2018-05-26 09:32:30

by Robert Jarzmik

Subject: [PATCH] mfd: asic3: Fix the broken MMC card detection

The MMC framework requires the ocr_mask to be provided. Without it, the
SD card is not detected, especially on the hx4700 platform.

Signed-off-by: Robert Jarzmik <[email protected]>
---
drivers/mfd/asic3.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index cf2e25ab2940..1531302a50ec 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -31,6 +31,8 @@
#include <linux/mfd/ds1wm.h>
#include <linux/mfd/tmio.h>

+#include <linux/mmc/host.h>
+
enum {
ASIC3_CLOCK_SPI,
ASIC3_CLOCK_OWM,
@@ -719,6 +721,7 @@ static void asic3_mmc_clk_div(struct platform_device *pdev, int state)

static struct tmio_mmc_data asic3_mmc_data = {
.hclk = 24576000,
+ .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
.set_pwr = asic3_mmc_pwr,
.set_clk_div = asic3_mmc_clk_div,
};
--
2.11.0

2018-06-04 07:41:14

by Lee Jones

Subject: Re: [PATCH] mfd: asic3: Fix the broken MMC card detection

On Sat, 26 May 2018, Robert Jarzmik wrote:

> The MMC framework requires the ocr_mask to be provided. Without it, the
> SD card is not detected, especially on the hx4700 platform.
>
> Signed-off-by: Robert Jarzmik <[email protected]>
> ---
> drivers/mfd/asic3.c | 3 +++
> 1 file changed, 3 insertions(+)

Applied, thanks.

--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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