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-rw-r--r--arch/arm/mach-davinci/aemif.c8
-rw-r--r--arch/arm/mach-davinci/board-da830-evm.c1
-rw-r--r--arch/arm/mach-davinci/board-da850-evm.c1
-rw-r--r--arch/arm/mach-davinci/board-dm355-evm.c1
-rw-r--r--arch/arm/mach-davinci/board-dm355-leopard.c1
-rw-r--r--arch/arm/mach-davinci/board-dm365-evm.c1
-rw-r--r--arch/arm/mach-davinci/board-dm644x-evm.c3
-rw-r--r--arch/arm/mach-davinci/board-dm646x-evm.c1
-rw-r--r--arch/arm/mach-davinci/board-mityomapl138.c1
-rw-r--r--arch/arm/mach-davinci/board-neuros-osd2.c3
-rw-r--r--arch/arm/mach-davinci/board-sffsdr.c2
-rw-r--r--arch/arm/mach-davinci/davinci.h1
-rw-r--r--arch/arm/mach-davinci/dm644x.c13
-rw-r--r--drivers/mtd/nand/raw/davinci_nand.c6
-rw-r--r--include/linux/platform_data/mtd-davinci.h10
15 files changed, 36 insertions, 17 deletions
diff --git a/arch/arm/mach-davinci/aemif.c b/arch/arm/mach-davinci/aemif.c
index ff8b7e76b6e9..e4ab3f3a2a1f 100644
--- a/arch/arm/mach-davinci/aemif.c
+++ b/arch/arm/mach-davinci/aemif.c
@@ -189,7 +189,7 @@ int davinci_aemif_setup(struct platform_device *pdev)
* Setup Async configuration register in case we did not boot
* from NAND and so bootloader did not bother to set it up.
*/
- val = davinci_aemif_readl(base, A1CR_OFFSET + pdev->id * 4);
+ val = davinci_aemif_readl(base, A1CR_OFFSET + pdata->core_chipsel * 4);
/*
* Extended Wait is not valid and Select Strobe mode is not
* used
@@ -198,13 +198,13 @@ int davinci_aemif_setup(struct platform_device *pdev)
if (pdata->options & NAND_BUSWIDTH_16)
val |= 0x1;
- davinci_aemif_writel(base, A1CR_OFFSET + pdev->id * 4, val);
+ davinci_aemif_writel(base, A1CR_OFFSET + pdata->core_chipsel * 4, val);
clkrate = clk_get_rate(clk);
if (pdata->timing)
- ret = davinci_aemif_setup_timing(pdata->timing, base, pdev->id,
- clkrate);
+ ret = davinci_aemif_setup_timing(pdata->timing, base,
+ pdata->core_chipsel, clkrate);
if (ret < 0)
dev_dbg(&pdev->dev, "NAND timing values setup fail\n");
diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c
index 004f9c8de032..4568c7392be3 100644
--- a/arch/arm/mach-davinci/board-da830-evm.c
+++ b/arch/arm/mach-davinci/board-da830-evm.c
@@ -310,6 +310,7 @@ static struct davinci_aemif_timing da830_evm_nandflash_timing = {
};
static struct davinci_nand_pdata da830_evm_nand_pdata = {
+ .core_chipsel = 1,
.parts = da830_evm_nand_partitions,
.nr_parts = ARRAY_SIZE(da830_evm_nand_partitions),
.ecc_mode = NAND_ECC_HW,
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index 3063478bcc36..b4caeecdab1c 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -244,6 +244,7 @@ static struct davinci_aemif_timing da850_evm_nandflash_timing = {
};
static struct davinci_nand_pdata da850_evm_nandflash_data = {
+ .core_chipsel = 1,
.parts = da850_evm_nandflash_partition,
.nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition),
.ecc_mode = NAND_ECC_HW,
diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c
index cb30637d9eaf..d95000dc534c 100644
--- a/arch/arm/mach-davinci/board-dm355-evm.c
+++ b/arch/arm/mach-davinci/board-dm355-evm.c
@@ -77,6 +77,7 @@ static struct mtd_partition davinci_nand_partitions[] = {
};
static struct davinci_nand_pdata davinci_nand_data = {
+ .core_chipsel = 0,
.mask_chipsel = BIT(14),
.parts = davinci_nand_partitions,
.nr_parts = ARRAY_SIZE(davinci_nand_partitions),
diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c
index 59743bd76793..8249a0bf69f0 100644
--- a/arch/arm/mach-davinci/board-dm355-leopard.c
+++ b/arch/arm/mach-davinci/board-dm355-leopard.c
@@ -72,6 +72,7 @@ static struct mtd_partition davinci_nand_partitions[] = {
};
static struct davinci_nand_pdata davinci_nand_data = {
+ .core_chipsel = 0,
.mask_chipsel = BIT(14),
.parts = davinci_nand_partitions,
.nr_parts = ARRAY_SIZE(davinci_nand_partitions),
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index 0ac085b58a2b..435f7ec7d9af 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -138,6 +138,7 @@ static struct mtd_partition davinci_nand_partitions[] = {
};
static struct davinci_nand_pdata davinci_nand_data = {
+ .core_chipsel = 0,
.mask_chipsel = BIT(14),
.parts = davinci_nand_partitions,
.nr_parts = ARRAY_SIZE(davinci_nand_partitions),
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index 95b55aae1366..82d9d70ab6be 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -152,6 +152,7 @@ static struct davinci_aemif_timing davinci_evm_nandflash_timing = {
};
static struct davinci_nand_pdata davinci_evm_nandflash_data = {
+ .core_chipsel = 0,
.parts = davinci_evm_nandflash_partition,
.nr_parts = ARRAY_SIZE(davinci_evm_nandflash_partition),
.ecc_mode = NAND_ECC_HW,
@@ -768,6 +769,8 @@ static __init void davinci_evm_init(void)
struct clk *aemif_clk;
struct davinci_soc_info *soc_info = &davinci_soc_info;
+ dm644x_init_devices();
+
ret = dm644x_gpio_register();
if (ret)
pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
index 2d37f5b0e1f5..764be73735a2 100644
--- a/arch/arm/mach-davinci/board-dm646x-evm.c
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -84,6 +84,7 @@ static struct davinci_aemif_timing dm6467tevm_nandflash_timing = {
};
static struct davinci_nand_pdata davinci_nand_data = {
+ .core_chipsel = 0,
.mask_cle = 0x80000,
.mask_ale = 0x40000,
.parts = davinci_nand_partitions,
diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c
index d1c85484c2e2..37b3e48a21d1 100644
--- a/arch/arm/mach-davinci/board-mityomapl138.c
+++ b/arch/arm/mach-davinci/board-mityomapl138.c
@@ -400,6 +400,7 @@ static struct mtd_partition mityomapl138_nandflash_partition[] = {
};
static struct davinci_nand_pdata mityomapl138_nandflash_data = {
+ .core_chipsel = 1,
.parts = mityomapl138_nandflash_partition,
.nr_parts = ARRAY_SIZE(mityomapl138_nandflash_partition),
.ecc_mode = NAND_ECC_HW,
diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c
index f2875770fbff..25ad9b0612be 100644
--- a/arch/arm/mach-davinci/board-neuros-osd2.c
+++ b/arch/arm/mach-davinci/board-neuros-osd2.c
@@ -87,6 +87,7 @@ static struct mtd_partition davinci_ntosd2_nandflash_partition[] = {
};
static struct davinci_nand_pdata davinci_ntosd2_nandflash_data = {
+ .core_chipsel = 0,
.parts = davinci_ntosd2_nandflash_partition,
.nr_parts = ARRAY_SIZE(davinci_ntosd2_nandflash_partition),
.ecc_mode = NAND_ECC_HW,
@@ -174,6 +175,8 @@ static __init void davinci_ntosd2_init(void)
struct clk *aemif_clk;
struct davinci_soc_info *soc_info = &davinci_soc_info;
+ dm644x_init_devices();
+
ret = dm644x_gpio_register();
if (ret)
pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
diff --git a/arch/arm/mach-davinci/board-sffsdr.c b/arch/arm/mach-davinci/board-sffsdr.c
index 2922da9d1684..e7c1728b0833 100644
--- a/arch/arm/mach-davinci/board-sffsdr.c
+++ b/arch/arm/mach-davinci/board-sffsdr.c
@@ -134,6 +134,8 @@ static __init void davinci_sffsdr_init(void)
{
struct davinci_soc_info *soc_info = &davinci_soc_info;
+ dm644x_init_devices();
+
platform_add_devices(davinci_sffsdr_devices,
ARRAY_SIZE(davinci_sffsdr_devices));
sffsdr_init_i2c();
diff --git a/arch/arm/mach-davinci/davinci.h b/arch/arm/mach-davinci/davinci.h
index 270cef85750a..376cdd51ce9d 100644
--- a/arch/arm/mach-davinci/davinci.h
+++ b/arch/arm/mach-davinci/davinci.h
@@ -104,6 +104,7 @@ int dm365_gpio_register(void);
/* DM644x function declarations */
void dm644x_init(void);
+void dm644x_init_devices(void);
void dm644x_init_time(void);
void dm644x_init_asp(void);
int dm644x_init_video(struct vpfe_config *, struct vpbe_config *);
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index b409801649e1..a2e8586c8a6d 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -961,19 +961,14 @@ int __init dm644x_init_video(struct vpfe_config *vpfe_cfg,
return 0;
}
-static int __init dm644x_init_devices(void)
+void __init dm644x_init_devices(void)
{
struct platform_device *edma_pdev;
- int ret = 0;
-
- if (!cpu_is_davinci_dm644x())
- return 0;
+ int ret;
edma_pdev = platform_device_register_full(&dm644x_edma_device);
- if (IS_ERR(edma_pdev)) {
+ if (IS_ERR(edma_pdev))
pr_warn("%s: Failed to register eDMA\n", __func__);
- return PTR_ERR(edma_pdev);
- }
platform_device_register(&dm644x_mdio_device);
platform_device_register(&dm644x_emac_device);
@@ -982,6 +977,4 @@ static int __init dm644x_init_devices(void)
if (ret)
pr_warn("%s: watchdog init failed: %d\n", __func__, ret);
- return ret;
}
-postcore_initcall(dm644x_init_devices);
diff --git a/drivers/mtd/nand/raw/davinci_nand.c b/drivers/mtd/nand/raw/davinci_nand.c
index 0f09518d980f..0797abecda68 100644
--- a/drivers/mtd/nand/raw/davinci_nand.c
+++ b/drivers/mtd/nand/raw/davinci_nand.c
@@ -547,7 +547,7 @@ static struct davinci_nand_pdata
return ERR_PTR(-ENOMEM);
if (!of_property_read_u32(pdev->dev.of_node,
"ti,davinci-chipselect", &prop))
- pdev->id = prop;
+ pdata->core_chipsel = prop;
else
return ERR_PTR(-EINVAL);
@@ -629,7 +629,7 @@ static int nand_davinci_probe(struct platform_device *pdev)
return -ENODEV;
/* which external chipselect will we be managing? */
- if (pdev->id < 0 || pdev->id > 3)
+ if (pdata->core_chipsel < 0 || pdata->core_chipsel > 3)
return -ENODEV;
info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
@@ -685,7 +685,7 @@ static int nand_davinci_probe(struct platform_device *pdev)
info->ioaddr = (uint32_t __force) vaddr;
info->current_cs = info->ioaddr;
- info->core_chipsel = pdev->id;
+ info->core_chipsel = pdata->core_chipsel;
info->mask_chipsel = pdata->mask_chipsel;
/* use nandboot-capable ALE/CLE masks by default */
diff --git a/include/linux/platform_data/mtd-davinci.h b/include/linux/platform_data/mtd-davinci.h
index f1a2cf655bdb..1bbfa27cccb4 100644
--- a/include/linux/platform_data/mtd-davinci.h
+++ b/include/linux/platform_data/mtd-davinci.h
@@ -56,6 +56,16 @@ struct davinci_nand_pdata { /* platform_data */
uint32_t mask_ale;
uint32_t mask_cle;
+ /*
+ * 0-indexed chip-select number of the asynchronous
+ * interface to which the NAND device has been connected.
+ *
+ * So, if you have NAND connected to CS3 of DA850, you
+ * will pass '1' here. Since the asynchronous interface
+ * on DA850 starts from CS2.
+ */
+ uint32_t core_chipsel;
+
/* for packages using two chipselects */
uint32_t mask_chipsel;
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-24 11:44:32 +0000