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/*
* Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
*
* 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 <config.h>
#include <asm/sizes.h>
#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 0x01e12000
#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_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)
#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
#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
/* 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[71];
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);
}
#endif /* CONFIG_SOC_DA8XX */
#endif /* __ASM_ARCH_HARDWARE_H */
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