224 lines
6.9 KiB
C
224 lines
6.9 KiB
C
/*
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* Copyright (c) 2010 Sascha Hauer <s.hauer@pengutronix.de>
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* Copyright (C) 2005-2009 Freescale Semiconductor, Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#ifndef __IPU_PRV_H__
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#define __IPU_PRV_H__
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struct ipu_soc;
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#include <linux/types.h>
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#include <linux/device.h>
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#include <linux/clk.h>
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#include <linux/platform_device.h>
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#include <video/imx-ipu-v3.h>
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#define IPU_MCU_T_DEFAULT 8
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#define IPU_CM_IDMAC_REG_OFS 0x00008000
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#define IPU_CM_IC_REG_OFS 0x00020000
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#define IPU_CM_IRT_REG_OFS 0x00028000
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#define IPU_CM_CSI0_REG_OFS 0x00030000
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#define IPU_CM_CSI1_REG_OFS 0x00038000
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#define IPU_CM_SMFC_REG_OFS 0x00050000
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#define IPU_CM_DC_REG_OFS 0x00058000
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#define IPU_CM_DMFC_REG_OFS 0x00060000
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/* Register addresses */
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/* IPU Common registers */
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#define IPU_CM_REG(offset) (offset)
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#define IPU_CONF IPU_CM_REG(0)
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#define IPU_SRM_PRI1 IPU_CM_REG(0x00a0)
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#define IPU_SRM_PRI2 IPU_CM_REG(0x00a4)
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#define IPU_FS_PROC_FLOW1 IPU_CM_REG(0x00a8)
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#define IPU_FS_PROC_FLOW2 IPU_CM_REG(0x00ac)
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#define IPU_FS_PROC_FLOW3 IPU_CM_REG(0x00b0)
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#define IPU_FS_DISP_FLOW1 IPU_CM_REG(0x00b4)
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#define IPU_FS_DISP_FLOW2 IPU_CM_REG(0x00b8)
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#define IPU_SKIP IPU_CM_REG(0x00bc)
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#define IPU_DISP_ALT_CONF IPU_CM_REG(0x00c0)
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#define IPU_DISP_GEN IPU_CM_REG(0x00c4)
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#define IPU_DISP_ALT1 IPU_CM_REG(0x00c8)
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#define IPU_DISP_ALT2 IPU_CM_REG(0x00cc)
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#define IPU_DISP_ALT3 IPU_CM_REG(0x00d0)
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#define IPU_DISP_ALT4 IPU_CM_REG(0x00d4)
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#define IPU_SNOOP IPU_CM_REG(0x00d8)
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#define IPU_MEM_RST IPU_CM_REG(0x00dc)
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#define IPU_PM IPU_CM_REG(0x00e0)
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#define IPU_GPR IPU_CM_REG(0x00e4)
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#define IPU_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0150 + 4 * ((ch) / 32))
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#define IPU_ALT_CHA_DB_MODE_SEL(ch) IPU_CM_REG(0x0168 + 4 * ((ch) / 32))
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#define IPU_CHA_CUR_BUF(ch) IPU_CM_REG(0x023C + 4 * ((ch) / 32))
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#define IPU_ALT_CUR_BUF0 IPU_CM_REG(0x0244)
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#define IPU_ALT_CUR_BUF1 IPU_CM_REG(0x0248)
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#define IPU_SRM_STAT IPU_CM_REG(0x024C)
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#define IPU_PROC_TASK_STAT IPU_CM_REG(0x0250)
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#define IPU_DISP_TASK_STAT IPU_CM_REG(0x0254)
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#define IPU_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0268 + 4 * ((ch) / 32))
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#define IPU_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0270 + 4 * ((ch) / 32))
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#define IPU_CHA_BUF2_RDY(ch) IPU_CM_REG(0x0288 + 4 * ((ch) / 32))
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#define IPU_ALT_CHA_BUF0_RDY(ch) IPU_CM_REG(0x0278 + 4 * ((ch) / 32))
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#define IPU_ALT_CHA_BUF1_RDY(ch) IPU_CM_REG(0x0280 + 4 * ((ch) / 32))
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#define IPU_INT_CTRL(n) IPU_CM_REG(0x003C + 4 * (n))
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#define IPU_INT_STAT(n) IPU_CM_REG(0x0200 + 4 * (n))
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#define IPU_DI0_COUNTER_RELEASE (1 << 24)
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#define IPU_DI1_COUNTER_RELEASE (1 << 25)
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#define IPU_IDMAC_REG(offset) (offset)
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#define IDMAC_CONF IPU_IDMAC_REG(0x0000)
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#define IDMAC_CHA_EN(ch) IPU_IDMAC_REG(0x0004 + 4 * ((ch) / 32))
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#define IDMAC_SEP_ALPHA IPU_IDMAC_REG(0x000c)
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#define IDMAC_ALT_SEP_ALPHA IPU_IDMAC_REG(0x0010)
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#define IDMAC_CHA_PRI(ch) IPU_IDMAC_REG(0x0014 + 4 * ((ch) / 32))
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#define IDMAC_WM_EN(ch) IPU_IDMAC_REG(0x001c + 4 * ((ch) / 32))
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#define IDMAC_CH_LOCK_EN_1 IPU_IDMAC_REG(0x0024)
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#define IDMAC_CH_LOCK_EN_2 IPU_IDMAC_REG(0x0028)
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#define IDMAC_SUB_ADDR_0 IPU_IDMAC_REG(0x002c)
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#define IDMAC_SUB_ADDR_1 IPU_IDMAC_REG(0x0030)
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#define IDMAC_SUB_ADDR_2 IPU_IDMAC_REG(0x0034)
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#define IDMAC_BAND_EN(ch) IPU_IDMAC_REG(0x0040 + 4 * ((ch) / 32))
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#define IDMAC_CHA_BUSY(ch) IPU_IDMAC_REG(0x0100 + 4 * ((ch) / 32))
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#define IPU_NUM_IRQS (32 * 15)
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enum ipu_modules {
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IPU_CONF_CSI0_EN = (1 << 0),
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IPU_CONF_CSI1_EN = (1 << 1),
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IPU_CONF_IC_EN = (1 << 2),
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IPU_CONF_ROT_EN = (1 << 3),
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IPU_CONF_ISP_EN = (1 << 4),
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IPU_CONF_DP_EN = (1 << 5),
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IPU_CONF_DI0_EN = (1 << 6),
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IPU_CONF_DI1_EN = (1 << 7),
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IPU_CONF_SMFC_EN = (1 << 8),
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IPU_CONF_DC_EN = (1 << 9),
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IPU_CONF_DMFC_EN = (1 << 10),
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IPU_CONF_VDI_EN = (1 << 12),
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IPU_CONF_IDMAC_DIS = (1 << 22),
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IPU_CONF_IC_DMFC_SEL = (1 << 25),
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IPU_CONF_IC_DMFC_SYNC = (1 << 26),
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IPU_CONF_VDI_DMFC_SYNC = (1 << 27),
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IPU_CONF_CSI0_DATA_SOURCE = (1 << 28),
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IPU_CONF_CSI1_DATA_SOURCE = (1 << 29),
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IPU_CONF_IC_INPUT = (1 << 30),
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IPU_CONF_CSI_SEL = (1 << 31),
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};
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struct ipuv3_channel {
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unsigned int num;
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bool enabled;
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bool busy;
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struct ipu_soc *ipu;
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};
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struct ipu_cpmem;
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struct ipu_csi;
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struct ipu_dc_priv;
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struct ipu_dmfc_priv;
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struct ipu_di;
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struct ipu_ic_priv;
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struct ipu_smfc_priv;
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struct ipu_devtype;
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struct ipu_soc {
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struct device *dev;
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const struct ipu_devtype *devtype;
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enum ipuv3_type ipu_type;
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spinlock_t lock;
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struct mutex channel_lock;
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void __iomem *cm_reg;
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void __iomem *idmac_reg;
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int usecount;
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struct clk *clk;
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struct ipuv3_channel channel[64];
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int irq_sync;
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int irq_err;
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struct irq_domain *domain;
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struct ipu_cpmem *cpmem_priv;
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struct ipu_dc_priv *dc_priv;
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struct ipu_dp_priv *dp_priv;
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struct ipu_dmfc_priv *dmfc_priv;
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struct ipu_di *di_priv[2];
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struct ipu_csi *csi_priv[2];
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struct ipu_ic_priv *ic_priv;
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struct ipu_smfc_priv *smfc_priv;
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};
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static inline u32 ipu_idmac_read(struct ipu_soc *ipu, unsigned offset)
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{
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return readl(ipu->idmac_reg + offset);
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}
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static inline void ipu_idmac_write(struct ipu_soc *ipu, u32 value,
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unsigned offset)
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{
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writel(value, ipu->idmac_reg + offset);
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}
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void ipu_srm_dp_sync_update(struct ipu_soc *ipu);
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int ipu_module_enable(struct ipu_soc *ipu, u32 mask);
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int ipu_module_disable(struct ipu_soc *ipu, u32 mask);
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bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno);
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int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms);
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int ipu_csi_init(struct ipu_soc *ipu, struct device *dev, int id,
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unsigned long base, u32 module, struct clk *clk_ipu);
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void ipu_csi_exit(struct ipu_soc *ipu, int id);
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int ipu_ic_init(struct ipu_soc *ipu, struct device *dev,
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unsigned long base, unsigned long tpmem_base);
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void ipu_ic_exit(struct ipu_soc *ipu);
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int ipu_di_init(struct ipu_soc *ipu, struct device *dev, int id,
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unsigned long base, u32 module, struct clk *ipu_clk);
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void ipu_di_exit(struct ipu_soc *ipu, int id);
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int ipu_dmfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
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struct clk *ipu_clk);
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void ipu_dmfc_exit(struct ipu_soc *ipu);
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int ipu_dp_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
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void ipu_dp_exit(struct ipu_soc *ipu);
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int ipu_dc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
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unsigned long template_base);
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void ipu_dc_exit(struct ipu_soc *ipu);
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int ipu_cpmem_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
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void ipu_cpmem_exit(struct ipu_soc *ipu);
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int ipu_smfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
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void ipu_smfc_exit(struct ipu_soc *ipu);
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#endif /* __IPU_PRV_H__ */
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