static void __init hdpu_setup_peripherals(void)
{
unsigned int val;
mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN,
HDPU_EMB_FLASH_BASE, HDPU_EMB_FLASH_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN,
HDPU_TBEN_BASE, HDPU_TBEN_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN,
HDPU_NEXUS_ID_BASE, HDPU_NEXUS_ID_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN,
HDPU_INTERNAL_SRAM_BASE,
HDPU_INTERNAL_SRAM_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN);
bh.ci->disable_window_32bit(&bh, MV64x60_ENET2MEM_4_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_ENET2MEM_4_WIN, 0, 0, 0);
mv64x60_clr_bits(&bh, MV64x60_PCI0_PCI_DECODE_CNTL, (1 << 3));
mv64x60_clr_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, (1 << 3));
mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL,
((1 << 0) | (1 << 8) | (1 << 16) | (1 << 24)));
/* Enable pipelining */
mv64x60_set_bits(&bh, MV64x60_CPU_CONFIG, (1 << 13));
/* Enable Snoop Pipelineing */
mv64x60_set_bits(&bh, MV64360_D_UNIT_CONTROL_HIGH, (1 << 24));
/*
* Change DRAM read buffer assignment.
* Assign read buffer 0 dedicated only for CPU,
* and the rest read buffer 1.
*/
val = mv64x60_read(&bh, MV64360_SDRAM_CONFIG);
val = val & 0x03ffffff;
val = val | 0xf8000000;
mv64x60_write(&bh, MV64360_SDRAM_CONFIG, val);
/*
* Configure internal SRAM -
* Cache coherent write back, if CONFIG_MV64360_SRAM_CACHE_COHERENT set
* Parity enabled.
* Parity error propagation
* Arbitration not parked for CPU only
* Other bits are reserved.
*/
#ifdef CONFIG_MV64360_SRAM_CACHE_COHERENT
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2);
#else
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b0);
#endif
hdpu_intr_setup();
}
void __init
ev64360_setup_peripherals(void)
{
u32 base;
/* Set up window for boot CS */
mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN,
EV64360_BOOT_WINDOW_BASE, EV64360_BOOT_WINDOW_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN);
/* We only use the 32-bit flash */
mv64x60_get_32bit_window(&bh, MV64x60_CPU2BOOT_WIN, &base,
&ev64360_flash_size_0);
ev64360_flash_size_1 = 0;
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN,
EV64360_RTC_WINDOW_BASE, EV64360_RTC_WINDOW_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN);
TODC_INIT(TODC_TYPE_DS1501, 0, 0,
ioremap(EV64360_RTC_WINDOW_BASE, EV64360_RTC_WINDOW_SIZE), 8);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN,
EV64360_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN);
sram_base = ioremap(EV64360_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE);
/* Set up Enet->SRAM window */
mv64x60_set_32bit_window(&bh, MV64x60_ENET2MEM_4_WIN,
EV64360_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0x2);
bh.ci->enable_window_32bit(&bh, MV64x60_ENET2MEM_4_WIN);
/* Give enet r/w access to memory region */
mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_0, (0x3 << (4 << 1)));
mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_1, (0x3 << (4 << 1)));
mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_2, (0x3 << (4 << 1)));
mv64x60_clr_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, (1 << 3));
mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL,
((1 << 0) | (1 << 8) | (1 << 16) | (1 << 24)));
#if defined(CONFIG_NOT_COHERENT_CACHE)
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x00160000);
#else
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2);
#endif
/*
* Setting the SRAM to 0. Note that this generates parity errors on
* internal data path in SRAM since it's first time accessing it
* while after reset it's not configured.
*/
memset(sram_base, 0, MV64360_SRAM_SIZE);
/* set up PCI interrupt controller */
ev64360_intr_setup();
}
void __init
katana_setup_peripherals(void)
{
u32 base;
/* Set up windows for boot CS, soldered & socketed flash, and CPLD */
mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN,
KATANA_BOOT_WINDOW_BASE, KATANA_BOOT_WINDOW_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN);
/* Assume firmware set up window sizes correctly for dev 0 & 1 */
mv64x60_get_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN, &base,
&katana_flash_size_0);
if (katana_flash_size_0 > 0) {
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN,
KATANA_SOLDERED_FLASH_BASE, katana_flash_size_0, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN);
}
mv64x60_get_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN, &base,
&katana_flash_size_1);
if (katana_flash_size_1 > 0) {
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN,
(KATANA_SOLDERED_FLASH_BASE + katana_flash_size_0),
katana_flash_size_1, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN);
}
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN,
KATANA_SOCKET_BASE, KATANA_SOCKETED_FLASH_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN,
KATANA_CPLD_BASE, KATANA_CPLD_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN);
cpld_base = ioremap(KATANA_CPLD_BASE, KATANA_CPLD_SIZE);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN,
KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN);
sram_base = ioremap(KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE);
/* Set up Enet->SRAM window */
mv64x60_set_32bit_window(&bh, MV64x60_ENET2MEM_4_WIN,
KATANA_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0x2);
bh.ci->enable_window_32bit(&bh, MV64x60_ENET2MEM_4_WIN);
/* Give enet r/w access to memory region */
mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_0, (0x3 << (4 << 1)));
mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_1, (0x3 << (4 << 1)));
mv64x60_set_bits(&bh, MV64360_ENET2MEM_ACC_PROT_2, (0x3 << (4 << 1)));
mv64x60_clr_bits(&bh, MV64x60_PCI1_PCI_DECODE_CNTL, (1 << 3));
mv64x60_clr_bits(&bh, MV64x60_TIMR_CNTR_0_3_CNTL,
((1 << 0) | (1 << 8) | (1 << 16) | (1 << 24)));
/* Must wait until window set up before retrieving board id */
katana_get_board_id();
/* Enumerate pci bus (must know board id before getting proc number) */
if (katana_get_proc_num() == 0)
bh.hose_b->last_busno = pciauto_bus_scan(bh.hose_b, 0);
#if defined(CONFIG_NOT_COHERENT_CACHE)
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x00160000);
#else
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2);
#endif
/*
* Setting the SRAM to 0. Note that this generates parity errors on
* internal data path in SRAM since it's first time accessing it
* while after reset it's not configured.
*/
memset(sram_base, 0, MV64360_SRAM_SIZE);
/* Only processor zero [on 3750] is an PCI interrupt controller */
if (katana_get_proc_num() == 0)
katana_intr_setup();
}
void __init
chestnut_setup_peripherals(void)
{
mv64x60_set_32bit_window(&bh, MV64x60_CPU2BOOT_WIN,
CHESTNUT_BOOT_8BIT_BASE, CHESTNUT_BOOT_8BIT_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2BOOT_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_0_WIN,
CHESTNUT_32BIT_BASE, CHESTNUT_32BIT_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_0_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_1_WIN,
CHESTNUT_CPLD_BASE, CHESTNUT_CPLD_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_1_WIN);
cpld_base = ioremap(CHESTNUT_CPLD_BASE, CHESTNUT_CPLD_SIZE);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_2_WIN,
CHESTNUT_UART_BASE, CHESTNUT_UART_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_2_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2DEV_3_WIN,
CHESTNUT_FRAM_BASE, CHESTNUT_FRAM_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2DEV_3_WIN);
mv64x60_set_32bit_window(&bh, MV64x60_CPU2SRAM_WIN,
CHESTNUT_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE, 0);
bh.ci->enable_window_32bit(&bh, MV64x60_CPU2SRAM_WIN);
#ifdef CONFIG_NOT_COHERENT_CACHE
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b0);
#else
mv64x60_write(&bh, MV64360_SRAM_CONFIG, 0x001600b2);
#endif
sram_base = ioremap(CHESTNUT_INTERNAL_SRAM_BASE, MV64360_SRAM_SIZE);
memset(sram_base, 0, MV64360_SRAM_SIZE);
/*
* Configure MPP pins for PCI DMA
*
* PCI Slot GNT pin REQ pin
* 0 MPP16 MPP17
* 1 MPP18 MPP19
* 2 MPP20 MPP21
* 3 MPP22 MPP23
*/
mv64x60_write(&bh, MV64x60_MPP_CNTL_2,
(0x1 << 0) | /* MPPSel16 PCI0_GNT[0] */
(0x1 << 4) | /* MPPSel17 PCI0_REQ[0] */
(0x1 << 8) | /* MPPSel18 PCI0_GNT[1] */
(0x1 << 12) | /* MPPSel19 PCI0_REQ[1] */
(0x1 << 16) | /* MPPSel20 PCI0_GNT[2] */
(0x1 << 20) | /* MPPSel21 PCI0_REQ[2] */
(0x1 << 24) | /* MPPSel22 PCI0_GNT[3] */
(0x1 << 28)); /* MPPSel23 PCI0_REQ[3] */
/*
* Set unused MPP pins for output, as per schematic note
*
* Unused Pins: MPP01, MPP02, MPP04, MPP05, MPP06
* MPP09, MPP10, MPP13, MPP14, MPP15
*/
mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_0,
(0xf << 4) | /* MPPSel01 GPIO[1] */
(0xf << 8) | /* MPPSel02 GPIO[2] */
(0xf << 16) | /* MPPSel04 GPIO[4] */
(0xf << 20) | /* MPPSel05 GPIO[5] */
(0xf << 24)); /* MPPSel06 GPIO[6] */
mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_1,
(0xf << 4) | /* MPPSel09 GPIO[9] */
(0xf << 8) | /* MPPSel10 GPIO[10] */
(0xf << 20) | /* MPPSel13 GPIO[13] */
(0xf << 24) | /* MPPSel14 GPIO[14] */
(0xf << 28)); /* MPPSel15 GPIO[15] */
mv64x60_set_bits(&bh, MV64x60_GPP_IO_CNTL, /* Output */
BIT(1) | BIT(2) | BIT(4) | BIT(5) | BIT(6) |
BIT(9) | BIT(10) | BIT(13) | BIT(14) | BIT(15));
/*
* Configure the following MPP pins to indicate a level
* triggered interrupt
*
* MPP24 - Board Reset (just map the MPP & GPP for chestnut_reset)
* MPP25 - UART A (high)
* MPP26 - UART B (high)
* MPP28 - PCI Slot 3 (low)
* MPP29 - PCI Slot 2 (low)
* MPP30 - PCI Slot 1 (low)
* MPP31 - PCI Slot 0 (low)
*/
mv64x60_clr_bits(&bh, MV64x60_MPP_CNTL_3,
BIT(3) | BIT(2) | BIT(1) | BIT(0) | /* MPP 24 */
BIT(7) | BIT(6) | BIT(5) | BIT(4) | /* MPP 25 */
BIT(11) | BIT(10) | BIT(9) | BIT(8) | /* MPP 26 */
BIT(19) | BIT(18) | BIT(17) | BIT(16) | /* MPP 28 */
BIT(23) | BIT(22) | BIT(21) | BIT(20) | /* MPP 29 */
BIT(27) | BIT(26) | BIT(25) | BIT(24) | /* MPP 30 */
BIT(31) | BIT(30) | BIT(29) | BIT(28)); /* MPP 31 */
/*
* Define GPP 25 (high), 26 (high), 28 (low), 29 (low), 30 (low),
* 31 (low) interrupt polarity input signal and level triggered
*/
mv64x60_clr_bits(&bh, MV64x60_GPP_LEVEL_CNTL, BIT(25) | BIT(26));
mv64x60_set_bits(&bh, MV64x60_GPP_LEVEL_CNTL,
BIT(28) | BIT(29) | BIT(30) | BIT(31));
mv64x60_clr_bits(&bh, MV64x60_GPP_IO_CNTL,
BIT(25) | BIT(26) | BIT(28) | BIT(29) | BIT(30) |
BIT(31));
/* Config GPP interrupt controller to respond to level trigger */
mv64x60_set_bits(&bh, MV64360_COMM_ARBITER_CNTL, BIT(10));
/*
* Dismiss and then enable interrupt on GPP interrupt cause for CPU #0
*/
mv64x60_write(&bh, MV64x60_GPP_INTR_CAUSE,
~(BIT(25) | BIT(26) | BIT(28) | BIT(29) | BIT(30) |
BIT(31)));
mv64x60_set_bits(&bh, MV64x60_GPP_INTR_MASK,
BIT(25) | BIT(26) | BIT(28) | BIT(29) | BIT(30) |
BIT(31));
/*
* Dismiss and then enable interrupt on CPU #0 high cause register
* BIT27 summarizes GPP interrupts 24-31
*/
mv64x60_set_bits(&bh, MV64360_IC_CPU0_INTR_MASK_HI, BIT(27));
if (ppc_md.progress)
ppc_md.progress("chestnut_setup_bridge: exit", 0);
}
