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ARM: davinci: dm644x-evm: use aemif platform driver

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We now support board files in the aemif driver. Register a platform
device instead of using the handcrafted API in dm644x-evm.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Bartosz Golaszewski 2018-06-28 11:57:44 +02:00 committed by Sekhar Nori
parent 8c03a8889b
commit 2ee2948e87
1 changed files with 42 additions and 13 deletions
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55
arch/arm/mach-davinci/board-dm644x-evm.c
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@ -42,6 +42,7 @@
#include <linux/platform_data/mmc-davinci.h> #include <linux/platform_data/mmc-davinci.h>
#include <linux/platform_data/usb-davinci.h> #include <linux/platform_data/usb-davinci.h>
#include <linux/platform_data/mtd-davinci-aemif.h> #include <linux/platform_data/mtd-davinci-aemif.h>
#include <linux/platform_data/ti-aemif.h>
#include "davinci.h" #include "davinci.h"
@ -174,14 +175,47 @@ static struct resource davinci_evm_nandflash_resource[] = {
}, },
}; };
static struct platform_device davinci_evm_nandflash_device = { static struct resource davinci_evm_aemif_resource[] = {
.name = "davinci_nand", {
.id = 0, .start = DM644X_ASYNC_EMIF_CONTROL_BASE,
.dev = { .end = DM644X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
.platform_data = &davinci_evm_nandflash_data, .flags = IORESOURCE_MEM,
}, },
.num_resources = ARRAY_SIZE(davinci_evm_nandflash_resource), };
.resource = davinci_evm_nandflash_resource,
static struct aemif_abus_data davinci_evm_aemif_abus_data[] = {
{
.cs = 1,
},
};
static struct platform_device davinci_evm_nandflash_devices[] = {
{
.name = "davinci_nand",
.id = 0,
.dev = {
.platform_data = &davinci_evm_nandflash_data,
},
.num_resources = ARRAY_SIZE(davinci_evm_nandflash_resource),
.resource = davinci_evm_nandflash_resource,
},
};
static struct aemif_platform_data davinci_evm_aemif_pdata = {
.abus_data = davinci_evm_aemif_abus_data,
.num_abus_data = ARRAY_SIZE(davinci_evm_aemif_abus_data),
.sub_devices = davinci_evm_nandflash_devices,
.num_sub_devices = ARRAY_SIZE(davinci_evm_nandflash_devices),
};
static struct platform_device davinci_evm_aemif_device = {
.name = "ti-aemif",
.id = -1,
.dev = {
.platform_data = &davinci_evm_aemif_pdata,
},
.resource = davinci_evm_aemif_resource,
.num_resources = ARRAY_SIZE(davinci_evm_aemif_resource),
}; };
static u64 davinci_fb_dma_mask = DMA_BIT_MASK(32); static u64 davinci_fb_dma_mask = DMA_BIT_MASK(32);
@ -795,12 +829,7 @@ static __init void davinci_evm_init(void)
/* only one device will be jumpered and detected */ /* only one device will be jumpered and detected */
if (HAS_NAND) { if (HAS_NAND) {
platform_device_register(&davinci_evm_nandflash_device); platform_device_register(&davinci_evm_aemif_device);
if (davinci_aemif_setup(&davinci_evm_nandflash_device))
pr_warn("%s: Cannot configure AEMIF\n",
__func__);
#ifdef CONFIG_I2C #ifdef CONFIG_I2C
evm_leds[7].default_trigger = "nand-disk"; evm_leds[7].default_trigger = "nand-disk";
#endif #endif