path: root/arch/arm/mach-ux500/devices-db8500.c

/*
 * Copyright (C) ST-Ericsson SA 2010
 *
 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
 *
 * Author: Pierre Peiffer <pierre.peiffer@stericsson.com> for ST-Ericsson.
 * for the System Trace Module part.
 *
 * License terms: GNU General Public License (GPL) version 2
 */

#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/amba/bus.h>
#include <linux/amba/pl022.h>
#include <plat/pincfg.h>

#include <plat/ste_dma40.h>

#include <mach/devices.h>
#include <mach/hardware.h>
#include <mach/setup.h>
#include <video/mcde.h>
#include <mach/prcmu.h>
#include <mach/prcmu-regs.h>
#include <mach/hsi.h>
#include <mach/ste-dma40-db8500.h>
#include <trace/stm.h>

#include "pins-db8500.h"

static struct resource dma40_resources[] = {
	[0] = {
		.start = U8500_DMA_BASE,
		.end   = U8500_DMA_BASE + SZ_4K - 1,
		.flags = IORESOURCE_MEM,
		.name  = "base",
	},
	[1] = {
		.start = U8500_DMA_LCPA_BASE,
		.end   = U8500_DMA_LCPA_BASE + 2 * SZ_1K - 1,
		.flags = IORESOURCE_MEM,
		.name  = "lcpa",
	},
	[2] = {
		.start = IRQ_DB8500_DMA,
		.end   = IRQ_DB8500_DMA,
		.flags = IORESOURCE_IRQ,
	}
};

/* Default configuration for physcial memcpy */
struct stedma40_chan_cfg dma40_memcpy_conf_phy = {
	.mode = STEDMA40_MODE_PHYSICAL,
	.dir = STEDMA40_MEM_TO_MEM,

	.src_info.data_width = STEDMA40_BYTE_WIDTH,
	.src_info.psize = STEDMA40_PSIZE_PHY_1,
	.src_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,

	.dst_info.data_width = STEDMA40_BYTE_WIDTH,
	.dst_info.psize = STEDMA40_PSIZE_PHY_1,
	.dst_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
};
/* Default configuration for logical memcpy */
struct stedma40_chan_cfg dma40_memcpy_conf_log = {
	.dir = STEDMA40_MEM_TO_MEM,

	.src_info.data_width = STEDMA40_BYTE_WIDTH,
	.src_info.psize = STEDMA40_PSIZE_LOG_1,
	.src_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,

	.dst_info.data_width = STEDMA40_BYTE_WIDTH,
	.dst_info.psize = STEDMA40_PSIZE_LOG_1,
	.dst_info.flow_ctrl = STEDMA40_NO_FLOW_CTRL,
};

/*
 * Mapping between destination event lines and physical device address.
 * The event line is tied to a device and therefore the address is constant.
 * When the address comes from a primecell it will be configured in runtime
 * and we set the address to -1 as a placeholder.
 */
static const dma_addr_t dma40_tx_map[DB8500_DMA_NR_DEV] = {
	/* MUSB - these will be runtime-reconfigured */
	[DB8500_DMA_DEV39_USB_OTG_OEP_8] = -1,
	[DB8500_DMA_DEV16_USB_OTG_OEP_7_15] = -1,
	[DB8500_DMA_DEV17_USB_OTG_OEP_6_14] = -1,
	[DB8500_DMA_DEV18_USB_OTG_OEP_5_13] = -1,
	[DB8500_DMA_DEV19_USB_OTG_OEP_4_12] = -1,
	[DB8500_DMA_DEV36_USB_OTG_OEP_3_11] = -1,
	[DB8500_DMA_DEV37_USB_OTG_OEP_2_10] = -1,
	[DB8500_DMA_DEV38_USB_OTG_OEP_1_9] = -1,
	/* PrimeCells - run-time configured */
	[DB8500_DMA_DEV0_SPI0_TX] = -1,
	[DB8500_DMA_DEV1_SD_MMC0_TX] = -1,
	[DB8500_DMA_DEV2_SD_MMC1_TX] = -1,
	[DB8500_DMA_DEV3_SD_MMC2_TX] = -1,
	[DB8500_DMA_DEV4_I2C1_TX] = -1,
	[DB8500_DMA_DEV5_I2C3_TX] = -1,
	[DB8500_DMA_DEV6_I2C2_TX] = -1,
	[DB8500_DMA_DEV7_I2C4_TX] = -1,
	[DB8500_DMA_DEV8_SSP0_TX] = U8500_SSP0_BASE + SSP_TX_RX_REG_OFFSET,
	[DB8500_DMA_DEV9_SSP1_TX] = -1,
	[DB8500_DMA_DEV11_UART2_TX] = -1,
	[DB8500_DMA_DEV12_UART1_TX] = -1,
	[DB8500_DMA_DEV13_UART0_TX] = -1,
	[DB8500_DMA_DEV14_MSP2_TX] = U8500_MSP2_BASE + MSP_TX_RX_REG_OFFSET,
	[DB8500_DMA_DEV15_I2C0_TX] = -1,
	[DB8500_DMA_DEV20_SLIM0_CH0_TX_HSI_TX_CH0]
		= U8500_HSIT_BASE + 0x0 + STE_HSI_TX_BUFFERX,
	[DB8500_DMA_DEV21_SLIM0_CH1_TX_HSI_TX_CH1]
		= U8500_HSIT_BASE + 0x4 + STE_HSI_TX_BUFFERX,
	[DB8500_DMA_DEV22_SLIM0_CH2_TX_HSI_TX_CH2]
		= U8500_HSIT_BASE + 0x8 + STE_HSI_TX_BUFFERX,
	[DB8500_DMA_DEV23_SLIM0_CH3_TX_HSI_TX_CH3]
		= U8500_HSIT_BASE + 0xC + STE_HSI_TX_BUFFERX,
	[DB8500_DMA_DEV24_DST_SXA0_RX_TX] = -1,
	[DB8500_DMA_DEV25_DST_SXA1_RX_TX] = -1,
	[DB8500_DMA_DEV26_DST_SXA2_RX_TX] = -1,
	[DB8500_DMA_DEV27_DST_SXA3_RX_TX] = -1,
	[DB8500_DMA_DEV28_SD_MM2_TX] = -1,
	[DB8500_DMA_DEV29_SD_MM0_TX] = -1,
	[DB8500_DMA_DEV30_MSP1_TX]
		= U8500_MSP1_BASE + MSP_TX_RX_REG_OFFSET,
	[DB8500_DMA_DEV31_MSP0_TX_SLIM0_CH0_TX]
		= U8500_MSP0_BASE + MSP_TX_RX_REG_OFFSET,
	[DB8500_DMA_DEV32_SD_MM1_TX] = -1,
	[DB8500_DMA_DEV33_SPI2_TX] = -1,
	[DB8500_DMA_DEV34_I2C3_TX2] = -1,
	[DB8500_DMA_DEV35_SPI1_TX] = -1,
	[DB8500_DMA_DEV40_SPI3_TX] = -1,
	[DB8500_DMA_DEV41_SD_MM3_TX] = -1,
	[DB8500_DMA_DEV42_SD_MM4_TX] = -1,
	[DB8500_DMA_DEV43_SD_MM5_TX] = -1,
	[DB8500_DMA_DEV44_DST_SXA4_RX_TX] = -1,
	[DB8500_DMA_DEV45_DST_SXA5_RX_TX] = -1,
	[DB8500_DMA_DEV46_SLIM0_CH8_TX_DST_SXA6_RX_TX] = -1,
	[DB8500_DMA_DEV47_SLIM0_CH9_TX_DST_SXA7_RX_TX] = -1,
	[DB8500_DMA_DEV48_CAC1_TX] = U8500_CRYP1_BASE + CRYP1_TX_REG_OFFSET,
	[DB8500_DMA_DEV49_CAC1_TX_HAC1_TX] = -1,
	[DB8500_DMA_DEV50_HAC1_TX] = -1,
	[DB8500_DMA_MEMCPY_TX_0] = -1,
	[DB8500_DMA_DEV52_SLIM1_CH4_TX_HSI_TX_CH4] = -1,
	[DB8500_DMA_DEV53_SLIM1_CH5_TX_HSI_TX_CH5] = -1,
	[DB8500_DMA_DEV54_SLIM1_CH6_TX_HSI_TX_CH6] = -1,
	[DB8500_DMA_DEV55_SLIM1_CH7_TX_HSI_TX_CH7] = -1,
	[DB8500_DMA_MEMCPY_TX_1] = -1,
	[DB8500_DMA_MEMCPY_TX_2] = -1,
	[DB8500_DMA_MEMCPY_TX_3] = -1,
	[DB8500_DMA_MEMCPY_TX_4] = -1,
	[DB8500_DMA_MEMCPY_TX_5] = -1,
	[DB8500_DMA_DEV61_CAC0_TX] = -1,
	[DB8500_DMA_DEV62_CAC0_TX_HAC0_TX] = -1,
	[DB8500_DMA_DEV63_HAC0_TX] = -1,
};

/* Mapping between source event lines and physical device address */
static const dma_addr_t dma40_rx_map[DB8500_DMA_NR_DEV] = {
	/* MUSB - these will be runtime-reconfigured */
	[DB8500_DMA_DEV39_USB_OTG_IEP_8] = -1,
	[DB8500_DMA_DEV16_USB_OTG_IEP_7_15] = -1,
	[DB8500_DMA_DEV17_USB_OTG_IEP_6_14] = -1,
	[DB8500_DMA_DEV18_USB_OTG_IEP_5_13] = -1,
	[DB8500_DMA_DEV19_USB_OTG_IEP_4_12] = -1,
	[DB8500_DMA_DEV36_USB_OTG_IEP_3_11] = -1,
	[DB8500_DMA_DEV37_USB_OTG_IEP_2_10] = -1,
	[DB8500_DMA_DEV38_USB_OTG_IEP_1_9] = -1,
	/* PrimeCells */
	[DB8500_DMA_DEV0_SPI0_RX] = -1,
	[DB8500_DMA_DEV1_SD_MMC0_RX] = -1,
	[DB8500_DMA_DEV2_SD_MMC1_RX] = -1,
	[DB8500_DMA_DEV3_SD_MMC2_RX] = -1,
	[DB8500_DMA_DEV4_I2C1_RX] = -1,
	[DB8500_DMA_DEV5_I2C3_RX] = -1,
	[DB8500_DMA_DEV6_I2C2_RX] = -1,
	[DB8500_DMA_DEV7_I2C4_RX] = -1,
	[DB8500_DMA_DEV8_SSP0_RX] = -1,
	[DB8500_DMA_DEV9_SSP1_RX] = -1,
	[DB8500_DMA_DEV11_UART2_RX] = -1,
	[DB8500_DMA_DEV12_UART1_RX] = -1,
	[DB8500_DMA_DEV13_UART0_RX] = -1,
	[DB8500_DMA_DEV14_MSP2_RX] = U8500_MSP2_BASE + MSP_TX_RX_REG_OFFSET,
	[DB8500_DMA_DEV15_I2C0_RX] = -1,
	[DB8500_DMA_DEV20_SLIM0_CH0_RX_HSI_RX_CH0]
		= U8500_HSIR_BASE + 0x0 + STE_HSI_RX_BUFFERX,
	[DB8500_DMA_DEV21_SLIM0_CH1_RX_HSI_RX_CH1]
		= U8500_HSIR_BASE + 0x4 + STE_HSI_RX_BUFFERX,
	[DB8500_DMA_DEV22_SLIM0_CH2_RX_HSI_RX_CH2]
		= U8500_HSIR_BASE + 0x8 + STE_HSI_RX_BUFFERX,
	[DB8500_DMA_DEV23_SLIM0_CH3_RX_HSI_RX_CH3]
		= U8500_HSIR_BASE + 0xC + STE_HSI_RX_BUFFERX,
	[DB8500_DMA_DEV24_SRC_SXA0_RX_TX] = -1,
	[DB8500_DMA_DEV25_SRC_SXA1_RX_TX] = -1,
	[DB8500_DMA_DEV26_SRC_SXA2_RX_TX] = -1,
	[DB8500_DMA_DEV27_SRC_SXA3_RX_TX] = -1,
	[DB8500_DMA_DEV28_SD_MM2_RX] = -1,
	[DB8500_DMA_DEV29_SD_MM0_RX] = -1,
	[DB8500_DMA_DEV30_MSP3_RX]
		= U8500_MSP3_BASE + MSP_TX_RX_REG_OFFSET,
	[DB8500_DMA_DEV31_MSP0_RX_SLIM0_CH0_RX]
		= U8500_MSP0_BASE + MSP_TX_RX_REG_OFFSET,
	[DB8500_DMA_DEV32_SD_MM1_RX] = -1,
	[DB8500_DMA_DEV33_SPI2_RX] = -1,
	[DB8500_DMA_DEV34_I2C3_RX2] = -1,
	[DB8500_DMA_DEV35_SPI1_RX] = -1,
	[DB8500_DMA_DEV40_SPI3_RX] = -1,
	[DB8500_DMA_DEV41_SD_MM3_RX] = -1,
	[DB8500_DMA_DEV42_SD_MM4_RX] = -1,
	[DB8500_DMA_DEV43_SD_MM5_RX] = -1,
	[DB8500_DMA_DEV44_SRC_SXA4_RX_TX] = -1,
	[DB8500_DMA_DEV45_SRC_SXA5_RX_TX] = -1,
	[DB8500_DMA_DEV46_SLIM0_CH8_RX_SRC_SXA6_RX_TX] = -1,
	[DB8500_DMA_DEV47_SLIM0_CH9_RX_SRC_SXA7_RX_TX] = -1,
	[DB8500_DMA_DEV48_CAC1_RX] = U8500_CRYP1_BASE + CRYP1_RX_REG_OFFSET,
	/* 49, 50 and 51 are not used */
	[DB8500_DMA_DEV52_SLIM0_CH4_RX_HSI_RX_CH4] = -1,
	[DB8500_DMA_DEV53_SLIM0_CH5_RX_HSI_RX_CH5] = -1,
	[DB8500_DMA_DEV54_SLIM0_CH6_RX_HSI_RX_CH6] = -1,
	[DB8500_DMA_DEV55_SLIM0_CH7_RX_HSI_RX_CH7] = -1,
	/* 56, 57, 58, 59 and 60 are not used */
	[DB8500_DMA_DEV61_CAC0_RX] = -1,
	/* 62 and 63 are not used */
};

/* Reserved event lines for memcpy only */
static int dma40_memcpy_event[] = {
	DB8500_DMA_MEMCPY_TX_0,
	DB8500_DMA_MEMCPY_TX_1,
	DB8500_DMA_MEMCPY_TX_2,
	DB8500_DMA_MEMCPY_TX_3,
	DB8500_DMA_MEMCPY_TX_4,
	DB8500_DMA_MEMCPY_TX_5,
};

static struct stedma40_platform_data dma40_plat_data = {
	.dev_len = DB8500_DMA_NR_DEV,
	.dev_rx = dma40_rx_map,
	.dev_tx = dma40_tx_map,
	.memcpy = dma40_memcpy_event,
	.memcpy_len = ARRAY_SIZE(dma40_memcpy_event),
	.memcpy_conf_phy = &dma40_memcpy_conf_phy,
	.memcpy_conf_log = &dma40_memcpy_conf_log,
	.disabled_channels = {-1},
};

struct platform_device u8500_dma40_device = {
	.dev = {
		.platform_data = &dma40_plat_data,
	},
	.name = "dma40",
	.id = 0,
	.num_resources = ARRAY_SIZE(dma40_resources),
	.resource = dma40_resources
};

static struct resource u8500_shrm_resources[] = {
	[0] = {
		.start = U8500_SHRM_GOP_INTERRUPT_BASE,
		.end = U8500_SHRM_GOP_INTERRUPT_BASE + ((4*4)-1),
		.name = "shrm_gop_register_base",
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.start = IRQ_CA_WAKE_REQ_V1,
		.end = IRQ_CA_WAKE_REQ_V1,
		.name = "ca_irq_wake_req",
		.flags = IORESOURCE_IRQ,
	},
	[2] = {
		.start = IRQ_AC_READ_NOTIFICATION_0_V1,
		.end = IRQ_AC_READ_NOTIFICATION_0_V1,
		.name = "ac_read_notification_0_irq",
		.flags = IORESOURCE_IRQ,
	},
	[3] = {
		.start = IRQ_AC_READ_NOTIFICATION_1_V1,
		.end = IRQ_AC_READ_NOTIFICATION_1_V1,
		.name = "ac_read_notification_1_irq",
		.flags = IORESOURCE_IRQ,
	},
	[4] = {
		.start = IRQ_CA_MSG_PEND_NOTIFICATION_0_V1,
		.end = IRQ_CA_MSG_PEND_NOTIFICATION_0_V1,
		.name = "ca_msg_pending_notification_0_irq",
		.flags = IORESOURCE_IRQ,
	},
	[5] = {
		.start = IRQ_CA_MSG_PEND_NOTIFICATION_1_V1,
		.end = IRQ_CA_MSG_PEND_NOTIFICATION_1_V1,
		.name = "ca_msg_pending_notification_1_irq",
		.flags = IORESOURCE_IRQ,
	}
};

struct platform_device u8500_shrm_device = {
	.name = "u8500_shrm",
	.id = 0,
	.dev = {
		.init_name = "shrm_bus",
		.coherent_dma_mask = ~0,
	},

	.num_resources = ARRAY_SIZE(u8500_shrm_resources),
	.resource = u8500_shrm_resources
};

static struct resource mcde_resources[] = {
	[0] = {
		.name  = MCDE_IO_AREA,
		.start = U8500_MCDE_BASE,
		.end   = U8500_MCDE_BASE + U8500_MCDE_SIZE - 1,
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.name  = MCDE_IO_AREA,
		.start = U8500_DSI_LINK1_BASE,
		.end   = U8500_DSI_LINK1_BASE + U8500_DSI_LINK_SIZE - 1,
		.flags = IORESOURCE_MEM,
	},
	[2] = {
		.name  = MCDE_IO_AREA,
		.start = U8500_DSI_LINK2_BASE,
		.end   = U8500_DSI_LINK2_BASE + U8500_DSI_LINK_SIZE - 1,
		.flags = IORESOURCE_MEM,
	},
	[3] = {
		.name  = MCDE_IO_AREA,
		.start = U8500_DSI_LINK3_BASE,
		.end   = U8500_DSI_LINK3_BASE + U8500_DSI_LINK_SIZE - 1,
		.flags = IORESOURCE_MEM,
	},
	[4] = {
		.name  = MCDE_IRQ,
		.start = IRQ_DB8500_DISP,
		.end   = IRQ_DB8500_DISP,
		.flags = IORESOURCE_IRQ,
	},
};

static int mcde_platform_enable_dsipll(void)
{
	return prcmu_enable_dsipll();
}

static int mcde_platform_disable_dsipll(void)
{
	return prcmu_disable_dsipll();
}

static int mcde_platform_set_display_clocks(void)
{
	return prcmu_set_display_clocks();
}

static struct mcde_platform_data mcde_pdata = {
	.num_dsilinks = 3,
	/*
	 * [0] = 3: 24 bits DPI: connect LSB Ch B to D[0:7]
	 * [3] = 4: 24 bits DPI: connect MID Ch B to D[24:31]
	 * [4] = 5: 24 bits DPI: connect MSB Ch B to D[32:39]
	 *
	 * [1] = 3: TV out     : connect LSB Ch B to D[8:15]
	 */
#define DONT_CARE 0
	.outmux = { 3, 3, DONT_CARE, 4, 5 },
#undef DONT_CARE
	.syncmux = 0x00,  /* DPI channel A and B on output pins A and B resp */
	.num_channels = 4,
	.num_overlays = 6,
	.regulator_vana_id = "v-ana",
	.regulator_mcde_epod_id = "vsupply",
	.regulator_esram_epod_id = "v-esram34",
	.clock_dsi_id = "hdmi",
	.clock_dsi_lp_id = "tv",
	.clock_dpi_id = "lcd",
	.clock_mcde_id = "mcde",
	.platform_set_clocks = mcde_platform_set_display_clocks,
	.platform_enable_dsipll = mcde_platform_enable_dsipll,
	.platform_disable_dsipll = mcde_platform_disable_dsipll,
};

struct platform_device u8500_mcde_device = {
	.name = "mcde",
	.id = -1,
	.dev = {
		.platform_data = &mcde_pdata,
	},
	.num_resources = ARRAY_SIZE(mcde_resources),
	.resource = mcde_resources,
};

static struct resource b2r2_resources[] = {
	[0] = {
		.start	= U8500_B2R2_BASE,
		.end	= U8500_B2R2_BASE + ((4*1024)-1),
		.name	= "b2r2_base",
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.name  = "B2R2_IRQ",
		.start = IRQ_DB8500_B2R2,
		.end   = IRQ_DB8500_B2R2,
		.flags = IORESOURCE_IRQ,
	},
};

struct platform_device u8500_b2r2_device = {
	.name	= "b2r2",
	.id	= 0,
	.dev	= {
		.init_name = "b2r2_bus",
		.coherent_dma_mask = ~0,
	},
	.num_resources	= ARRAY_SIZE(b2r2_resources),
	.resource	= b2r2_resources,
};

/*
 * WATCHDOG
 */

static struct resource ux500_wdt_resources[] = {
	[0] = {
		.start  = U8500_TWD_BASE,
		.end    = U8500_TWD_BASE+0x37,
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.start  = IRQ_LOCALWDOG,
		.end  = IRQ_LOCALWDOG,
		.flags  = IORESOURCE_IRQ,
	}
};

struct platform_device ux500_wdt_device = {
	.name           = "mpcore_wdt",
	.id             = -1,
	.resource       = ux500_wdt_resources,
	.num_resources  = ARRAY_SIZE(ux500_wdt_resources),
};

/*
 * HSI
 */
#define HSIR_OVERRUN(num) {			    \
	.start  = IRQ_DB8500_HSIR_CH##num##_OVRRUN, \
	.end    = IRQ_DB8500_HSIR_CH##num##_OVRRUN, \
	.flags  = IORESOURCE_IRQ,		    \
	.name   = "hsi_rx_overrun_ch"#num	    \
}

#define STE_HSI_PORT0_TX_CHANNEL_CFG(n) { \
       .dir = STEDMA40_MEM_TO_PERIPH, \
       .high_priority = false, \
       .mode = STEDMA40_MODE_LOGICAL, \
       .mode_opt = STEDMA40_LCHAN_SRC_LOG_DST_LOG, \
       .src_dev_type = STEDMA40_DEV_SRC_MEMORY, \
       .dst_dev_type = n,\
       .src_info.big_endian = false,\
       .src_info.data_width = STEDMA40_WORD_WIDTH,\
       .dst_info.big_endian = false,\
       .dst_info.data_width = STEDMA40_WORD_WIDTH,\
},

#define STE_HSI_PORT0_RX_CHANNEL_CFG(n) { \
       .dir = STEDMA40_PERIPH_TO_MEM, \
       .high_priority = false, \
       .mode = STEDMA40_MODE_LOGICAL, \
       .mode_opt = STEDMA40_LCHAN_SRC_LOG_DST_LOG, \
       .src_dev_type = n,\
       .dst_dev_type = STEDMA40_DEV_DST_MEMORY, \
       .src_info.big_endian = false,\
       .src_info.data_width = STEDMA40_WORD_WIDTH,\
       .dst_info.big_endian = false,\
       .dst_info.data_width = STEDMA40_WORD_WIDTH,\
},

static struct resource u8500_hsi_resources[] = {
       {
	       .start  = U8500_HSIR_BASE,
	       .end    = U8500_HSIR_BASE + SZ_4K - 1,
	       .flags  = IORESOURCE_MEM,
	       .name   = "hsi_rx_base"
       },
       {
	       .start  = U8500_HSIT_BASE,
	       .end    = U8500_HSIT_BASE + SZ_4K - 1,
	       .flags  = IORESOURCE_MEM,
	       .name   = "hsi_tx_base"
       },
       {
	       .start  = IRQ_DB8500_HSIRD0,
	       .end    = IRQ_DB8500_HSIRD0,
	       .flags  = IORESOURCE_IRQ,
	       .name   = "hsi_rx_irq0"
       },
       {
	       .start  = IRQ_DB8500_HSITD0,
	       .end    = IRQ_DB8500_HSITD0,
	       .flags  = IORESOURCE_IRQ,
	       .name   = "hsi_tx_irq0"
       },
       {
	       .start  = IRQ_DB8500_HSIR_EXCEP,
	       .end    = IRQ_DB8500_HSIR_EXCEP,
	       .flags  = IORESOURCE_IRQ,
	       .name   = "hsi_rx_excep0"
       },
       HSIR_OVERRUN(0),
       HSIR_OVERRUN(1),
       HSIR_OVERRUN(2),
       HSIR_OVERRUN(3),
       HSIR_OVERRUN(4),
       HSIR_OVERRUN(5),
       HSIR_OVERRUN(6),
       HSIR_OVERRUN(7),
};

#ifdef CONFIG_STE_DMA40
static struct stedma40_chan_cfg ste_hsi_port0_dma_tx_cfg[] = {
       STE_HSI_PORT0_TX_CHANNEL_CFG(DB8500_DMA_DEV20_SLIM0_CH0_TX_HSI_TX_CH0)
       STE_HSI_PORT0_TX_CHANNEL_CFG(DB8500_DMA_DEV21_SLIM0_CH1_TX_HSI_TX_CH1)
       STE_HSI_PORT0_TX_CHANNEL_CFG(DB8500_DMA_DEV22_SLIM0_CH2_TX_HSI_TX_CH2)
       STE_HSI_PORT0_TX_CHANNEL_CFG(DB8500_DMA_DEV23_SLIM0_CH3_TX_HSI_TX_CH3)
};

static struct stedma40_chan_cfg ste_hsi_port0_dma_rx_cfg[] = {
       STE_HSI_PORT0_RX_CHANNEL_CFG(DB8500_DMA_DEV20_SLIM0_CH0_RX_HSI_RX_CH0)
       STE_HSI_PORT0_RX_CHANNEL_CFG(DB8500_DMA_DEV21_SLIM0_CH1_RX_HSI_RX_CH1)
       STE_HSI_PORT0_RX_CHANNEL_CFG(DB8500_DMA_DEV22_SLIM0_CH2_RX_HSI_RX_CH2)
       STE_HSI_PORT0_RX_CHANNEL_CFG(DB8500_DMA_DEV23_SLIM0_CH3_RX_HSI_RX_CH3)
};
#endif

static struct ste_hsi_port_cfg ste_hsi_port0_cfg = {
#ifdef CONFIG_STE_DMA40
       .dma_filter = stedma40_filter,
       .dma_tx_cfg = ste_hsi_port0_dma_tx_cfg,
       .dma_rx_cfg = ste_hsi_port0_dma_rx_cfg
#endif
};

struct ste_hsi_platform_data u8500_hsi_platform_data = {
       .num_ports = 1,
       .use_dma = 1,
       .port_cfg = &ste_hsi_port0_cfg,
};

struct platform_device u8500_hsi_device = {
       .dev = {
		.platform_data = &u8500_hsi_platform_data,
       },
       .name = "ste_hsi",
       .id = 0,
       .resource = u8500_hsi_resources,
       .num_resources = ARRAY_SIZE(u8500_hsi_resources)
};

/*
 * Thermal Sensor
 */

static struct resource u8500_thsens_resources[] = {
	{
		.name = "IRQ_HOTMON_LOW",
		.start  = IRQ_PRCMU_HOTMON_LOW,
		.end    = IRQ_PRCMU_HOTMON_LOW,
		.flags  = IORESOURCE_IRQ,
	},
	{
		.name = "IRQ_HOTMON_HIGH",
		.start  = IRQ_PRCMU_HOTMON_HIGH,
		.end    = IRQ_PRCMU_HOTMON_HIGH,
		.flags  = IORESOURCE_IRQ,
	},
};

struct platform_device u8500_thsens_device = {
	.name           = "db8500_temp",
	.resource       = u8500_thsens_resources,
	.num_resources  = ARRAY_SIZE(u8500_thsens_resources),
};

struct resource keypad_resources[] = {
	[0] = {
		.start = U8500_SKE_BASE,
		.end = U8500_SKE_BASE + SZ_4K - 1,
		.flags = IORESOURCE_MEM,
	},
	[1] = {
		.start = IRQ_DB8500_KB,
		.end = IRQ_DB8500_KB,
		.flags = IORESOURCE_IRQ,
	},
};

struct platform_device u8500_ske_keypad_device = {
	.name = "nmk-ske-keypad",
	.id = -1,
	.num_resources = ARRAY_SIZE(keypad_resources),
	.resource = keypad_resources,
};

#ifdef CONFIG_STM_TRACE
static pin_cfg_t mop500_stm_mipi34_pins[] = {
	GPIO70_STMAPE_CLK | PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP,
	GPIO71_STMAPE_DAT3 | PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP,
	GPIO72_STMAPE_DAT2 | PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP,
	GPIO73_STMAPE_DAT1 | PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP,
	GPIO74_STMAPE_DAT0 | PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP,
	GPIO75_U2_RXD | PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP,
	GPIO76_U2_TXD | PIN_SLPM_USE_MUX_SETTINGS_IN_SLEEP,
};

static pin_cfg_t mop500_stm_mipi60_pins[] = {
	GPIO153_U2_RXD,
	GPIO154_U2_TXD,
	GPIO155_STMAPE_CLK,
	GPIO156_STMAPE_DAT3,
	GPIO157_STMAPE_DAT2,
	GPIO158_STMAPE_DAT1,
	GPIO159_STMAPE_DAT0,
};

static pin_cfg_t mop500_ske_pins[] = {
	GPIO153_KP_I7 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO154_KP_I6 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO155_KP_I5 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO156_KP_I4 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO161_KP_I3 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO162_KP_I2 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO163_KP_I1 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO164_KP_I0 | PIN_INPUT_PULLDOWN | PIN_SLPM_INPUT_PULLUP,
	GPIO157_KP_O7 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
	GPIO158_KP_O6 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
	GPIO159_KP_O5 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
	GPIO160_KP_O4 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
	GPIO165_KP_O3 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
	GPIO166_KP_O2 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
	GPIO167_KP_O1 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
	GPIO168_KP_O0 | PIN_INPUT_PULLUP | PIN_SLPM_OUTPUT_LOW,
};

static int stm_ste_disable_ape_on_mipi60(void)
{
	int retval;

	retval = nmk_config_pins_sleep(ARRAY_AND_SIZE(mop500_stm_mipi60_pins));
	if (retval)
		pr_err("STM: Failed to disable MIPI60\n");
	else {
		retval = nmk_config_pins(ARRAY_AND_SIZE(mop500_ske_pins));
		if (retval)
			pr_err("STM: Failed to enable SKE gpio\n");
	}
	return retval;
}

/*
 * Manage STM output pins connection (MIP34/MIPI60 connectors)
 */
static int stm_ste_connection(enum stm_connection_type con_type)
{
	int retval = -EINVAL;
	u32 gpiocr = readl(PRCM_GPIOCR);

	if (con_type != STM_DISCONNECT) {
		/*  Always enable MIPI34 GPIO pins */
		retval = nmk_config_pins(
				ARRAY_AND_SIZE(mop500_stm_mipi34_pins));
		if (retval) {
			pr_err("STM: Failed to enable MIPI34\n");
			return retval;
		}
	}

	switch (con_type) {
	case STM_DEFAULT_CONNECTION:
	case STM_STE_MODEM_ON_MIPI34_NONE_ON_MIPI60:
		/* Enable altC3 on GPIO70-74 (STMMOD) & GPIO75-76 (UARTMOD) */
		gpiocr |= (PRCM_GPIOCR_DBG_STM_MOD_CMD1
				| PRCM_GPIOCR_DBG_UARTMOD_CMD0);
		writel(gpiocr, PRCM_GPIOCR);
		retval = stm_ste_disable_ape_on_mipi60();
		break;

	case STM_STE_APE_ON_MIPI34_NONE_ON_MIPI60:
		/* Disable altC3 on GPIO70-74 (STMMOD) & GPIO75-76 (UARTMOD) */
		gpiocr &= ~(PRCM_GPIOCR_DBG_STM_MOD_CMD1
				| PRCM_GPIOCR_DBG_UARTMOD_CMD0);
		writel(gpiocr, PRCM_GPIOCR);
		retval = stm_ste_disable_ape_on_mipi60();
		break;

	case STM_STE_MODEM_ON_MIPI34_APE_ON_MIPI60:
		/* Enable altC3 on GPIO70-74 (STMMOD) and GPIO75-76 (UARTMOD) */
		gpiocr |= (PRCM_GPIOCR_DBG_STM_MOD_CMD1
				| PRCM_GPIOCR_DBG_UARTMOD_CMD0);
		writel(gpiocr, PRCM_GPIOCR);

		/* Enable APE on MIPI60 */
		retval = nmk_config_pins_sleep(ARRAY_AND_SIZE(mop500_ske_pins));
		if (retval)
			pr_err("STM: Failed to disable SKE GPIO\n");
		else {
			retval = nmk_config_pins(
					ARRAY_AND_SIZE(mop500_stm_mipi60_pins));
			if (retval)
				pr_err("STM: Failed to enable MIPI60\n");
		}
		break;

	case STM_DISCONNECT:
		retval = nmk_config_pins_sleep(
				ARRAY_AND_SIZE(mop500_stm_mipi34_pins));
		if (retval)
			pr_err("STM: Failed to disable MIPI34\n");

		retval = stm_ste_disable_ape_on_mipi60();
		break;

	default:
		pr_err("STM: bad connection type\n");
		break;
	}
	return retval;
}

/* Possible STM sources (masters) on ux500 */
enum stm_master {
	STM_ARM0 =	0,
	STM_ARM1 =	1,
	STM_SVA =	2,
	STM_SIA =	3,
	STM_SIA_XP70 =	4,
	STM_PRCMU =	5,
	STM_MCSBAG =	9
};

#define STM_ENABLE_ARM0		BIT(STM_ARM0)
#define STM_ENABLE_ARM1		BIT(STM_ARM1)
#define STM_ENABLE_SVA		BIT(STM_SVA)
#define STM_ENABLE_SIA		BIT(STM_SIA)
#define STM_ENABLE_SIA_XP70	BIT(STM_SIA_XP70)
#define STM_ENABLE_PRCMU	BIT(STM_PRCMU)
#define STM_ENABLE_MCSBAG	BIT(STM_MCSBAG)

/*
 * These are the channels used by NMF and some external softwares
 * expect the NMF traces to be output on these channels
 * For legacy reason, we need to reserve them.
 */
static const s16 stm_channels_reserved[] = {
	100,	/* NMF MPCEE channel */
	101,	/* NMF CM channel */
	151,	/* NMF HOSTEE channel */
};

/* On Ux500 we 2 consecutive STMs therefore 512 channels available */
static struct stm_platform_data stm_pdata = {
	.regs_phys_base       = U8500_STM_REG_BASE,
	.channels_phys_base   = U8500_STM_BASE,
	.id_mask              = 0x000fffff,   /* Ignore revisions differences */
	.channels_reserved    = stm_channels_reserved,
	.channels_reserved_sz = ARRAY_SIZE(stm_channels_reserved),
	/* Enable all except MCSBAG */
	.masters_enabled      = STM_ENABLE_ARM0 | STM_ENABLE_ARM1 |
				STM_ENABLE_SVA | STM_ENABLE_PRCMU |
				STM_ENABLE_SIA | STM_ENABLE_SIA_XP70,
	/* Provide function for MIPI34/MIPI60 STM connection */
	.stm_connection       = stm_ste_connection,
};

struct platform_device ux500_stm_device = {
	.name = "stm",
	.id = -1,
	.dev = {
		.platform_data = &stm_pdata,
	},
};
#endif /* CONFIG_UX500_STM */