hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

mmc: let MFD's provide supported Vdd card voltages to tmio_mmc 

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>
This commit is contained in:
Guennadi Liakhovetski 2010-05-19 18:37:25 +00:00 committed by Paul Mundt
parent 8f4b3036d1
commit a2b14dc961
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/mmc/host/tmio_mmc.c
View File

@ -847,7 +847,10 @@ static int __devinit tmio_mmc_probe(struct platform_device *dev)
mmc->caps |= pdata->capabilities;
mmc->f_max = pdata->hclk;
mmc->f_min = mmc->f_max / 512;
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
if (pdata->ocr_mask)
mmc->ocr_avail = pdata->ocr_mask;
else
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
/* Tell the MFD core we are ready to be enabled */
if (cell->enable) {

1
include/linux/mfd/tmio.h
View File

@ -70,6 +70,7 @@ struct tmio_mmc_data {
unsigned int hclk;
unsigned long capabilities;
unsigned long flags;
u32 ocr_mask; /* available voltages */
struct tmio_mmc_dma *dma;
void (*set_pwr)(struct platform_device *host, int state);
void (*set_clk_div)(struct platform_device *host, int state);