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BN3PR0301MB1282; 5:I4MeD/iBSk7hqc2rmUNo6qhXBCoPaeW/FIxZQC0NkgSEDN0QdoT9h2LZhdJAKOlbJmItnzn67sNcwGCBJOMDWzs5pBO46n6D2sKDY4IldNLyDYYJZ5T9tI83UaSOsVFDBIh3kPzN8+53vjMUBAQPwQ==; 24:ZpyLK15ZnhUbkVYFyHCKrKkri2/kHBO1a1CJxJH5M493lDsHErz3WYSYQhthPMVFqkq0GnbawWvTkZcwS3bavcZM7Xm6Sd5gSIOtSeOcLhI=; 20:kGrOZiWjvUmZFQdXoxqs8Rx5twapM2GZhUjrXGGJ6BYCyT+JBwd4pxnXP5TLb4Q+IvTTJDXKhyKRgH7z4yhMng== X-OriginatorOrg: freescale.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Nov 2015 18:03:34.8089 (UTC) X-MS-Exchange-CrossTenant-Id: 710a03f5-10f6-4d38-9ff4-a80b81da590d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=710a03f5-10f6-4d38-9ff4-a80b81da590d; Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN3PR0301MB1282 Cc: Tom Rini , Masahiro Yamada , York Sun Subject: [U-Boot] [PATCH v1 2/7] driver/ddr/fsl: Update DDR4 MR6 for Vref range X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" MR6 bit 6 is set accrodingly for range 1 or 2, per JEDEC spec. Signed-off-by: York Sun --- drivers/ddr/fsl/ctrl_regs.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/ddr/fsl/ctrl_regs.c b/drivers/ddr/fsl/ctrl_regs.c index 8543679..36bf647 100644 --- a/drivers/ddr/fsl/ctrl_regs.c +++ b/drivers/ddr/fsl/ctrl_regs.c @@ -1186,6 +1186,9 @@ static void set_ddr_sdram_mode_10(const unsigned int ctrl_num, esdmode6 = ((tccdl_min - 4) & 0x7) << 10; + if (popts->ddr_cdr2 & DDR_CDR2_VREF_RANGE_2) + esdmode6 |= 1 << 6; /* Range 2 */ + ddr->ddr_sdram_mode_10 = (0 | ((esdmode6 & 0xffff) << 16) | ((esdmode7 & 0xffff) << 0)