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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BLUPR0301MB1970 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160818_005025_782145_B29F98AF X-CRM114-Status: GOOD ( 16.66 ) X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [104.47.38.113 listed in list.dnswl.org] -0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [104.47.38.113 listed in wl.mailspike.net] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 0.0 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail domains are different -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.0 RCVD_IN_MSPIKE_WL Mailspike good senders X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Yunhui Cui , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, yao.yuan@nxp.com Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: Yunhui Cui There is a hardware feature that qspi_amba_base is added internally by SOC design on ls2080a. so memmap_phy need not be added in driver. If memmap_phy is added, the flash A1 addr space is [0, memmap_phy] which far more than flash size. The AMBA memory will be divided into four parts and assign to every chipselect. Every channel will has two valid chipselects. Signed-off-by: Yunhui Cui Acked-by: Han xu --- drivers/mtd/spi-nor/fsl-quadspi.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/drivers/mtd/spi-nor/fsl-quadspi.c b/drivers/mtd/spi-nor/fsl-quadspi.c index 193e81b..8c9746c 100644 --- a/drivers/mtd/spi-nor/fsl-quadspi.c +++ b/drivers/mtd/spi-nor/fsl-quadspi.c @@ -736,11 +736,17 @@ static void fsl_qspi_set_map_addr(struct fsl_qspi *q) { int nor_size = q->nor_size; void __iomem *base = q->iobase; + u32 mem_base; - qspi_writel(q, nor_size + q->memmap_phy, base + QUADSPI_SFA1AD); - qspi_writel(q, nor_size * 2 + q->memmap_phy, base + QUADSPI_SFA2AD); - qspi_writel(q, nor_size * 3 + q->memmap_phy, base + QUADSPI_SFB1AD); - qspi_writel(q, nor_size * 4 + q->memmap_phy, base + QUADSPI_SFB2AD); + if (has_added_amba_base_internal(q)) + mem_base = 0x0; + else + mem_base = q->memmap_phy; + + qspi_writel(q, nor_size + mem_base, base + QUADSPI_SFA1AD); + qspi_writel(q, nor_size * 2 + mem_base, base + QUADSPI_SFA2AD); + qspi_writel(q, nor_size * 3 + mem_base, base + QUADSPI_SFB1AD); + qspi_writel(q, nor_size * 4 + mem_base, base + QUADSPI_SFB2AD); } /*