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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2010-05-19 18:36:02 +0000
committerPaul Mundt <lethal@linux-sh.org>2010-05-22 17:05:21 +0900
commitac8fb3e8627d5494f3d2221925a82be4c1778b0e (patch)
tree5e2e62928e4eeb67aac2363b613ec087546912d6 /include/linux/mfd/tmio.h
parent65a1b0347a329422e939e14daae6dad9a29e9cf2 (diff)
downloadblackbird-op-linux-ac8fb3e8627d5494f3d2221925a82be4c1778b0e.tar.gz
blackbird-op-linux-ac8fb3e8627d5494f3d2221925a82be4c1778b0e.zip
tmio: add a platform flag to disable card write-protection detection
Write-protection status is not always available, e.g., micro-SD cards do not have a write-protection switch at all. This patch adds a flag to let platforms force tmio_mmc to consider the card writable. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Ian Molton <ian@mnementh.co.uk> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/linux/mfd/tmio.h')
-rw-r--r--include/linux/mfd/tmio.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index 360fc953d7bb..feeed0b9ee70 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -50,6 +50,9 @@
tmio_iowrite16((val) >> 16, (base) + ((reg + 2) << (shift))); \
} while (0)
+/* tmio MMC platform flags */
+#define TMIO_MMC_WRPROTECT_DISABLE (1 << 0)
+
int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base);
int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base);
void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state);
@@ -66,6 +69,7 @@ struct tmio_mmc_dma {
struct tmio_mmc_data {
unsigned int hclk;
unsigned long capabilities;
+ unsigned long flags;
struct tmio_mmc_dma *dma;
void (*set_pwr)(struct platform_device *host, int state);
void (*set_clk_div)(struct platform_device *host, int state);
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