk
2013-05-10 21:49 ` [U-Boot] [PATCH 03/21] fsl_ifc: add support for different IFC bank count Andy Fleming
2013-05-14 8:59 ` Hu Mingkai-B21284
2013-05-14 14:43 ` Fleming Andy-AFLEMING
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