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Mon, 2 Dec 2019 15:35:17 +0900 (KST) Received: from localhost.localdomain (unknown [10.88.100.192]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20191202063517epsmtip2b64f641af969704b5f68da9f6efc9e77~cel7yfQ5E2970029700epsmtip2n; Mon, 2 Dec 2019 06:35:17 +0000 (GMT) From: Jungseung Lee To: js07.lee@gmail.com, Marek Vasut , Tudor Ambarus , linux-mtd@lists.infradead.org, js07.lee@samsung.com Subject: [PATCH 1/3] mtd: spi-nor: Rename SR_TB to indicate the bit used Date: Mon, 2 Dec 2019 15:35:05 +0900 Message-Id: <20191202063507.21311-1-js07.lee@samsung.com> X-Mailer: git-send-email 2.17.1 X-Brightmail-Tracker: H4sIAAAAAAAAA02SfUhTYRTGeb2721WcXabWSYTWrTAtdXNOZ2gYiiwSNPpLcayLXqa0j8vu NA0iURMRE8WQsiyTpaREpiJ+pJWimcmsIEqxMDUamSuT/GhqzV2j/vud932e87yc9xCYZAgP IHKMFsZspPWU0EvQNRQcFtrUNq+R1ZeDavOmw0M1O+nEVX1FTSLV8KMPmGrJGh+Pq3vq3ovU HdZL6um1u0hd2dmCUgXp+thshs5izFLGmGnKyjHq4qhTZ7QJWmWUTB4qj1FFU1IjbWDiqMTk 1NCkHL0rlpLm0fpc11EqzXFU+PFYsynXwkizTZwljmLYLD0rl7FhHG3gco26sEyT4ZhcJotQ upRn9dnWy04h2+6bP1BjxQtRx65y5EkAGQlvbq0KypEXISG7ETTZHDhf/EBQu9GK8cUKAlvR vMdfy+hWv2ibJWQ/grLhw7xoGcF475T7QkiGwDtnu7uVH3kHwa3XvNuXVENj8U+0zQLyEKxW NLoNYjIG6iq7MT5hH7S2PXFHA/kJh9EF+050Itgbm0U8+8KXZ507HADLjn4hzxz03KsW8eYS BLPN1h2RAhyL911dCQIjg+FBbzh/vB96nPXuB2GkDzh+VuDbEiDFUFYq4SUUfJ0pEfAM8HLu Cs6zGrZmZoT8JDQw/ntIWIUC6/4FNCDUgnYzLGfQMZycVf7/Ne3IvUAhMd1oxJY8iEgCUd5i mX1OI8HpPK7AMIiAwCg/8Vvqo0YizqILLjBmk9acq2e4QaR0Ta8aC/DPNLnW0WjRypURCoVC FRkVHaVUUHvExNorjYTU0RbmHMOwjPmvz4PwDChEzc4l76RvK0WJ4rxfDXTfWLjtYG3KQJIq r//81Hiaz+ug54s+kz6nu06quZSmwlLNAdsCyjiSnmG/eqLYsbhW3xu7cXHMP/3p41HvhzUV FeuBnetB7az0aNrYbYybPrWJf97qypyY0Gj36vIF9mssVTUSmFCX/8JffuPp9ycR1ykBl03L QzAzR/8BNNE6pVYDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrAJMWRmVeSWpSXmKPExsWy7bCSvO7SDU9iDVbvt7b4O+cdk8Wjm79Z LXY3LWO3OLrnHrPFxyUODqweO2fdZffYvKTe486PpYwefVtWMQawRHHZpKTmZJalFunbJXBl LGn9zVawSbhi3+QlrA2Mm/m7GDk5JARMJE7828vexcjFISSwm1Hiy+kpjBAJCYlHO7+wdDFy ANnCEocPF0PUfGSUaL3Zyw5SwyagJXHj9yZWkISIwFJGiStXPoA1Cwt4SCxq/gpmswioSnzv WQTWwCtgKTGrbwczxAJ5idUbDjBPYORewMiwilEytaA4Nz232LDAMC+1XK84Mbe4NC9dLzk/ dxMjOBy0NHcwXl4Sf4hRgINRiYe349XjWCHWxLLiytxDjBIczEoivNeVHsYK8aYkVlalFuXH F5XmpBYfYpTmYFES532adyxSSCA9sSQ1OzW1ILUIJsvEwSnVwLjiEc/PRaHbt/KJXPt0KrF7 3Q5eUScunXvqW6/rseRcDbn86UTtsX9zJx142W2ietFeYealxMsSNRX3QiYc8RTedYBB1uHD 8zZdxzXmi75N2z1bTZZVj/3JhrS7f2SmCaap/LE84fKawSPsZ/mjD/P5cg+z34s59VGTnW+p xc2SvA1FdaZMdr+VWIozEg21mIuKEwGe6uP+AwIAAA== X-CMS-MailID: 20191202063518epcas1p2ef94da5925a0381da565bb5c66610415 X-Msg-Generator: CA X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20191202063518epcas1p2ef94da5925a0381da565bb5c66610415 References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191201_223525_068633_9328DF1E X-CRM114-Status: GOOD ( 15.68 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [203.254.224.33 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org Each vendor uses different bits for SR_TB of flash. To avoid ambiguity, rename SR_TB to indicate the bit used. Signed-off-by: Jungseung Lee --- drivers/mtd/spi-nor/spi-nor.c | 10 +++++----- include/linux/mtd/spi-nor.h | 3 ++- 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 8d4d721fd7f4..7dea5734f085 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1771,7 +1771,7 @@ static void stm_get_locked_range(struct spi_nor *nor, u8 sr, loff_t *ofs, } else { pow = ((sr & mask) ^ mask) >> shift; *len = mtd->size >> pow; - if (nor->flags & SNOR_F_HAS_SR_TB && sr & SR_TB) + if (nor->flags & SNOR_F_HAS_SR_TB && sr & SR_TB_BIT5) *ofs = 0; else *ofs = mtd->size - *len; @@ -1903,13 +1903,13 @@ static int stm_lock(struct spi_nor *nor, loff_t ofs, uint64_t len) if (!(val & mask)) return -EINVAL; - status_new = (status_old & ~mask & ~SR_TB) | val; + status_new = (status_old & ~mask & ~SR_TB_BIT5) | val; /* Disallow further writes if WP pin is asserted */ status_new |= SR_SRWD; if (!use_top) - status_new |= SR_TB; + status_new |= SR_TB_BIT5; /* Don't bother if they're the same */ if (status_new == status_old) @@ -1987,14 +1987,14 @@ static int stm_unlock(struct spi_nor *nor, loff_t ofs, uint64_t len) return -EINVAL; } - status_new = (status_old & ~mask & ~SR_TB) | val; + status_new = (status_old & ~mask & ~SR_TB_BIT5) | val; /* Don't protect status register if we're fully unlocked */ if (lock_len == 0) status_new &= ~SR_SRWD; if (!use_top) - status_new |= SR_TB; + status_new |= SR_TB_BIT5; /* Don't bother if they're the same */ if (status_new == status_old) diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index 5a4623fc586b..5124c306f60b 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -128,7 +128,8 @@ #define SR_BP0 BIT(2) /* Block protect 0 */ #define SR_BP1 BIT(3) /* Block protect 1 */ #define SR_BP2 BIT(4) /* Block protect 2 */ -#define SR_TB BIT(5) /* Top/Bottom protect */ +#define SR_TB_BIT5 BIT(5) /* Top/Bottom protect */ +#define SR_TB_BIT6 BIT(6) /* Top/Bottom protect */ #define SR_SRWD BIT(7) /* SR write protect */ /* Spansion/Cypress specific status bits */ #define SR_E_ERR BIT(5) From patchwork Mon Dec 2 06:35:06 2019 Content-Type: text/plain; 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Mon, 2 Dec 2019 15:35:18 +0900 (KST) Received: from localhost.localdomain (unknown [10.88.100.192]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20191202063517epsmtip254a8e3835a2eab7cd7154e3a3c4b16b8~cel71Jdpf2970329703epsmtip2m; Mon, 2 Dec 2019 06:35:17 +0000 (GMT) From: Jungseung Lee To: js07.lee@gmail.com, Marek Vasut , Tudor Ambarus , linux-mtd@lists.infradead.org, js07.lee@samsung.com Subject: [PATCH 2/3] mtd: spi-nor: Support TB selection using SR bit 6 Date: Mon, 2 Dec 2019 15:35:06 +0900 Message-Id: <20191202063507.21311-2-js07.lee@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191202063507.21311-1-js07.lee@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrPKsWRmVeSWpSXmKPExsWy7bCmru6yDU9iDW4/FrH4O+cdk8Wjm79Z LXY3LWO3OLrnHrPFxyUODqweO2fdZffYvKTe486PpYwefVtWMQawROXYZKQmpqQWKaTmJeen ZOal2yp5B8c7x5uaGRjqGlpamCsp5CXmptoqufgE6Lpl5gCtVVIoS8wpBQoFJBYXK+nb2RTl l5akKmTkF5fYKqUWpOQUGBoU6BUn5haX5qXrJefnWhkaGBiZAlUm5GTM+7ybraBDo+LY1Q+s DYz75LsYOTkkBEwkjs5tZu5i5OIQEtjBKHF911pWCOcTo8SOrZ9YIJxvjBKvmk6wwLScvfiD EcQWEtjLKHFlYQpE0WdGiekt99lAEmwCWhI3fm8CGyUisJBRYt6lJ0wgCWEBN4neb0dYQWwW AVWJuSsOg9m8ApYS33qvM0NskJdYveEAmM0pYCWx8PNydpBBEgJ/WSWmnZ/DClHkIvH8/CR2 CFtY4tXxLVC2lMTL/jYou1hi58qJUM0tjBKPli+BShhLvHu7FmgDBwezgKbE+l36EGFFiZ2/ 54K9xizAJ/Huaw8rSImEAK9ER5sQRImSxJsHLdCQkJC48LgX6hwPif/LHkJDpZdR4vMvxQmM srMQFixgZFzFKJZaUJybnlpsWGCIHE2bGMGJSct0B+OUcz6HGAU4GJV4eA1ePI4VYk0sK67M PcQowcGsJMJ7XelhrBBvSmJlVWpRfnxRaU5q8SFGU2BITmSWEk3OBybNvJJ4Q1MjY2NjCxMz czNTYyVxXo4fF2OFBNITS1KzU1MLUotg+pg4OKUaGO3f2lTuNF32hbHy9tx1GT8OlfiLq9x/ wPL+18MXtTpW86/MOP56mXOw2bL2oCcbZ2+586ziScXxD6funM9LaZFlfsivuq2g5K3mLz6N NNP3Rm0z3K4cSNZ2OsG63eV+9GZNpbu60/8xvz+U8EM+Pk54b57QzTrXm7axxesniHfm1/g6 PBZc80iJpTgj0VCLuag4EQB1IQKfYgMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpnluLIzCtJLcpLzFFi42LZdlhJXnfZhiexBuebGS3+znnHZPHo5m9W i91Ny9gtju65x2zxcYmDA6vHzll32T02L6n3uPNjKaNH35ZVjAEsUVw2Kak5mWWpRfp2CVwZ 8z7vZivo0Kg4dvUDawPjPvkuRk4OCQETibMXfzB2MXJxCAnsZpQ49LSRFSIhIfFo5xeWLkYO IFtY4vDhYpCwkMBHoJq9ziA2m4CWxI3fm1hBekUEljJKXLnygREkISzgJtH77QjYHBYBVYm5 Kw6D2bwClhLfeq8zQ8yXl1i94QCYzSlgJbHw83J2iAWWEj/XXWSfwMi7gJFhFaNkakFxbnpu sWGBYV5quV5xYm5xaV66XnJ+7iZGcPBoae5gvLwk/hCjAAejEg9vx6vHsUKsiWXFlbmHGCU4 mJVEeK8rPYwV4k1JrKxKLcqPLyrNSS0+xCjNwaIkzvs071ikkEB6YklqdmpqQWoRTJaJg1Oq gVE862X3sdyYtVw/3rw5yrNzTena6QoTnnT9mju5JChSbadbu9+WJUe2FKx+eb956YyOqcX8 P78zGmTdaHiZdynhgM8ZWf3rJysM/5SoMt60cpdx1olLEf5+K+Vlkc+uyM2ylx7WNk0qiTis 5LCE+2/ck31PTHlv2hVOn2K59rbfxjBGn5aC+J9KLMUZiYZazEXFiQBmr5GpGgIAAA== X-CMS-MailID: 20191202063518epcas1p1bd11a13b9092ba5d4df9452c73c07bf8 X-Msg-Generator: CA X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20191202063518epcas1p1bd11a13b9092ba5d4df9452c73c07bf8 References: <20191202063507.21311-1-js07.lee@samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191201_223524_959636_A555240D X-CRM114-Status: GOOD ( 18.64 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [203.254.224.34 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org There are some flashes to use bit 6 of status register for Top/Bottom (TB). Use top/bottom bit variable instead of fixed value and support this case. Signed-off-by: Jungseung Lee --- drivers/mtd/spi-nor/spi-nor.c | 34 +++++++++++++++++++++++++++------- include/linux/mtd/spi-nor.h | 1 + 2 files changed, 28 insertions(+), 7 deletions(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 7dea5734f085..227b56b0a5b0 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -196,7 +196,7 @@ struct flash_info { u16 page_size; u16 addr_width; - u16 flags; + u32 flags; #define SECT_4K BIT(0) /* SPINOR_OP_BE_4K works uniformly */ #define SPI_NOR_NO_ERASE BIT(1) /* No erase command needed */ #define SST_WRITE BIT(2) /* use SST byte programming */ @@ -233,6 +233,11 @@ struct flash_info { #define SPI_NOR_SKIP_SFDP BIT(13) /* Skip parsing of SFDP tables */ #define USE_CLSR BIT(14) /* use CLSR command */ #define SPI_NOR_OCTAL_READ BIT(15) /* Flash supports Octal Read */ +#define SPI_NOR_TB_SR_BIT6 BIT(16) /* + * Top/Bottom (TB) is bit 6 of + * status register. Must be used with + * SPI_NOR_HAS_TB. + */ /* Part specific fixup hooks. */ const struct spi_nor_fixups *fixups; @@ -1761,9 +1766,13 @@ static void stm_get_locked_range(struct spi_nor *nor, u8 sr, loff_t *ofs, { struct mtd_info *mtd = &nor->mtd; u8 mask = SR_BP2 | SR_BP1 | SR_BP0; + u8 tb_mask = SR_TB_BIT5; int shift = ffs(mask) - 1; int pow; + if (nor->flags & SNOR_F_HAS_SR_TB_BIT6) + tb_mask = SR_TB_BIT6; + if (!(sr & mask)) { /* No protection */ *ofs = 0; @@ -1771,7 +1780,7 @@ static void stm_get_locked_range(struct spi_nor *nor, u8 sr, loff_t *ofs, } else { pow = ((sr & mask) ^ mask) >> shift; *len = mtd->size >> pow; - if (nor->flags & SNOR_F_HAS_SR_TB && sr & SR_TB_BIT5) + if (nor->flags & SNOR_F_HAS_SR_TB && sr & tb_mask) *ofs = 0; else *ofs = mtd->size - *len; @@ -1850,6 +1859,7 @@ static int stm_lock(struct spi_nor *nor, loff_t ofs, uint64_t len) struct mtd_info *mtd = &nor->mtd; int ret, status_old, status_new; u8 mask = SR_BP2 | SR_BP1 | SR_BP0; + u8 tb_mask = SR_TB_BIT5; u8 shift = ffs(mask) - 1, pow, val; loff_t lock_len; bool can_be_top = true, can_be_bottom = nor->flags & SNOR_F_HAS_SR_TB; @@ -1886,6 +1896,9 @@ static int stm_lock(struct spi_nor *nor, loff_t ofs, uint64_t len) else lock_len = ofs + len; + if (nor->flags & SNOR_F_HAS_SR_TB_BIT6) + tb_mask = SR_TB_BIT6; + /* * Need smallest pow such that: * @@ -1903,13 +1916,13 @@ static int stm_lock(struct spi_nor *nor, loff_t ofs, uint64_t len) if (!(val & mask)) return -EINVAL; - status_new = (status_old & ~mask & ~SR_TB_BIT5) | val; + status_new = (status_old & ~mask & ~tb_mask) | val; /* Disallow further writes if WP pin is asserted */ status_new |= SR_SRWD; if (!use_top) - status_new |= SR_TB_BIT5; + status_new |= tb_mask; /* Don't bother if they're the same */ if (status_new == status_old) @@ -1932,6 +1945,7 @@ static int stm_unlock(struct spi_nor *nor, loff_t ofs, uint64_t len) struct mtd_info *mtd = &nor->mtd; int ret, status_old, status_new; u8 mask = SR_BP2 | SR_BP1 | SR_BP0; + u8 tb_mask = SR_TB_BIT5; u8 shift = ffs(mask) - 1, pow, val; loff_t lock_len; bool can_be_top = true, can_be_bottom = nor->flags & SNOR_F_HAS_SR_TB; @@ -1968,6 +1982,8 @@ static int stm_unlock(struct spi_nor *nor, loff_t ofs, uint64_t len) else lock_len = ofs; + if (nor->flags & SNOR_F_HAS_SR_TB_BIT6) + tb_mask = SR_TB_BIT6; /* * Need largest pow such that: * @@ -1987,14 +2003,14 @@ static int stm_unlock(struct spi_nor *nor, loff_t ofs, uint64_t len) return -EINVAL; } - status_new = (status_old & ~mask & ~SR_TB_BIT5) | val; + status_new = (status_old & ~mask & ~tb_mask) | val; /* Don't protect status register if we're fully unlocked */ if (lock_len == 0) status_new &= ~SR_SRWD; if (!use_top) - status_new |= SR_TB_BIT5; + status_new |= tb_mask; /* Don't bother if they're the same */ if (status_new == status_old) @@ -5142,8 +5158,12 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, if (info->flags & USE_FSR) nor->flags |= SNOR_F_USE_FSR; - if (info->flags & SPI_NOR_HAS_TB) + if (info->flags & SPI_NOR_HAS_TB) { nor->flags |= SNOR_F_HAS_SR_TB; + if (info->flags & SPI_NOR_TB_SR_BIT6) + nor->flags |= SNOR_F_HAS_SR_TB_BIT6; + } + if (info->flags & NO_CHIP_ERASE) nor->flags |= SNOR_F_NO_OP_CHIP_ERASE; if (info->flags & USE_CLSR) diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index 5124c306f60b..7e32adce72f7 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -245,6 +245,7 @@ enum spi_nor_option_flags { SNOR_F_HAS_LOCK = BIT(8), SNOR_F_HAS_16BIT_SR = BIT(9), SNOR_F_NO_READ_CR = BIT(10), + SNOR_F_HAS_SR_TB_BIT6 = BIT(11), }; From patchwork Mon Dec 2 06:35:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jungseung Lee X-Patchwork-Id: 1202963 X-Patchwork-Delegate: tudor.ambarus@gmail.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; 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Mon, 2 Dec 2019 06:35:17 +0000 (GMT) From: Jungseung Lee To: js07.lee@gmail.com, Marek Vasut , Tudor Ambarus , linux-mtd@lists.infradead.org, js07.lee@samsung.com Subject: [PATCH 3/3] mtd: spi-nor: Fix wrong TB selection of GD25Q256 Date: Mon, 2 Dec 2019 15:35:07 +0900 Message-Id: <20191202063507.21311-3-js07.lee@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191202063507.21311-1-js07.lee@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrLKsWRmVeSWpSXmKPExsWy7bCmvu6yDU9iDV4/FLH4O+cdk8Wjm79Z LXY3LWO3OLrnHrPFxyUODqweO2fdZffYvKTe486PpYwefVtWMQawROXYZKQmpqQWKaTmJeen ZOal2yp5B8c7x5uaGRjqGlpamCsp5CXmptoqufgE6Lpl5gCtVVIoS8wpBQoFJBYXK+nb2RTl l5akKmTkF5fYKqUWpOQUGBoU6BUn5haX5qXrJefnWhkaGBiZAlUm5GQ8e9zEWLCPreLajJvs DYzrWLsYOTkkBEwkrt04xt7FyMUhJLCDUeLshYNgCSGBT4wSJ34aQiS+MUrMOTMDruP7hn9s EIm9jBIXp52Dav/MKNH2exlYFZuAlsSN35tYQRIiAgsZJeZdesIEkhAWcJWYefU0O4jNIqAq 8fr2ZDYQm1fAUuLYg4dMECvkJVZvOMAMYnMKWEks/LycHSLeyCbR8TOqi5EDyHaROP7QDSIs LPHq+BaoEimJl/1tUHaxxM6VE8GOkxBoYZR4tHwJVMJY4t3btcwgc5gFNCXW79KHCCtK7Pw9 lxHEZhbgk3j3tYcVYhWvREebEESJksSbBy0sELaExIXHvVAlHhLvHphBgqGXUWLjot+MExhl ZyEsWMDIuIpRLLWgODc9tdiwwBg5kjYxgpOSlvkOxg3nfA4xCnAwKvHwGrx4HCvEmlhWXJl7 iFGCg1lJhPe60sNYId6UxMqq1KL8+KLSnNTiQ4ymwHCcyCwlmpwPTJh5JfGGpkbGxsYWJmbm ZqbGSuK8HD8uxgoJpCeWpGanphakFsH0MXFwSjUw+iYt0TkaEquSl/A53kvnzpfs0zcqQ1v/ 1Hs33WB3UhBc+KBCRiVrc2gYW7jqz8wAxpv+PFPzdrq8/nv38tqExt+biq173mhO/Wztelws MoNB5639dvt7zN1sYft4Q+03v2ljsCzu26CjfLNYgHOPy/IPYlc/6Zwz9mh5fNS39mHVzxrV eTOVWIozEg21mIuKEwEzfdamYAMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFupgluLIzCtJLcpLzFFi42LZdlhJXnfZhiexBod2MFv8nfOOyeLRzd+s FrublrFbHN1zj9ni4xIHB1aPnbPusntsXlLvcefHUkaPvi2rGANYorhsUlJzMstSi/TtErgy nj1uYizYx1ZxbcZN9gbGdaxdjJwcEgImEt83/GPrYuTiEBLYzShxbt5TNoiEhMSjnV9Yuhg5 gGxhicOHiyFqPjJKLFnxiAmkhk1AS+LG702sIAkRgaWMEleufGAESQgLuErMvHqaHcRmEVCV eH17MthQXgFLiWMPHjJBLJCXWL3hADOIzSlgJbHw83KweiGgmp/rLrJPYORdwMiwilEytaA4 Nz232LDAMC+1XK84Mbe4NC9dLzk/dxMjOHy0NHcwXl4Sf4hRgINRiYe349XjWCHWxLLiytxD jBIczEoivNeVHsYK8aYkVlalFuXHF5XmpBYfYpTmYFES532adyxSSCA9sSQ1OzW1ILUIJsvE wSnVwOiifmLFe9kj149ezhQyzZvy6rO937yWd+lLD/E823Rp3q60HLMNVXVmDMcapvOqncjt YfecwLA1obl19yfuiq137oX37lUp8GS7Fmx2R+nbnDeXonx3b3c8rbbS6fAsN4dJPpXnJiQY 1Iad4JBM7gv8M7F/if+Dyj/bzzJOkb1vpNJw+A+D0FYlluKMREMt5qLiRABPjgASGwIAAA== X-CMS-MailID: 20191202063518epcas1p4c27eb3123148b1ce151144409c632e3d X-Msg-Generator: CA X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20191202063518epcas1p4c27eb3123148b1ce151144409c632e3d References: <20191202063507.21311-1-js07.lee@samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191201_223524_950806_F050BF65 X-CRM114-Status: GOOD ( 14.68 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [203.254.224.25 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org For GD25Q256, wrong SR bit for top/bottom selection are being used. Fix it to use appropriate bit. Signed-off-by: Jungseung Lee --- drivers/mtd/spi-nor/spi-nor.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 227b56b0a5b0..7cd29491ceae 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2395,7 +2395,8 @@ static const struct flash_info spi_nor_ids[] = { { "gd25q256", INFO(0xc84019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | - SPI_NOR_4B_OPCODES | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) + SPI_NOR_4B_OPCODES | SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | + SPI_NOR_TB_SR_BIT6) .fixups = &gd25q256_fixups, },