[ARM] pxa: add onenand support for SAAR (b1e3719e) · Commits · e / devices / android_kernel_teracube_2e

arch/arm/mach-pxa/saar.c

+95 −1

Original line number	Diff line number	Diff line
		@@ -22,9 +22,13 @@
		#include <linux/i2c.h>
		#include <linux/smc91x.h>
		#include <linux/mfd/da903x.h>
		#include <linux/mtd/mtd.h>
		#include <linux/mtd/partitions.h>
		#include <linux/mtd/onenand.h>

		#include <asm/mach-types.h>
		#include <asm/mach/arch.h>
		#include <asm/mach/flash.h>

		#include <mach/pxa930.h>
		#include <plat/i2c.h>
		@@ -56,6 +60,31 @@ static mfp_cfg_t saar_mfp_cfg[] __initdata = {
		/* Ethernet */
		DF_nCS1_nCS3,
		GPIO97_GPIO,

		/* DFI */
		DF_INT_RnB_ND_INT_RnB,
		DF_nRE_nOE_ND_nRE,
		DF_nWE_ND_nWE,
		DF_CLE_nOE_ND_CLE,
		DF_nADV1_ALE_ND_ALE,
		DF_nADV2_ALE_nCS3,
		DF_nCS0_ND_nCS0,
		DF_IO0_ND_IO0,
		DF_IO1_ND_IO1,
		DF_IO2_ND_IO2,
		DF_IO3_ND_IO3,
		DF_IO4_ND_IO4,
		DF_IO5_ND_IO5,
		DF_IO6_ND_IO6,
		DF_IO7_ND_IO7,
		DF_IO8_ND_IO8,
		DF_IO9_ND_IO9,
		DF_IO10_ND_IO10,
		DF_IO11_ND_IO11,
		DF_IO12_ND_IO12,
		DF_IO13_ND_IO13,
		DF_IO14_ND_IO14,
		DF_IO15_ND_IO15,
		};

		#define SAAR_ETH_PHYS (0x14000000)
		@@ -485,12 +514,77 @@ static void __init saar_init_i2c(void)
		#else
		static inline void saar_init_i2c(void) {}
		#endif

		#if defined(CONFIG_MTD_ONENAND) \|\| defined(CONFIG_MTD_ONENAND_MODULE)
		static struct mtd_partition saar_onenand_partitions[] = {
		{
		.name = "bootloader",
		.offset = 0,
		.size = SZ_1M,
		.mask_flags = MTD_WRITEABLE,
		}, {
		.name = "reserved",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_128K,
		.mask_flags = MTD_WRITEABLE,
		}, {
		.name = "reserved",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_8M,
		.mask_flags = MTD_WRITEABLE,
		}, {
		.name = "kernel",
		.offset = MTDPART_OFS_APPEND,
		.size = (SZ_2M + SZ_1M),
		.mask_flags = 0,
		}, {
		.name = "filesystem",
		.offset = MTDPART_OFS_APPEND,
		.size = SZ_48M,
		.mask_flags = 0,
		}
		};

		static struct flash_platform_data saar_onenand_info = {
		.parts = saar_onenand_partitions,
		.nr_parts = ARRAY_SIZE(saar_onenand_partitions),
		};

		#define SMC_CS0_PHYS_BASE (0x10000000)

		static struct resource saar_resource_onenand[] = {
		[0] = {
		.start = SMC_CS0_PHYS_BASE,
		.end = SMC_CS0_PHYS_BASE + SZ_1M,
		.flags = IORESOURCE_MEM,
		},
		};

		static struct platform_device saar_device_onenand = {
		.name = "onenand-flash",
		.id = -1,
		.dev = {
		.platform_data = &saar_onenand_info,
		},
		.resource = saar_resource_onenand,
		.num_resources = ARRAY_SIZE(saar_resource_onenand),
		};

		static void __init saar_init_onenand(void)
		{
		platform_device_register(&saar_device_onenand);
		}
		#else
		static void __init saar_init_onenand(void) {}
		#endif

		static void __init saar_init(void)
		{
		/* initialize MFP configurations */
		pxa3xx_mfp_config(ARRAY_AND_SIZE(saar_mfp_cfg));

		platform_device_register(&smc91x_device);
		saar_init_onenand();

		saar_init_i2c();
		saar_init_lcd();