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Mediatek ECC changes:

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* Also parse the default nand-ecc-engine property if available
 * Make mtk_ecc.c a separated module
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spi: Pull Mediatek ECC changes

Mediatek ECC changes:
* Also parse the default nand-ecc-engine property if available
* Make mtk_ecc.c a separated module

needed for SPI controller driver
This commit is contained in:
Mark Brown 2022-04-27 17:22:02 +01:00
commit 26ac2436f3
7 changed files with 16 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/mtd/nand/Kconfig
View File

@ -53,6 +53,13 @@ config MTD_NAND_ECC_MXIC
help
This enables support for the hardware ECC engine from Macronix.
config MTD_NAND_ECC_MEDIATEK
tristate "Mediatek hardware ECC engine"
depends on HAS_IOMEM
select MTD_NAND_ECC
help
This enables support for the hardware ECC engine from Mediatek.
endmenu
endmenu

1
drivers/mtd/nand/Makefile
View File

@ -2,6 +2,7 @@
nandcore-objs := core.o bbt.o
obj-$(CONFIG_MTD_NAND_CORE) += nandcore.o
obj-$(CONFIG_MTD_NAND_ECC_MEDIATEK) += ecc-mtk.o
obj-y += onenand/
obj-y += raw/

8
drivers/mtd/nand/raw/mtk_ecc.c → drivers/mtd/nand/ecc-mtk.c
View File

@ -15,8 +15,7 @@
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/mutex.h>
#include "mtk_ecc.h"
#include <linux/mtd/nand-ecc-mtk.h>
#define ECC_IDLE_MASK BIT(0)
#define ECC_IRQ_EN BIT(0)
@ -279,7 +278,10 @@ struct mtk_ecc *of_mtk_ecc_get(struct device_node *of_node)
struct mtk_ecc *ecc = NULL;
struct device_node *np;
np = of_parse_phandle(of_node, "ecc-engine", 0);
np = of_parse_phandle(of_node, "nand-ecc-engine", 0);
/* for backward compatibility */
if (!np)
np = of_parse_phandle(of_node, "ecc-engine", 0);
if (np) {
ecc = mtk_ecc_get(np);
of_node_put(np);

1
drivers/mtd/nand/raw/Kconfig
View File

@ -374,6 +374,7 @@ config MTD_NAND_QCOM
config MTD_NAND_MTK
tristate "MTK NAND controller"
depends on MTD_NAND_ECC_MEDIATEK
depends on ARCH_MEDIATEK || COMPILE_TEST
depends on HAS_IOMEM
help

2
drivers/mtd/nand/raw/Makefile
View File

@ -48,7 +48,7 @@ obj-$(CONFIG_MTD_NAND_SUNXI) += sunxi_nand.o
obj-$(CONFIG_MTD_NAND_HISI504) += hisi504_nand.o
obj-$(CONFIG_MTD_NAND_BRCMNAND) += brcmnand/
obj-$(CONFIG_MTD_NAND_QCOM) += qcom_nandc.o
obj-$(CONFIG_MTD_NAND_MTK) += mtk_ecc.o mtk_nand.o
obj-$(CONFIG_MTD_NAND_MTK) += mtk_nand.o
obj-$(CONFIG_MTD_NAND_MXIC) += mxic_nand.o
obj-$(CONFIG_MTD_NAND_TEGRA) += tegra_nand.o
obj-$(CONFIG_MTD_NAND_STM32_FMC2) += stm32_fmc2_nand.o

2
drivers/mtd/nand/raw/mtk_nand.c
View File

@ -17,7 +17,7 @@
#include <linux/iopoll.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include "mtk_ecc.h"
#include <linux/mtd/nand-ecc-mtk.h>
/* NAND controller register definition */
#define NFI_CNFG (0x00)

0
drivers/mtd/nand/raw/mtk_ecc.h → include/linux/mtd/nand-ecc-mtk.h
View File