ARM: Tegra: Cardhu: Setting sdmmc drive strengths
naveenk [Fri, 12 Aug 2011 14:16:35 +0000 (19:16 +0530)]
configuring sdmmc drive strengths as suggested
by HW team based on Characterization results

Bug 799568

Original-Change-Id: Id30505659aefb9c63a24f8baa8296a62723710b4
Reviewed-on: http://git-master/r/46949
Tested-by: Naveen Kumar Arepalli <naveenk@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>

Rebase-Id: R983ccfd877f7fab88a3107e60e95a462640a2c58

arch/arm/mach-tegra/board-cardhu-pinmux.c

index fcf6d77..3ecb649 100644 (file)
@@ -87,7 +87,7 @@ static __initdata struct tegra_drive_pingroup_config cardhu_drive_pinmux[] = {
        SET_DRIVE(UART3,        DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
 
        /* SDMMC1 */
-       SET_DRIVE(SDIO1,        DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),
+       SET_DRIVE(SDIO1,        DISABLE, DISABLE, DIV_1, 46, 42, FAST, FAST),
 
        /* SDMMC3 */
        SET_DRIVE(SDIO3,        DISABLE, ENABLE, DIV_1, 31, 31, FASTEST, FASTEST),