linux-kernel - [PATCH 2/3] mmc: sdhci: Add support for o2 eMMC HS200 mode and hardware tuning

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20171228095942.3994-1-ernest.zhang@bayhubtech.com>
Date:   Thu, 28 Dec 2017 17:59:42 +0800
From:   "ernest.zhang" <ernest.zhang@...hubtech.com>
To:     adrian.hunter@...el.com, ulf.hansson@...aro.org,
        linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     yuxiang.wan@...hubtech.com, xiaoguang.yu@...hubtech.com,
        shirley.her@...hubtech.com
Subject: [PATCH 2/3] mmc: sdhci: Add support for o2 eMMC HS200 mode and hardware tuning

Add register definition for eMMC HS200 mode. Add bitmask definition
for hardware tuning function.

Signed-off-by: ernest.zhang <ernest.zhang@...hubtech.com>
---
 drivers/mmc/host/sdhci-pci-o2micro.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mmc/host/sdhci-pci-o2micro.h b/drivers/mmc/host/sdhci-pci-o2micro.h
index 770f53857211..5a4671d5a511 100644
--- a/drivers/mmc/host/sdhci-pci-o2micro.h
+++ b/drivers/mmc/host/sdhci-pci-o2micro.h
@@ -49,6 +49,7 @@
 #define O2_SD_MISC_CTRL4	0xFC
 #define O2_SD_TUNING_CTRL	0x300
 #define O2_SD_PLL_SETTING	0x304
+#define O2_SD_MISC_SETTING	0x308
 #define O2_SD_CLK_SETTING	0x328
 #define O2_SD_CAP_REG2		0x330
 #define O2_SD_CAP_REG0		0x334
@@ -62,6 +63,8 @@
 #define O2_SD_FREG4_ENABLE_CLK_SET	BIT(22)
 
 #define O2_SD_VENDOR_SETTING	0x110
+#define O2_SD_HW_TUNING_ENABLE	BIT(4)
+
 #define O2_SD_VENDOR_SETTING2	0x1C8
 
 extern int sdhci_pci_o2_probe_slot(struct sdhci_pci_slot *slot);
-- 
2.14.1