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| author | Lars-Peter Clausen <lars@metafoo.de> | 2010-08-04 13:26:22 +0000 |
|---|---|---|
| committer | Lars-Peter Clausen <lars@metafoo.de> | 2010-08-04 13:26:22 +0000 |
| commit | 5b8cbd5d5ae7a435ae22d1d8eea559523fe8926d (patch) | |
| tree | 28a02604005037b3777e2fd813084690b726ecf4 /target/linux/xburst/patches-2.6.35/054-mmc.patch | |
| parent | 20417d6663c6918fc49cc59126cad7a01107f42f (diff) | |
| download | upstream-5b8cbd5d5ae7a435ae22d1d8eea559523fe8926d.tar.gz upstream-5b8cbd5d5ae7a435ae22d1d8eea559523fe8926d.tar.bz2 upstream-5b8cbd5d5ae7a435ae22d1d8eea559523fe8926d.zip | |
Fix mmc card detection
SVN-Revision: 22481
Diffstat (limited to 'target/linux/xburst/patches-2.6.35/054-mmc.patch')
| -rw-r--r-- | target/linux/xburst/patches-2.6.35/054-mmc.patch | 35 |
1 files changed, 22 insertions, 13 deletions
diff --git a/target/linux/xburst/patches-2.6.35/054-mmc.patch b/target/linux/xburst/patches-2.6.35/054-mmc.patch index 842dcac4bb..74ab97308f 100644 --- a/target/linux/xburst/patches-2.6.35/054-mmc.patch +++ b/target/linux/xburst/patches-2.6.35/054-mmc.patch @@ -1,4 +1,4 @@ -From 34e75141dfd8edae48030b61741c294fd0f952b1 Mon Sep 17 00:00:00 2001 +From 11bc6d97096ab89da31f628c89b19ff37dfdd526 Mon Sep 17 00:00:00 2001 From: Lars-Peter Clausen <lars@metafoo.de> Date: Thu, 15 Jul 2010 20:06:04 +0000 Subject: [PATCH] MMC: Add support for the controller on JZ4740 SoCs. @@ -16,11 +16,14 @@ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> arch/mips/include/asm/mach-jz4740/jz4740_mmc.h | 15 + drivers/mmc/host/Kconfig | 9 + drivers/mmc/host/Makefile | 1 + - drivers/mmc/host/jz4740_mmc.c | 1033 ++++++++++++++++++++++++ - 4 files changed, 1058 insertions(+), 0 deletions(-) + drivers/mmc/host/jz4740_mmc.c | 1029 ++++++++++++++++++++++++ + 4 files changed, 1054 insertions(+), 0 deletions(-) create mode 100644 arch/mips/include/asm/mach-jz4740/jz4740_mmc.h create mode 100644 drivers/mmc/host/jz4740_mmc.c +diff --git a/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h b/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h +new file mode 100644 +index 0000000..8543f43 --- /dev/null +++ b/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h @@ -0,0 +1,15 @@ @@ -39,9 +42,11 @@ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> +}; + +#endif +diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig +index f06d06e..d25e22c 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig -@@ -457,3 +457,12 @@ config MMC_SH_MMCIF +@@ -432,3 +432,12 @@ config MMC_SH_MMCIF This selects the MMC Host Interface controler (MMCIF). This driver supports MMCIF in sh7724/sh7757/sh7372. @@ -54,19 +59,24 @@ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> + SoCs. + If you have a board based on such a SoC and with a SD/MMC slot, + say Y or M here. +diff --git a/drivers/mmc/host/Makefile b/drivers/mmc/host/Makefile +index e30c2ee..f4e53c9 100644 --- a/drivers/mmc/host/Makefile +++ b/drivers/mmc/host/Makefile -@@ -37,6 +37,7 @@ obj-$(CONFIG_MMC_VIA_SDMMC) += via-sdmmc - obj-$(CONFIG_GPIOMMC) += gpiommc.o +@@ -36,6 +36,7 @@ obj-$(CONFIG_MMC_CB710) += cb710-mmc.o + obj-$(CONFIG_MMC_VIA_SDMMC) += via-sdmmc.o obj-$(CONFIG_SDH_BFIN) += bfin_sdh.o obj-$(CONFIG_MMC_SH_MMCIF) += sh_mmcif.o +obj-$(CONFIG_MMC_JZ4740) += jz4740_mmc.o obj-$(CONFIG_MMC_SDHCI_OF) += sdhci-of.o sdhci-of-y := sdhci-of-core.o +diff --git a/drivers/mmc/host/jz4740_mmc.c b/drivers/mmc/host/jz4740_mmc.c +new file mode 100644 +index 0000000..ad4f987 --- /dev/null +++ b/drivers/mmc/host/jz4740_mmc.c -@@ -0,0 +1,1033 @@ +@@ -0,0 +1,1029 @@ +/* + * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de> + * JZ4740 SD/MMC controller driver @@ -830,24 +840,20 @@ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> +static int __devinit jz4740_mmc_request_cd_irq(struct platform_device *pdev, + struct jz4740_mmc_host *host) +{ -+ int ret; + struct jz4740_mmc_platform_data *pdata = pdev->dev.platform_data; + -+ if (gpio_is_valid(pdata->gpio_card_detect)) ++ if (!gpio_is_valid(pdata->gpio_card_detect)) + return 0; + + host->card_detect_irq = gpio_to_irq(pdata->gpio_card_detect); -+ + if (host->card_detect_irq < 0) { + dev_warn(&pdev->dev, "Failed to get card detect irq\n"); + return 0; + } ++ + return request_irq(host->card_detect_irq, jz4740_mmc_card_detect_irq, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + "MMC card detect", host); -+ -+ -+ return ret; +} + +static void jz4740_mmc_free_gpios(struct platform_device *pdev) @@ -1100,3 +1106,6 @@ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> +MODULE_DESCRIPTION("JZ4740 SD/MMC controller driver"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); +-- +1.5.6.5 + |