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728 lines
18 KiB
728 lines
18 KiB
/* |
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* TI DaVinci DM646x chip specific setup |
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* |
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* Author: Kevin Hilman, Deep Root Systems, LLC |
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* |
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* 2007 (c) Deep Root Systems, LLC. This file is licensed under |
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* the terms of the GNU General Public License version 2. This program |
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* is licensed "as is" without any warranty of any kind, whether express |
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* or implied. |
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*/ |
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|
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#include <linux/clk-provider.h> |
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#include <linux/clk/davinci.h> |
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#include <linux/clkdev.h> |
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#include <linux/dma-mapping.h> |
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#include <linux/dmaengine.h> |
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#include <linux/init.h> |
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#include <linux/io.h> |
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#include <linux/irqchip/irq-davinci-aintc.h> |
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#include <linux/platform_data/edma.h> |
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#include <linux/platform_data/gpio-davinci.h> |
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#include <linux/platform_device.h> |
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#include <linux/serial_8250.h> |
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#include <asm/mach/map.h> |
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#include <mach/common.h> |
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#include <mach/cputype.h> |
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#include <mach/mux.h> |
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#include <mach/serial.h> |
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#include <clocksource/timer-davinci.h> |
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#include "asp.h" |
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#include "davinci.h" |
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#include "irqs.h" |
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#include "mux.h" |
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#define DAVINCI_VPIF_BASE (0x01C12000) |
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#define VDD3P3V_VID_MASK (BIT_MASK(3) | BIT_MASK(2) | BIT_MASK(1) |\ |
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BIT_MASK(0)) |
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#define VSCLKDIS_MASK (BIT_MASK(11) | BIT_MASK(10) | BIT_MASK(9) |\ |
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BIT_MASK(8)) |
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#define DM646X_EMAC_BASE 0x01c80000 |
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#define DM646X_EMAC_MDIO_BASE (DM646X_EMAC_BASE + 0x4000) |
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#define DM646X_EMAC_CNTRL_OFFSET 0x0000 |
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#define DM646X_EMAC_CNTRL_MOD_OFFSET 0x1000 |
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#define DM646X_EMAC_CNTRL_RAM_OFFSET 0x2000 |
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#define DM646X_EMAC_CNTRL_RAM_SIZE 0x2000 |
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static struct emac_platform_data dm646x_emac_pdata = { |
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.ctrl_reg_offset = DM646X_EMAC_CNTRL_OFFSET, |
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.ctrl_mod_reg_offset = DM646X_EMAC_CNTRL_MOD_OFFSET, |
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.ctrl_ram_offset = DM646X_EMAC_CNTRL_RAM_OFFSET, |
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.ctrl_ram_size = DM646X_EMAC_CNTRL_RAM_SIZE, |
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.version = EMAC_VERSION_2, |
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}; |
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static struct resource dm646x_emac_resources[] = { |
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{ |
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.start = DM646X_EMAC_BASE, |
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.end = DM646X_EMAC_BASE + SZ_16K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACRXTHINT), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACRXTHINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACRXINT), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACRXINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACTXINT), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACTXINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACMISCINT), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_EMACMISCINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct platform_device dm646x_emac_device = { |
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.name = "davinci_emac", |
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.id = 1, |
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.dev = { |
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.platform_data = &dm646x_emac_pdata, |
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}, |
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.num_resources = ARRAY_SIZE(dm646x_emac_resources), |
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.resource = dm646x_emac_resources, |
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}; |
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static struct resource dm646x_mdio_resources[] = { |
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{ |
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.start = DM646X_EMAC_MDIO_BASE, |
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.end = DM646X_EMAC_MDIO_BASE + SZ_4K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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}; |
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static struct platform_device dm646x_mdio_device = { |
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.name = "davinci_mdio", |
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.id = 0, |
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.num_resources = ARRAY_SIZE(dm646x_mdio_resources), |
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.resource = dm646x_mdio_resources, |
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}; |
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|
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/* |
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* Device specific mux setup |
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* |
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* soc description mux mode mode mux dbg |
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* reg offset mask mode |
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*/ |
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static const struct mux_config dm646x_pins[] = { |
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#ifdef CONFIG_DAVINCI_MUX |
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MUX_CFG(DM646X, ATAEN, 0, 0, 5, 1, true) |
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MUX_CFG(DM646X, AUDCK1, 0, 29, 1, 0, false) |
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MUX_CFG(DM646X, AUDCK0, 0, 28, 1, 0, false) |
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MUX_CFG(DM646X, CRGMUX, 0, 24, 7, 5, true) |
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MUX_CFG(DM646X, STSOMUX_DISABLE, 0, 22, 3, 0, true) |
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MUX_CFG(DM646X, STSIMUX_DISABLE, 0, 20, 3, 0, true) |
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MUX_CFG(DM646X, PTSOMUX_DISABLE, 0, 18, 3, 0, true) |
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MUX_CFG(DM646X, PTSIMUX_DISABLE, 0, 16, 3, 0, true) |
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MUX_CFG(DM646X, STSOMUX, 0, 22, 3, 2, true) |
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MUX_CFG(DM646X, STSIMUX, 0, 20, 3, 2, true) |
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MUX_CFG(DM646X, PTSOMUX_PARALLEL, 0, 18, 3, 2, true) |
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MUX_CFG(DM646X, PTSIMUX_PARALLEL, 0, 16, 3, 2, true) |
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MUX_CFG(DM646X, PTSOMUX_SERIAL, 0, 18, 3, 3, true) |
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MUX_CFG(DM646X, PTSIMUX_SERIAL, 0, 16, 3, 3, true) |
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#endif |
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}; |
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static u8 dm646x_default_priorities[DAVINCI_N_AINTC_IRQ] = { |
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[IRQ_DM646X_VP_VERTINT0] = 7, |
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[IRQ_DM646X_VP_VERTINT1] = 7, |
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[IRQ_DM646X_VP_VERTINT2] = 7, |
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[IRQ_DM646X_VP_VERTINT3] = 7, |
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[IRQ_DM646X_VP_ERRINT] = 7, |
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[IRQ_DM646X_RESERVED_1] = 7, |
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[IRQ_DM646X_RESERVED_2] = 7, |
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[IRQ_DM646X_WDINT] = 7, |
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[IRQ_DM646X_CRGENINT0] = 7, |
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[IRQ_DM646X_CRGENINT1] = 7, |
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[IRQ_DM646X_TSIFINT0] = 7, |
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[IRQ_DM646X_TSIFINT1] = 7, |
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[IRQ_DM646X_VDCEINT] = 7, |
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[IRQ_DM646X_USBINT] = 7, |
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[IRQ_DM646X_USBDMAINT] = 7, |
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[IRQ_DM646X_PCIINT] = 7, |
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[IRQ_CCINT0] = 7, /* dma */ |
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[IRQ_CCERRINT] = 7, /* dma */ |
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[IRQ_TCERRINT0] = 7, /* dma */ |
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[IRQ_TCERRINT] = 7, /* dma */ |
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[IRQ_DM646X_TCERRINT2] = 7, |
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[IRQ_DM646X_TCERRINT3] = 7, |
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[IRQ_DM646X_IDE] = 7, |
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[IRQ_DM646X_HPIINT] = 7, |
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[IRQ_DM646X_EMACRXTHINT] = 7, |
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[IRQ_DM646X_EMACRXINT] = 7, |
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[IRQ_DM646X_EMACTXINT] = 7, |
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[IRQ_DM646X_EMACMISCINT] = 7, |
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[IRQ_DM646X_MCASP0TXINT] = 7, |
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[IRQ_DM646X_MCASP0RXINT] = 7, |
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[IRQ_DM646X_RESERVED_3] = 7, |
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[IRQ_DM646X_MCASP1TXINT] = 7, |
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[IRQ_TINT0_TINT12] = 7, /* clockevent */ |
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[IRQ_TINT0_TINT34] = 7, /* clocksource */ |
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[IRQ_TINT1_TINT12] = 7, /* DSP timer */ |
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[IRQ_TINT1_TINT34] = 7, /* system tick */ |
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[IRQ_PWMINT0] = 7, |
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[IRQ_PWMINT1] = 7, |
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[IRQ_DM646X_VLQINT] = 7, |
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[IRQ_I2C] = 7, |
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[IRQ_UARTINT0] = 7, |
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[IRQ_UARTINT1] = 7, |
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[IRQ_DM646X_UARTINT2] = 7, |
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[IRQ_DM646X_SPINT0] = 7, |
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[IRQ_DM646X_SPINT1] = 7, |
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[IRQ_DM646X_DSP2ARMINT] = 7, |
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[IRQ_DM646X_RESERVED_4] = 7, |
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[IRQ_DM646X_PSCINT] = 7, |
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[IRQ_DM646X_GPIO0] = 7, |
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[IRQ_DM646X_GPIO1] = 7, |
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[IRQ_DM646X_GPIO2] = 7, |
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[IRQ_DM646X_GPIO3] = 7, |
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[IRQ_DM646X_GPIO4] = 7, |
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[IRQ_DM646X_GPIO5] = 7, |
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[IRQ_DM646X_GPIO6] = 7, |
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[IRQ_DM646X_GPIO7] = 7, |
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[IRQ_DM646X_GPIOBNK0] = 7, |
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[IRQ_DM646X_GPIOBNK1] = 7, |
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[IRQ_DM646X_GPIOBNK2] = 7, |
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[IRQ_DM646X_DDRINT] = 7, |
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[IRQ_DM646X_AEMIFINT] = 7, |
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[IRQ_COMMTX] = 7, |
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[IRQ_COMMRX] = 7, |
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[IRQ_EMUINT] = 7, |
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}; |
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/*----------------------------------------------------------------------*/ |
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/* Four Transfer Controllers on DM646x */ |
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static s8 dm646x_queue_priority_mapping[][2] = { |
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/* {event queue no, Priority} */ |
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{0, 4}, |
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{1, 0}, |
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{2, 5}, |
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{3, 1}, |
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{-1, -1}, |
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}; |
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static const struct dma_slave_map dm646x_edma_map[] = { |
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{ "davinci-mcasp.0", "tx", EDMA_FILTER_PARAM(0, 6) }, |
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{ "davinci-mcasp.0", "rx", EDMA_FILTER_PARAM(0, 9) }, |
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{ "davinci-mcasp.1", "tx", EDMA_FILTER_PARAM(0, 12) }, |
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{ "spi_davinci", "tx", EDMA_FILTER_PARAM(0, 16) }, |
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{ "spi_davinci", "rx", EDMA_FILTER_PARAM(0, 17) }, |
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}; |
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static struct edma_soc_info dm646x_edma_pdata = { |
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.queue_priority_mapping = dm646x_queue_priority_mapping, |
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.default_queue = EVENTQ_1, |
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.slave_map = dm646x_edma_map, |
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.slavecnt = ARRAY_SIZE(dm646x_edma_map), |
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}; |
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static struct resource edma_resources[] = { |
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{ |
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.name = "edma3_cc", |
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.start = 0x01c00000, |
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.end = 0x01c00000 + SZ_64K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.name = "edma3_tc0", |
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.start = 0x01c10000, |
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.end = 0x01c10000 + SZ_1K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.name = "edma3_tc1", |
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.start = 0x01c10400, |
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.end = 0x01c10400 + SZ_1K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.name = "edma3_tc2", |
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.start = 0x01c10800, |
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.end = 0x01c10800 + SZ_1K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.name = "edma3_tc3", |
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.start = 0x01c10c00, |
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.end = 0x01c10c00 + SZ_1K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.name = "edma3_ccint", |
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.start = DAVINCI_INTC_IRQ(IRQ_CCINT0), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.name = "edma3_ccerrint", |
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.start = DAVINCI_INTC_IRQ(IRQ_CCERRINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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/* not using TC*_ERR */ |
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}; |
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static const struct platform_device_info dm646x_edma_device __initconst = { |
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.name = "edma", |
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.id = 0, |
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.dma_mask = DMA_BIT_MASK(32), |
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.res = edma_resources, |
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.num_res = ARRAY_SIZE(edma_resources), |
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.data = &dm646x_edma_pdata, |
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.size_data = sizeof(dm646x_edma_pdata), |
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}; |
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static struct resource dm646x_mcasp0_resources[] = { |
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{ |
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.name = "mpu", |
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.start = DAVINCI_DM646X_MCASP0_REG_BASE, |
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.end = DAVINCI_DM646X_MCASP0_REG_BASE + (SZ_1K << 1) - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.name = "tx", |
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.start = DAVINCI_DM646X_DMA_MCASP0_AXEVT0, |
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.end = DAVINCI_DM646X_DMA_MCASP0_AXEVT0, |
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.flags = IORESOURCE_DMA, |
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}, |
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{ |
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.name = "rx", |
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.start = DAVINCI_DM646X_DMA_MCASP0_AREVT0, |
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.end = DAVINCI_DM646X_DMA_MCASP0_AREVT0, |
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.flags = IORESOURCE_DMA, |
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}, |
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{ |
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.name = "tx", |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_MCASP0TXINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.name = "rx", |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_MCASP0RXINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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/* DIT mode only, rx is not supported */ |
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static struct resource dm646x_mcasp1_resources[] = { |
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{ |
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.name = "mpu", |
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.start = DAVINCI_DM646X_MCASP1_REG_BASE, |
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.end = DAVINCI_DM646X_MCASP1_REG_BASE + (SZ_1K << 1) - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ |
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.name = "tx", |
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.start = DAVINCI_DM646X_DMA_MCASP1_AXEVT1, |
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.end = DAVINCI_DM646X_DMA_MCASP1_AXEVT1, |
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.flags = IORESOURCE_DMA, |
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}, |
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{ |
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.name = "tx", |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_MCASP1TXINT), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct platform_device dm646x_mcasp0_device = { |
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.name = "davinci-mcasp", |
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.id = 0, |
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.num_resources = ARRAY_SIZE(dm646x_mcasp0_resources), |
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.resource = dm646x_mcasp0_resources, |
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}; |
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static struct platform_device dm646x_mcasp1_device = { |
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.name = "davinci-mcasp", |
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.id = 1, |
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.num_resources = ARRAY_SIZE(dm646x_mcasp1_resources), |
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.resource = dm646x_mcasp1_resources, |
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}; |
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static struct platform_device dm646x_dit_device = { |
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.name = "spdif-dit", |
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.id = -1, |
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}; |
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static u64 vpif_dma_mask = DMA_BIT_MASK(32); |
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static struct resource vpif_resource[] = { |
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{ |
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.start = DAVINCI_VPIF_BASE, |
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.end = DAVINCI_VPIF_BASE + 0x03ff, |
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.flags = IORESOURCE_MEM, |
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} |
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}; |
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static struct platform_device vpif_dev = { |
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.name = "vpif", |
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.id = -1, |
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.dev = { |
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.dma_mask = &vpif_dma_mask, |
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.coherent_dma_mask = DMA_BIT_MASK(32), |
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}, |
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.resource = vpif_resource, |
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.num_resources = ARRAY_SIZE(vpif_resource), |
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}; |
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static struct resource vpif_display_resource[] = { |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT2), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT2), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT3), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT3), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct platform_device vpif_display_dev = { |
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.name = "vpif_display", |
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.id = -1, |
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.dev = { |
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.dma_mask = &vpif_dma_mask, |
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.coherent_dma_mask = DMA_BIT_MASK(32), |
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}, |
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.resource = vpif_display_resource, |
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.num_resources = ARRAY_SIZE(vpif_display_resource), |
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}; |
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static struct resource vpif_capture_resource[] = { |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT0), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT0), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT1), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_VP_VERTINT1), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct platform_device vpif_capture_dev = { |
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.name = "vpif_capture", |
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.id = -1, |
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.dev = { |
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.dma_mask = &vpif_dma_mask, |
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.coherent_dma_mask = DMA_BIT_MASK(32), |
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}, |
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.resource = vpif_capture_resource, |
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.num_resources = ARRAY_SIZE(vpif_capture_resource), |
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}; |
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static struct resource dm646x_gpio_resources[] = { |
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{ /* registers */ |
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.start = DAVINCI_GPIO_BASE, |
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.end = DAVINCI_GPIO_BASE + SZ_4K - 1, |
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.flags = IORESOURCE_MEM, |
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}, |
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{ /* interrupt */ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_GPIOBNK0), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_GPIOBNK0), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_GPIOBNK1), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_GPIOBNK1), |
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.flags = IORESOURCE_IRQ, |
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}, |
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{ |
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.start = DAVINCI_INTC_IRQ(IRQ_DM646X_GPIOBNK2), |
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.end = DAVINCI_INTC_IRQ(IRQ_DM646X_GPIOBNK2), |
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.flags = IORESOURCE_IRQ, |
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}, |
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}; |
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static struct davinci_gpio_platform_data dm646x_gpio_platform_data = { |
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.no_auto_base = true, |
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.base = 0, |
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.ngpio = 43, |
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}; |
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int __init dm646x_gpio_register(void) |
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{ |
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return davinci_gpio_register(dm646x_gpio_resources, |
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ARRAY_SIZE(dm646x_gpio_resources), |
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&dm646x_gpio_platform_data); |
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} |
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/*----------------------------------------------------------------------*/ |
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|
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static struct map_desc dm646x_io_desc[] = { |
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{ |
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.virtual = IO_VIRT, |
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.pfn = __phys_to_pfn(IO_PHYS), |
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.length = IO_SIZE, |
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.type = MT_DEVICE |
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}, |
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}; |
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|
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/* Contents of JTAG ID register used to identify exact cpu type */ |
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static struct davinci_id dm646x_ids[] = { |
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{ |
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.variant = 0x0, |
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.part_no = 0xb770, |
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.manufacturer = 0x017, |
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.cpu_id = DAVINCI_CPU_ID_DM6467, |
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.name = "dm6467_rev1.x", |
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}, |
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{ |
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.variant = 0x1, |
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.part_no = 0xb770, |
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.manufacturer = 0x017, |
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.cpu_id = DAVINCI_CPU_ID_DM6467, |
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.name = "dm6467_rev3.x", |
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}, |
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}; |
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|
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/* |
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* Bottom half of timer0 is used for clockevent, top half is used for |
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* clocksource. |
|
*/ |
|
static const struct davinci_timer_cfg dm646x_timer_cfg = { |
|
.reg = DEFINE_RES_IO(DAVINCI_TIMER0_BASE, SZ_4K), |
|
.irq = { |
|
DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT12)), |
|
DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT34)), |
|
}, |
|
}; |
|
|
|
static struct plat_serial8250_port dm646x_serial0_platform_data[] = { |
|
{ |
|
.mapbase = DAVINCI_UART0_BASE, |
|
.irq = DAVINCI_INTC_IRQ(IRQ_UARTINT0), |
|
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | |
|
UPF_IOREMAP, |
|
.iotype = UPIO_MEM32, |
|
.regshift = 2, |
|
}, |
|
{ |
|
.flags = 0, |
|
} |
|
}; |
|
static struct plat_serial8250_port dm646x_serial1_platform_data[] = { |
|
{ |
|
.mapbase = DAVINCI_UART1_BASE, |
|
.irq = DAVINCI_INTC_IRQ(IRQ_UARTINT1), |
|
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | |
|
UPF_IOREMAP, |
|
.iotype = UPIO_MEM32, |
|
.regshift = 2, |
|
}, |
|
{ |
|
.flags = 0, |
|
} |
|
}; |
|
static struct plat_serial8250_port dm646x_serial2_platform_data[] = { |
|
{ |
|
.mapbase = DAVINCI_UART2_BASE, |
|
.irq = DAVINCI_INTC_IRQ(IRQ_DM646X_UARTINT2), |
|
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | |
|
UPF_IOREMAP, |
|
.iotype = UPIO_MEM32, |
|
.regshift = 2, |
|
}, |
|
{ |
|
.flags = 0, |
|
} |
|
}; |
|
|
|
struct platform_device dm646x_serial_device[] = { |
|
{ |
|
.name = "serial8250", |
|
.id = PLAT8250_DEV_PLATFORM, |
|
.dev = { |
|
.platform_data = dm646x_serial0_platform_data, |
|
} |
|
}, |
|
{ |
|
.name = "serial8250", |
|
.id = PLAT8250_DEV_PLATFORM1, |
|
.dev = { |
|
.platform_data = dm646x_serial1_platform_data, |
|
} |
|
}, |
|
{ |
|
.name = "serial8250", |
|
.id = PLAT8250_DEV_PLATFORM2, |
|
.dev = { |
|
.platform_data = dm646x_serial2_platform_data, |
|
} |
|
}, |
|
{ |
|
} |
|
}; |
|
|
|
static const struct davinci_soc_info davinci_soc_info_dm646x = { |
|
.io_desc = dm646x_io_desc, |
|
.io_desc_num = ARRAY_SIZE(dm646x_io_desc), |
|
.jtag_id_reg = 0x01c40028, |
|
.ids = dm646x_ids, |
|
.ids_num = ARRAY_SIZE(dm646x_ids), |
|
.pinmux_base = DAVINCI_SYSTEM_MODULE_BASE, |
|
.pinmux_pins = dm646x_pins, |
|
.pinmux_pins_num = ARRAY_SIZE(dm646x_pins), |
|
.emac_pdata = &dm646x_emac_pdata, |
|
.sram_dma = 0x10010000, |
|
.sram_len = SZ_32K, |
|
}; |
|
|
|
void __init dm646x_init_mcasp0(struct snd_platform_data *pdata) |
|
{ |
|
dm646x_mcasp0_device.dev.platform_data = pdata; |
|
platform_device_register(&dm646x_mcasp0_device); |
|
} |
|
|
|
void __init dm646x_init_mcasp1(struct snd_platform_data *pdata) |
|
{ |
|
dm646x_mcasp1_device.dev.platform_data = pdata; |
|
platform_device_register(&dm646x_mcasp1_device); |
|
platform_device_register(&dm646x_dit_device); |
|
} |
|
|
|
void dm646x_setup_vpif(struct vpif_display_config *display_config, |
|
struct vpif_capture_config *capture_config) |
|
{ |
|
unsigned int value; |
|
|
|
value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS)); |
|
value &= ~VSCLKDIS_MASK; |
|
__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS)); |
|
|
|
value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VDD3P3VPWDN)); |
|
value &= ~VDD3P3V_VID_MASK; |
|
__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VDD3P3VPWDN)); |
|
|
|
davinci_cfg_reg(DM646X_STSOMUX_DISABLE); |
|
davinci_cfg_reg(DM646X_STSIMUX_DISABLE); |
|
davinci_cfg_reg(DM646X_PTSOMUX_DISABLE); |
|
davinci_cfg_reg(DM646X_PTSIMUX_DISABLE); |
|
|
|
vpif_display_dev.dev.platform_data = display_config; |
|
vpif_capture_dev.dev.platform_data = capture_config; |
|
platform_device_register(&vpif_dev); |
|
platform_device_register(&vpif_display_dev); |
|
platform_device_register(&vpif_capture_dev); |
|
} |
|
|
|
int __init dm646x_init_edma(struct edma_rsv_info *rsv) |
|
{ |
|
struct platform_device *edma_pdev; |
|
|
|
dm646x_edma_pdata.rsv = rsv; |
|
|
|
edma_pdev = platform_device_register_full(&dm646x_edma_device); |
|
return PTR_ERR_OR_ZERO(edma_pdev); |
|
} |
|
|
|
void __init dm646x_init(void) |
|
{ |
|
davinci_common_init(&davinci_soc_info_dm646x); |
|
davinci_map_sysmod(); |
|
} |
|
|
|
void __init dm646x_init_time(unsigned long ref_clk_rate, |
|
unsigned long aux_clkin_rate) |
|
{ |
|
void __iomem *pll1, *psc; |
|
struct clk *clk; |
|
int rv; |
|
|
|
clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, ref_clk_rate); |
|
clk_register_fixed_rate(NULL, "aux_clkin", NULL, 0, aux_clkin_rate); |
|
|
|
pll1 = ioremap(DAVINCI_PLL1_BASE, SZ_1K); |
|
dm646x_pll1_init(NULL, pll1, NULL); |
|
|
|
psc = ioremap(DAVINCI_PWR_SLEEP_CNTRL_BASE, SZ_4K); |
|
dm646x_psc_init(NULL, psc); |
|
|
|
clk = clk_get(NULL, "timer0"); |
|
if (WARN_ON(IS_ERR(clk))) { |
|
pr_err("Unable to get the timer clock\n"); |
|
return; |
|
} |
|
|
|
rv = davinci_timer_register(clk, &dm646x_timer_cfg); |
|
WARN(rv, "Unable to register the timer: %d\n", rv); |
|
} |
|
|
|
static struct resource dm646x_pll2_resources[] = { |
|
{ |
|
.start = DAVINCI_PLL2_BASE, |
|
.end = DAVINCI_PLL2_BASE + SZ_1K - 1, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
}; |
|
|
|
static struct platform_device dm646x_pll2_device = { |
|
.name = "dm646x-pll2", |
|
.id = -1, |
|
.resource = dm646x_pll2_resources, |
|
.num_resources = ARRAY_SIZE(dm646x_pll2_resources), |
|
}; |
|
|
|
void __init dm646x_register_clocks(void) |
|
{ |
|
/* PLL1 and PSC are registered in dm646x_init_time() */ |
|
platform_device_register(&dm646x_pll2_device); |
|
} |
|
|
|
static const struct davinci_aintc_config dm646x_aintc_config = { |
|
.reg = { |
|
.start = DAVINCI_ARM_INTC_BASE, |
|
.end = DAVINCI_ARM_INTC_BASE + SZ_4K - 1, |
|
.flags = IORESOURCE_MEM, |
|
}, |
|
.num_irqs = 64, |
|
.prios = dm646x_default_priorities, |
|
}; |
|
|
|
void __init dm646x_init_irq(void) |
|
{ |
|
davinci_aintc_init(&dm646x_aintc_config); |
|
} |
|
|
|
static int __init dm646x_init_devices(void) |
|
{ |
|
int ret = 0; |
|
|
|
if (!cpu_is_davinci_dm646x()) |
|
return 0; |
|
|
|
platform_device_register(&dm646x_mdio_device); |
|
platform_device_register(&dm646x_emac_device); |
|
|
|
ret = davinci_init_wdt(); |
|
if (ret) |
|
pr_warn("%s: watchdog init failed: %d\n", __func__, ret); |
|
|
|
return ret; |
|
} |
|
postcore_initcall(dm646x_init_devices);
|
|
|