openwrtv3/target/linux/brcm2708/patches-4.4/0124-bcm2835-mmc-Don-t-override-bus-width-capabilities-fr.patch
Álvaro Fernández Rojas dab5a44067 brcm2708: update linux 4.4 patches to latest version
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As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2017-02-06 22:24:42 +01:00

24 lines
875 B
Diff

From 78d792a868d92d6d4703fa1e60c5dd0d84bdf6ff Mon Sep 17 00:00:00 2001
From: Andrew Litt <ajlitt@splunge.net>
Date: Mon, 11 Jan 2016 07:54:21 +0000
Subject: [PATCH] bcm2835-mmc: Don't override bus width capabilities from
devicetree
Take out the force setting of the MMC_CAP_4_BIT_DATA host capability
so that the result read from devicetree via mmc_of_parse() is
preserved.
---
drivers/mmc/host/bcm2835-mmc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/mmc/host/bcm2835-mmc.c
+++ b/drivers/mmc/host/bcm2835-mmc.c
@@ -1305,7 +1305,7 @@ static int bcm2835_mmc_add_host(struct b
/* host controller capabilities */
mmc->caps |= MMC_CAP_CMD23 | MMC_CAP_ERASE | MMC_CAP_NEEDS_POLL |
MMC_CAP_SDIO_IRQ | MMC_CAP_SD_HIGHSPEED |
- MMC_CAP_MMC_HIGHSPEED | MMC_CAP_4_BIT_DATA;
+ MMC_CAP_MMC_HIGHSPEED;
mmc->caps2 |= MMC_CAP2_SDIO_IRQ_NOTHREAD;