/* * Copyright (C) 2007 Sergey Kubushyn * * Based on: * * ------------------------------------------------------------------------- * * linux/include/asm-arm/arch-davinci/hardware.h * * Copyright (C) 2006 Texas Instruments. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. * */ #ifndef __ASM_ARCH_HARDWARE_H #define __ASM_ARCH_HARDWARE_H #include #include #define REG(addr) (*(volatile unsigned int *)(addr)) #define REG_P(addr) ((volatile unsigned int *)(addr)) typedef volatile unsigned int dv_reg; typedef volatile unsigned int * dv_reg_p; /* * Base register addresses * * NOTE: some of these DM6446-specific addresses DO NOT WORK * on other DaVinci chips. Double check them before you try * using the addresses ... or PSC module identifiers, etc. */ #ifndef CONFIG_SOC_DA8XX #define DAVINCI_DMA_3PCC_BASE (0x01c00000) #define DAVINCI_DMA_3PTC0_BASE (0x01c10000) #define DAVINCI_DMA_3PTC1_BASE (0x01c10400) #define DAVINCI_UART0_BASE (0x01c20000) #define DAVINCI_UART1_BASE (0x01c20400) #define DAVINCI_I2C_BASE (0x01c21000) #define DAVINCI_TIMER0_BASE (0x01c21400) #define DAVINCI_TIMER1_BASE (0x01c21800) #define DAVINCI_WDOG_BASE (0x01c21c00) #define DAVINCI_PWM0_BASE (0x01c22000) #define DAVINCI_PWM1_BASE (0x01c22400) #define DAVINCI_PWM2_BASE (0x01c22800) #define DAVINCI_SYSTEM_MODULE_BASE (0x01c40000) #define DAVINCI_PLL_CNTRL0_BASE (0x01c40800) #define DAVINCI_PLL_CNTRL1_BASE (0x01c40c00) #define DAVINCI_PWR_SLEEP_CNTRL_BASE (0x01c41000) #define DAVINCI_ARM_INTC_BASE (0x01c48000) #define DAVINCI_USB_OTG_BASE (0x01c64000) #define DAVINCI_CFC_ATA_BASE (0x01c66000) #define DAVINCI_SPI_BASE (0x01c66800) #define DAVINCI_GPIO_BASE (0x01c67000) #define DAVINCI_VPSS_REGS_BASE (0x01c70000) #if !defined(CONFIG_SOC_DM646X) #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE (0x02000000) #define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE (0x04000000) #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE (0x06000000) #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE (0x08000000) #endif #define DAVINCI_DDR_BASE (0x80000000) #ifdef CONFIG_SOC_DM644X #define DAVINCI_UART2_BASE 0x01c20800 #define DAVINCI_UHPI_BASE 0x01c67800 #define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01c80000 #define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01c81000 #define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01c82000 #define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01c84000 #define DAVINCI_IMCOP_BASE 0x01cc0000 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e00000 #define DAVINCI_VLYNQ_BASE 0x01e01000 #define DAVINCI_ASP_BASE 0x01e02000 #define DAVINCI_MMC_SD_BASE 0x01e10000 #define DAVINCI_MS_BASE 0x01e20000 #define DAVINCI_VLYNQ_REMOTE_BASE 0x0c000000 #elif defined(CONFIG_SOC_DM355) #define DAVINCI_MMC_SD1_BASE 0x01e00000 #define DAVINCI_ASP0_BASE 0x01e02000 #define DAVINCI_ASP1_BASE 0x01e04000 #define DAVINCI_UART2_BASE 0x01e06000 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e10000 #define DAVINCI_MMC_SD0_BASE 0x01e11000 #elif defined(CONFIG_SOC_DM365) #define DAVINCI_MMC_SD1_BASE 0x01d00000 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01d10000 #define DAVINCI_MMC_SD0_BASE 0x01d11000 #elif defined(CONFIG_SOC_DM646X) #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x20008000 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x42000000 #define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE 0x44000000 #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x46000000 #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x48000000 #endif #else /* CONFIG_SOC_DA8XX */ #define DAVINCI_UART0_BASE 0x01c42000 #define DAVINCI_UART1_BASE 0x01d0c000 #define DAVINCI_UART2_BASE 0x01d0d000 #define DAVINCI_I2C0_BASE 0x01c22000 #define DAVINCI_I2C1_BASE 0x01e28000 #define DAVINCI_TIMER0_BASE 0x01c20000 #define DAVINCI_TIMER1_BASE 0x01c21000 #define DAVINCI_WDOG_BASE 0x01c21000 #define DAVINCI_PLL_CNTRL0_BASE 0x01c11000 #define DAVINCI_PSC0_BASE 0x01c10000 #define DAVINCI_PSC1_BASE 0x01e27000 #define DAVINCI_SPI0_BASE 0x01c41000 #define DAVINCI_USB_OTG_BASE 0x01e00000 #define DAVINCI_SPI1_BASE (cpu_is_da830() ? \ 0x01e12000 : 0x01f0e000) #define DAVINCI_GPIO_BASE 0x01e26000 #define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01e23000 #define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01e22000 #define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01e20000 #define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01e24000 #define DAVINCI_MMC_SD0_BASE 0x01c40000 #define DAVINCI_MMC_SD1_BASE 0x01e1b000 #define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x68000000 #define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x40000000 #define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x60000000 #define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x62000000 #define DAVINCI_ASYNC_EMIF_DATA_CE4_BASE 0x64000000 #define DAVINCI_ASYNC_EMIF_DATA_CE5_BASE 0x66000000 #define DAVINCI_DDR_EMIF_CTRL_BASE 0xb0000000 #define DAVINCI_DDR_EMIF_DATA_BASE 0xc0000000 #define DAVINCI_INTC_BASE 0xfffee000 #define DAVINCI_BOOTCFG_BASE 0x01c14000 #define JTAG_ID_REG (DAVINCI_BOOTCFG_BASE + 0x18) #define GPIO_BANK2_REG_DIR_ADDR (DAVINCI_GPIO_BASE + 0x38) #define GPIO_BANK2_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x3c) #define GPIO_BANK2_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x40) #define GPIO_BANK2_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x44) #endif /* CONFIG_SOC_DA8XX */ /* Power and Sleep Controller (PSC) Domains */ #define DAVINCI_GPSC_ARMDOMAIN 0 #define DAVINCI_GPSC_DSPDOMAIN 1 #ifndef CONFIG_SOC_DA8XX #define DAVINCI_LPSC_VPSSMSTR 0 #define DAVINCI_LPSC_VPSSSLV 1 #define DAVINCI_LPSC_TPCC 2 #define DAVINCI_LPSC_TPTC0 3 #define DAVINCI_LPSC_TPTC1 4 #define DAVINCI_LPSC_EMAC 5 #define DAVINCI_LPSC_EMAC_WRAPPER 6 #define DAVINCI_LPSC_MDIO 7 #define DAVINCI_LPSC_IEEE1394 8 #define DAVINCI_LPSC_USB 9 #define DAVINCI_LPSC_ATA 10 #define DAVINCI_LPSC_VLYNQ 11 #define DAVINCI_LPSC_UHPI 12 #define DAVINCI_LPSC_DDR_EMIF 13 #define DAVINCI_LPSC_AEMIF 14 #define DAVINCI_LPSC_MMC_SD 15 #define DAVINCI_LPSC_MEMSTICK 16 #define DAVINCI_LPSC_McBSP 17 #define DAVINCI_LPSC_I2C 18 #define DAVINCI_LPSC_UART0 19 #define DAVINCI_LPSC_UART1 20 #define DAVINCI_LPSC_UART2 21 #define DAVINCI_LPSC_SPI 22 #define DAVINCI_LPSC_PWM0 23 #define DAVINCI_LPSC_PWM1 24 #define DAVINCI_LPSC_PWM2 25 #define DAVINCI_LPSC_GPIO 26 #define DAVINCI_LPSC_TIMER0 27 #define DAVINCI_LPSC_TIMER1 28 #define DAVINCI_LPSC_TIMER2 29 #define DAVINCI_LPSC_SYSTEM_SUBSYS 30 #define DAVINCI_LPSC_ARM 31 #define DAVINCI_LPSC_SCR2 32 #define DAVINCI_LPSC_SCR3 33 #define DAVINCI_LPSC_SCR4 34 #define DAVINCI_LPSC_CROSSBAR 35 #define DAVINCI_LPSC_CFG27 36 #define DAVINCI_LPSC_CFG3 37 #define DAVINCI_LPSC_CFG5 38 #define DAVINCI_LPSC_GEM 39 #define DAVINCI_LPSC_IMCOP 40 #define DAVINCI_DM646X_LPSC_EMAC 14 #define DAVINCI_DM646X_LPSC_UART0 26 #define DAVINCI_DM646X_LPSC_I2C 31 #define DAVINCI_DM646X_LPSC_TIMER0 34 #else /* CONFIG_SOC_DA8XX */ enum davinci_lpsc_ids { DAVINCI_LPSC_TPCC = 0, DAVINCI_LPSC_TPTC0, DAVINCI_LPSC_TPTC1, DAVINCI_LPSC_AEMIF, DAVINCI_LPSC_SPI0, DAVINCI_LPSC_MMC_SD, DAVINCI_LPSC_AINTC, DAVINCI_LPSC_ARM_RAM_ROM, DAVINCI_LPSC_SECCTL_KEYMGR, DAVINCI_LPSC_UART0, DAVINCI_LPSC_SCR0, DAVINCI_LPSC_SCR1, DAVINCI_LPSC_SCR2, DAVINCI_LPSC_DMAX, DAVINCI_LPSC_ARM, DAVINCI_LPSC_GEM, /* for LPSCs in PSC1, offset from 32 for differentiation */ DAVINCI_LPSC_PSC1_BASE = 32, DAVINCI_LPSC_USB11, DAVINCI_LPSC_USB20, DAVINCI_LPSC_GPIO, DAVINCI_LPSC_UHPI, DAVINCI_LPSC_EMAC, DAVINCI_LPSC_DDR_EMIF, DAVINCI_LPSC_McASP0, DAVINCI_LPSC_McASP1, DAVINCI_LPSC_McASP2, DAVINCI_LPSC_SPI1, DAVINCI_LPSC_I2C1, DAVINCI_LPSC_UART1, DAVINCI_LPSC_UART2, DAVINCI_LPSC_LCDC, DAVINCI_LPSC_ePWM, DAVINCI_LPSC_eCAP, DAVINCI_LPSC_eQEP, DAVINCI_LPSC_SCR_P0, DAVINCI_LPSC_SCR_P1, DAVINCI_LPSC_CR_P3, DAVINCI_LPSC_L3_CBA_RAM }; #endif /* CONFIG_SOC_DA8XX */ void lpsc_on(unsigned int id); void dsp_on(void); void davinci_enable_uart0(void); void davinci_enable_emac(void); void davinci_enable_i2c(void); void davinci_errata_workarounds(void); #ifndef CONFIG_SOC_DA8XX /* Some PSC defines */ #define PSC_CHP_SHRTSW (0x01c40038) #define PSC_GBLCTL (0x01c41010) #define PSC_EPCPR (0x01c41070) #define PSC_EPCCR (0x01c41078) #define PSC_PTCMD (0x01c41120) #define PSC_PTSTAT (0x01c41128) #define PSC_PDSTAT (0x01c41200) #define PSC_PDSTAT1 (0x01c41204) #define PSC_PDCTL (0x01c41300) #define PSC_PDCTL1 (0x01c41304) #define PSC_MDCTL_BASE (0x01c41a00) #define PSC_MDSTAT_BASE (0x01c41800) #define VDD3P3V_PWDN (0x01c40048) #define UART0_PWREMU_MGMT (0x01c20030) #define PSC_SILVER_BULLET (0x01c41a20) #else /* CONFIG_SOC_DA8XX */ #define PSC_PSC0_MODULE_ID_CNT 16 #define PSC_PSC1_MODULE_ID_CNT 32 struct davinci_psc_regs { dv_reg revid; dv_reg rsvd0[71]; dv_reg ptcmd; dv_reg rsvd1; dv_reg ptstat; dv_reg rsvd2[437]; union { struct { dv_reg mdstat[PSC_PSC0_MODULE_ID_CNT]; dv_reg rsvd3[112]; dv_reg mdctl[PSC_PSC0_MODULE_ID_CNT]; } psc0; struct { dv_reg mdstat[PSC_PSC1_MODULE_ID_CNT]; dv_reg rsvd3[96]; dv_reg mdctl[PSC_PSC1_MODULE_ID_CNT]; } psc1; }; }; #define davinci_psc0_regs ((struct davinci_psc_regs *)DAVINCI_PSC0_BASE) #define davinci_psc1_regs ((struct davinci_psc_regs *)DAVINCI_PSC1_BASE) #endif /* CONFIG_SOC_DA8XX */ #ifndef CONFIG_SOC_DA8XX /* Miscellania... */ #define VBPR (0x20000020) /* NOTE: system control modules are *highly* chip-specific, both * as to register content (e.g. for muxing) and which registers exist. */ #define PINMUX0 0x01c40000 #define PINMUX1 0x01c40004 #define PINMUX2 0x01c40008 #define PINMUX3 0x01c4000c #define PINMUX4 0x01c40010 #else /* CONFIG_SOC_DA8XX */ struct davinci_pllc_regs { dv_reg revid; dv_reg rsvd1[56]; dv_reg rstype; dv_reg rsvd2[6]; dv_reg pllctl; dv_reg ocsel; dv_reg rsvd3[2]; dv_reg pllm; dv_reg prediv; dv_reg plldiv1; dv_reg plldiv2; dv_reg plldiv3; dv_reg oscdiv; dv_reg postdiv; dv_reg rsvd4[3]; dv_reg pllcmd; dv_reg pllstat; dv_reg alnctl; dv_reg dchange; dv_reg cken; dv_reg ckstat; dv_reg systat; dv_reg rsvd5[3]; dv_reg plldiv4; dv_reg plldiv5; dv_reg plldiv6; dv_reg plldiv7; dv_reg rsvd6[32]; dv_reg emucnt0; dv_reg emucnt1; }; #define davinci_pllc_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL0_BASE) #define DAVINCI_PLLC_DIV_MASK 0x1f #define ASYNC3 get_async3_src() #define PLL1_SYSCLK2 ((1 << 16) | 0x2) #define DAVINCI_SPI1_CLKID (cpu_is_da830() ? 2 : ASYNC3) /* Clock IDs */ enum davinci_clk_ids { DAVINCI_SPI0_CLKID = 2, DAVINCI_UART2_CLKID = 2, DAVINCI_MDIO_CLKID = 4, DAVINCI_ARM_CLKID = 6, DAVINCI_PLLM_CLKID = 0xff, DAVINCI_PLLC_CLKID = 0x100, DAVINCI_AUXCLK_CLKID = 0x101 }; int clk_get(enum davinci_clk_ids id); /* Boot config */ struct davinci_syscfg_regs { dv_reg revid; dv_reg rsvd[13]; dv_reg kick0; dv_reg kick1; dv_reg rsvd1[56]; dv_reg pinmux[20]; dv_reg suspsrc; dv_reg chipsig; dv_reg chipsig_clr; dv_reg cfgchip0; dv_reg cfgchip1; dv_reg cfgchip2; dv_reg cfgchip3; dv_reg cfgchip4; }; #define davinci_syscfg_regs \ ((struct davinci_syscfg_regs *)DAVINCI_BOOTCFG_BASE) /* Emulation suspend bits */ #define DAVINCI_SYSCFG_SUSPSRC_EMAC (1 << 5) #define DAVINCI_SYSCFG_SUSPSRC_I2C (1 << 16) #define DAVINCI_SYSCFG_SUSPSRC_SPI0 (1 << 21) #define DAVINCI_SYSCFG_SUSPSRC_SPI1 (1 << 22) #define DAVINCI_SYSCFG_SUSPSRC_UART2 (1 << 20) #define DAVINCI_SYSCFG_SUSPSRC_TIMER0 (1 << 27) /* Interrupt controller */ struct davinci_aintc_regs { dv_reg revid; dv_reg cr; dv_reg dummy0[2]; dv_reg ger; dv_reg dummy1[219]; dv_reg ecr1; dv_reg ecr2; dv_reg ecr3; dv_reg dummy2[1117]; dv_reg hier; }; #define davinci_aintc_regs ((struct davinci_aintc_regs *)DAVINCI_INTC_BASE) struct davinci_uart_ctrl_regs { dv_reg revid1; dv_reg revid2; dv_reg pwremu_mgmt; dv_reg mdr; }; #define DAVINCI_UART_CTRL_BASE 0x28 #define DAVINCI_UART0_CTRL_ADDR (DAVINCI_UART0_BASE + DAVINCI_UART_CTRL_BASE) #define DAVINCI_UART1_CTRL_ADDR (DAVINCI_UART1_BASE + DAVINCI_UART_CTRL_BASE) #define DAVINCI_UART2_CTRL_ADDR (DAVINCI_UART2_BASE + DAVINCI_UART_CTRL_BASE) #define davinci_uart0_ctrl_regs \ ((struct davinci_uart_ctrl_regs *)DAVINCI_UART0_CTRL_ADDR) #define davinci_uart1_ctrl_regs \ ((struct davinci_uart_ctrl_regs *)DAVINCI_UART1_CTRL_ADDR) #define davinci_uart2_ctrl_regs \ ((struct davinci_uart_ctrl_regs *)DAVINCI_UART2_CTRL_ADDR) /* UART PWREMU_MGMT definitions */ #define DAVINCI_UART_PWREMU_MGMT_FREE (1 << 0) #define DAVINCI_UART_PWREMU_MGMT_URRST (1 << 13) #define DAVINCI_UART_PWREMU_MGMT_UTRST (1 << 14) static inline int cpu_is_da830(void) { unsigned int jtag_id = REG(JTAG_ID_REG); unsigned short part_no = (jtag_id >> 12) & 0xffff; return ((part_no == 0xb7df) ? 1 : 0); } static inline int cpu_is_da850(void) { unsigned int jtag_id = REG(JTAG_ID_REG); unsigned short part_no = (jtag_id >> 12) & 0xffff; return ((part_no == 0xb7d1) ? 1 : 0); } static inline int get_async3_src(void) { return (REG(&davinci_syscfg_regs->cfgchip3) & 0x10) ? PLL1_SYSCLK2 : 2; } #endif /* CONFIG_SOC_DA8XX */ #endif /* __ASM_ARCH_HARDWARE_H */