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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-29 15:58:59 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-30 23:16:32 +0100 |
| commit | 74bc80931c8bc34d24545f992a35349ad548897c (patch) | |
| tree | 402cb830059e78812ba32d3aa9245cc82c3a8ca3 /arch | |
| parent | 831e8047eb2af310184a9d4d9e749f3de119ae39 (diff) | |
| download | op-kernel-dev-74bc80931c8bc34d24545f992a35349ad548897c.zip op-kernel-dev-74bc80931c8bc34d24545f992a35349ad548897c.tar.gz | |
ARM: Fix Versatile/Realview/VExpress MMC card detection sense
The MMC card detection sense has become really confused with negations
at various levels, leading to some platforms not detecting inserted
cards. Fix this by converting everything to positive logic throughout,
thereby getting rid of these negations.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-realview/core.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-vexpress/v2m.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 595be19..02e9fdeb 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -237,7 +237,7 @@ static unsigned int realview_mmc_status(struct device *dev) else mask = 2; - return !(readl(REALVIEW_SYSMCI) & mask); + return readl(REALVIEW_SYSMCI) & mask; } struct mmci_platform_data realview_mmc0_plat_data = { diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c index d250711..c842397 100644 --- a/arch/arm/mach-vexpress/v2m.c +++ b/arch/arm/mach-vexpress/v2m.c @@ -241,7 +241,7 @@ static struct platform_device v2m_flash_device = { static unsigned int v2m_mmci_status(struct device *dev) { - return !(readl(MMIO_P2V(V2M_SYS_MCI)) & (1 << 0)); + return readl(MMIO_P2V(V2M_SYS_MCI)) & (1 << 0); } static struct mmci_platform_data v2m_mmci_data = { |
