From 74e32d1b68f177f9c998041d789253df9c7f3575 Mon Sep 17 00:00:00 2001 From: Paul Parsons Date: Sun, 15 May 2011 14:13:11 +0000 Subject: [PATCH] mfd: Fix ASIC3 SD Host Controller Configuration size The size of the TC6380AF SD Host Controller Configuration area is 0x200 bytes (assuming registers are aligned on 32-bit boundaries), not 0x400 bytes. Source: Toshiba TC6380AF Specification sections 4.2 and 4.3.1 Signed-off-by: Paul Parsons Signed-off-by: Samuel Ortiz --- drivers/mfd/asic3.c | 3 ++- include/linux/mfd/asic3.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index 52e56ea43a85..c27fd1fc3b86 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -856,7 +856,8 @@ static int __init asic3_mfd_probe(struct platform_device *pdev, /* MMC */ asic->tmio_cnf = ioremap((ASIC3_SD_CONFIG_BASE >> asic->bus_shift) + - mem_sdio->start, 0x400 >> asic->bus_shift); + mem_sdio->start, + ASIC3_SD_CONFIG_SIZE >> asic->bus_shift); if (!asic->tmio_cnf) { ret = -ENOMEM; dev_dbg(asic->dev, "Couldn't ioremap SD_CONFIG\n"); diff --git a/include/linux/mfd/asic3.h b/include/linux/mfd/asic3.h index d0dd3ebd8488..ed793b77a1c5 100644 --- a/include/linux/mfd/asic3.h +++ b/include/linux/mfd/asic3.h @@ -297,6 +297,7 @@ struct asic3_platform_data { * *****************************************************************************/ #define ASIC3_SD_CONFIG_BASE 0x0400 /* Assumes 32 bit addressing */ +#define ASIC3_SD_CONFIG_SIZE 0x0200 /* Assumes 32 bit addressing */ #define ASIC3_SD_CTRL_BASE 0x1000 #define ASIC3_SDIO_CTRL_BASE 0x1200 -- GitLab