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Thu, 23 Mar 2017 03:21:39 +0900 (KST) From: Bartlomiej Zolnierkiewicz To: Tejun Heo Cc: Sekhar Nori , Sergei Shtylyov , Kevin Hilman , Arnd Bergmann , Russell King , Dmitry Eremin-Solenikov , linux-ide@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, b.zolnierkie@samsung.com Subject: [PATCH v3 3/5] pata_bk3710: clear status bits of BMISP on chipset initialization Date: Wed, 22 Mar 2017 19:21:00 +0100 Message-id: <1490206862-26065-4-git-send-email-b.zolnierkie@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1490206862-26065-1-git-send-email-b.zolnierkie@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrOIsWRmVeSWpSXmKPExsWy7bCmpu6WA5ciDNZ/1bT4O+kYu8XGGetZ LSY9ec9s8bN9C5PFpsfXWC2O7XjEZHF51xw2i9uXeS32925gsjiz6ha7xa/lRxkduD1amnvY PH7/msTo8f5GK7vHg6n/mTx2zrrL7rFpVSebx+Yl9R59W1Yxehy/sZ3J4/MmuQCuKC6blNSc zLLUIn27BK6MZZfPMRXcZau4c38xcwPjJdYuRk4OCQETiZXPLzND2GISF+6tZ+ti5OIQEljK KHGn5xY7hNPOJPG0YQUTTMfjDXdYIBJzGCXW9TxggnB+MUr8+3ueBaSKTcBKYmL7KkYQW0RA VuLKtIeMIEXMAl+YJDZ0XgRLCAtES3yYvpANxGYRUJW4NPEdWDOvgIfElHn/odbJSZw8Nhno WA4OTgFPiYetGiBzJAS2sUu8er4VLC4BtGDTAagfXCTu79nPAmELS7w6voUdwpaW+Lv0FiOE PZ1RYvtvCYg5mxklVu2eAFVkLXH4+EVwwDAL8En0/n7CBDGfV6KjTQiixEPiSNc+NgjbUWLO 8QZmeEgseDCbZQKjzAJGhlWMYqkFxbnpqcWmBUZ6xYm5xaV56XrJ+bmbGMHJQUt3B+OXBd6H GAU4GJV4eB+suBQhxJpYVlyZe4hRgoNZSYS3fA9QiDclsbIqtSg/vqg0J7X4EKM0B4uSOG+U wcQIIYH0xJLU7NTUgtQimCwTB6dUA+OCSXN4RX29ctYmO/yKWfTr9vMSldnW9pOnF3/NX/sp yOjQ5PTUbXO3aQc8jfG+3ZK9W7/10V0ryRkHNE+82XNam7s29KD/lvRLH9NbAtSESldHzmS9 YdOrn5AR5RmuLXhr8q+utF+qZouypB0/+julXzB8wNK/vUexrm6DVF350VrGOd+mqCmxFGck GmoxFxUnAgB1gr9ACgMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprOIsWRmVeSWpSXmKPExsVy+t9jQd3NBy5FGOz7Lmvxd9IxdouNM9az Wkx68p7Z4mf7FiaLTY+vsVoc2/GIyeLyrjlsFrcv81rs793AZHFm1S12i1/LjzI6cHu0NPew efz+NYnR4/2NVnaPB1P/M3nsnHWX3WPTqk42j81L6j36tqxi9Dh+YzuTx+dNcgFcUW42GamJ KalFCql5yfkpmXnptkqhIW66FkoKeYm5qbZKEbq+IUFKCmWJOaVAnpEBGnBwDnAPVtK3S3DL WHb5HFPBXbaKO/cXMzcwXmLtYuTkkBAwkXi84Q4LhC0mceHeerYuRi4OIYFZjBIrXn5nB0kI CfxilHjy3QfEZhOwkpjYvooRxBYRkJW4Mu0hI0gDs8A3Jomdb3+BNQgLREt8mL6QDcRmEVCV uDTxHdgGXgEPiSnz/jNBbJOTOHlsMtAVHBycAp4SD1s1IHZ5SHxZOJt1AiPvAkaGVYwSqQXJ BcVJ6blGeanlesWJucWleel6yfm5mxjBkfJMegfj4V3uhxgFOBiVeHgjai5FCLEmlhVX5h5i lOBgVhLhLd8DFOJNSaysSi3Kjy8qzUktPsRoCnTXRGYp0eR8YBTnlcQbmpibmBsbWJhbWpoY KYnzNs5+Fi4kkJ5YkpqdmlqQWgTTx8TBKdXAWJ+z9sSdzItu6+YeeR7v8b/mwDSFgKorc7yr 9Y1FYm5qlV2JVy+1PqCya/Pawj9pZ429eG6WJHDfLTwdwZ2w8VtFj7Fmw3Sn74x2/Nz3ZObk hM3MkPRhXvCh/YBSQomZyys+Pl4VwQWOrYK9ussmdoceEuGQzJ5pJKJuErVRzjnh8FIL/1dK LMUZiYZazEXFiQCymd88qgIAAA== X-MTR: 20000000000000000@CPGS X-CMS-MailID: 20170322182139epcas5p32d912444c0be8747565a4979f8744572 X-Msg-Generator: CA X-Sender-IP: 203.254.230.27 X-Local-Sender: =?UTF-8?B?QmFydGxvbWllaiBab2xuaWVya2lld2ljehtTUlBPTC1LZXJu?= =?UTF-8?B?ZWwgKFRQKRvsgrzshLHsoITsnpAbU2VuaW9yIFNvZnR3YXJlIEVuZ2luZWVy?= X-Global-Sender: =?UTF-8?B?QmFydGxvbWllaiBab2xuaWVya2lld2ljehtTUlBPTC1LZXJu?= =?UTF-8?B?ZWwgKFRQKRtTYW1zdW5nIEVsZWN0cm9uaWNzG1NlbmlvciBTb2Z0d2FyZSBF?= =?UTF-8?B?bmdpbmVlcg==?= X-Sender-Code: =?UTF-8?B?QzEwG0VIURtDMTBDRDAyQ0QwMjczOTI=?= CMS-TYPE: 105P X-HopCount: 7 X-CMS-RootMailID: 20170322182139epcas5p32d912444c0be8747565a4979f8744572 X-RootMTR: 20170322182139epcas5p32d912444c0be8747565a4979f8744572 References: <1490206862-26065-1-git-send-email-b.zolnierkie@samsung.com> Sender: linux-ide-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org Clear IORDYINT, INTRSTAT and DMAERROR bits of BMISP register (value '1' needs to be written to the bit to clear it). Suggested-by: Sergei Shtylyov Signed-off-by: Bartlomiej Zolnierkiewicz Acked-by: Sergei Shtylyov --- drivers/ata/pata_bk3710.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/ata/pata_bk3710.c b/drivers/ata/pata_bk3710.c index f22e4bf..6c3bd5f 100644 --- a/drivers/ata/pata_bk3710.c +++ b/drivers/ata/pata_bk3710.c @@ -276,7 +276,7 @@ static void pata_bk3710_chipinit(void __iomem *base) * (ATA_BMISP_INTRSTAT , CLEAR) | * (ATA_BMISP_DMAERROR , CLEAR) */ - iowrite16(0, base + BK3710_BMISP); + iowrite16(0xE, base + BK3710_BMISP); pata_bk3710_setpiomode(base, NULL, 0, 600, 0); pata_bk3710_setpiomode(base, NULL, 1, 600, 0);